10ade8cd8SKonstantin Porotchkin /* 20ade8cd8SKonstantin Porotchkin * Copyright (C) 2018 Marvell International Ltd. 30ade8cd8SKonstantin Porotchkin * 40ade8cd8SKonstantin Porotchkin * SPDX-License-Identifier: BSD-3-Clause 50ade8cd8SKonstantin Porotchkin * https://spdx.org/licenses 60ade8cd8SKonstantin Porotchkin */ 70ade8cd8SKonstantin Porotchkin 80ade8cd8SKonstantin Porotchkin /* Marvell CP110 SoC COMPHY unit driver */ 90ade8cd8SKonstantin Porotchkin 100ade8cd8SKonstantin Porotchkin #include <errno.h> 1109d40e0eSAntonio Nino Diaz 1209d40e0eSAntonio Nino Diaz #include <common/debug.h> 1309d40e0eSAntonio Nino Diaz #include <drivers/delay_timer.h> 145a9e46e6SGrzegorz Jaszczyk #include <mg_conf_cm3/mg_conf_cm3.h> 1509d40e0eSAntonio Nino Diaz #include <lib/mmio.h> 1609d40e0eSAntonio Nino Diaz #include <lib/spinlock.h> 1709d40e0eSAntonio Nino Diaz 180ade8cd8SKonstantin Porotchkin #include <mvebu_def.h> 190ade8cd8SKonstantin Porotchkin #include "mvebu.h" 200ade8cd8SKonstantin Porotchkin #include "comphy-cp110.h" 2142a29337SGrzegorz Jaszczyk #include "phy-comphy-cp110.h" 2242a29337SGrzegorz Jaszczyk #include "phy-comphy-common.h" 230ade8cd8SKonstantin Porotchkin 2442a29337SGrzegorz Jaszczyk #if __has_include("phy-porting-layer.h") 2542a29337SGrzegorz Jaszczyk #include "phy-porting-layer.h" 260ade8cd8SKonstantin Porotchkin #else 2742a29337SGrzegorz Jaszczyk #include "phy-default-porting-layer.h" 280ade8cd8SKonstantin Porotchkin #endif 290ade8cd8SKonstantin Porotchkin 300ade8cd8SKonstantin Porotchkin /* COMPHY speed macro */ 310ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_1_25G 0 /* SGMII 1G */ 320ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_2_5G 1 330ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_3_125G 2 /* SGMII 2.5G */ 340ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_5G 3 350ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_5_15625G 4 /* XFI 5G */ 360ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_6G 5 370ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_10_3125G 6 /* XFI 10G */ 380ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_MAX 0x3F 390ade8cd8SKonstantin Porotchkin /* The default speed for IO with fixed known speed */ 400ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_DEFAULT COMPHY_SPEED_MAX 410ade8cd8SKonstantin Porotchkin 420ade8cd8SKonstantin Porotchkin /* Commands for comphy driver */ 430ade8cd8SKonstantin Porotchkin #define COMPHY_COMMAND_DIGITAL_PWR_OFF 0x00000001 440ade8cd8SKonstantin Porotchkin #define COMPHY_COMMAND_DIGITAL_PWR_ON 0x00000002 450ade8cd8SKonstantin Porotchkin 460ade8cd8SKonstantin Porotchkin #define COMPHY_PIPE_FROM_COMPHY_ADDR(x) ((x & ~0xffffff) + 0x120000) 470ade8cd8SKonstantin Porotchkin 480ade8cd8SKonstantin Porotchkin /* System controller registers */ 490ade8cd8SKonstantin Porotchkin #define PCIE_MAC_RESET_MASK_PORT0 BIT(13) 500ade8cd8SKonstantin Porotchkin #define PCIE_MAC_RESET_MASK_PORT1 BIT(11) 510ade8cd8SKonstantin Porotchkin #define PCIE_MAC_RESET_MASK_PORT2 BIT(12) 520ade8cd8SKonstantin Porotchkin #define SYS_CTRL_UINIT_SOFT_RESET_REG 0x268 530ade8cd8SKonstantin Porotchkin #define SYS_CTRL_FROM_COMPHY_ADDR(x) ((x & ~0xffffff) + 0x440000) 540ade8cd8SKonstantin Porotchkin 550ade8cd8SKonstantin Porotchkin /* DFX register spaces */ 560ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE0_CLOCK_CONFIG_CP1_OFFSET (0) 570ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE0_CLOCK_CONFIG_CP1_MASK (0x1 << \ 580ade8cd8SKonstantin Porotchkin SAR_RST_PCIE0_CLOCK_CONFIG_CP1_OFFSET) 590ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE1_CLOCK_CONFIG_CP1_OFFSET (1) 600ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE1_CLOCK_CONFIG_CP1_MASK (0x1 << \ 610ade8cd8SKonstantin Porotchkin SAR_RST_PCIE1_CLOCK_CONFIG_CP1_OFFSET) 620ade8cd8SKonstantin Porotchkin #define SAR_STATUS_0_REG 200 630ade8cd8SKonstantin Porotchkin #define DFX_FROM_COMPHY_ADDR(x) ((x & ~0xffffff) + DFX_BASE) 640ade8cd8SKonstantin Porotchkin 650ade8cd8SKonstantin Porotchkin /* The same Units Soft Reset Config register are accessed in all PCIe ports 660ade8cd8SKonstantin Porotchkin * initialization, so a spin lock is defined in case when more than 1 CPUs 670ade8cd8SKonstantin Porotchkin * resets PCIe MAC and need to access the register in the same time. The spin 680ade8cd8SKonstantin Porotchkin * lock is shared by all CP110 units. 690ade8cd8SKonstantin Porotchkin */ 700ade8cd8SKonstantin Porotchkin spinlock_t cp110_mac_reset_lock; 710ade8cd8SKonstantin Porotchkin 720ade8cd8SKonstantin Porotchkin /* These values come from the PCI Express Spec */ 730ade8cd8SKonstantin Porotchkin enum pcie_link_width { 740ade8cd8SKonstantin Porotchkin PCIE_LNK_WIDTH_RESRV = 0x00, 750ade8cd8SKonstantin Porotchkin PCIE_LNK_X1 = 0x01, 760ade8cd8SKonstantin Porotchkin PCIE_LNK_X2 = 0x02, 770ade8cd8SKonstantin Porotchkin PCIE_LNK_X4 = 0x04, 780ade8cd8SKonstantin Porotchkin PCIE_LNK_X8 = 0x08, 790ade8cd8SKonstantin Porotchkin PCIE_LNK_X12 = 0x0C, 800ade8cd8SKonstantin Porotchkin PCIE_LNK_X16 = 0x10, 810ade8cd8SKonstantin Porotchkin PCIE_LNK_X32 = 0x20, 820ade8cd8SKonstantin Porotchkin PCIE_LNK_WIDTH_UNKNOWN = 0xFF, 830ade8cd8SKonstantin Porotchkin }; 840ade8cd8SKonstantin Porotchkin 8542a29337SGrzegorz Jaszczyk _Bool rx_trainng_done[AP_NUM][CP_NUM][MAX_LANE_NR] = {0}; 8642a29337SGrzegorz Jaszczyk 8742a29337SGrzegorz Jaszczyk static void mvebu_cp110_get_ap_and_cp_nr(uint8_t *ap_nr, uint8_t *cp_nr, 8842a29337SGrzegorz Jaszczyk uint64_t comphy_base) 890ade8cd8SKonstantin Porotchkin { 9042a29337SGrzegorz Jaszczyk #if (AP_NUM == 1) 9142a29337SGrzegorz Jaszczyk *ap_nr = 0; 9242a29337SGrzegorz Jaszczyk #else 9342a29337SGrzegorz Jaszczyk *ap_nr = (((comphy_base & ~0xffffff) - MVEBU_AP_IO_BASE(0)) / 9442a29337SGrzegorz Jaszczyk AP_IO_OFFSET); 9542a29337SGrzegorz Jaszczyk #endif 960ade8cd8SKonstantin Porotchkin 9742a29337SGrzegorz Jaszczyk *cp_nr = (((comphy_base & ~0xffffff) - MVEBU_AP_IO_BASE(*ap_nr)) / 9842a29337SGrzegorz Jaszczyk MVEBU_CP_OFFSET); 990ade8cd8SKonstantin Porotchkin 10042a29337SGrzegorz Jaszczyk debug("cp_base 0x%llx, ap_io_base 0x%lx, cp_offset 0x%lx\n", 10142a29337SGrzegorz Jaszczyk comphy_base, (unsigned long)MVEBU_AP_IO_BASE(*ap_nr), 10242a29337SGrzegorz Jaszczyk (unsigned long)MVEBU_CP_OFFSET); 1030ade8cd8SKonstantin Porotchkin } 1040ade8cd8SKonstantin Porotchkin 1050ade8cd8SKonstantin Porotchkin /* Clear PIPE selector - avoid collision with previous configuration */ 1060ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_clr_pipe_selector(uint64_t comphy_base, 1070ade8cd8SKonstantin Porotchkin uint8_t comphy_index) 1080ade8cd8SKonstantin Porotchkin { 1090ade8cd8SKonstantin Porotchkin uint32_t reg, mask, field; 1100ade8cd8SKonstantin Porotchkin uint32_t comphy_offset = 1110ade8cd8SKonstantin Porotchkin COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 1120ade8cd8SKonstantin Porotchkin 1130ade8cd8SKonstantin Porotchkin mask = COMMON_SELECTOR_COMPHY_MASK << comphy_offset; 1140ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET); 1150ade8cd8SKonstantin Porotchkin field = reg & mask; 1160ade8cd8SKonstantin Porotchkin 1170ade8cd8SKonstantin Porotchkin if (field) { 1180ade8cd8SKonstantin Porotchkin reg &= ~mask; 1190ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET, 1200ade8cd8SKonstantin Porotchkin reg); 1210ade8cd8SKonstantin Porotchkin } 1220ade8cd8SKonstantin Porotchkin } 1230ade8cd8SKonstantin Porotchkin 1240ade8cd8SKonstantin Porotchkin /* Clear PHY selector - avoid collision with previous configuration */ 1250ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_clr_phy_selector(uint64_t comphy_base, 1260ade8cd8SKonstantin Porotchkin uint8_t comphy_index) 1270ade8cd8SKonstantin Porotchkin { 1280ade8cd8SKonstantin Porotchkin uint32_t reg, mask, field; 1290ade8cd8SKonstantin Porotchkin uint32_t comphy_offset = 1300ade8cd8SKonstantin Porotchkin COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 1310ade8cd8SKonstantin Porotchkin 1320ade8cd8SKonstantin Porotchkin mask = COMMON_SELECTOR_COMPHY_MASK << comphy_offset; 1330ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET); 1340ade8cd8SKonstantin Porotchkin field = reg & mask; 1350ade8cd8SKonstantin Porotchkin 1360ade8cd8SKonstantin Porotchkin /* Clear comphy selector - if it was already configured. 1370ade8cd8SKonstantin Porotchkin * (might be that this comphy was configured as PCIe/USB, 1380ade8cd8SKonstantin Porotchkin * in such case, no need to clear comphy selector because PCIe/USB 1390ade8cd8SKonstantin Porotchkin * are controlled by hpipe selector). 1400ade8cd8SKonstantin Porotchkin */ 1410ade8cd8SKonstantin Porotchkin if (field) { 1420ade8cd8SKonstantin Porotchkin reg &= ~mask; 1430ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET, 1440ade8cd8SKonstantin Porotchkin reg); 1450ade8cd8SKonstantin Porotchkin } 1460ade8cd8SKonstantin Porotchkin } 1470ade8cd8SKonstantin Porotchkin 1480ade8cd8SKonstantin Porotchkin /* PHY selector configures SATA and Network modes */ 1490ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_set_phy_selector(uint64_t comphy_base, 1500ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 1510ade8cd8SKonstantin Porotchkin { 1520ade8cd8SKonstantin Porotchkin uint32_t reg, mask; 1530ade8cd8SKonstantin Porotchkin uint32_t comphy_offset = 1540ade8cd8SKonstantin Porotchkin COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 1550ade8cd8SKonstantin Porotchkin int mode; 1560ade8cd8SKonstantin Porotchkin 1570ade8cd8SKonstantin Porotchkin /* If phy selector is used the pipe selector should be marked as 1580ade8cd8SKonstantin Porotchkin * unconnected. 1590ade8cd8SKonstantin Porotchkin */ 1600ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_pipe_selector(comphy_base, comphy_index); 1610ade8cd8SKonstantin Porotchkin 1620ade8cd8SKonstantin Porotchkin /* Comphy mode (compound of the IO mode and id). Here, only the IO mode 1630ade8cd8SKonstantin Porotchkin * is required to distinguish between SATA and network modes. 1640ade8cd8SKonstantin Porotchkin */ 1650ade8cd8SKonstantin Porotchkin mode = COMPHY_GET_MODE(comphy_mode); 1660ade8cd8SKonstantin Porotchkin 1670ade8cd8SKonstantin Porotchkin mask = COMMON_SELECTOR_COMPHY_MASK << comphy_offset; 1680ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET); 1690ade8cd8SKonstantin Porotchkin reg &= ~mask; 1700ade8cd8SKonstantin Porotchkin 1710ade8cd8SKonstantin Porotchkin /* SATA port 0/1 require the same configuration */ 1720ade8cd8SKonstantin Porotchkin if (mode == COMPHY_SATA_MODE) { 1730ade8cd8SKonstantin Porotchkin /* SATA selector values is always 4 */ 1740ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHYN_SATA << comphy_offset; 1750ade8cd8SKonstantin Porotchkin } else { 1760ade8cd8SKonstantin Porotchkin switch (comphy_index) { 1770ade8cd8SKonstantin Porotchkin case(0): 1780ade8cd8SKonstantin Porotchkin case(1): 1790ade8cd8SKonstantin Porotchkin case(2): 1800ade8cd8SKonstantin Porotchkin /* For comphy 0,1, and 2: 1810ade8cd8SKonstantin Porotchkin * Network selector value is always 1. 1820ade8cd8SKonstantin Porotchkin */ 1830ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY0_1_2_NETWORK << 1840ade8cd8SKonstantin Porotchkin comphy_offset; 1850ade8cd8SKonstantin Porotchkin break; 1860ade8cd8SKonstantin Porotchkin case(3): 1870ade8cd8SKonstantin Porotchkin /* For comphy 3: 1880ade8cd8SKonstantin Porotchkin * 0x1 = RXAUI_Lane1 1890ade8cd8SKonstantin Porotchkin * 0x2 = SGMII/HS-SGMII Port1 1900ade8cd8SKonstantin Porotchkin */ 1910ade8cd8SKonstantin Porotchkin if (mode == COMPHY_RXAUI_MODE) 1920ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY3_RXAUI << 1930ade8cd8SKonstantin Porotchkin comphy_offset; 1940ade8cd8SKonstantin Porotchkin else 1950ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY3_SGMII << 1960ade8cd8SKonstantin Porotchkin comphy_offset; 1970ade8cd8SKonstantin Porotchkin break; 1980ade8cd8SKonstantin Porotchkin case(4): 1990ade8cd8SKonstantin Porotchkin /* For comphy 4: 2000ade8cd8SKonstantin Porotchkin * 0x1 = SGMII/HS-SGMII Port1, XFI1/SFI1 2010ade8cd8SKonstantin Porotchkin * 0x2 = SGMII/HS-SGMII Port0: XFI0/SFI0, RXAUI_Lane0 2020ade8cd8SKonstantin Porotchkin * 2030ade8cd8SKonstantin Porotchkin * We want to check if SGMII1/HS_SGMII1 is the 2040ade8cd8SKonstantin Porotchkin * requested mode in order to determine which value 2050ade8cd8SKonstantin Porotchkin * should be set (all other modes use the same value) 2060ade8cd8SKonstantin Porotchkin * so we need to strip the mode, and check the ID 2070ade8cd8SKonstantin Porotchkin * because we might handle SGMII0/HS_SGMII0 too. 2080ade8cd8SKonstantin Porotchkin */ 2090ade8cd8SKonstantin Porotchkin /* TODO: need to distinguish between CP110 and CP115 2100ade8cd8SKonstantin Porotchkin * as SFI1/XFI1 available only for CP115. 2110ade8cd8SKonstantin Porotchkin */ 2120ade8cd8SKonstantin Porotchkin if ((mode == COMPHY_SGMII_MODE || 2130ade8cd8SKonstantin Porotchkin mode == COMPHY_HS_SGMII_MODE || 214050eb19cSGrzegorz Jaszczyk mode == COMPHY_SFI_MODE || 215050eb19cSGrzegorz Jaszczyk mode == COMPHY_XFI_MODE || 216050eb19cSGrzegorz Jaszczyk mode == COMPHY_AP_MODE) 2170529106cSGrzegorz Jaszczyk && COMPHY_GET_ID(comphy_mode) == 1) 2180ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY4_PORT1 << 2190ade8cd8SKonstantin Porotchkin comphy_offset; 2200ade8cd8SKonstantin Porotchkin else 2210ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY4_ALL_OTHERS << 2220ade8cd8SKonstantin Porotchkin comphy_offset; 2230ade8cd8SKonstantin Porotchkin break; 2240ade8cd8SKonstantin Porotchkin case(5): 2250ade8cd8SKonstantin Porotchkin /* For comphy 5: 2260ade8cd8SKonstantin Porotchkin * 0x1 = SGMII/HS-SGMII Port2 2270ade8cd8SKonstantin Porotchkin * 0x2 = RXAUI Lane1 2280ade8cd8SKonstantin Porotchkin */ 2290ade8cd8SKonstantin Porotchkin if (mode == COMPHY_RXAUI_MODE) 2300ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY5_RXAUI << 2310ade8cd8SKonstantin Porotchkin comphy_offset; 2320ade8cd8SKonstantin Porotchkin else 2330ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY5_SGMII << 2340ade8cd8SKonstantin Porotchkin comphy_offset; 2350ade8cd8SKonstantin Porotchkin break; 2360ade8cd8SKonstantin Porotchkin } 2370ade8cd8SKonstantin Porotchkin } 2380ade8cd8SKonstantin Porotchkin 2390ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET, reg); 2400ade8cd8SKonstantin Porotchkin } 2410ade8cd8SKonstantin Porotchkin 2420ade8cd8SKonstantin Porotchkin /* PIPE selector configures for PCIe, USB 3.0 Host, and USB 3.0 Device mode */ 2430ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_set_pipe_selector(uint64_t comphy_base, 2440ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 2450ade8cd8SKonstantin Porotchkin { 2460ade8cd8SKonstantin Porotchkin uint32_t reg; 2470ade8cd8SKonstantin Porotchkin uint32_t shift = COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 2480ade8cd8SKonstantin Porotchkin int mode = COMPHY_GET_MODE(comphy_mode); 2490ade8cd8SKonstantin Porotchkin uint32_t mask = COMMON_SELECTOR_COMPHY_MASK << shift; 2500ade8cd8SKonstantin Porotchkin uint32_t pipe_sel = 0x0; 2510ade8cd8SKonstantin Porotchkin 2520ade8cd8SKonstantin Porotchkin /* If pipe selector is used the phy selector should be marked as 2530ade8cd8SKonstantin Porotchkin * unconnected. 2540ade8cd8SKonstantin Porotchkin */ 2550ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_phy_selector(comphy_base, comphy_index); 2560ade8cd8SKonstantin Porotchkin 2570ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET); 2580ade8cd8SKonstantin Porotchkin reg &= ~mask; 2590ade8cd8SKonstantin Porotchkin 2600ade8cd8SKonstantin Porotchkin switch (mode) { 2610ade8cd8SKonstantin Porotchkin case (COMPHY_PCIE_MODE): 2620ade8cd8SKonstantin Porotchkin /* For lanes support PCIE, selector value are all same */ 2630ade8cd8SKonstantin Porotchkin pipe_sel = COMMON_SELECTOR_PIPE_COMPHY_PCIE; 2640ade8cd8SKonstantin Porotchkin break; 2650ade8cd8SKonstantin Porotchkin 2660ade8cd8SKonstantin Porotchkin case (COMPHY_USB3H_MODE): 2670ade8cd8SKonstantin Porotchkin /* Only lane 1-4 support USB host, selector value is same */ 2680ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE0 || 2690ade8cd8SKonstantin Porotchkin comphy_index == COMPHY_LANE5) 2700ade8cd8SKonstantin Porotchkin ERROR("COMPHY[%d] mode[%d] is invalid\n", 2710ade8cd8SKonstantin Porotchkin comphy_index, mode); 2720ade8cd8SKonstantin Porotchkin else 2730ade8cd8SKonstantin Porotchkin pipe_sel = COMMON_SELECTOR_PIPE_COMPHY_USBH; 2740ade8cd8SKonstantin Porotchkin break; 2750ade8cd8SKonstantin Porotchkin 2760ade8cd8SKonstantin Porotchkin case (COMPHY_USB3D_MODE): 2770ade8cd8SKonstantin Porotchkin /* Lane 1 and 4 support USB device, selector value is same */ 2780ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE1 || 2790ade8cd8SKonstantin Porotchkin comphy_index == COMPHY_LANE4) 2800ade8cd8SKonstantin Porotchkin pipe_sel = COMMON_SELECTOR_PIPE_COMPHY_USBD; 2810ade8cd8SKonstantin Porotchkin else 2820ade8cd8SKonstantin Porotchkin ERROR("COMPHY[%d] mode[%d] is invalid\n", comphy_index, 2830ade8cd8SKonstantin Porotchkin mode); 2840ade8cd8SKonstantin Porotchkin break; 2850ade8cd8SKonstantin Porotchkin 2860ade8cd8SKonstantin Porotchkin default: 2870ade8cd8SKonstantin Porotchkin ERROR("COMPHY[%d] mode[%d] is invalid\n", comphy_index, mode); 2880ade8cd8SKonstantin Porotchkin break; 2890ade8cd8SKonstantin Porotchkin } 2900ade8cd8SKonstantin Porotchkin 2910ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET, reg | 2920ade8cd8SKonstantin Porotchkin (pipe_sel << shift)); 2930ade8cd8SKonstantin Porotchkin } 2940ade8cd8SKonstantin Porotchkin 2950ade8cd8SKonstantin Porotchkin int mvebu_cp110_comphy_is_pll_locked(uint64_t comphy_base, uint8_t comphy_index) 2960ade8cd8SKonstantin Porotchkin { 2970ade8cd8SKonstantin Porotchkin uintptr_t sd_ip_addr, addr; 2980ade8cd8SKonstantin Porotchkin uint32_t mask, data; 2990ade8cd8SKonstantin Porotchkin int ret = 0; 3000ade8cd8SKonstantin Porotchkin 3010ade8cd8SKonstantin Porotchkin debug_enter(); 3020ade8cd8SKonstantin Porotchkin 3030ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 3040ade8cd8SKonstantin Porotchkin comphy_index); 3050ade8cd8SKonstantin Porotchkin 3060ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 3070ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_PLL_TX_MASK & 3080ade8cd8SKonstantin Porotchkin SD_EXTERNAL_STATUS0_PLL_RX_MASK; 3090ade8cd8SKonstantin Porotchkin mask = data; 3100ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 3110ade8cd8SKonstantin Porotchkin PLL_LOCK_TIMEOUT, REG_32BIT); 3120ade8cd8SKonstantin Porotchkin if (data != 0) { 3130ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK) 3140ade8cd8SKonstantin Porotchkin ERROR("RX PLL is not locked\n"); 3150ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK) 3160ade8cd8SKonstantin Porotchkin ERROR("TX PLL is not locked\n"); 3170ade8cd8SKonstantin Porotchkin 3180ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 3190ade8cd8SKonstantin Porotchkin } 3200ade8cd8SKonstantin Porotchkin 3210ade8cd8SKonstantin Porotchkin debug_exit(); 3220ade8cd8SKonstantin Porotchkin 3230ade8cd8SKonstantin Porotchkin return ret; 3240ade8cd8SKonstantin Porotchkin } 3250ade8cd8SKonstantin Porotchkin 32638f6dacaSGrzegorz Jaszczyk static void mvebu_cp110_polarity_invert(uintptr_t addr, uint8_t phy_polarity_invert) 32738f6dacaSGrzegorz Jaszczyk { 32838f6dacaSGrzegorz Jaszczyk uint32_t mask, data; 32938f6dacaSGrzegorz Jaszczyk 33038f6dacaSGrzegorz Jaszczyk /* Set RX / TX polarity */ 33138f6dacaSGrzegorz Jaszczyk data = mask = 0x0U; 33238f6dacaSGrzegorz Jaszczyk if ((phy_polarity_invert & COMPHY_POLARITY_TXD_INVERT) != 0) { 33338f6dacaSGrzegorz Jaszczyk data |= (1 << HPIPE_SYNC_PATTERN_TXD_INV_OFFSET); 33438f6dacaSGrzegorz Jaszczyk mask |= HPIPE_SYNC_PATTERN_TXD_INV_MASK; 33538f6dacaSGrzegorz Jaszczyk debug("%s: inverting TX polarity\n", __func__); 33638f6dacaSGrzegorz Jaszczyk } 33738f6dacaSGrzegorz Jaszczyk 33838f6dacaSGrzegorz Jaszczyk if ((phy_polarity_invert & COMPHY_POLARITY_RXD_INVERT) != 0) { 33938f6dacaSGrzegorz Jaszczyk data |= (1 << HPIPE_SYNC_PATTERN_RXD_INV_OFFSET); 34038f6dacaSGrzegorz Jaszczyk mask |= HPIPE_SYNC_PATTERN_RXD_INV_MASK; 34138f6dacaSGrzegorz Jaszczyk debug("%s: inverting RX polarity\n", __func__); 34238f6dacaSGrzegorz Jaszczyk } 34338f6dacaSGrzegorz Jaszczyk 34438f6dacaSGrzegorz Jaszczyk reg_set(addr, data, mask); 34538f6dacaSGrzegorz Jaszczyk } 34638f6dacaSGrzegorz Jaszczyk 3470ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_sata_power_on(uint64_t comphy_base, 3480ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 3490ade8cd8SKonstantin Porotchkin { 3500ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr; 3510ade8cd8SKonstantin Porotchkin uint32_t mask, data; 35238f6dacaSGrzegorz Jaszczyk uint8_t ap_nr, cp_nr, phy_polarity_invert; 3530ade8cd8SKonstantin Porotchkin int ret = 0; 3540ade8cd8SKonstantin Porotchkin 3550ade8cd8SKonstantin Porotchkin debug_enter(); 3560ade8cd8SKonstantin Porotchkin 35742a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 35842a29337SGrzegorz Jaszczyk 35942a29337SGrzegorz Jaszczyk const struct sata_params *sata_static_values = 36042a29337SGrzegorz Jaszczyk &sata_static_values_tab[ap_nr][cp_nr][comphy_index]; 36142a29337SGrzegorz Jaszczyk 36238f6dacaSGrzegorz Jaszczyk phy_polarity_invert = sata_static_values->polarity_invert; 36342a29337SGrzegorz Jaszczyk 3640ade8cd8SKonstantin Porotchkin /* configure phy selector for SATA */ 3650ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, 3660ade8cd8SKonstantin Porotchkin comphy_index, comphy_mode); 3670ade8cd8SKonstantin Porotchkin 3680ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 3690ade8cd8SKonstantin Porotchkin comphy_index); 3700ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 3710ade8cd8SKonstantin Porotchkin comphy_index); 3720ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 3730ade8cd8SKonstantin Porotchkin 3740ade8cd8SKonstantin Porotchkin debug(" add hpipe 0x%lx, sd 0x%lx, comphy 0x%lx\n", 3750ade8cd8SKonstantin Porotchkin hpipe_addr, sd_ip_addr, comphy_addr); 3760ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 3770ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 3780ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 3790ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 3800ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 3810ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 3820ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 3830ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 3840ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 3850ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 3860ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 3870ade8cd8SKonstantin Porotchkin 3880ade8cd8SKonstantin Porotchkin /* Set select data width 40Bit - SATA mode only */ 3890ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG6_REG, 3900ade8cd8SKonstantin Porotchkin 0x1 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET, 3910ade8cd8SKonstantin Porotchkin COMMON_PHY_CFG6_IF_40_SEL_MASK); 3920ade8cd8SKonstantin Porotchkin 3930ade8cd8SKonstantin Porotchkin /* release from hard reset in SD external */ 3940ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 3950ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 3960ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 3970ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 3980ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 3990ade8cd8SKonstantin Porotchkin 4000ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 4010ade8cd8SKonstantin Porotchkin mdelay(1); 4020ade8cd8SKonstantin Porotchkin 4030ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 4040ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 4050ade8cd8SKonstantin Porotchkin /* Set reference clock to comes from group 1 - choose 25Mhz */ 4060ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, 4070ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, 4080ade8cd8SKonstantin Porotchkin HPIPE_MISC_REFCLK_SEL_MASK); 4090ade8cd8SKonstantin Porotchkin /* Reference frequency select set 1 (for SATA = 25Mhz) */ 4100ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 4110ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 4120ade8cd8SKonstantin Porotchkin /* PHY mode select (set SATA = 0x0 */ 4130ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 4140ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 4150ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 4160ade8cd8SKonstantin Porotchkin /* Set max PHY generation setting - 6Gbps */ 4170ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_INTERFACE_REG, 4180ade8cd8SKonstantin Porotchkin 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET, 4190ade8cd8SKonstantin Porotchkin HPIPE_INTERFACE_GEN_MAX_MASK); 4200ade8cd8SKonstantin Porotchkin /* Set select data width 40Bit (SEL_BITS[2:0]) */ 4210ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, 4220ade8cd8SKonstantin Porotchkin 0x2 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK); 4230ade8cd8SKonstantin Porotchkin 4240ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 4250ade8cd8SKonstantin Porotchkin /* G1 settings */ 4260ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 42742a29337SGrzegorz Jaszczyk data = sata_static_values->g1_rx_selmupi << 42842a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 4293c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 43042a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_rx_selmupf << 43142a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 4320ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFI_MASK; 43342a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_rx_selmufi << 43442a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFI_OFFSET; 4350ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFF_MASK; 43642a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_rx_selmuff << 43742a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFF_OFFSET; 4380ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_MASK; 4390ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_OFFSET; 4400ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); 4410ade8cd8SKonstantin Porotchkin 4420ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 4430ade8cd8SKonstantin Porotchkin data = 0xf << HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 4440ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 4450ade8cd8SKonstantin Porotchkin data |= 0x2 << HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 4460ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 4470ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 4480ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_DEG_RES_LEVEL_MASK; 4490ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_DEG_RES_LEVEL_OFFSET; 4500ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_LOAD_RES_LEVEL_MASK; 4510ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_LOAD_RES_LEVEL_OFFSET; 4520ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 4530ade8cd8SKonstantin Porotchkin 4540ade8cd8SKonstantin Porotchkin /* G2 settings */ 4550ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_SET_1_G2_RX_SELMUPI_MASK; 45642a29337SGrzegorz Jaszczyk data = sata_static_values->g2_rx_selmupi << 45742a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUPI_OFFSET; 4583c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G2_SET_1_G2_RX_SELMUPF_MASK; 45942a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_rx_selmupf << 46042a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUPF_OFFSET; 4610ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_SELMUFI_MASK; 46242a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_rx_selmufi << 46342a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUFI_OFFSET; 4640ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_SELMUFF_MASK; 46542a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_rx_selmuff << 46642a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUFF_OFFSET; 4670ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_DIGCK_DIV_MASK; 4680ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G2_SET_1_G2_RX_DIGCK_DIV_OFFSET; 4690ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_1_REG, data, mask); 4700ade8cd8SKonstantin Porotchkin 4710ade8cd8SKonstantin Porotchkin /* G3 settings */ 4720ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SET_1_G3_RX_SELMUPI_MASK; 47342a29337SGrzegorz Jaszczyk data = sata_static_values->g3_rx_selmupi << 47442a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUPI_OFFSET; 4750ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUPF_MASK; 47642a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_rx_selmupf << 47742a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUPF_OFFSET; 4780ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUFI_MASK; 47942a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_rx_selmufi << 48042a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUFI_OFFSET; 4810ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUFF_MASK; 48242a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_rx_selmuff << 48342a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUFF_OFFSET; 4840ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_DFE_EN_MASK; 4850ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_SET_1_G3_RX_DFE_EN_OFFSET; 4860ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_DIGCK_DIV_MASK; 4870ade8cd8SKonstantin Porotchkin data |= 0x2 << HPIPE_G3_SET_1_G3_RX_DIGCK_DIV_OFFSET; 4880ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_MASK; 4890ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_OFFSET; 4900ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SET_1_REG, data, mask); 4910ade8cd8SKonstantin Porotchkin 4920ade8cd8SKonstantin Porotchkin /* DTL Control */ 4930ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_SQ_DET_EN_MASK; 4940ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_CTR_DTL_SQ_DET_EN_OFFSET; 4950ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_SQ_PLOOP_EN_MASK; 4960ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_SQ_PLOOP_EN_OFFSET; 4970ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 4980ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 4990ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_CLAMPING_SEL_MASK; 5000ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_CLAMPING_SEL_OFFSET; 5010ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_INTPCLK_DIV_FORCE_MASK; 5020ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_INTPCLK_DIV_FORCE_OFFSET; 5030ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_CLK_MODE_MASK; 5040ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_CLK_MODE_OFFSET; 5050ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_CLK_MODE_FORCE_MASK; 5060ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_CLK_MODE_FORCE_OFFSET; 5070ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 5080ade8cd8SKonstantin Porotchkin 5090ade8cd8SKonstantin Porotchkin /* Trigger sampler enable pulse */ 5100ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 5110ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_SMAPLER_OFFSET; 5120ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 5130ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 5140ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_SMAPLER_OFFSET; 5150ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 5160ade8cd8SKonstantin Porotchkin 5170ade8cd8SKonstantin Porotchkin /* VDD Calibration Control 3 */ 5180ade8cd8SKonstantin Porotchkin mask = HPIPE_EXT_SELLV_RXSAMPL_MASK; 5190ade8cd8SKonstantin Porotchkin data = 0x10 << HPIPE_EXT_SELLV_RXSAMPL_OFFSET; 5200ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_CTRL_REG, data, mask); 5210ade8cd8SKonstantin Porotchkin 5220ade8cd8SKonstantin Porotchkin /* DFE Resolution Control */ 5230ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 5240ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; 5250ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 5260ade8cd8SKonstantin Porotchkin 5270ade8cd8SKonstantin Porotchkin /* DFE F3-F5 Coefficient Control */ 5280ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; 5290ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; 5300ade8cd8SKonstantin Porotchkin mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; 5310ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; 5320ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); 5330ade8cd8SKonstantin Porotchkin 5340ade8cd8SKonstantin Porotchkin /* G3 Setting 3 */ 5350ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_FFE_CAP_SEL_MASK; 53642a29337SGrzegorz Jaszczyk data = sata_static_values->g3_ffe_cap_sel << 53742a29337SGrzegorz Jaszczyk HPIPE_G3_FFE_CAP_SEL_OFFSET; 5380ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_RES_SEL_MASK; 53942a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_ffe_res_sel << 54042a29337SGrzegorz Jaszczyk HPIPE_G3_FFE_RES_SEL_OFFSET; 5410ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_SETTING_FORCE_MASK; 5420ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_FFE_SETTING_FORCE_OFFSET; 5430ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_DEG_RES_LEVEL_MASK; 5440ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET; 5450ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK; 5460ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET; 5470ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_3_REG, data, mask); 5480ade8cd8SKonstantin Porotchkin 5490ade8cd8SKonstantin Porotchkin /* G3 Setting 4 */ 5500ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_DFE_RES_MASK; 55142a29337SGrzegorz Jaszczyk data = sata_static_values->g3_dfe_res << HPIPE_G3_DFE_RES_OFFSET; 5520ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_4_REG, data, mask); 5530ade8cd8SKonstantin Porotchkin 5540ade8cd8SKonstantin Porotchkin /* Offset Phase Control */ 5550ade8cd8SKonstantin Porotchkin mask = HPIPE_OS_PH_OFFSET_MASK; 55642a29337SGrzegorz Jaszczyk data = sata_static_values->align90 << HPIPE_OS_PH_OFFSET_OFFSET; 5570ade8cd8SKonstantin Porotchkin mask |= HPIPE_OS_PH_OFFSET_FORCE_MASK; 5580ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_OS_PH_OFFSET_FORCE_OFFSET; 5590ade8cd8SKonstantin Porotchkin mask |= HPIPE_OS_PH_VALID_MASK; 5600ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_OS_PH_VALID_OFFSET; 5610ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHASE_CONTROL_REG, data, mask); 5620ade8cd8SKonstantin Porotchkin mask = HPIPE_OS_PH_VALID_MASK; 5630ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_OS_PH_VALID_OFFSET; 5640ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHASE_CONTROL_REG, data, mask); 5650ade8cd8SKonstantin Porotchkin mask = HPIPE_OS_PH_VALID_MASK; 5660ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_OS_PH_VALID_OFFSET; 5670ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHASE_CONTROL_REG, data, mask); 5680ade8cd8SKonstantin Porotchkin 5690ade8cd8SKonstantin Porotchkin /* Set G1 TX amplitude and TX post emphasis value */ 5700ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_0_G1_TX_AMP_MASK; 57142a29337SGrzegorz Jaszczyk data = sata_static_values->g1_amp << HPIPE_G1_SET_0_G1_TX_AMP_OFFSET; 5720ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_AMP_ADJ_MASK; 57342a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_tx_amp_adj << 57442a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_AMP_ADJ_OFFSET; 5750ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_MASK; 57642a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_emph << 57742a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET; 5780ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_EN_MASK; 57942a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_emph_en << 58042a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_EN_OFFSET; 5810ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, data, mask); 5820ade8cd8SKonstantin Porotchkin 58342a29337SGrzegorz Jaszczyk /* Set G1 emph */ 58442a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SET_2_G1_TX_EMPH0_EN_MASK; 58542a29337SGrzegorz Jaszczyk data = sata_static_values->g1_tx_emph_en << 58642a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_EN_OFFSET; 58742a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SET_2_G1_TX_EMPH0_MASK; 58842a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_tx_emph << 58942a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET; 59042a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SET_2_REG, data, mask); 59142a29337SGrzegorz Jaszczyk 5920ade8cd8SKonstantin Porotchkin /* Set G2 TX amplitude and TX post emphasis value */ 5930ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_SET_0_G2_TX_AMP_MASK; 59442a29337SGrzegorz Jaszczyk data = sata_static_values->g2_amp << HPIPE_G2_SET_0_G2_TX_AMP_OFFSET; 5950ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_0_G2_TX_AMP_ADJ_MASK; 59642a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_tx_amp_adj << 59742a29337SGrzegorz Jaszczyk HPIPE_G2_SET_0_G2_TX_AMP_ADJ_OFFSET; 5980ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_0_G2_TX_EMPH1_MASK; 59942a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_emph << 60042a29337SGrzegorz Jaszczyk HPIPE_G2_SET_0_G2_TX_EMPH1_OFFSET; 6010ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_0_G2_TX_EMPH1_EN_MASK; 60242a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_emph_en << 60342a29337SGrzegorz Jaszczyk HPIPE_G2_SET_0_G2_TX_EMPH1_EN_OFFSET; 6040ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_0_REG, data, mask); 6050ade8cd8SKonstantin Porotchkin 60642a29337SGrzegorz Jaszczyk /* Set G2 emph */ 60742a29337SGrzegorz Jaszczyk mask = HPIPE_G2_SET_2_G2_TX_EMPH0_EN_MASK; 60842a29337SGrzegorz Jaszczyk data = sata_static_values->g2_tx_emph_en << 60942a29337SGrzegorz Jaszczyk HPIPE_G2_SET_2_G2_TX_EMPH0_EN_OFFSET; 61042a29337SGrzegorz Jaszczyk mask |= HPIPE_G2_SET_2_G2_TX_EMPH0_MASK; 61142a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_tx_emph << 61242a29337SGrzegorz Jaszczyk HPIPE_G2_SET_2_G2_TX_EMPH0_OFFSET; 61342a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G2_SET_2_REG, data, mask); 61442a29337SGrzegorz Jaszczyk 6150ade8cd8SKonstantin Porotchkin /* Set G3 TX amplitude and TX post emphasis value */ 6160ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SET_0_G3_TX_AMP_MASK; 61742a29337SGrzegorz Jaszczyk data = sata_static_values->g3_amp << HPIPE_G3_SET_0_G3_TX_AMP_OFFSET; 6180ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_AMP_ADJ_MASK; 61942a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_tx_amp_adj << 62042a29337SGrzegorz Jaszczyk HPIPE_G3_SET_0_G3_TX_AMP_ADJ_OFFSET; 6210ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_EMPH1_MASK; 62242a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_emph << 62342a29337SGrzegorz Jaszczyk HPIPE_G3_SET_0_G3_TX_EMPH1_OFFSET; 6240ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_EMPH1_EN_MASK; 62542a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_emph_en << 62642a29337SGrzegorz Jaszczyk HPIPE_G3_SET_0_G3_TX_EMPH1_EN_OFFSET; 6270ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_SLEW_RATE_SEL_MASK; 6280ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_G3_SET_0_G3_TX_SLEW_RATE_SEL_OFFSET; 6290ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_SLEW_CTRL_EN_MASK; 6300ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G3_SET_0_G3_TX_SLEW_CTRL_EN_OFFSET; 6310ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SET_0_REG, data, mask); 6320ade8cd8SKonstantin Porotchkin 63342a29337SGrzegorz Jaszczyk /* Set G3 emph */ 63442a29337SGrzegorz Jaszczyk mask = HPIPE_G3_SET_2_G3_TX_EMPH0_EN_MASK; 63542a29337SGrzegorz Jaszczyk data = sata_static_values->g3_tx_emph_en << 63642a29337SGrzegorz Jaszczyk HPIPE_G3_SET_2_G3_TX_EMPH0_EN_OFFSET; 63742a29337SGrzegorz Jaszczyk mask |= HPIPE_G3_SET_2_G3_TX_EMPH0_MASK; 63842a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_tx_emph << 63942a29337SGrzegorz Jaszczyk HPIPE_G3_SET_2_G3_TX_EMPH0_OFFSET; 64042a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G3_SET_2_REG, data, mask); 64142a29337SGrzegorz Jaszczyk 6420ade8cd8SKonstantin Porotchkin /* SERDES External Configuration 2 register */ 6430ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG2_SSC_ENABLE_MASK; 6440ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG2_SSC_ENABLE_OFFSET; 6450ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, data, mask); 6460ade8cd8SKonstantin Porotchkin 6470ade8cd8SKonstantin Porotchkin /* DFE reset sequence */ 6480ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6490ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_PWR_CTR_RST_DFE_OFFSET, 6500ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_RST_DFE_MASK); 6510ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6520ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_PWR_CTR_RST_DFE_OFFSET, 6530ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_RST_DFE_MASK); 65438f6dacaSGrzegorz Jaszczyk 65538f6dacaSGrzegorz Jaszczyk if (phy_polarity_invert != 0) 65638f6dacaSGrzegorz Jaszczyk mvebu_cp110_polarity_invert(hpipe_addr + HPIPE_SYNC_PATTERN_REG, 65738f6dacaSGrzegorz Jaszczyk phy_polarity_invert); 65838f6dacaSGrzegorz Jaszczyk 6590ade8cd8SKonstantin Porotchkin /* SW reset for interrupt logic */ 6600ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6610ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_PWR_CTR_SFT_RST_OFFSET, 6620ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_SFT_RST_MASK); 6630ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6640ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_PWR_CTR_SFT_RST_OFFSET, 6650ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_SFT_RST_MASK); 6660ade8cd8SKonstantin Porotchkin 6670ade8cd8SKonstantin Porotchkin debug_exit(); 6680ade8cd8SKonstantin Porotchkin 6690ade8cd8SKonstantin Porotchkin return ret; 6700ade8cd8SKonstantin Porotchkin } 6710ade8cd8SKonstantin Porotchkin 6720ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_sgmii_power_on(uint64_t comphy_base, 6730ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 6740ade8cd8SKonstantin Porotchkin { 6750ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr, addr; 6760ade8cd8SKonstantin Porotchkin uint32_t mask, data, sgmii_speed = COMPHY_GET_SPEED(comphy_mode); 6770ade8cd8SKonstantin Porotchkin int ret = 0; 6780ade8cd8SKonstantin Porotchkin 6790ade8cd8SKonstantin Porotchkin debug_enter(); 6800ade8cd8SKonstantin Porotchkin 6810ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 6820ade8cd8SKonstantin Porotchkin comphy_index); 6830ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 6840ade8cd8SKonstantin Porotchkin comphy_index); 6850ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 6860ade8cd8SKonstantin Porotchkin 6870ade8cd8SKonstantin Porotchkin /* configure phy selector for SGMII */ 6880ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, comphy_index, 6890ade8cd8SKonstantin Porotchkin comphy_mode); 6900ade8cd8SKonstantin Porotchkin 6910ade8cd8SKonstantin Porotchkin /* Confiugre the lane */ 6920ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 6930ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 6940ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 6950ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 6960ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 6970ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 6980ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 6990ade8cd8SKonstantin Porotchkin 7000ade8cd8SKonstantin Porotchkin /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ 7010ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 7020ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 7030ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; 7040ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; 7050ade8cd8SKonstantin Porotchkin 7060ade8cd8SKonstantin Porotchkin if (sgmii_speed == COMPHY_SPEED_1_25G) { 7070ade8cd8SKonstantin Porotchkin /* SGMII 1G, SerDes speed 1.25G */ 7080ade8cd8SKonstantin Porotchkin data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 7090ade8cd8SKonstantin Porotchkin data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 7100ade8cd8SKonstantin Porotchkin } else if (sgmii_speed == COMPHY_SPEED_3_125G) { 7110ade8cd8SKonstantin Porotchkin /* HS SGMII (2.5G), SerDes speed 3.125G */ 7120ade8cd8SKonstantin Porotchkin data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 7130ade8cd8SKonstantin Porotchkin data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 7140ade8cd8SKonstantin Porotchkin } else { 7150ade8cd8SKonstantin Porotchkin /* Other rates are not supported */ 7160ade8cd8SKonstantin Porotchkin ERROR("unsupported SGMII speed on comphy%d\n", comphy_index); 7170ade8cd8SKonstantin Porotchkin return -EINVAL; 7180ade8cd8SKonstantin Porotchkin } 7190ade8cd8SKonstantin Porotchkin 7200ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 7210ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 7220ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 7230ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 7240ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; 7250ade8cd8SKonstantin Porotchkin data |= 1 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; 7260ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 7270ade8cd8SKonstantin Porotchkin 7280ade8cd8SKonstantin Porotchkin /* Set hard reset */ 7290ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 7300ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 7310ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 7320ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 7330ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 7340ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 7350ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 7360ade8cd8SKonstantin Porotchkin 7370ade8cd8SKonstantin Porotchkin /* Release hard reset */ 7380ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 7390ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 7400ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 7410ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 7420ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 7430ade8cd8SKonstantin Porotchkin 7440ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 7450ade8cd8SKonstantin Porotchkin mdelay(1); 7460ade8cd8SKonstantin Porotchkin 7470ade8cd8SKonstantin Porotchkin /* Make sure that 40 data bits is disabled 7480ade8cd8SKonstantin Porotchkin * This bit is not cleared by reset 7490ade8cd8SKonstantin Porotchkin */ 7500ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG6_IF_40_SEL_MASK; 7510ade8cd8SKonstantin Porotchkin data = 0 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET; 7520ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG6_REG, data, mask); 7530ade8cd8SKonstantin Porotchkin 7540ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 7550ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 7560ade8cd8SKonstantin Porotchkin /* set reference clock */ 7570ade8cd8SKonstantin Porotchkin mask = HPIPE_MISC_REFCLK_SEL_MASK; 7580ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; 7590ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); 7600ade8cd8SKonstantin Porotchkin /* Power and PLL Control */ 7610ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 7620ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 7630ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 7640ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 7650ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 7660ade8cd8SKonstantin Porotchkin /* Loopback register */ 7670ade8cd8SKonstantin Porotchkin mask = HPIPE_LOOPBACK_SEL_MASK; 7680ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET; 7690ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask); 7700ade8cd8SKonstantin Porotchkin /* rx control 1 */ 7710ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; 7720ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; 7730ade8cd8SKonstantin Porotchkin mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; 7740ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; 7750ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); 7760ade8cd8SKonstantin Porotchkin /* DTL Control */ 7770ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 7780ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 7790ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 7800ade8cd8SKonstantin Porotchkin 78142a29337SGrzegorz Jaszczyk /* Set analog parameters from ETP(HW) - for now use the default data */ 7820ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 7830ade8cd8SKonstantin Porotchkin 7840ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, 7850ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET, 7860ade8cd8SKonstantin Porotchkin HPIPE_G1_SET_0_G1_TX_EMPH1_MASK); 7870ade8cd8SKonstantin Porotchkin 7880ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); 7890ade8cd8SKonstantin Porotchkin /* SERDES External Configuration */ 7900ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 7910ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 7920ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 7930ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 7940ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 7950ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 7960ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 7970ade8cd8SKonstantin Porotchkin 7980ade8cd8SKonstantin Porotchkin ret = mvebu_cp110_comphy_is_pll_locked(comphy_base, comphy_index); 7990ade8cd8SKonstantin Porotchkin if (ret) 8000ade8cd8SKonstantin Porotchkin return ret; 8010ade8cd8SKonstantin Porotchkin 8020ade8cd8SKonstantin Porotchkin /* RX init */ 8030ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 8040ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 8050ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 8060ade8cd8SKonstantin Porotchkin 8070ade8cd8SKonstantin Porotchkin /* check that RX init done */ 8080ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 8090ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; 8100ade8cd8SKonstantin Porotchkin mask = data; 8110ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 100, REG_32BIT); 8120ade8cd8SKonstantin Porotchkin if (data != 0) { 8130ade8cd8SKonstantin Porotchkin ERROR("RX init failed\n"); 8140ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 8150ade8cd8SKonstantin Porotchkin } 8160ade8cd8SKonstantin Porotchkin 8170ade8cd8SKonstantin Porotchkin debug("stage: RF Reset\n"); 8180ade8cd8SKonstantin Porotchkin /* RF Reset */ 8190ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 8200ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 8210ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 8220ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 8230ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 8240ade8cd8SKonstantin Porotchkin 8250ade8cd8SKonstantin Porotchkin debug_exit(); 8260ade8cd8SKonstantin Porotchkin 8270ade8cd8SKonstantin Porotchkin return ret; 8280ade8cd8SKonstantin Porotchkin } 8290ade8cd8SKonstantin Porotchkin 8300ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_xfi_power_on(uint64_t comphy_base, 8310ade8cd8SKonstantin Porotchkin uint8_t comphy_index, 8320ade8cd8SKonstantin Porotchkin uint32_t comphy_mode) 8330ade8cd8SKonstantin Porotchkin { 8340ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr, addr; 8350ade8cd8SKonstantin Porotchkin uint32_t mask, data, speed = COMPHY_GET_SPEED(comphy_mode); 8360ade8cd8SKonstantin Porotchkin int ret = 0; 83742a29337SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 8380ade8cd8SKonstantin Porotchkin 8390ade8cd8SKonstantin Porotchkin debug_enter(); 8400ade8cd8SKonstantin Porotchkin 84142a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 84242a29337SGrzegorz Jaszczyk 84342a29337SGrzegorz Jaszczyk if (rx_trainng_done[ap_nr][cp_nr][comphy_index]) { 84442a29337SGrzegorz Jaszczyk debug("Skip %s for comphy[%d][%d][%d], due to rx training\n", 84542a29337SGrzegorz Jaszczyk __func__, ap_nr, cp_nr, comphy_index); 84642a29337SGrzegorz Jaszczyk return 0; 84742a29337SGrzegorz Jaszczyk } 84842a29337SGrzegorz Jaszczyk 84942a29337SGrzegorz Jaszczyk const struct xfi_params *xfi_static_values = 85042a29337SGrzegorz Jaszczyk &xfi_static_values_tab[ap_nr][cp_nr][comphy_index]; 85142a29337SGrzegorz Jaszczyk 85242a29337SGrzegorz Jaszczyk debug("%s: the ap_nr = %d, cp_nr = %d, comphy_index %d\n", 85342a29337SGrzegorz Jaszczyk __func__, ap_nr, cp_nr, comphy_index); 85442a29337SGrzegorz Jaszczyk 85542a29337SGrzegorz Jaszczyk debug("g1_ffe_cap_sel= 0x%x, g1_ffe_res_sel= 0x%x, g1_dfe_res= 0x%x\n", 85642a29337SGrzegorz Jaszczyk xfi_static_values->g1_ffe_cap_sel, 85742a29337SGrzegorz Jaszczyk xfi_static_values->g1_ffe_res_sel, 85842a29337SGrzegorz Jaszczyk xfi_static_values->g1_dfe_res); 85942a29337SGrzegorz Jaszczyk 86042a29337SGrzegorz Jaszczyk if (!xfi_static_values->valid) { 86142a29337SGrzegorz Jaszczyk ERROR("[ap%d][cp[%d][comphy:%d]: Has no valid static params\n", 86242a29337SGrzegorz Jaszczyk ap_nr, cp_nr, comphy_index); 86342a29337SGrzegorz Jaszczyk ERROR("[ap%d][cp[%d][comphy:%d]: porting layer needs update\n", 86442a29337SGrzegorz Jaszczyk ap_nr, cp_nr, comphy_index); 86542a29337SGrzegorz Jaszczyk return -EINVAL; 86642a29337SGrzegorz Jaszczyk } 86742a29337SGrzegorz Jaszczyk 8680ade8cd8SKonstantin Porotchkin if ((speed != COMPHY_SPEED_5_15625G) && 8690ade8cd8SKonstantin Porotchkin (speed != COMPHY_SPEED_10_3125G) && 8700ade8cd8SKonstantin Porotchkin (speed != COMPHY_SPEED_DEFAULT)) { 8710ade8cd8SKonstantin Porotchkin ERROR("comphy:%d: unsupported sfi/xfi speed\n", comphy_index); 8720ade8cd8SKonstantin Porotchkin return -EINVAL; 8730ade8cd8SKonstantin Porotchkin } 8740ade8cd8SKonstantin Porotchkin 8750ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 8760ade8cd8SKonstantin Porotchkin comphy_index); 8770ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 8780ade8cd8SKonstantin Porotchkin comphy_index); 8790ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 8800ade8cd8SKonstantin Porotchkin 8810ade8cd8SKonstantin Porotchkin /* configure phy selector for XFI/SFI */ 8820ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, comphy_index, 8830ade8cd8SKonstantin Porotchkin comphy_mode); 8840ade8cd8SKonstantin Porotchkin 8850ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 8860ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 8870ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 8880ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 8890ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 8900ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 8910ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 8920ade8cd8SKonstantin Porotchkin 8930ade8cd8SKonstantin Porotchkin /* Make sure that 40 data bits is disabled 8940ade8cd8SKonstantin Porotchkin * This bit is not cleared by reset 8950ade8cd8SKonstantin Porotchkin */ 8960ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG6_IF_40_SEL_MASK; 8970ade8cd8SKonstantin Porotchkin data = 0 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET; 8980ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG6_REG, data, mask); 8990ade8cd8SKonstantin Porotchkin 9000ade8cd8SKonstantin Porotchkin /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ 9010ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 9020ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 9030ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; 9040ade8cd8SKonstantin Porotchkin data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 9050ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; 9060ade8cd8SKonstantin Porotchkin data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 9070ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 9080ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 9090ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 9100ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 9110ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; 9120ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; 9130ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 9140ade8cd8SKonstantin Porotchkin 9150ade8cd8SKonstantin Porotchkin /* release from hard reset */ 9160ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 9170ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 9180ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 9190ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 9200ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 9210ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 9220ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 9230ade8cd8SKonstantin Porotchkin 9240ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 9250ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 9260ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 9270ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 9288fa13408SMarcin Wojtas mask |= SD_EXTERNAL_CONFIG1_TX_IDLE_MASK; 9298fa13408SMarcin Wojtas data |= 0x1 << SD_EXTERNAL_CONFIG1_TX_IDLE_OFFSET; 9300ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 9310ade8cd8SKonstantin Porotchkin 9320ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 9330ade8cd8SKonstantin Porotchkin mdelay(1); 9340ade8cd8SKonstantin Porotchkin 9358fa13408SMarcin Wojtas /* 9368fa13408SMarcin Wojtas * Erratum IPCE_COMPHY-1353: toggle TX_IDLE bit in 9378fa13408SMarcin Wojtas * addition to the PHY reset 9388fa13408SMarcin Wojtas */ 9398fa13408SMarcin Wojtas mask = SD_EXTERNAL_CONFIG1_TX_IDLE_MASK; 9408fa13408SMarcin Wojtas data = 0x0U; 9418fa13408SMarcin Wojtas reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 9428fa13408SMarcin Wojtas 9430ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 9440ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 9450ade8cd8SKonstantin Porotchkin /* set reference clock */ 9460ade8cd8SKonstantin Porotchkin mask = HPIPE_MISC_ICP_FORCE_MASK; 9470ade8cd8SKonstantin Porotchkin data = (speed == COMPHY_SPEED_5_15625G) ? 9480ade8cd8SKonstantin Porotchkin (0x0 << HPIPE_MISC_ICP_FORCE_OFFSET) : 9490ade8cd8SKonstantin Porotchkin (0x1 << HPIPE_MISC_ICP_FORCE_OFFSET); 9500ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_REFCLK_SEL_MASK; 9510ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; 9520ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); 9530ade8cd8SKonstantin Porotchkin /* Power and PLL Control */ 9540ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 9550ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 9560ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 9570ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 9580ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 9590ade8cd8SKonstantin Porotchkin /* Loopback register */ 9600ade8cd8SKonstantin Porotchkin mask = HPIPE_LOOPBACK_SEL_MASK; 9610ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET; 9620ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask); 9630ade8cd8SKonstantin Porotchkin /* rx control 1 */ 9640ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; 9650ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; 9660ade8cd8SKonstantin Porotchkin mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; 9670ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; 9680ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); 9690ade8cd8SKonstantin Porotchkin /* DTL Control */ 9700ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 9710ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 9720ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 9730ade8cd8SKonstantin Porotchkin 9740ade8cd8SKonstantin Porotchkin /* Transmitter/Receiver Speed Divider Force */ 9750ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 9760ade8cd8SKonstantin Porotchkin mask = HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_MASK; 9770ade8cd8SKonstantin Porotchkin data = 1 << HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_OFFSET; 9780ade8cd8SKonstantin Porotchkin mask |= HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_FORCE_MASK; 9790ade8cd8SKonstantin Porotchkin data |= 1 << HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_FORCE_OFFSET; 9800ade8cd8SKonstantin Porotchkin mask |= HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_MASK; 9810ade8cd8SKonstantin Porotchkin data |= 1 << HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_OFFSET; 9820ade8cd8SKonstantin Porotchkin mask |= HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_FORCE_MASK; 9830ade8cd8SKonstantin Porotchkin data |= 1 << HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_FORCE_OFFSET; 9840ade8cd8SKonstantin Porotchkin } else { 9850ade8cd8SKonstantin Porotchkin mask = HPIPE_TXDIGCK_DIV_FORCE_MASK; 9860ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TXDIGCK_DIV_FORCE_OFFSET; 9870ade8cd8SKonstantin Porotchkin } 9880ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SPD_DIV_FORCE_REG, data, mask); 9890ade8cd8SKonstantin Porotchkin 9900ade8cd8SKonstantin Porotchkin /* Set analog parameters from ETP(HW) */ 9910ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 9920ade8cd8SKonstantin Porotchkin /* SERDES External Configuration 2 */ 9930ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK; 9940ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET; 9950ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, data, mask); 9960ade8cd8SKonstantin Porotchkin /* 0x7-DFE Resolution control */ 9970ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 9980ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; 9990ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 10000ade8cd8SKonstantin Porotchkin /* 0xd-G1_Setting_0 */ 10010ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 10020ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_0_G1_TX_EMPH1_MASK; 10030ade8cd8SKonstantin Porotchkin data = 0x6 << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET; 10040ade8cd8SKonstantin Porotchkin } else { 10050ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_0_G1_TX_AMP_MASK; 100642a29337SGrzegorz Jaszczyk data = xfi_static_values->g1_amp << 100742a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_AMP_OFFSET; 10080ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_MASK; 100942a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_emph << 101042a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET; 101142a29337SGrzegorz Jaszczyk 101242a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_EN_MASK; 101342a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_emph_en << 101442a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_EN_OFFSET; 101542a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SET_0_G1_TX_AMP_ADJ_MASK; 101642a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_tx_amp_adj << 101742a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_AMP_ADJ_OFFSET; 10180ade8cd8SKonstantin Porotchkin } 10190ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, data, mask); 10200ade8cd8SKonstantin Porotchkin /* Genration 1 setting 2 (G1_Setting_2) */ 10210ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_2_G1_TX_EMPH0_MASK; 102242a29337SGrzegorz Jaszczyk data = xfi_static_values->g1_tx_emph << 102342a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET; 10240ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_2_G1_TX_EMPH0_EN_MASK; 102542a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_tx_emph_en << 102642a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_EN_OFFSET; 10270ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_2_REG, data, mask); 10280ade8cd8SKonstantin Porotchkin /* Transmitter Slew Rate Control register (tx_reg1) */ 10290ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_REG1_TX_EMPH_RES_MASK; 10300ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_TX_REG1_TX_EMPH_RES_OFFSET; 10310ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_REG1_SLC_EN_MASK; 10320ade8cd8SKonstantin Porotchkin data |= 0x3f << HPIPE_TX_REG1_SLC_EN_OFFSET; 10330ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_REG1_REG, data, mask); 10340ade8cd8SKonstantin Porotchkin /* Impedance Calibration Control register (cal_reg1) */ 10350ade8cd8SKonstantin Porotchkin mask = HPIPE_CAL_REG_1_EXT_TXIMP_MASK; 10360ade8cd8SKonstantin Porotchkin data = 0xe << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET; 10370ade8cd8SKonstantin Porotchkin mask |= HPIPE_CAL_REG_1_EXT_TXIMP_EN_MASK; 10380ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CAL_REG_1_EXT_TXIMP_EN_OFFSET; 10390ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CAL_REG1_REG, data, mask); 10400ade8cd8SKonstantin Porotchkin /* Generation 1 Setting 5 (g1_setting_5) */ 10410ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTING_5_G1_ICP_MASK; 10420ade8cd8SKonstantin Porotchkin data = 0 << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET; 10430ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTING_5_REG, data, mask); 10440ade8cd8SKonstantin Porotchkin 10450ade8cd8SKonstantin Porotchkin /* 0xE-G1_Setting_1 */ 10460ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK; 10470ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET; 10480ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 10490ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 10500ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 10513c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 10523c0024ccSGrzegorz Jaszczyk data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 10530ade8cd8SKonstantin Porotchkin } else { 10540ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 105542a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmupi << 105642a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 10573c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 105842a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmupf << 105942a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 10600ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFI_MASK; 106142a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmufi << 106242a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFI_OFFSET; 10630ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFF_MASK; 106442a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmuff << 106542a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFF_OFFSET; 10660ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_MASK; 10670ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_OFFSET; 10680ade8cd8SKonstantin Porotchkin } 10690ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); 10700ade8cd8SKonstantin Porotchkin 10710ade8cd8SKonstantin Porotchkin /* 0xA-DFE_Reg3 */ 10720ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; 10730ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; 10740ade8cd8SKonstantin Porotchkin mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; 10750ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; 10760ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); 10770ade8cd8SKonstantin Porotchkin 10780ade8cd8SKonstantin Porotchkin /* 0x111-G1_Setting_4 */ 10790ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 10800ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 10810ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 10820ade8cd8SKonstantin Porotchkin /* Genration 1 setting 3 (G1_Setting_3) */ 10830ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_MASK; 10840ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_OFFSET; 10850ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 10860ade8cd8SKonstantin Porotchkin /* Force FFE (Feed Forward Equalization) to 5G */ 10870ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 10880ade8cd8SKonstantin Porotchkin data |= 0xf << HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 10890ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 10900ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 10910ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 10920ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 10930ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 109442a29337SGrzegorz Jaszczyk } else { 109542a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 109642a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_ffe_cap_sel << 109742a29337SGrzegorz Jaszczyk HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 109842a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 109942a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_ffe_res_sel << 110042a29337SGrzegorz Jaszczyk HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 110142a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 110242a29337SGrzegorz Jaszczyk data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 110342a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 110442a29337SGrzegorz Jaszczyk 110542a29337SGrzegorz Jaszczyk /* Use the value from CAL_OS_PH_EXT */ 110642a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_RXCLKALIGN_90_EXT_EN_MASK; 110742a29337SGrzegorz Jaszczyk data = 1 << HPIPE_CAL_RXCLKALIGN_90_EXT_EN_OFFSET; 110842a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + 110942a29337SGrzegorz Jaszczyk HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 111042a29337SGrzegorz Jaszczyk data, mask); 111142a29337SGrzegorz Jaszczyk 111242a29337SGrzegorz Jaszczyk /* Update align90 */ 111342a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_OS_PH_EXT_MASK; 111442a29337SGrzegorz Jaszczyk data = xfi_static_values->align90 << HPIPE_CAL_OS_PH_EXT_OFFSET; 111542a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + 111642a29337SGrzegorz Jaszczyk HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 111742a29337SGrzegorz Jaszczyk data, mask); 111842a29337SGrzegorz Jaszczyk 111942a29337SGrzegorz Jaszczyk /* Force DFE resolution (use gen table value) */ 112042a29337SGrzegorz Jaszczyk mask = HPIPE_DFE_RES_FORCE_MASK; 112142a29337SGrzegorz Jaszczyk data = 0x0 << HPIPE_DFE_RES_FORCE_OFFSET; 112242a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 112342a29337SGrzegorz Jaszczyk 112442a29337SGrzegorz Jaszczyk /* 0x111-G1 DFE_Setting_4 */ 112542a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 112642a29337SGrzegorz Jaszczyk data = xfi_static_values->g1_dfe_res << 112742a29337SGrzegorz Jaszczyk HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 112842a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 112942a29337SGrzegorz Jaszczyk } 11300ade8cd8SKonstantin Porotchkin 11310ade8cd8SKonstantin Porotchkin /* Connfigure RX training timer */ 11320ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_TRAIN_TIMER_MASK; 11330ade8cd8SKonstantin Porotchkin data = 0x13 << HPIPE_RX_TRAIN_TIMER_OFFSET; 11340ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_5_REG, data, mask); 11350ade8cd8SKonstantin Porotchkin 11360ade8cd8SKonstantin Porotchkin /* Enable TX train peak to peak hold */ 11370ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_P2P_HOLD_MASK; 11380ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_P2P_HOLD_OFFSET; 11390ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_0_REG, data, mask); 11400ade8cd8SKonstantin Porotchkin 11410ade8cd8SKonstantin Porotchkin /* Configure TX preset index */ 11420ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_PRESET_INDEX_MASK; 11430ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_TX_PRESET_INDEX_OFFSET; 11440ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_PRESET_INDEX_REG, data, mask); 11450ade8cd8SKonstantin Porotchkin 11460ade8cd8SKonstantin Porotchkin /* Disable pattern lock lost timeout */ 11470ade8cd8SKonstantin Porotchkin mask = HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_MASK; 11480ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_OFFSET; 11490ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_FRAME_DETECT_CTRL_3_REG, data, mask); 11500ade8cd8SKonstantin Porotchkin 11510ade8cd8SKonstantin Porotchkin /* Configure TX training pattern and TX training 16bit auto */ 11520ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_16BIT_AUTO_EN_MASK; 11530ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_16BIT_AUTO_EN_OFFSET; 11540ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_PAT_SEL_MASK; 11550ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_PAT_SEL_OFFSET; 11560ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_REG, data, mask); 11570ade8cd8SKonstantin Porotchkin 11580ade8cd8SKonstantin Porotchkin /* Configure Training patten number */ 11590ade8cd8SKonstantin Porotchkin mask = HPIPE_TRAIN_PAT_NUM_MASK; 11600ade8cd8SKonstantin Porotchkin data = 0x88 << HPIPE_TRAIN_PAT_NUM_OFFSET; 11610ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_FRAME_DETECT_CTRL_0_REG, data, mask); 11620ade8cd8SKonstantin Porotchkin 11630ade8cd8SKonstantin Porotchkin /* Configure differencial manchester encoter to ethernet mode */ 11640ade8cd8SKonstantin Porotchkin mask = HPIPE_DME_ETHERNET_MODE_MASK; 11650ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DME_ETHERNET_MODE_OFFSET; 11660ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DME_REG, data, mask); 11670ade8cd8SKonstantin Porotchkin 11680ade8cd8SKonstantin Porotchkin /* Configure VDD Continuous Calibration */ 11690ade8cd8SKonstantin Porotchkin mask = HPIPE_CAL_VDD_CONT_MODE_MASK; 11700ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CAL_VDD_CONT_MODE_OFFSET; 11710ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_0_REG, data, mask); 11720ade8cd8SKonstantin Porotchkin 11730ade8cd8SKonstantin Porotchkin /* Trigger sampler enable pulse (by toggleing the bit) */ 11740ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_SAMPLER_OS_GAIN_MASK; 11750ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_RX_SAMPLER_OS_GAIN_OFFSET; 11760ade8cd8SKonstantin Porotchkin mask |= HPIPE_SMAPLER_MASK; 11770ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_SMAPLER_OFFSET; 11780ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 11790ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 11800ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_SMAPLER_OFFSET; 11810ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 11820ade8cd8SKonstantin Porotchkin 11830ade8cd8SKonstantin Porotchkin /* Set External RX Regulator Control */ 11840ade8cd8SKonstantin Porotchkin mask = HPIPE_EXT_SELLV_RXSAMPL_MASK; 11850ade8cd8SKonstantin Porotchkin data = 0x1A << HPIPE_EXT_SELLV_RXSAMPL_OFFSET; 11860ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_CTRL_REG, data, mask); 11870ade8cd8SKonstantin Porotchkin 11880ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); 11890ade8cd8SKonstantin Porotchkin /* SERDES External Configuration */ 11900ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 11910ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 11920ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 11930ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 11940ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 11950ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 11960ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 11970ade8cd8SKonstantin Porotchkin 11980ade8cd8SKonstantin Porotchkin /* check PLL rx & tx ready */ 11990ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 12000ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | 12010ade8cd8SKonstantin Porotchkin SD_EXTERNAL_STATUS0_PLL_TX_MASK; 12020ade8cd8SKonstantin Porotchkin mask = data; 12030ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 12040ade8cd8SKonstantin Porotchkin PLL_LOCK_TIMEOUT, REG_32BIT); 12050ade8cd8SKonstantin Porotchkin if (data != 0) { 12060ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK) 12070ade8cd8SKonstantin Porotchkin ERROR("RX PLL is not locked\n"); 12080ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK) 12090ade8cd8SKonstantin Porotchkin ERROR("TX PLL is not locked\n"); 12100ade8cd8SKonstantin Porotchkin 12110ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 12120ade8cd8SKonstantin Porotchkin } 12130ade8cd8SKonstantin Porotchkin 12140ade8cd8SKonstantin Porotchkin /* RX init */ 12150ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 12160ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 12170ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 12180ade8cd8SKonstantin Porotchkin 12190ade8cd8SKonstantin Porotchkin /* check that RX init done */ 12200ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 12210ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; 12220ade8cd8SKonstantin Porotchkin mask = data; 12230ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 100, REG_32BIT); 12240ade8cd8SKonstantin Porotchkin if (data != 0) { 12250ade8cd8SKonstantin Porotchkin ERROR("RX init failed\n"); 12260ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 12270ade8cd8SKonstantin Porotchkin } 12280ade8cd8SKonstantin Porotchkin 12290ade8cd8SKonstantin Porotchkin debug("stage: RF Reset\n"); 12300ade8cd8SKonstantin Porotchkin /* RF Reset */ 12310ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 12320ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 12330ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 12340ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 12350ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 12360ade8cd8SKonstantin Porotchkin 12370ade8cd8SKonstantin Porotchkin debug_exit(); 12380ade8cd8SKonstantin Porotchkin 12390ade8cd8SKonstantin Porotchkin return ret; 12400ade8cd8SKonstantin Porotchkin } 12410ade8cd8SKonstantin Porotchkin 12420ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_pcie_power_on(uint64_t comphy_base, 12430ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 12440ade8cd8SKonstantin Porotchkin { 12450ade8cd8SKonstantin Porotchkin int ret = 0; 12460ade8cd8SKonstantin Porotchkin uint32_t reg, mask, data, pcie_width; 12470ade8cd8SKonstantin Porotchkin uint32_t clk_dir; 12480ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, comphy_addr, addr; 12490ade8cd8SKonstantin Porotchkin _Bool clk_src = COMPHY_GET_CLK_SRC(comphy_mode); 125055df84f9SIgal Liberman _Bool called_from_uboot = COMPHY_GET_CALLER(comphy_mode); 125155df84f9SIgal Liberman 125255df84f9SIgal Liberman /* In Armada 8K DB boards, PCIe initialization can be executed 125355df84f9SIgal Liberman * only once (PCIe reset performed during chip power on and 125455df84f9SIgal Liberman * it cannot be executed via GPIO later). 125555df84f9SIgal Liberman * This means that power on can be executed only once, so let's 125655df84f9SIgal Liberman * mark if the caller is bootloader or Linux. 125755df84f9SIgal Liberman * If bootloader -> run power on. 125855df84f9SIgal Liberman * If Linux -> exit. 125955df84f9SIgal Liberman * 126055df84f9SIgal Liberman * TODO: In MacciatoBIN, PCIe reset is connected via GPIO, 126155df84f9SIgal Liberman * so after GPIO reset is added to Linux Kernel, it can be 126255df84f9SIgal Liberman * powered-on by Linux. 126355df84f9SIgal Liberman */ 126455df84f9SIgal Liberman if (!called_from_uboot) 126555df84f9SIgal Liberman return ret; 12660ade8cd8SKonstantin Porotchkin 12670ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 12680ade8cd8SKonstantin Porotchkin comphy_index); 12690ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 12700ade8cd8SKonstantin Porotchkin pcie_width = COMPHY_GET_PCIE_WIDTH(comphy_mode); 12710ade8cd8SKonstantin Porotchkin 12720ade8cd8SKonstantin Porotchkin debug_enter(); 12730ade8cd8SKonstantin Porotchkin 12740ade8cd8SKonstantin Porotchkin spin_lock(&cp110_mac_reset_lock); 12750ade8cd8SKonstantin Porotchkin 12760ade8cd8SKonstantin Porotchkin reg = mmio_read_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 12770ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG); 12780ade8cd8SKonstantin Porotchkin switch (comphy_index) { 12790ade8cd8SKonstantin Porotchkin case COMPHY_LANE0: 12800ade8cd8SKonstantin Porotchkin reg |= PCIE_MAC_RESET_MASK_PORT0; 12810ade8cd8SKonstantin Porotchkin break; 12820ade8cd8SKonstantin Porotchkin case COMPHY_LANE4: 12830ade8cd8SKonstantin Porotchkin reg |= PCIE_MAC_RESET_MASK_PORT1; 12840ade8cd8SKonstantin Porotchkin break; 12850ade8cd8SKonstantin Porotchkin case COMPHY_LANE5: 12860ade8cd8SKonstantin Porotchkin reg |= PCIE_MAC_RESET_MASK_PORT2; 12870ade8cd8SKonstantin Porotchkin break; 12880ade8cd8SKonstantin Porotchkin } 12890ade8cd8SKonstantin Porotchkin 12900ade8cd8SKonstantin Porotchkin mmio_write_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 12910ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG, reg); 12920ade8cd8SKonstantin Porotchkin spin_unlock(&cp110_mac_reset_lock); 12930ade8cd8SKonstantin Porotchkin 12940ade8cd8SKonstantin Porotchkin /* Configure PIPE selector for PCIE */ 12950ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_pipe_selector(comphy_base, comphy_index, 12960ade8cd8SKonstantin Porotchkin comphy_mode); 12970ade8cd8SKonstantin Porotchkin 12980ade8cd8SKonstantin Porotchkin /* 12990ade8cd8SKonstantin Porotchkin * Read SAR (Sample-At-Reset) configuration for the PCIe clock 13000ade8cd8SKonstantin Porotchkin * direction. 13010ade8cd8SKonstantin Porotchkin * 13020ade8cd8SKonstantin Porotchkin * SerDes Lane 4/5 got the PCIe ref-clock #1, 13030ade8cd8SKonstantin Porotchkin * and SerDes Lane 0 got PCIe ref-clock #0 13040ade8cd8SKonstantin Porotchkin */ 13050ade8cd8SKonstantin Porotchkin reg = mmio_read_32(DFX_FROM_COMPHY_ADDR(comphy_base) + 13060ade8cd8SKonstantin Porotchkin SAR_STATUS_0_REG); 13070ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE4 || comphy_index == COMPHY_LANE5) 13080ade8cd8SKonstantin Porotchkin clk_dir = (reg & SAR_RST_PCIE1_CLOCK_CONFIG_CP1_MASK) >> 13090ade8cd8SKonstantin Porotchkin SAR_RST_PCIE1_CLOCK_CONFIG_CP1_OFFSET; 13100ade8cd8SKonstantin Porotchkin else 13110ade8cd8SKonstantin Porotchkin clk_dir = (reg & SAR_RST_PCIE0_CLOCK_CONFIG_CP1_MASK) >> 13120ade8cd8SKonstantin Porotchkin SAR_RST_PCIE0_CLOCK_CONFIG_CP1_OFFSET; 13130ade8cd8SKonstantin Porotchkin 13140ade8cd8SKonstantin Porotchkin debug("On lane %d\n", comphy_index); 13150ade8cd8SKonstantin Porotchkin debug("PCIe clock direction = %x\n", clk_dir); 13160ade8cd8SKonstantin Porotchkin debug("PCIe Width = %d\n", pcie_width); 13170ade8cd8SKonstantin Porotchkin 13180ade8cd8SKonstantin Porotchkin /* enable PCIe X4 and X2 */ 13190ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE0) { 13200ade8cd8SKonstantin Porotchkin if (pcie_width == PCIE_LNK_X4) { 13210ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET; 13220ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_PCIE_X4_EN_MASK; 13230ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 13240ade8cd8SKonstantin Porotchkin data, mask); 13250ade8cd8SKonstantin Porotchkin } else if (pcie_width == PCIE_LNK_X2) { 13260ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET; 13270ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_PCIE_X2_EN_MASK; 13280ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, data, mask); 13290ade8cd8SKonstantin Porotchkin } 13300ade8cd8SKonstantin Porotchkin } 13310ade8cd8SKonstantin Porotchkin 13320ade8cd8SKonstantin Porotchkin /* If PCIe clock is output and clock source from SerDes lane 5, 13330ade8cd8SKonstantin Porotchkin * need to configure the clock-source MUX. 13340ade8cd8SKonstantin Porotchkin * By default, the clock source is from lane 4 13350ade8cd8SKonstantin Porotchkin */ 13360ade8cd8SKonstantin Porotchkin if (clk_dir && clk_src && (comphy_index == COMPHY_LANE5)) { 13370ade8cd8SKonstantin Porotchkin data = DFX_DEV_GEN_PCIE_CLK_SRC_MUX << 13380ade8cd8SKonstantin Porotchkin DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET; 13390ade8cd8SKonstantin Porotchkin mask = DFX_DEV_GEN_PCIE_CLK_SRC_MASK; 13400ade8cd8SKonstantin Porotchkin reg_set(DFX_FROM_COMPHY_ADDR(comphy_base) + 13410ade8cd8SKonstantin Porotchkin DFX_DEV_GEN_CTRL12_REG, data, mask); 13420ade8cd8SKonstantin Porotchkin } 13430ade8cd8SKonstantin Porotchkin 13440ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 13450ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 13460ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 13470ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 13480ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 13490ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 13500ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 13510ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 13520ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 13530ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 13540ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_PHY_MODE_MASK; 13550ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_PHY_MODE_OFFSET; 13560ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 13570ade8cd8SKonstantin Porotchkin 13580ade8cd8SKonstantin Porotchkin /* release from hard reset */ 13590ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 13600ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 13610ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 13620ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 13630ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 13640ade8cd8SKonstantin Porotchkin 13650ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 13660ade8cd8SKonstantin Porotchkin mdelay(1); 13670ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 13680ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 13690ade8cd8SKonstantin Porotchkin /* Set PIPE soft reset */ 13700ade8cd8SKonstantin Porotchkin mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK; 13710ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET; 13720ade8cd8SKonstantin Porotchkin /* Set PHY datapath width mode for V0 */ 13730ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK; 13740ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET; 13750ade8cd8SKonstantin Porotchkin /* Set Data bus width USB mode for V0 */ 13760ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK; 13770ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET; 13780ade8cd8SKonstantin Porotchkin /* Set CORE_CLK output frequency for 250Mhz */ 13790ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK; 13800ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET; 13810ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask); 13820ade8cd8SKonstantin Porotchkin /* Set PLL ready delay for 0x2 */ 13830ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET; 13840ade8cd8SKonstantin Porotchkin mask = HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK; 13850ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 13860ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_OFFSET; 13870ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_MASK; 13880ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_OFFSET; 13890ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_MASK; 13900ade8cd8SKonstantin Porotchkin } 13910ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, data, mask); 13920ade8cd8SKonstantin Porotchkin 13930ade8cd8SKonstantin Porotchkin /* Set PIPE mode interface to PCIe3 - 0x1 & set lane order */ 13940ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CLK_SRC_HI_MODE_PIPE_OFFSET; 13950ade8cd8SKonstantin Porotchkin mask = HPIPE_CLK_SRC_HI_MODE_PIPE_MASK; 13960ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 13970ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_HI_LANE_STRT_MASK; 13980ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_HI_LANE_MASTER_MASK; 13990ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_HI_LANE_BREAK_MASK; 14000ade8cd8SKonstantin Porotchkin if (comphy_index == 0) { 14010ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_STRT_OFFSET; 14020ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_MASTER_OFFSET; 14030ade8cd8SKonstantin Porotchkin } else if (comphy_index == (pcie_width - 1)) { 14040ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_BREAK_OFFSET; 14050ade8cd8SKonstantin Porotchkin } 14060ade8cd8SKonstantin Porotchkin } 14070ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CLK_SRC_HI_REG, data, mask); 14080ade8cd8SKonstantin Porotchkin /* Config update polarity equalization */ 14090ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CFG_UPDATE_POLARITY_OFFSET; 14100ade8cd8SKonstantin Porotchkin mask = HPIPE_CFG_UPDATE_POLARITY_MASK; 14110ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_EQ_CFG1_REG, data, mask); 14120ade8cd8SKonstantin Porotchkin /* Set PIPE version 4 to mode enable */ 14130ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DFE_CTRL_28_PIPE4_OFFSET; 14140ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_CTRL_28_PIPE4_MASK; 14150ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_CTRL_28_REG, data, mask); 14160ade8cd8SKonstantin Porotchkin /* TODO: check if pcie clock is output/input - for bringup use input*/ 14170ade8cd8SKonstantin Porotchkin /* Enable PIN clock 100M_125M */ 14180ade8cd8SKonstantin Porotchkin mask = 0; 14190ade8cd8SKonstantin Porotchkin data = 0; 14200ade8cd8SKonstantin Porotchkin /* Only if clock is output, configure the clock-source mux */ 14210ade8cd8SKonstantin Porotchkin if (clk_dir) { 14220ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_CLK100M_125M_MASK; 14230ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_CLK100M_125M_OFFSET; 14240ade8cd8SKonstantin Porotchkin } 14250ade8cd8SKonstantin Porotchkin /* Set PIN_TXDCLK_2X Clock Freq. Selection for outputs 500MHz clock */ 14260ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_TXDCLK_2X_MASK; 14270ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_MISC_TXDCLK_2X_OFFSET; 14280ade8cd8SKonstantin Porotchkin /* Enable 500MHz Clock */ 14290ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_CLK500_EN_MASK; 14300ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_CLK500_EN_OFFSET; 14310ade8cd8SKonstantin Porotchkin if (clk_dir) { /* output */ 14320ade8cd8SKonstantin Porotchkin /* Set reference clock comes from group 1 */ 14330ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_REFCLK_SEL_MASK; 14340ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; 14350ade8cd8SKonstantin Porotchkin } else { 14360ade8cd8SKonstantin Porotchkin /* Set reference clock comes from group 2 */ 14370ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_REFCLK_SEL_MASK; 14380ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_REFCLK_SEL_OFFSET; 14390ade8cd8SKonstantin Porotchkin } 14400ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_ICP_FORCE_MASK; 14410ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_ICP_FORCE_OFFSET; 14420ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); 14430ade8cd8SKonstantin Porotchkin if (clk_dir) { /* output */ 14440ade8cd8SKonstantin Porotchkin /* Set reference frequcency select - 0x2 for 25MHz*/ 14450ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 14460ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 14470ade8cd8SKonstantin Porotchkin } else { 14480ade8cd8SKonstantin Porotchkin /* Set reference frequcency select - 0x0 for 100MHz*/ 14490ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 14500ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 14510ade8cd8SKonstantin Porotchkin } 14520ade8cd8SKonstantin Porotchkin /* Set PHY mode to PCIe */ 14530ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 14540ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 14550ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 14560ade8cd8SKonstantin Porotchkin 14570ade8cd8SKonstantin Porotchkin /* ref clock alignment */ 14580ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 14590ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_ALIGN_OFF_MASK; 14600ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_LANE_ALIGN_OFF_OFFSET; 14610ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_ALIGN_REG, data, mask); 14620ade8cd8SKonstantin Porotchkin } 14630ade8cd8SKonstantin Porotchkin 14640ade8cd8SKonstantin Porotchkin /* Set the amount of time spent in the LoZ state - set for 0x7 only if 14650ade8cd8SKonstantin Porotchkin * the PCIe clock is output 14660ade8cd8SKonstantin Porotchkin */ 14670ade8cd8SKonstantin Porotchkin if (clk_dir) 14680ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL, 14690ade8cd8SKonstantin Porotchkin 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET, 14700ade8cd8SKonstantin Porotchkin HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK); 14710ade8cd8SKonstantin Porotchkin 14720ade8cd8SKonstantin Porotchkin /* Set Maximal PHY Generation Setting(8Gbps) */ 14730ade8cd8SKonstantin Porotchkin mask = HPIPE_INTERFACE_GEN_MAX_MASK; 14740ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET; 14750ade8cd8SKonstantin Porotchkin /* Bypass frame detection and sync detection for RX DATA */ 14760ade8cd8SKonstantin Porotchkin mask |= HPIPE_INTERFACE_DET_BYPASS_MASK; 14770ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_INTERFACE_DET_BYPASS_OFFSET; 14780ade8cd8SKonstantin Porotchkin /* Set Link Train Mode (Tx training control pins are used) */ 14790ade8cd8SKonstantin Porotchkin mask |= HPIPE_INTERFACE_LINK_TRAIN_MASK; 14800ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_INTERFACE_LINK_TRAIN_OFFSET; 14810ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_INTERFACE_REG, data, mask); 14820ade8cd8SKonstantin Porotchkin 14830ade8cd8SKonstantin Porotchkin /* Set Idle_sync enable */ 14840ade8cd8SKonstantin Porotchkin mask = HPIPE_PCIE_IDLE_SYNC_MASK; 14850ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PCIE_IDLE_SYNC_OFFSET; 14860ade8cd8SKonstantin Porotchkin /* Select bits for PCIE Gen3(32bit) */ 14870ade8cd8SKonstantin Porotchkin mask |= HPIPE_PCIE_SEL_BITS_MASK; 14880ade8cd8SKonstantin Porotchkin data |= 0x2 << HPIPE_PCIE_SEL_BITS_OFFSET; 14890ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PCIE_REG0, data, mask); 14900ade8cd8SKonstantin Porotchkin 14910ade8cd8SKonstantin Porotchkin /* Enable Tx_adapt_g1 */ 14920ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_CTRL_G1_MASK; 14930ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_CTRL_G1_OFFSET; 14940ade8cd8SKonstantin Porotchkin /* Enable Tx_adapt_gn1 */ 14950ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_CTRL_GN1_MASK; 14960ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_CTRL_GN1_OFFSET; 14970ade8cd8SKonstantin Porotchkin /* Disable Tx_adapt_g0 */ 14980ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_CTRL_G0_MASK; 14990ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_TX_TRAIN_CTRL_G0_OFFSET; 15000ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask); 15010ade8cd8SKonstantin Porotchkin 15020ade8cd8SKonstantin Porotchkin /* Set reg_tx_train_chk_init */ 15030ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_CHK_INIT_MASK; 15040ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_TX_TRAIN_CHK_INIT_OFFSET; 15050ade8cd8SKonstantin Porotchkin /* Enable TX_COE_FM_PIN_PCIE3_EN */ 15060ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_MASK; 15070ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_OFFSET; 15080ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_REG, data, mask); 15090ade8cd8SKonstantin Porotchkin 15100ade8cd8SKonstantin Porotchkin debug("stage: TRx training parameters\n"); 15110ade8cd8SKonstantin Porotchkin /* Set Preset sweep configurations */ 15120ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TX_STATUS_CHECK_MODE_MASK; 15130ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_STATUS_CHECK_MODE_OFFSET; 15140ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_NUM_OF_PRESET_MASK; 15150ade8cd8SKonstantin Porotchkin data |= 0x7 << HPIPE_TX_NUM_OF_PRESET_OFFSET; 15160ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_SWEEP_PRESET_EN_MASK; 15170ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_SWEEP_PRESET_EN_OFFSET; 15180ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_11_REG, data, mask); 15190ade8cd8SKonstantin Porotchkin 15200ade8cd8SKonstantin Porotchkin /* Tx train start configuration */ 15210ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_START_SQ_EN_MASK; 15220ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_START_SQ_EN_OFFSET; 15230ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_START_FRM_DET_EN_MASK; 15240ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_DET_EN_OFFSET; 15250ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_START_FRM_LOCK_EN_MASK; 15260ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_LOCK_EN_OFFSET; 15270ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_WAIT_TIME_EN_MASK; 15280ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_WAIT_TIME_EN_OFFSET; 15290ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_5_REG, data, mask); 15300ade8cd8SKonstantin Porotchkin 15310ade8cd8SKonstantin Porotchkin /* Enable Tx train P2P */ 15320ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_P2P_HOLD_MASK; 15330ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_P2P_HOLD_OFFSET; 15340ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_0_REG, data, mask); 15350ade8cd8SKonstantin Porotchkin 15360ade8cd8SKonstantin Porotchkin /* Configure Tx train timeout */ 15370ade8cd8SKonstantin Porotchkin mask = HPIPE_TRX_TRAIN_TIMER_MASK; 15380ade8cd8SKonstantin Porotchkin data = 0x17 << HPIPE_TRX_TRAIN_TIMER_OFFSET; 15390ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_4_REG, data, mask); 15400ade8cd8SKonstantin Porotchkin 15410ade8cd8SKonstantin Porotchkin /* Disable G0/G1/GN1 adaptation */ 15420ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_CTRL_G1_MASK | HPIPE_TX_TRAIN_CTRL_GN1_MASK 15430ade8cd8SKonstantin Porotchkin | HPIPE_TX_TRAIN_CTRL_G0_OFFSET; 15440ade8cd8SKonstantin Porotchkin data = 0; 15450ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask); 15460ade8cd8SKonstantin Porotchkin 15470ade8cd8SKonstantin Porotchkin /* Disable DTL frequency loop */ 15480ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 15490ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 15500ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 15510ade8cd8SKonstantin Porotchkin 15520ade8cd8SKonstantin Porotchkin /* Configure G3 DFE */ 15530ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_DFE_RES_MASK; 15540ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_G3_DFE_RES_OFFSET; 15550ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_4_REG, data, mask); 15560ade8cd8SKonstantin Porotchkin 15570ade8cd8SKonstantin Porotchkin /* Use TX/RX training result for DFE */ 15580ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 15590ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_RES_FORCE_OFFSET; 15600ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 15610ade8cd8SKonstantin Porotchkin 15620ade8cd8SKonstantin Porotchkin /* Configure initial and final coefficient value for receiver */ 15630ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SET_1_G3_RX_SELMUPI_MASK; 15640ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G3_SET_1_G3_RX_SELMUPI_OFFSET; 15650ade8cd8SKonstantin Porotchkin 15660ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUPF_MASK; 15670ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_SET_1_G3_RX_SELMUPF_OFFSET; 15680ade8cd8SKonstantin Porotchkin 15690ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_MASK; 15700ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_OFFSET; 15710ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SET_1_REG, data, mask); 15720ade8cd8SKonstantin Porotchkin 15730ade8cd8SKonstantin Porotchkin /* Trigger sampler enable pulse */ 15740ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 15750ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_SMAPLER_OFFSET; 15760ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 15770ade8cd8SKonstantin Porotchkin udelay(5); 15780ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, 0, mask); 15790ade8cd8SKonstantin Porotchkin 15800ade8cd8SKonstantin Porotchkin /* FFE resistor tuning for different bandwidth */ 15810ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_FFE_DEG_RES_LEVEL_MASK; 15820ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET; 15830ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK; 15840ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET; 15850ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_3_REG, data, mask); 15860ade8cd8SKonstantin Porotchkin 15870ade8cd8SKonstantin Porotchkin /* Pattern lock lost timeout disable */ 15880ade8cd8SKonstantin Porotchkin mask = HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_MASK; 15890ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_OFFSET; 15900ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_FRAME_DETECT_CTRL_3_REG, data, mask); 15910ade8cd8SKonstantin Porotchkin 15920ade8cd8SKonstantin Porotchkin /* Configure DFE adaptations */ 15930ade8cd8SKonstantin Porotchkin mask = HPIPE_CDR_RX_MAX_DFE_ADAPT_0_MASK; 15940ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_CDR_RX_MAX_DFE_ADAPT_0_OFFSET; 15950ade8cd8SKonstantin Porotchkin mask |= HPIPE_CDR_RX_MAX_DFE_ADAPT_1_MASK; 15960ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_CDR_RX_MAX_DFE_ADAPT_1_OFFSET; 15970ade8cd8SKonstantin Porotchkin mask |= HPIPE_CDR_MAX_DFE_ADAPT_0_MASK; 15980ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_CDR_MAX_DFE_ADAPT_0_OFFSET; 15990ade8cd8SKonstantin Porotchkin mask |= HPIPE_CDR_MAX_DFE_ADAPT_1_MASK; 16000ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CDR_MAX_DFE_ADAPT_1_OFFSET; 16010ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CDR_CONTROL_REG, data, mask); 16020ade8cd8SKonstantin Porotchkin 16030ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_TX_MAX_DFE_ADAPT_MASK; 16040ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_TX_MAX_DFE_ADAPT_OFFSET; 16050ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_CONTROL_REG, data, mask); 16060ade8cd8SKonstantin Porotchkin 16070ade8cd8SKonstantin Porotchkin /* Genration 2 setting 1*/ 16080ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_SET_1_G2_RX_SELMUPI_MASK; 16090ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_G2_SET_1_G2_RX_SELMUPI_OFFSET; 16103c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G2_SET_1_G2_RX_SELMUPF_MASK; 16113c0024ccSGrzegorz Jaszczyk data |= 0x1 << HPIPE_G2_SET_1_G2_RX_SELMUPF_OFFSET; 16120ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_SELMUFI_MASK; 16130ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G2_SET_1_G2_RX_SELMUFI_OFFSET; 16140ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_1_REG, data, mask); 16150ade8cd8SKonstantin Porotchkin 16160ade8cd8SKonstantin Porotchkin /* DFE enable */ 16170ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_DFE_RES_MASK; 16180ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_G2_DFE_RES_OFFSET; 16190ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SETTINGS_4_REG, data, mask); 16200ade8cd8SKonstantin Porotchkin 16210ade8cd8SKonstantin Porotchkin /* Configure DFE Resolution */ 16220ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_CFG4_DFE_EN_SEL_MASK; 16230ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LANE_CFG4_DFE_EN_SEL_OFFSET; 16240ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask); 16250ade8cd8SKonstantin Porotchkin 16260ade8cd8SKonstantin Porotchkin /* VDD calibration control */ 16270ade8cd8SKonstantin Porotchkin mask = HPIPE_EXT_SELLV_RXSAMPL_MASK; 16280ade8cd8SKonstantin Porotchkin data = 0x16 << HPIPE_EXT_SELLV_RXSAMPL_OFFSET; 16290ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_CTRL_REG, data, mask); 16300ade8cd8SKonstantin Porotchkin 16310ade8cd8SKonstantin Porotchkin /* Set PLL Charge-pump Current Control */ 16320ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SETTING_5_G3_ICP_MASK; 16330ade8cd8SKonstantin Porotchkin data = 0x4 << HPIPE_G3_SETTING_5_G3_ICP_OFFSET; 16340ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_5_REG, data, mask); 16350ade8cd8SKonstantin Porotchkin 16360ade8cd8SKonstantin Porotchkin /* Set lane rqualization remote setting */ 16370ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_MASK; 16380ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_OFFSET; 16390ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG_FOM_ONLY_MODE_MASK; 16400ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_LANE_CFG_FOM_ONLY_MODE_OFFFSET; 16410ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG_FOM_PRESET_VECTOR_MASK; 16420ade8cd8SKonstantin Porotchkin data |= 0x6 << HPIPE_LANE_CFG_FOM_PRESET_VECTOR_OFFSET; 16430ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_EQ_REMOTE_SETTING_REG, data, mask); 16440ade8cd8SKonstantin Porotchkin 16450ade8cd8SKonstantin Porotchkin mask = HPIPE_CFG_EQ_BUNDLE_DIS_MASK; 16460ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CFG_EQ_BUNDLE_DIS_OFFSET; 16470ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_EQ_CFG2_REG, data, mask); 16480ade8cd8SKonstantin Porotchkin 16490ade8cd8SKonstantin Porotchkin debug("stage: Comphy power up\n"); 16500ade8cd8SKonstantin Porotchkin 16510ade8cd8SKonstantin Porotchkin /* For PCIe X4 or X2: 16520ade8cd8SKonstantin Porotchkin * release from reset only after finish to configure all lanes 16530ade8cd8SKonstantin Porotchkin */ 16540ade8cd8SKonstantin Porotchkin if ((pcie_width == PCIE_LNK_X1) || (comphy_index == (pcie_width - 1))) { 16550ade8cd8SKonstantin Porotchkin uint32_t i, start_lane, end_lane; 16560ade8cd8SKonstantin Porotchkin 16570ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 16580ade8cd8SKonstantin Porotchkin /* allows writing to all lanes in one write */ 16590ade8cd8SKonstantin Porotchkin data = 0x0; 16600ade8cd8SKonstantin Porotchkin if (pcie_width == PCIE_LNK_X2) 16610ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_1_PORT_MASK; 16620ade8cd8SKonstantin Porotchkin else if (pcie_width == PCIE_LNK_X4) 16630ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_3_PORT_MASK; 16640ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, data, mask); 16650ade8cd8SKonstantin Porotchkin start_lane = 0; 16660ade8cd8SKonstantin Porotchkin end_lane = pcie_width; 16670ade8cd8SKonstantin Porotchkin 16680ade8cd8SKonstantin Porotchkin /* Release from PIPE soft reset 16690ade8cd8SKonstantin Porotchkin * For PCIe by4 or by2: 16700ade8cd8SKonstantin Porotchkin * release from soft reset all lanes - can't use 16710ade8cd8SKonstantin Porotchkin * read modify write 16720ade8cd8SKonstantin Porotchkin */ 16730ade8cd8SKonstantin Porotchkin reg_set(HPIPE_ADDR( 16740ade8cd8SKonstantin Porotchkin COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 0) + 16750ade8cd8SKonstantin Porotchkin HPIPE_RST_CLK_CTRL_REG, 0x24, 0xffffffff); 16760ade8cd8SKonstantin Porotchkin } else { 16770ade8cd8SKonstantin Porotchkin start_lane = comphy_index; 16780ade8cd8SKonstantin Porotchkin end_lane = comphy_index + 1; 16790ade8cd8SKonstantin Porotchkin 16800ade8cd8SKonstantin Porotchkin /* Release from PIPE soft reset 16810ade8cd8SKonstantin Porotchkin * for PCIe by4 or by2: 16820ade8cd8SKonstantin Porotchkin * release from soft reset all lanes 16830ade8cd8SKonstantin Porotchkin */ 16840ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, 16850ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET, 16860ade8cd8SKonstantin Porotchkin HPIPE_RST_CLK_CTRL_PIPE_RST_MASK); 16870ade8cd8SKonstantin Porotchkin } 16880ade8cd8SKonstantin Porotchkin 16890ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 16900ade8cd8SKonstantin Porotchkin /* disable writing to all lanes with one write */ 16910ade8cd8SKonstantin Porotchkin if (pcie_width == PCIE_LNK_X2) { 16920ade8cd8SKonstantin Porotchkin data = (COMPHY_LANE0 << 16930ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_0_PORT_OFFSET) | 16940ade8cd8SKonstantin Porotchkin (COMPHY_LANE1 << 16950ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_1_PORT_OFFSET); 16960ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_1_PORT_MASK; 16970ade8cd8SKonstantin Porotchkin } else if (pcie_width == PCIE_LNK_X4) { 16980ade8cd8SKonstantin Porotchkin data = (COMPHY_LANE0 << 16990ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_0_PORT_OFFSET) | 17000ade8cd8SKonstantin Porotchkin (COMPHY_LANE1 << 17010ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_1_PORT_OFFSET) | 17020ade8cd8SKonstantin Porotchkin (COMPHY_LANE2 << 17030ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_2_PORT_OFFSET) | 17040ade8cd8SKonstantin Porotchkin (COMPHY_LANE3 << 17050ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_3_PORT_OFFSET); 17060ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_3_PORT_MASK; 17070ade8cd8SKonstantin Porotchkin } 17080ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 17090ade8cd8SKonstantin Porotchkin data, mask); 17100ade8cd8SKonstantin Porotchkin } 17110ade8cd8SKonstantin Porotchkin 17120ade8cd8SKonstantin Porotchkin debug("stage: Check PLL\n"); 17130ade8cd8SKonstantin Porotchkin /* Read lane status */ 17140ade8cd8SKonstantin Porotchkin for (i = start_lane; i < end_lane; i++) { 17150ade8cd8SKonstantin Porotchkin addr = HPIPE_ADDR( 17160ade8cd8SKonstantin Porotchkin COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), i) + 17170ade8cd8SKonstantin Porotchkin HPIPE_LANE_STATUS1_REG; 17180ade8cd8SKonstantin Porotchkin data = HPIPE_LANE_STATUS1_PCLK_EN_MASK; 17190ade8cd8SKonstantin Porotchkin mask = data; 17200ade8cd8SKonstantin Porotchkin ret = polling_with_timeout(addr, data, mask, 17210ade8cd8SKonstantin Porotchkin PLL_LOCK_TIMEOUT, 17220ade8cd8SKonstantin Porotchkin REG_32BIT); 17230ade8cd8SKonstantin Porotchkin if (ret) 17240ade8cd8SKonstantin Porotchkin ERROR("Failed to lock PCIE PLL\n"); 17250ade8cd8SKonstantin Porotchkin } 17260ade8cd8SKonstantin Porotchkin } 17270ade8cd8SKonstantin Porotchkin 17280ade8cd8SKonstantin Porotchkin debug_exit(); 17290ade8cd8SKonstantin Porotchkin 17300ade8cd8SKonstantin Porotchkin return ret; 17310ade8cd8SKonstantin Porotchkin } 17320ade8cd8SKonstantin Porotchkin 17330ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_rxaui_power_on(uint64_t comphy_base, 17340ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 17350ade8cd8SKonstantin Porotchkin { 17360ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr, addr; 17370ade8cd8SKonstantin Porotchkin uint32_t mask, data; 17380ade8cd8SKonstantin Porotchkin int ret = 0; 17390ade8cd8SKonstantin Porotchkin 17400ade8cd8SKonstantin Porotchkin debug_enter(); 17410ade8cd8SKonstantin Porotchkin 17420ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 17430ade8cd8SKonstantin Porotchkin comphy_index); 17440ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 17450ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 17460ade8cd8SKonstantin Porotchkin comphy_index); 17470ade8cd8SKonstantin Porotchkin 17480ade8cd8SKonstantin Porotchkin /* configure phy selector for RXAUI */ 17490ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, comphy_index, 17500ade8cd8SKonstantin Porotchkin comphy_mode); 17510ade8cd8SKonstantin Porotchkin 17520ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 17530ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 17540ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 17550ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 17560ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 17570ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 17580ade8cd8SKonstantin Porotchkin 17590ade8cd8SKonstantin Porotchkin if (comphy_index == 2) { 17600ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 17610ade8cd8SKonstantin Porotchkin 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET, 17620ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_RXAUI0_MASK); 17630ade8cd8SKonstantin Porotchkin } 17640ade8cd8SKonstantin Porotchkin if (comphy_index == 4) { 17650ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 17660ade8cd8SKonstantin Porotchkin 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET, 17670ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_RXAUI1_MASK); 17680ade8cd8SKonstantin Porotchkin } 17690ade8cd8SKonstantin Porotchkin 17700ade8cd8SKonstantin Porotchkin /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ 17710ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 17720ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 17730ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; 17740ade8cd8SKonstantin Porotchkin data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 17750ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; 17760ade8cd8SKonstantin Porotchkin data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 17770ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 17780ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 17790ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 17800ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 17810ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; 17820ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; 17830ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK; 17840ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET; 17850ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 17860ade8cd8SKonstantin Porotchkin 17870ade8cd8SKonstantin Porotchkin /* release from hard reset */ 17880ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 17890ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 17900ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 17910ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 17920ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 17930ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 17940ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 17950ade8cd8SKonstantin Porotchkin 17960ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 17970ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 17980ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 17990ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 18000ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 18010ade8cd8SKonstantin Porotchkin 18020ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 18030ade8cd8SKonstantin Porotchkin mdelay(1); 18040ade8cd8SKonstantin Porotchkin 18050ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 18060ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 18070ade8cd8SKonstantin Porotchkin /* set reference clock */ 18080ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, 18090ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, 18100ade8cd8SKonstantin Porotchkin HPIPE_MISC_REFCLK_SEL_MASK); 18110ade8cd8SKonstantin Porotchkin /* Power and PLL Control */ 18120ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 18130ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 18140ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 18150ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 18160ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 18170ade8cd8SKonstantin Porotchkin /* Loopback register */ 18180ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, 18190ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK); 18200ade8cd8SKonstantin Porotchkin /* rx control 1 */ 18210ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; 18220ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; 18230ade8cd8SKonstantin Porotchkin mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; 18240ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; 18250ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); 18260ade8cd8SKonstantin Porotchkin /* DTL Control */ 18270ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, 18280ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET, 18290ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK); 18300ade8cd8SKonstantin Porotchkin 18310ade8cd8SKonstantin Porotchkin /* Set analog parameters from ETP(HW) */ 18320ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 18330ade8cd8SKonstantin Porotchkin /* SERDES External Configuration 2 */ 18340ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, 18350ade8cd8SKonstantin Porotchkin 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET, 18360ade8cd8SKonstantin Porotchkin SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK); 18370ade8cd8SKonstantin Porotchkin /* 0x7-DFE Resolution control */ 18380ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET, 18390ade8cd8SKonstantin Porotchkin HPIPE_DFE_RES_FORCE_MASK); 18400ade8cd8SKonstantin Porotchkin /* 0xd-G1_Setting_0 */ 18410ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, 18420ade8cd8SKonstantin Porotchkin 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET, 18430ade8cd8SKonstantin Porotchkin HPIPE_G1_SET_0_G1_TX_EMPH1_MASK); 18440ade8cd8SKonstantin Porotchkin /* 0xE-G1_Setting_1 */ 18450ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 18460ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 18473c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 18483c0024ccSGrzegorz Jaszczyk data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 18490ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK; 18500ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET; 18510ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); 18520ade8cd8SKonstantin Porotchkin /* 0xA-DFE_Reg3 */ 18530ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; 18540ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; 18550ade8cd8SKonstantin Porotchkin mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; 18560ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; 18570ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); 18580ade8cd8SKonstantin Porotchkin 18590ade8cd8SKonstantin Porotchkin /* 0x111-G1_Setting_4 */ 18600ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 18610ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 18620ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 18630ade8cd8SKonstantin Porotchkin 18640ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); 18650ade8cd8SKonstantin Porotchkin /* SERDES External Configuration */ 18660ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 18670ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 18680ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 18690ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 18700ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 18710ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 18720ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 18730ade8cd8SKonstantin Porotchkin 18740ade8cd8SKonstantin Porotchkin 18750ade8cd8SKonstantin Porotchkin /* check PLL rx & tx ready */ 18760ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 18770ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | 18780ade8cd8SKonstantin Porotchkin SD_EXTERNAL_STATUS0_PLL_TX_MASK; 18790ade8cd8SKonstantin Porotchkin mask = data; 18800ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 15000, REG_32BIT); 18810ade8cd8SKonstantin Porotchkin if (data != 0) { 18820ade8cd8SKonstantin Porotchkin debug("Read from reg = %lx - value = 0x%x\n", 18830ade8cd8SKonstantin Porotchkin sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); 18840ade8cd8SKonstantin Porotchkin ERROR("SD_EXTERNAL_STATUS0_PLL_RX is %d, -\"-_PLL_TX is %d\n", 18850ade8cd8SKonstantin Porotchkin (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK), 18860ade8cd8SKonstantin Porotchkin (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK)); 18870ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 18880ade8cd8SKonstantin Porotchkin } 18890ade8cd8SKonstantin Porotchkin 18900ade8cd8SKonstantin Porotchkin /* RX init */ 18910ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, 18920ade8cd8SKonstantin Porotchkin 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET, 18930ade8cd8SKonstantin Porotchkin SD_EXTERNAL_CONFIG1_RX_INIT_MASK); 18940ade8cd8SKonstantin Porotchkin 18950ade8cd8SKonstantin Porotchkin /* check that RX init done */ 18960ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 18970ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; 18980ade8cd8SKonstantin Porotchkin mask = data; 18990ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 100, REG_32BIT); 19000ade8cd8SKonstantin Porotchkin if (data != 0) { 19010ade8cd8SKonstantin Porotchkin debug("Read from reg = %lx - value = 0x%x\n", 19020ade8cd8SKonstantin Porotchkin sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); 19030ade8cd8SKonstantin Porotchkin ERROR("SD_EXTERNAL_STATUS0_RX_INIT is 0\n"); 19040ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 19050ade8cd8SKonstantin Porotchkin } 19060ade8cd8SKonstantin Porotchkin 19070ade8cd8SKonstantin Porotchkin debug("stage: RF Reset\n"); 19080ade8cd8SKonstantin Porotchkin /* RF Reset */ 19090ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 19100ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 19110ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 19120ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 19130ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 19140ade8cd8SKonstantin Porotchkin 19150ade8cd8SKonstantin Porotchkin debug_exit(); 19160ade8cd8SKonstantin Porotchkin 19170ade8cd8SKonstantin Porotchkin return ret; 19180ade8cd8SKonstantin Porotchkin } 19190ade8cd8SKonstantin Porotchkin 19200ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_usb3_power_on(uint64_t comphy_base, 19210ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 19220ade8cd8SKonstantin Porotchkin { 19230ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, comphy_addr, addr; 19240ade8cd8SKonstantin Porotchkin uint32_t mask, data; 1925*ff9cfdc0SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr, phy_polarity_invert; 19260ade8cd8SKonstantin Porotchkin int ret = 0; 19270ade8cd8SKonstantin Porotchkin 19280ade8cd8SKonstantin Porotchkin debug_enter(); 19290ade8cd8SKonstantin Porotchkin 19300ade8cd8SKonstantin Porotchkin /* Configure PIPE selector for USB3 */ 19310ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_pipe_selector(comphy_base, comphy_index, 19320ade8cd8SKonstantin Porotchkin comphy_mode); 19330ade8cd8SKonstantin Porotchkin 1934*ff9cfdc0SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 1935*ff9cfdc0SGrzegorz Jaszczyk 1936*ff9cfdc0SGrzegorz Jaszczyk const struct usb_params *usb_static_values = 1937*ff9cfdc0SGrzegorz Jaszczyk &usb_static_values_tab[ap_nr][cp_nr][comphy_index]; 1938*ff9cfdc0SGrzegorz Jaszczyk 1939*ff9cfdc0SGrzegorz Jaszczyk phy_polarity_invert = usb_static_values->polarity_invert; 1940*ff9cfdc0SGrzegorz Jaszczyk 19410ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 19420ade8cd8SKonstantin Porotchkin comphy_index); 19430ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 19440ade8cd8SKonstantin Porotchkin 19450ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 19460ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 19470ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 19480ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 19490ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 19500ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 19510ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 19520ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 19530ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 19540ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 19550ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_PHY_MODE_MASK; 19560ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_PHY_MODE_OFFSET; 19570ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 19580ade8cd8SKonstantin Porotchkin 19590ade8cd8SKonstantin Porotchkin /* release from hard reset */ 19600ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 19610ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 19620ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 19630ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 19640ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 19650ade8cd8SKonstantin Porotchkin 19660ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 19670ade8cd8SKonstantin Porotchkin mdelay(1); 19680ade8cd8SKonstantin Porotchkin 19690ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 19700ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 19710ade8cd8SKonstantin Porotchkin /* Set PIPE soft reset */ 19720ade8cd8SKonstantin Porotchkin mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK; 19730ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET; 19740ade8cd8SKonstantin Porotchkin /* Set PHY datapath width mode for V0 */ 19750ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK; 19760ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET; 19770ade8cd8SKonstantin Porotchkin /* Set Data bus width USB mode for V0 */ 19780ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK; 19790ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET; 19800ade8cd8SKonstantin Porotchkin /* Set CORE_CLK output frequency for 250Mhz */ 19810ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK; 19820ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET; 19830ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask); 19840ade8cd8SKonstantin Porotchkin /* Set PLL ready delay for 0x2 */ 19850ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, 19860ade8cd8SKonstantin Porotchkin 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET, 19870ade8cd8SKonstantin Porotchkin HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK); 19880ade8cd8SKonstantin Porotchkin /* Set reference clock to come from group 1 - 25Mhz */ 19890ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, 19900ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, 19910ade8cd8SKonstantin Porotchkin HPIPE_MISC_REFCLK_SEL_MASK); 19920ade8cd8SKonstantin Porotchkin /* Set reference frequcency select - 0x2 */ 19930ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 19940ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 19950ade8cd8SKonstantin Porotchkin /* Set PHY mode to USB - 0x5 */ 19960ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 19970ade8cd8SKonstantin Porotchkin data |= 0x5 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 19980ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 19990ade8cd8SKonstantin Porotchkin /* Set the amount of time spent in the LoZ state - set for 0x7 */ 20000ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL, 20010ade8cd8SKonstantin Porotchkin 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET, 20020ade8cd8SKonstantin Porotchkin HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK); 20030ade8cd8SKonstantin Porotchkin /* Set max PHY generation setting - 5Gbps */ 20040ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_INTERFACE_REG, 20050ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_INTERFACE_GEN_MAX_OFFSET, 20060ade8cd8SKonstantin Porotchkin HPIPE_INTERFACE_GEN_MAX_MASK); 20070ade8cd8SKonstantin Porotchkin /* Set select data width 20Bit (SEL_BITS[2:0]) */ 20080ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, 20090ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, 20100ade8cd8SKonstantin Porotchkin HPIPE_LOOPBACK_SEL_MASK); 20110ade8cd8SKonstantin Porotchkin /* select de-emphasize 3.5db */ 20120ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_CONFIG0_REG, 20130ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET, 20140ade8cd8SKonstantin Porotchkin HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK); 20150ade8cd8SKonstantin Porotchkin /* override tx margining from the MAC */ 20160ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TST_MODE_CTRL_REG, 20170ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET, 20180ade8cd8SKonstantin Porotchkin HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK); 20190ade8cd8SKonstantin Porotchkin 2020*ff9cfdc0SGrzegorz Jaszczyk /* The polarity inversion for USB was not tested due to lack of hw 2021*ff9cfdc0SGrzegorz Jaszczyk * design which requires it. Support is added for customer needs. 2022*ff9cfdc0SGrzegorz Jaszczyk */ 2023*ff9cfdc0SGrzegorz Jaszczyk if (phy_polarity_invert) 2024*ff9cfdc0SGrzegorz Jaszczyk mvebu_cp110_polarity_invert(hpipe_addr + HPIPE_SYNC_PATTERN_REG, 2025*ff9cfdc0SGrzegorz Jaszczyk phy_polarity_invert); 2026*ff9cfdc0SGrzegorz Jaszczyk 20270ade8cd8SKonstantin Porotchkin /* Start analog parameters from ETP(HW) */ 20280ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 20290ade8cd8SKonstantin Porotchkin /* Set Pin DFE_PAT_DIS -> Bit[1]: PIN_DFE_PAT_DIS = 0x0 */ 20300ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_CFG4_DFE_CTRL_MASK; 20310ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET; 20320ade8cd8SKonstantin Porotchkin /* Set Override PHY DFE control pins for 0x1 */ 20330ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG4_DFE_OVER_MASK; 20340ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET; 20350ade8cd8SKonstantin Porotchkin /* Set Spread Spectrum Clock Enable fot 0x1 */ 20360ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG4_SSC_CTRL_MASK; 20370ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET; 20380ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask); 20390ade8cd8SKonstantin Porotchkin /* Confifure SSC amplitude */ 20400ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_TX_SSC_AMP_MASK; 20410ade8cd8SKonstantin Porotchkin data = 0x1f << HPIPE_G2_TX_SSC_AMP_OFFSET; 20420ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_2_REG, data, mask); 20430ade8cd8SKonstantin Porotchkin /* End of analog parameters */ 20440ade8cd8SKonstantin Porotchkin 20450ade8cd8SKonstantin Porotchkin debug("stage: Comphy power up\n"); 20460ade8cd8SKonstantin Porotchkin /* Release from PIPE soft reset */ 20470ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, 20480ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET, 20490ade8cd8SKonstantin Porotchkin HPIPE_RST_CLK_CTRL_PIPE_RST_MASK); 20500ade8cd8SKonstantin Porotchkin 20510ade8cd8SKonstantin Porotchkin /* wait 15ms - for comphy calibration done */ 20520ade8cd8SKonstantin Porotchkin debug("stage: Check PLL\n"); 20530ade8cd8SKonstantin Porotchkin /* Read lane status */ 20540ade8cd8SKonstantin Porotchkin addr = hpipe_addr + HPIPE_LANE_STATUS1_REG; 20550ade8cd8SKonstantin Porotchkin data = HPIPE_LANE_STATUS1_PCLK_EN_MASK; 20560ade8cd8SKonstantin Porotchkin mask = data; 20570ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 15000, REG_32BIT); 20580ade8cd8SKonstantin Porotchkin if (data != 0) { 20590ade8cd8SKonstantin Porotchkin debug("Read from reg = %lx - value = 0x%x\n", 20600ade8cd8SKonstantin Porotchkin hpipe_addr + HPIPE_LANE_STATUS1_REG, data); 20610ade8cd8SKonstantin Porotchkin ERROR("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n"); 20620ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 20630ade8cd8SKonstantin Porotchkin } 20640ade8cd8SKonstantin Porotchkin 20650ade8cd8SKonstantin Porotchkin debug_exit(); 20660ade8cd8SKonstantin Porotchkin 20670ade8cd8SKonstantin Porotchkin return ret; 20680ade8cd8SKonstantin Porotchkin } 20690ade8cd8SKonstantin Porotchkin 20708e8ec8cfSGrzegorz Jaszczyk static void rx_pre_train(uint64_t comphy_base, uint8_t comphy_index) 20718e8ec8cfSGrzegorz Jaszczyk { 20728e8ec8cfSGrzegorz Jaszczyk uintptr_t hpipe_addr; 20738e8ec8cfSGrzegorz Jaszczyk uint32_t mask, data; 20748e8ec8cfSGrzegorz Jaszczyk 20758e8ec8cfSGrzegorz Jaszczyk hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 20768e8ec8cfSGrzegorz Jaszczyk comphy_index); 20778e8ec8cfSGrzegorz Jaszczyk 20788e8ec8cfSGrzegorz Jaszczyk debug("rx_training preparation\n\n"); 20798e8ec8cfSGrzegorz Jaszczyk 20808e8ec8cfSGrzegorz Jaszczyk mask = HPIPE_TRX0_GAIN_TRAIN_WITH_C_MASK; 20818e8ec8cfSGrzegorz Jaszczyk data = (0x1 << HPIPE_TRX0_GAIN_TRAIN_WITH_C_OFF); 20828e8ec8cfSGrzegorz Jaszczyk mask |= HPIPE_TRX0_GAIN_TRAIN_WITH_SAMPLER_MASK; 20838e8ec8cfSGrzegorz Jaszczyk data |= (0x0 << HPIPE_TRX0_GAIN_TRAIN_WITH_SAMPLER_OFF); 20848e8ec8cfSGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX0_REG, data, mask); 20858e8ec8cfSGrzegorz Jaszczyk 20868e8ec8cfSGrzegorz Jaszczyk 20878e8ec8cfSGrzegorz Jaszczyk mask = HPIPE_TRX_REG2_SUMF_BOOST_TARGET_C_MASK; 20888e8ec8cfSGrzegorz Jaszczyk data = (0x1e << HPIPE_TRX_REG2_SUMF_BOOST_TARGET_C_OFF); 20898e8ec8cfSGrzegorz Jaszczyk mask |= HPIPE_TRX_REG2_SUMF_BOOST_TARGET_K_MASK; 20908e8ec8cfSGrzegorz Jaszczyk data |= (0x0 << HPIPE_TRX_REG2_SUMF_BOOST_TARGET_K_OFF); 20918e8ec8cfSGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX_REG2, data, mask); 20928e8ec8cfSGrzegorz Jaszczyk 20938e8ec8cfSGrzegorz Jaszczyk mask = HPIPE_TRX_REG1_MIN_BOOST_MODE_MASK; 20948e8ec8cfSGrzegorz Jaszczyk data = (0x1 << HPIPE_TRX_REG1_MIN_BOOST_MODE_OFF); 20958e8ec8cfSGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX_REG1, data, mask); 20968e8ec8cfSGrzegorz Jaszczyk 20978e8ec8cfSGrzegorz Jaszczyk mask = HPIPE_CRD2_CRD_MIDPOINT_SMALL_THRES_K_MASK; 20988e8ec8cfSGrzegorz Jaszczyk data = (0x8 << HPIPE_CRD2_CRD_MIDPOINT_SMALL_THRES_K_OFF); 20998e8ec8cfSGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_CDR_CONTROL1_REG, data, mask); 21008e8ec8cfSGrzegorz Jaszczyk 21018e8ec8cfSGrzegorz Jaszczyk mask = HPIPE_CRD2_CRD_MIDPOINT_LARGE_THRES_K_MASK; 21028e8ec8cfSGrzegorz Jaszczyk data = (0x8 << HPIPE_CRD2_CRD_MIDPOINT_LARGE_THRES_K_OFF); 21038e8ec8cfSGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_CDR_CONTROL2_REG, data, mask); 21048e8ec8cfSGrzegorz Jaszczyk 21058e8ec8cfSGrzegorz Jaszczyk mask = HPIPE_CRD_MIDPOINT_PHASE_OS_MASK; 21068e8ec8cfSGrzegorz Jaszczyk data = (0x0 << HPIPE_CRD_MIDPOINT_PHASE_OS_OFFSET); 21078e8ec8cfSGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_CDR_CONTROL_REG, data, mask); 21088e8ec8cfSGrzegorz Jaszczyk 21098e8ec8cfSGrzegorz Jaszczyk mask = HPIPE_TRX_REG1_SUMFTAP_EN_MASK; 21108e8ec8cfSGrzegorz Jaszczyk data = (0x38 << HPIPE_TRX_REG1_SUMFTAP_EN_OFF); 21118e8ec8cfSGrzegorz Jaszczyk mask |= HPIPE_TRX_REG2_SUMF_BOOST_TARGET_C_MASK; 21128e8ec8cfSGrzegorz Jaszczyk data |= (0x1e << HPIPE_TRX_REG2_SUMF_BOOST_TARGET_C_OFF); 21138e8ec8cfSGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX_REG1, data, mask); 21148e8ec8cfSGrzegorz Jaszczyk } 21158e8ec8cfSGrzegorz Jaszczyk 211642a29337SGrzegorz Jaszczyk int mvebu_cp110_comphy_xfi_rx_training(uint64_t comphy_base, 211742a29337SGrzegorz Jaszczyk uint8_t comphy_index) 21180ade8cd8SKonstantin Porotchkin { 21190ade8cd8SKonstantin Porotchkin uint32_t mask, data, timeout; 212042a29337SGrzegorz Jaszczyk uint32_t g1_ffe_cap_sel, g1_ffe_res_sel, align90, g1_dfe_res; 21218e8ec8cfSGrzegorz Jaszczyk uintptr_t hpipe_addr; 21220ade8cd8SKonstantin Porotchkin 212342a29337SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 212442a29337SGrzegorz Jaszczyk 212542a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 212642a29337SGrzegorz Jaszczyk 21270ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 21280ade8cd8SKonstantin Porotchkin comphy_index); 21290ade8cd8SKonstantin Porotchkin 213042a29337SGrzegorz Jaszczyk debug_enter(); 213142a29337SGrzegorz Jaszczyk 21328e8ec8cfSGrzegorz Jaszczyk rx_pre_train(comphy_base, comphy_index); 213342a29337SGrzegorz Jaszczyk 213442a29337SGrzegorz Jaszczyk debug("Preparation for rx_training\n\n"); 213542a29337SGrzegorz Jaszczyk 213642a29337SGrzegorz Jaszczyk /* Use the FFE table */ 213742a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 213842a29337SGrzegorz Jaszczyk data = 0 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 213942a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 214042a29337SGrzegorz Jaszczyk 214142a29337SGrzegorz Jaszczyk /* Use auto-calibration value */ 214242a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_RXCLKALIGN_90_EXT_EN_MASK; 214342a29337SGrzegorz Jaszczyk data = 0 << HPIPE_CAL_RXCLKALIGN_90_EXT_EN_OFFSET; 214442a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 214542a29337SGrzegorz Jaszczyk data, mask); 214642a29337SGrzegorz Jaszczyk 214742a29337SGrzegorz Jaszczyk /* Use Tx/Rx training results */ 214842a29337SGrzegorz Jaszczyk mask = HPIPE_DFE_RES_FORCE_MASK; 214942a29337SGrzegorz Jaszczyk data = 0 << HPIPE_DFE_RES_FORCE_OFFSET; 215042a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 215142a29337SGrzegorz Jaszczyk 21528e8ec8cfSGrzegorz Jaszczyk debug("Enable RX training\n\n"); 21530ade8cd8SKonstantin Porotchkin 215442a29337SGrzegorz Jaszczyk mask = HPIPE_TRX_RX_TRAIN_EN_MASK; 215542a29337SGrzegorz Jaszczyk data = 0x1 << HPIPE_TRX_RX_TRAIN_EN_OFFSET; 215642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX_TRAIN_CTRL_0_REG, data, mask); 21570ade8cd8SKonstantin Porotchkin 21580ade8cd8SKonstantin Porotchkin /* Check the result of RX training */ 21590ade8cd8SKonstantin Porotchkin timeout = RX_TRAINING_TIMEOUT; 216042a29337SGrzegorz Jaszczyk mask = HPIPE_INTERRUPT_TRX_TRAIN_DONE_OFFSET | 216142a29337SGrzegorz Jaszczyk HPIPE_INTERRUPT_DFE_DONE_INT_OFFSET | 216242a29337SGrzegorz Jaszczyk HPIPE_INTERRUPT_RX_TRAIN_COMPLETE_INT_MASK; 21630ade8cd8SKonstantin Porotchkin while (timeout) { 216442a29337SGrzegorz Jaszczyk data = mmio_read_32(hpipe_addr + HPIPE_INTERRUPT_1_REGISTER); 216542a29337SGrzegorz Jaszczyk if (data & mask) 21660ade8cd8SKonstantin Porotchkin break; 21670ade8cd8SKonstantin Porotchkin mdelay(1); 21680ade8cd8SKonstantin Porotchkin timeout--; 21690ade8cd8SKonstantin Porotchkin } 21700ade8cd8SKonstantin Porotchkin 217142a29337SGrzegorz Jaszczyk debug("RX training result: interrupt reg 0x%lx = 0x%x\n\n", 217242a29337SGrzegorz Jaszczyk hpipe_addr + HPIPE_INTERRUPT_1_REGISTER, data); 217342a29337SGrzegorz Jaszczyk 217442a29337SGrzegorz Jaszczyk if (timeout == 0 || data & HPIPE_TRX_TRAIN_TIME_OUT_INT_MASK) { 217542a29337SGrzegorz Jaszczyk ERROR("Rx training timeout...\n"); 21760ade8cd8SKonstantin Porotchkin return -ETIMEDOUT; 21770ade8cd8SKonstantin Porotchkin } 21780ade8cd8SKonstantin Porotchkin 217942a29337SGrzegorz Jaszczyk if (data & HPIPE_TRX_TRAIN_FAILED_MASK) { 218042a29337SGrzegorz Jaszczyk ERROR("Rx training failed...\n"); 218142a29337SGrzegorz Jaszczyk return -EINVAL; 218242a29337SGrzegorz Jaszczyk } 218342a29337SGrzegorz Jaszczyk 218442a29337SGrzegorz Jaszczyk mask = HPIPE_TRX_RX_TRAIN_EN_MASK; 218542a29337SGrzegorz Jaszczyk data = 0x0 << HPIPE_TRX_RX_TRAIN_EN_OFFSET; 218642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX_TRAIN_CTRL_0_REG, data, mask); 218742a29337SGrzegorz Jaszczyk 218842a29337SGrzegorz Jaszczyk debug("Training done, reading results...\n\n"); 218942a29337SGrzegorz Jaszczyk 219042a29337SGrzegorz Jaszczyk mask = HPIPE_ADAPTED_FFE_ADAPTED_FFE_RES_MASK; 219142a29337SGrzegorz Jaszczyk g1_ffe_res_sel = ((mmio_read_32(hpipe_addr + 219242a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG) 219342a29337SGrzegorz Jaszczyk & mask) >> HPIPE_ADAPTED_FFE_ADAPTED_FFE_RES_OFFSET); 219442a29337SGrzegorz Jaszczyk 219542a29337SGrzegorz Jaszczyk mask = HPIPE_ADAPTED_FFE_ADAPTED_FFE_CAP_MASK; 219642a29337SGrzegorz Jaszczyk g1_ffe_cap_sel = ((mmio_read_32(hpipe_addr + 219742a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG) 219842a29337SGrzegorz Jaszczyk & mask) >> HPIPE_ADAPTED_FFE_ADAPTED_FFE_CAP_OFFSET); 219942a29337SGrzegorz Jaszczyk 220042a29337SGrzegorz Jaszczyk mask = HPIPE_DATA_PHASE_ADAPTED_OS_PH_MASK; 220142a29337SGrzegorz Jaszczyk align90 = ((mmio_read_32(hpipe_addr + HPIPE_DATA_PHASE_OFF_CTRL_REG) 220242a29337SGrzegorz Jaszczyk & mask) >> HPIPE_DATA_PHASE_ADAPTED_OS_PH_OFFSET); 220342a29337SGrzegorz Jaszczyk 220442a29337SGrzegorz Jaszczyk mask = HPIPE_ADAPTED_DFE_RES_MASK; 220542a29337SGrzegorz Jaszczyk g1_dfe_res = ((mmio_read_32(hpipe_addr + 220642a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_DFE_COEFFICIENT_1_REG) 220742a29337SGrzegorz Jaszczyk & mask) >> HPIPE_ADAPTED_DFE_RES_OFFSET); 220842a29337SGrzegorz Jaszczyk 220942a29337SGrzegorz Jaszczyk debug("================================================\n"); 221042a29337SGrzegorz Jaszczyk debug("Switching to static configuration:\n"); 221142a29337SGrzegorz Jaszczyk debug("FFE_RES = 0x%x FFE_CAP = 0x%x align90 = 0x%x g1_dfe_res 0x%x\n", 221242a29337SGrzegorz Jaszczyk g1_ffe_res_sel, g1_ffe_cap_sel, align90, g1_dfe_res); 221342a29337SGrzegorz Jaszczyk debug("Result after training: 0x%lx= 0x%x, 0x%lx= 0x%x, 0x%lx = 0x%x\n", 221442a29337SGrzegorz Jaszczyk (hpipe_addr + HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG), 221542a29337SGrzegorz Jaszczyk mmio_read_32(hpipe_addr + 221642a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG), 221742a29337SGrzegorz Jaszczyk (hpipe_addr + HPIPE_DATA_PHASE_OFF_CTRL_REG), 221842a29337SGrzegorz Jaszczyk mmio_read_32(hpipe_addr + HPIPE_DATA_PHASE_OFF_CTRL_REG), 221942a29337SGrzegorz Jaszczyk (hpipe_addr + HPIPE_ADAPTED_DFE_COEFFICIENT_1_REG), 222042a29337SGrzegorz Jaszczyk mmio_read_32(hpipe_addr + HPIPE_ADAPTED_DFE_COEFFICIENT_1_REG)); 222142a29337SGrzegorz Jaszczyk debug("================================================\n"); 222242a29337SGrzegorz Jaszczyk 222342a29337SGrzegorz Jaszczyk /* Update FFE_RES */ 222442a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 222542a29337SGrzegorz Jaszczyk data = g1_ffe_res_sel << HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 222642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 222742a29337SGrzegorz Jaszczyk 222842a29337SGrzegorz Jaszczyk /* Update FFE_CAP */ 222942a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 223042a29337SGrzegorz Jaszczyk data = g1_ffe_cap_sel << HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 223142a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 223242a29337SGrzegorz Jaszczyk 223342a29337SGrzegorz Jaszczyk /* Bypass the FFE table settings and use the FFE settings directly from 223442a29337SGrzegorz Jaszczyk * registers FFE_RES_SEL and FFE_CAP_SEL 22350ade8cd8SKonstantin Porotchkin */ 223642a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 223742a29337SGrzegorz Jaszczyk data = 1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 223842a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 22390ade8cd8SKonstantin Porotchkin 224042a29337SGrzegorz Jaszczyk /* Force DFE resolution (use gen table value) */ 22410ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 22428e8ec8cfSGrzegorz Jaszczyk data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; 22430ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 22440ade8cd8SKonstantin Porotchkin 224542a29337SGrzegorz Jaszczyk /* 0x111-G1 DFE_Setting_4 */ 224642a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 224742a29337SGrzegorz Jaszczyk data = g1_dfe_res << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 224842a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 22490ade8cd8SKonstantin Porotchkin 225042a29337SGrzegorz Jaszczyk printf("########################################################\n"); 225142a29337SGrzegorz Jaszczyk printf("# To use trained values update the ATF sources:\n"); 2252a2847172SGrzegorz Jaszczyk printf("# plat/marvell/armada/a8k/<board_type>/board/phy-porting-layer.h "); 225342a29337SGrzegorz Jaszczyk printf("file\n# with new values as below (for appropriate AP nr %d", 225442a29337SGrzegorz Jaszczyk ap_nr); 225542a29337SGrzegorz Jaszczyk printf("and CP nr: %d comphy_index %d\n\n", 225642a29337SGrzegorz Jaszczyk cp_nr, comphy_index); 225742a29337SGrzegorz Jaszczyk printf("static struct xfi_params xfi_static_values_tab[AP_NUM]"); 225842a29337SGrzegorz Jaszczyk printf("[CP_NUM][MAX_LANE_NR] = {\n"); 225942a29337SGrzegorz Jaszczyk printf("\t...\n"); 226042a29337SGrzegorz Jaszczyk printf("\t.g1_ffe_res_sel = 0x%x,\n", g1_ffe_res_sel); 226142a29337SGrzegorz Jaszczyk printf("\t.g1_ffe_cap_sel = 0x%x,\n", g1_ffe_cap_sel); 226242a29337SGrzegorz Jaszczyk printf("\t.align90 = 0x%x,\n", align90); 226342a29337SGrzegorz Jaszczyk printf("\t.g1_dfe_res = 0x%x\n", g1_dfe_res); 226442a29337SGrzegorz Jaszczyk printf("\t...\n"); 226542a29337SGrzegorz Jaszczyk printf("};\n\n"); 226642a29337SGrzegorz Jaszczyk printf("########################################################\n"); 226742a29337SGrzegorz Jaszczyk 226842a29337SGrzegorz Jaszczyk rx_trainng_done[ap_nr][cp_nr][comphy_index] = 1; 226942a29337SGrzegorz Jaszczyk 227042a29337SGrzegorz Jaszczyk return 0; 22710ade8cd8SKonstantin Porotchkin } 22720ade8cd8SKonstantin Porotchkin 22730ade8cd8SKonstantin Porotchkin /* During AP the proper mode is auto-negotiated and the mac, pcs and serdes 22740ade8cd8SKonstantin Porotchkin * configuration are done by the firmware loaded to the MG's CM3 for appropriate 22750ade8cd8SKonstantin Porotchkin * negotiated mode. Therefore there is no need to configure the mac, pcs and 22760ade8cd8SKonstantin Porotchkin * serdes from u-boot. The only thing that need to be setup is powering up 22770ade8cd8SKonstantin Porotchkin * the comphy, which is done through Common PHY<n> Configuration 1 Register 22780ade8cd8SKonstantin Porotchkin * (CP0: 0xF2441000, CP1: 0xF4441000). This step can't be done by MG's CM3, 22790ade8cd8SKonstantin Porotchkin * since it doesn't have an access to this register-set (but it has access to 22800ade8cd8SKonstantin Porotchkin * the network registers like: MG, AP, MAC, PCS, Serdes etc.) 22810ade8cd8SKonstantin Porotchkin */ 22820ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_ap_power_on(uint64_t comphy_base, 2283050eb19cSGrzegorz Jaszczyk uint8_t comphy_index, 2284050eb19cSGrzegorz Jaszczyk uint32_t comphy_mode) 22850ade8cd8SKonstantin Porotchkin { 22860ade8cd8SKonstantin Porotchkin uint32_t mask, data; 22875a9e46e6SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 22880ade8cd8SKonstantin Porotchkin uintptr_t comphy_addr = comphy_addr = 22890ade8cd8SKonstantin Porotchkin COMPHY_ADDR(comphy_base, comphy_index); 22900ade8cd8SKonstantin Porotchkin 2291050eb19cSGrzegorz Jaszczyk /* configure phy selector for XFI/SFI */ 2292050eb19cSGrzegorz Jaszczyk mvebu_cp110_comphy_set_phy_selector(comphy_base, comphy_index, 2293050eb19cSGrzegorz Jaszczyk comphy_mode); 22940ade8cd8SKonstantin Porotchkin debug_enter(); 22950ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 22960ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 22970ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 22980ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 22990ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 23000ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 23010ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 23020ade8cd8SKonstantin Porotchkin debug_exit(); 23030ade8cd8SKonstantin Porotchkin 23045a9e46e6SGrzegorz Jaszczyk /* Start AP Firmware */ 23055a9e46e6SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 23062cae4a85SGrzegorz Jaszczyk mg_start_ap_fw(cp_nr, comphy_index); 23075a9e46e6SGrzegorz Jaszczyk 23080ade8cd8SKonstantin Porotchkin return 0; 23090ade8cd8SKonstantin Porotchkin } 23100ade8cd8SKonstantin Porotchkin 23110ade8cd8SKonstantin Porotchkin /* 23120ade8cd8SKonstantin Porotchkin * This function allows to reset the digital synchronizers between 23130ade8cd8SKonstantin Porotchkin * the MAC and the PHY, it is required when the MAC changes its state. 23140ade8cd8SKonstantin Porotchkin */ 23150ade8cd8SKonstantin Porotchkin int mvebu_cp110_comphy_digital_reset(uint64_t comphy_base, 23160ade8cd8SKonstantin Porotchkin uint8_t comphy_index, 23170ade8cd8SKonstantin Porotchkin uint32_t comphy_mode, uint32_t command) 23180ade8cd8SKonstantin Porotchkin { 23190ade8cd8SKonstantin Porotchkin int mode = COMPHY_GET_MODE(comphy_mode); 23200ade8cd8SKonstantin Porotchkin uintptr_t sd_ip_addr; 23210ade8cd8SKonstantin Porotchkin uint32_t mask, data; 23220ade8cd8SKonstantin Porotchkin 23230ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 23240ade8cd8SKonstantin Porotchkin comphy_index); 23250ade8cd8SKonstantin Porotchkin 23260ade8cd8SKonstantin Porotchkin switch (mode) { 23270ade8cd8SKonstantin Porotchkin case (COMPHY_SGMII_MODE): 23280ade8cd8SKonstantin Porotchkin case (COMPHY_HS_SGMII_MODE): 23290ade8cd8SKonstantin Porotchkin case (COMPHY_XFI_MODE): 23300ade8cd8SKonstantin Porotchkin case (COMPHY_SFI_MODE): 23310ade8cd8SKonstantin Porotchkin case (COMPHY_RXAUI_MODE): 23320ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 23330ade8cd8SKonstantin Porotchkin data = ((command == COMPHY_COMMAND_DIGITAL_PWR_OFF) ? 23340ade8cd8SKonstantin Porotchkin 0x0 : 0x1) << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 23350ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 23360ade8cd8SKonstantin Porotchkin break; 23370ade8cd8SKonstantin Porotchkin default: 23380ade8cd8SKonstantin Porotchkin ERROR("comphy%d: Digital PWR ON/OFF is not supported\n", 23390ade8cd8SKonstantin Porotchkin comphy_index); 23400ade8cd8SKonstantin Porotchkin return -EINVAL; 23410ade8cd8SKonstantin Porotchkin } 23420ade8cd8SKonstantin Porotchkin 23430ade8cd8SKonstantin Porotchkin return 0; 23440ade8cd8SKonstantin Porotchkin } 23450ade8cd8SKonstantin Porotchkin 2346f858e989SGrzegorz Jaszczyk int mvebu_cp110_comphy_power_on(uint64_t comphy_base, uint8_t comphy_index, 23470ade8cd8SKonstantin Porotchkin uint64_t comphy_mode) 23480ade8cd8SKonstantin Porotchkin { 23490ade8cd8SKonstantin Porotchkin int mode = COMPHY_GET_MODE(comphy_mode); 23500ade8cd8SKonstantin Porotchkin int err = 0; 23510ade8cd8SKonstantin Porotchkin 23520ade8cd8SKonstantin Porotchkin debug_enter(); 23530ade8cd8SKonstantin Porotchkin 23540ade8cd8SKonstantin Porotchkin switch (mode) { 23550ade8cd8SKonstantin Porotchkin case(COMPHY_SATA_MODE): 23560ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_sata_power_on(comphy_base, 23570ade8cd8SKonstantin Porotchkin comphy_index, 23580ade8cd8SKonstantin Porotchkin comphy_mode); 23590ade8cd8SKonstantin Porotchkin break; 23600ade8cd8SKonstantin Porotchkin case(COMPHY_SGMII_MODE): 23610ade8cd8SKonstantin Porotchkin case(COMPHY_HS_SGMII_MODE): 23620ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_sgmii_power_on(comphy_base, 23630ade8cd8SKonstantin Porotchkin comphy_index, 23640ade8cd8SKonstantin Porotchkin comphy_mode); 23650ade8cd8SKonstantin Porotchkin break; 23660ade8cd8SKonstantin Porotchkin /* From comphy perspective, XFI and SFI are the same */ 23670ade8cd8SKonstantin Porotchkin case (COMPHY_XFI_MODE): 23680ade8cd8SKonstantin Porotchkin case (COMPHY_SFI_MODE): 23690ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_xfi_power_on(comphy_base, 23700ade8cd8SKonstantin Porotchkin comphy_index, 23710ade8cd8SKonstantin Porotchkin comphy_mode); 23720ade8cd8SKonstantin Porotchkin break; 23730ade8cd8SKonstantin Porotchkin case (COMPHY_PCIE_MODE): 23740ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_pcie_power_on(comphy_base, 23750ade8cd8SKonstantin Porotchkin comphy_index, 23760ade8cd8SKonstantin Porotchkin comphy_mode); 23770ade8cd8SKonstantin Porotchkin break; 23780ade8cd8SKonstantin Porotchkin case (COMPHY_RXAUI_MODE): 23790ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_rxaui_power_on(comphy_base, 23800ade8cd8SKonstantin Porotchkin comphy_index, 23810ade8cd8SKonstantin Porotchkin comphy_mode); 238242a29337SGrzegorz Jaszczyk break; 23830ade8cd8SKonstantin Porotchkin case (COMPHY_USB3H_MODE): 23840ade8cd8SKonstantin Porotchkin case (COMPHY_USB3D_MODE): 23850ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_usb3_power_on(comphy_base, 23860ade8cd8SKonstantin Porotchkin comphy_index, 23870ade8cd8SKonstantin Porotchkin comphy_mode); 23880ade8cd8SKonstantin Porotchkin break; 23890ade8cd8SKonstantin Porotchkin case (COMPHY_AP_MODE): 2390050eb19cSGrzegorz Jaszczyk err = mvebu_cp110_comphy_ap_power_on(comphy_base, comphy_index, 2391050eb19cSGrzegorz Jaszczyk comphy_mode); 23920ade8cd8SKonstantin Porotchkin break; 23930ade8cd8SKonstantin Porotchkin default: 2394f858e989SGrzegorz Jaszczyk ERROR("comphy%d: unsupported comphy mode\n", comphy_index); 23950ade8cd8SKonstantin Porotchkin err = -EINVAL; 23960ade8cd8SKonstantin Porotchkin break; 23970ade8cd8SKonstantin Porotchkin } 23980ade8cd8SKonstantin Porotchkin 23990ade8cd8SKonstantin Porotchkin debug_exit(); 24000ade8cd8SKonstantin Porotchkin 24010ade8cd8SKonstantin Porotchkin return err; 24020ade8cd8SKonstantin Porotchkin } 24030ade8cd8SKonstantin Porotchkin 240455df84f9SIgal Liberman int mvebu_cp110_comphy_power_off(uint64_t comphy_base, uint8_t comphy_index, 240555df84f9SIgal Liberman uint64_t comphy_mode) 24060ade8cd8SKonstantin Porotchkin { 24070ade8cd8SKonstantin Porotchkin uintptr_t sd_ip_addr, comphy_ip_addr; 24080ade8cd8SKonstantin Porotchkin uint32_t mask, data; 240942a29337SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 241055df84f9SIgal Liberman _Bool called_from_uboot = COMPHY_GET_CALLER(comphy_mode); 24110ade8cd8SKonstantin Porotchkin 24120ade8cd8SKonstantin Porotchkin debug_enter(); 24130ade8cd8SKonstantin Porotchkin 241455df84f9SIgal Liberman /* Power-off might happen because of 2 things: 241555df84f9SIgal Liberman * 1. Bootloader turns off unconnected lanes 241655df84f9SIgal Liberman * 2. Linux turns off all lanes during boot 241755df84f9SIgal Liberman * (and then reconfigure it). 241855df84f9SIgal Liberman * 241955df84f9SIgal Liberman * For PCIe, there's a problem: 242055df84f9SIgal Liberman * In Armada 8K DB boards, PCIe initialization can be executed 242155df84f9SIgal Liberman * only once (PCIe reset performed during chip power on and 242255df84f9SIgal Liberman * it cannot be executed via GPIO later) so a lane configured to 242355df84f9SIgal Liberman * PCIe should not be powered off by Linux. 242455df84f9SIgal Liberman * 242555df84f9SIgal Liberman * So, check 2 things: 242655df84f9SIgal Liberman * 1. Is Linux called for power-off? 242755df84f9SIgal Liberman * 2. Is the comphy configured to PCIe? 242855df84f9SIgal Liberman * If the answer is YES for both 1 and 2, skip the power-off. 242955df84f9SIgal Liberman * 243055df84f9SIgal Liberman * TODO: In MacciatoBIN, PCIe reset is connected via GPIO, 243155df84f9SIgal Liberman * so after GPIO reset is added to Linux Kernel, it can be 243255df84f9SIgal Liberman * powered-off. 243355df84f9SIgal Liberman */ 243455df84f9SIgal Liberman if (!called_from_uboot) { 243555df84f9SIgal Liberman data = mmio_read_32(comphy_base + 243655df84f9SIgal Liberman COMMON_SELECTOR_PIPE_REG_OFFSET); 243755df84f9SIgal Liberman data >>= (COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index); 243855df84f9SIgal Liberman data &= COMMON_SELECTOR_COMPHY_MASK; 243955df84f9SIgal Liberman if (data == COMMON_SELECTOR_PIPE_COMPHY_PCIE) 244055df84f9SIgal Liberman return 0; 244155df84f9SIgal Liberman } 244255df84f9SIgal Liberman 244342a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 244442a29337SGrzegorz Jaszczyk 244542a29337SGrzegorz Jaszczyk if (rx_trainng_done[ap_nr][cp_nr][comphy_index]) { 244642a29337SGrzegorz Jaszczyk debug("Skip %s for comphy[%d][%d][%d], due to rx training\n", 244742a29337SGrzegorz Jaszczyk __func__, ap_nr, cp_nr, comphy_index); 244842a29337SGrzegorz Jaszczyk return 0; 244942a29337SGrzegorz Jaszczyk } 245042a29337SGrzegorz Jaszczyk 24510ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 24520ade8cd8SKonstantin Porotchkin comphy_index); 24530ade8cd8SKonstantin Porotchkin comphy_ip_addr = COMPHY_ADDR(comphy_base, comphy_index); 24540ade8cd8SKonstantin Porotchkin 24550ade8cd8SKonstantin Porotchkin /* Hard reset the comphy, for Ethernet modes and Sata */ 24560ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 24570ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 24580ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 24590ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 24600ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 24610ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 24620ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 24630ade8cd8SKonstantin Porotchkin 24640ade8cd8SKonstantin Porotchkin /* PCIe reset */ 24650ade8cd8SKonstantin Porotchkin spin_lock(&cp110_mac_reset_lock); 24660ade8cd8SKonstantin Porotchkin 24670ade8cd8SKonstantin Porotchkin /* The mvebu_cp110_comphy_power_off will be called only from Linux (to 24680ade8cd8SKonstantin Porotchkin * override settings done by bootloader) and it will be relevant only 24690ade8cd8SKonstantin Porotchkin * to PCIe (called before check if to skip pcie power off or not). 24700ade8cd8SKonstantin Porotchkin */ 24710ade8cd8SKonstantin Porotchkin data = mmio_read_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 24720ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG); 24730ade8cd8SKonstantin Porotchkin switch (comphy_index) { 24740ade8cd8SKonstantin Porotchkin case COMPHY_LANE0: 24750ade8cd8SKonstantin Porotchkin data &= ~PCIE_MAC_RESET_MASK_PORT0; 24760ade8cd8SKonstantin Porotchkin break; 24770ade8cd8SKonstantin Porotchkin case COMPHY_LANE4: 24780ade8cd8SKonstantin Porotchkin data &= ~PCIE_MAC_RESET_MASK_PORT1; 24790ade8cd8SKonstantin Porotchkin break; 24800ade8cd8SKonstantin Porotchkin case COMPHY_LANE5: 24810ade8cd8SKonstantin Porotchkin data &= ~PCIE_MAC_RESET_MASK_PORT2; 24820ade8cd8SKonstantin Porotchkin break; 24830ade8cd8SKonstantin Porotchkin } 24840ade8cd8SKonstantin Porotchkin 24850ade8cd8SKonstantin Porotchkin mmio_write_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 24860ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG, data); 24870ade8cd8SKonstantin Porotchkin spin_unlock(&cp110_mac_reset_lock); 24880ade8cd8SKonstantin Porotchkin 24890ade8cd8SKonstantin Porotchkin /* Hard reset the comphy, for PCIe and usb3 */ 24900ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 24910ade8cd8SKonstantin Porotchkin data = 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 24920ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 24930ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 24940ade8cd8SKonstantin Porotchkin reg_set(comphy_ip_addr + COMMON_PHY_CFG1_REG, data, mask); 24950ade8cd8SKonstantin Porotchkin 24960ade8cd8SKonstantin Porotchkin /* Clear comphy PHY and PIPE selector, can't rely on previous config. */ 24970ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_phy_selector(comphy_base, comphy_index); 24980ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_pipe_selector(comphy_base, comphy_index); 24990ade8cd8SKonstantin Porotchkin 25000ade8cd8SKonstantin Porotchkin debug_exit(); 25010ade8cd8SKonstantin Porotchkin 25020ade8cd8SKonstantin Porotchkin return 0; 25030ade8cd8SKonstantin Porotchkin } 2504