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 <debug.h> 110ade8cd8SKonstantin Porotchkin #include <delay_timer.h> 120ade8cd8SKonstantin Porotchkin #include <errno.h> 130ade8cd8SKonstantin Porotchkin #include <mmio.h> 140ade8cd8SKonstantin Porotchkin #include <mvebu_def.h> 150ade8cd8SKonstantin Porotchkin #include <spinlock.h> 160ade8cd8SKonstantin Porotchkin #include "mvebu.h" 170ade8cd8SKonstantin Porotchkin #include "comphy-cp110.h" 1842a29337SGrzegorz Jaszczyk #include "phy-comphy-cp110.h" 1942a29337SGrzegorz Jaszczyk #include "phy-comphy-common.h" 200ade8cd8SKonstantin Porotchkin 2142a29337SGrzegorz Jaszczyk #if __has_include("phy-porting-layer.h") 2242a29337SGrzegorz Jaszczyk #include "phy-porting-layer.h" 230ade8cd8SKonstantin Porotchkin #else 2442a29337SGrzegorz Jaszczyk #include "phy-default-porting-layer.h" 250ade8cd8SKonstantin Porotchkin #endif 260ade8cd8SKonstantin Porotchkin 270ade8cd8SKonstantin Porotchkin /* COMPHY speed macro */ 280ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_1_25G 0 /* SGMII 1G */ 290ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_2_5G 1 300ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_3_125G 2 /* SGMII 2.5G */ 310ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_5G 3 320ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_5_15625G 4 /* XFI 5G */ 330ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_6G 5 340ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_10_3125G 6 /* XFI 10G */ 350ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_MAX 0x3F 360ade8cd8SKonstantin Porotchkin /* The default speed for IO with fixed known speed */ 370ade8cd8SKonstantin Porotchkin #define COMPHY_SPEED_DEFAULT COMPHY_SPEED_MAX 380ade8cd8SKonstantin Porotchkin 390ade8cd8SKonstantin Porotchkin /* Commands for comphy driver */ 400ade8cd8SKonstantin Porotchkin #define COMPHY_COMMAND_DIGITAL_PWR_OFF 0x00000001 410ade8cd8SKonstantin Porotchkin #define COMPHY_COMMAND_DIGITAL_PWR_ON 0x00000002 420ade8cd8SKonstantin Porotchkin 430ade8cd8SKonstantin Porotchkin #define COMPHY_PIPE_FROM_COMPHY_ADDR(x) ((x & ~0xffffff) + 0x120000) 440ade8cd8SKonstantin Porotchkin 450ade8cd8SKonstantin Porotchkin /* System controller registers */ 460ade8cd8SKonstantin Porotchkin #define PCIE_MAC_RESET_MASK_PORT0 BIT(13) 470ade8cd8SKonstantin Porotchkin #define PCIE_MAC_RESET_MASK_PORT1 BIT(11) 480ade8cd8SKonstantin Porotchkin #define PCIE_MAC_RESET_MASK_PORT2 BIT(12) 490ade8cd8SKonstantin Porotchkin #define SYS_CTRL_UINIT_SOFT_RESET_REG 0x268 500ade8cd8SKonstantin Porotchkin #define SYS_CTRL_FROM_COMPHY_ADDR(x) ((x & ~0xffffff) + 0x440000) 510ade8cd8SKonstantin Porotchkin 520ade8cd8SKonstantin Porotchkin /* DFX register spaces */ 530ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE0_CLOCK_CONFIG_CP1_OFFSET (0) 540ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE0_CLOCK_CONFIG_CP1_MASK (0x1 << \ 550ade8cd8SKonstantin Porotchkin SAR_RST_PCIE0_CLOCK_CONFIG_CP1_OFFSET) 560ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE1_CLOCK_CONFIG_CP1_OFFSET (1) 570ade8cd8SKonstantin Porotchkin #define SAR_RST_PCIE1_CLOCK_CONFIG_CP1_MASK (0x1 << \ 580ade8cd8SKonstantin Porotchkin SAR_RST_PCIE1_CLOCK_CONFIG_CP1_OFFSET) 590ade8cd8SKonstantin Porotchkin #define SAR_STATUS_0_REG 200 600ade8cd8SKonstantin Porotchkin #define DFX_FROM_COMPHY_ADDR(x) ((x & ~0xffffff) + DFX_BASE) 610ade8cd8SKonstantin Porotchkin 620ade8cd8SKonstantin Porotchkin /* The same Units Soft Reset Config register are accessed in all PCIe ports 630ade8cd8SKonstantin Porotchkin * initialization, so a spin lock is defined in case when more than 1 CPUs 640ade8cd8SKonstantin Porotchkin * resets PCIe MAC and need to access the register in the same time. The spin 650ade8cd8SKonstantin Porotchkin * lock is shared by all CP110 units. 660ade8cd8SKonstantin Porotchkin */ 670ade8cd8SKonstantin Porotchkin spinlock_t cp110_mac_reset_lock; 680ade8cd8SKonstantin Porotchkin 690ade8cd8SKonstantin Porotchkin /* These values come from the PCI Express Spec */ 700ade8cd8SKonstantin Porotchkin enum pcie_link_width { 710ade8cd8SKonstantin Porotchkin PCIE_LNK_WIDTH_RESRV = 0x00, 720ade8cd8SKonstantin Porotchkin PCIE_LNK_X1 = 0x01, 730ade8cd8SKonstantin Porotchkin PCIE_LNK_X2 = 0x02, 740ade8cd8SKonstantin Porotchkin PCIE_LNK_X4 = 0x04, 750ade8cd8SKonstantin Porotchkin PCIE_LNK_X8 = 0x08, 760ade8cd8SKonstantin Porotchkin PCIE_LNK_X12 = 0x0C, 770ade8cd8SKonstantin Porotchkin PCIE_LNK_X16 = 0x10, 780ade8cd8SKonstantin Porotchkin PCIE_LNK_X32 = 0x20, 790ade8cd8SKonstantin Porotchkin PCIE_LNK_WIDTH_UNKNOWN = 0xFF, 800ade8cd8SKonstantin Porotchkin }; 810ade8cd8SKonstantin Porotchkin 8242a29337SGrzegorz Jaszczyk _Bool rx_trainng_done[AP_NUM][CP_NUM][MAX_LANE_NR] = {0}; 8342a29337SGrzegorz Jaszczyk 8442a29337SGrzegorz Jaszczyk static void mvebu_cp110_get_ap_and_cp_nr(uint8_t *ap_nr, uint8_t *cp_nr, 8542a29337SGrzegorz Jaszczyk uint64_t comphy_base) 860ade8cd8SKonstantin Porotchkin { 8742a29337SGrzegorz Jaszczyk #if (AP_NUM == 1) 8842a29337SGrzegorz Jaszczyk *ap_nr = 0; 8942a29337SGrzegorz Jaszczyk #else 9042a29337SGrzegorz Jaszczyk *ap_nr = (((comphy_base & ~0xffffff) - MVEBU_AP_IO_BASE(0)) / 9142a29337SGrzegorz Jaszczyk AP_IO_OFFSET); 9242a29337SGrzegorz Jaszczyk #endif 930ade8cd8SKonstantin Porotchkin 9442a29337SGrzegorz Jaszczyk *cp_nr = (((comphy_base & ~0xffffff) - MVEBU_AP_IO_BASE(*ap_nr)) / 9542a29337SGrzegorz Jaszczyk MVEBU_CP_OFFSET); 960ade8cd8SKonstantin Porotchkin 9742a29337SGrzegorz Jaszczyk debug("cp_base 0x%llx, ap_io_base 0x%lx, cp_offset 0x%lx\n", 9842a29337SGrzegorz Jaszczyk comphy_base, (unsigned long)MVEBU_AP_IO_BASE(*ap_nr), 9942a29337SGrzegorz Jaszczyk (unsigned long)MVEBU_CP_OFFSET); 1000ade8cd8SKonstantin Porotchkin } 1010ade8cd8SKonstantin Porotchkin 1020ade8cd8SKonstantin Porotchkin /* Clear PIPE selector - avoid collision with previous configuration */ 1030ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_clr_pipe_selector(uint64_t comphy_base, 1040ade8cd8SKonstantin Porotchkin uint8_t comphy_index) 1050ade8cd8SKonstantin Porotchkin { 1060ade8cd8SKonstantin Porotchkin uint32_t reg, mask, field; 1070ade8cd8SKonstantin Porotchkin uint32_t comphy_offset = 1080ade8cd8SKonstantin Porotchkin COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 1090ade8cd8SKonstantin Porotchkin 1100ade8cd8SKonstantin Porotchkin mask = COMMON_SELECTOR_COMPHY_MASK << comphy_offset; 1110ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET); 1120ade8cd8SKonstantin Porotchkin field = reg & mask; 1130ade8cd8SKonstantin Porotchkin 1140ade8cd8SKonstantin Porotchkin if (field) { 1150ade8cd8SKonstantin Porotchkin reg &= ~mask; 1160ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET, 1170ade8cd8SKonstantin Porotchkin reg); 1180ade8cd8SKonstantin Porotchkin } 1190ade8cd8SKonstantin Porotchkin } 1200ade8cd8SKonstantin Porotchkin 1210ade8cd8SKonstantin Porotchkin /* Clear PHY selector - avoid collision with previous configuration */ 1220ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_clr_phy_selector(uint64_t comphy_base, 1230ade8cd8SKonstantin Porotchkin uint8_t comphy_index) 1240ade8cd8SKonstantin Porotchkin { 1250ade8cd8SKonstantin Porotchkin uint32_t reg, mask, field; 1260ade8cd8SKonstantin Porotchkin uint32_t comphy_offset = 1270ade8cd8SKonstantin Porotchkin COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 1280ade8cd8SKonstantin Porotchkin 1290ade8cd8SKonstantin Porotchkin mask = COMMON_SELECTOR_COMPHY_MASK << comphy_offset; 1300ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET); 1310ade8cd8SKonstantin Porotchkin field = reg & mask; 1320ade8cd8SKonstantin Porotchkin 1330ade8cd8SKonstantin Porotchkin /* Clear comphy selector - if it was already configured. 1340ade8cd8SKonstantin Porotchkin * (might be that this comphy was configured as PCIe/USB, 1350ade8cd8SKonstantin Porotchkin * in such case, no need to clear comphy selector because PCIe/USB 1360ade8cd8SKonstantin Porotchkin * are controlled by hpipe selector). 1370ade8cd8SKonstantin Porotchkin */ 1380ade8cd8SKonstantin Porotchkin if (field) { 1390ade8cd8SKonstantin Porotchkin reg &= ~mask; 1400ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET, 1410ade8cd8SKonstantin Porotchkin reg); 1420ade8cd8SKonstantin Porotchkin } 1430ade8cd8SKonstantin Porotchkin } 1440ade8cd8SKonstantin Porotchkin 1450ade8cd8SKonstantin Porotchkin /* PHY selector configures SATA and Network modes */ 1460ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_set_phy_selector(uint64_t comphy_base, 1470ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 1480ade8cd8SKonstantin Porotchkin { 1490ade8cd8SKonstantin Porotchkin uint32_t reg, mask; 1500ade8cd8SKonstantin Porotchkin uint32_t comphy_offset = 1510ade8cd8SKonstantin Porotchkin COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 1520ade8cd8SKonstantin Porotchkin int mode; 1530ade8cd8SKonstantin Porotchkin 1540ade8cd8SKonstantin Porotchkin /* If phy selector is used the pipe selector should be marked as 1550ade8cd8SKonstantin Porotchkin * unconnected. 1560ade8cd8SKonstantin Porotchkin */ 1570ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_pipe_selector(comphy_base, comphy_index); 1580ade8cd8SKonstantin Porotchkin 1590ade8cd8SKonstantin Porotchkin /* Comphy mode (compound of the IO mode and id). Here, only the IO mode 1600ade8cd8SKonstantin Porotchkin * is required to distinguish between SATA and network modes. 1610ade8cd8SKonstantin Porotchkin */ 1620ade8cd8SKonstantin Porotchkin mode = COMPHY_GET_MODE(comphy_mode); 1630ade8cd8SKonstantin Porotchkin 1640ade8cd8SKonstantin Porotchkin mask = COMMON_SELECTOR_COMPHY_MASK << comphy_offset; 1650ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET); 1660ade8cd8SKonstantin Porotchkin reg &= ~mask; 1670ade8cd8SKonstantin Porotchkin 1680ade8cd8SKonstantin Porotchkin /* SATA port 0/1 require the same configuration */ 1690ade8cd8SKonstantin Porotchkin if (mode == COMPHY_SATA_MODE) { 1700ade8cd8SKonstantin Porotchkin /* SATA selector values is always 4 */ 1710ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHYN_SATA << comphy_offset; 1720ade8cd8SKonstantin Porotchkin } else { 1730ade8cd8SKonstantin Porotchkin switch (comphy_index) { 1740ade8cd8SKonstantin Porotchkin case(0): 1750ade8cd8SKonstantin Porotchkin case(1): 1760ade8cd8SKonstantin Porotchkin case(2): 1770ade8cd8SKonstantin Porotchkin /* For comphy 0,1, and 2: 1780ade8cd8SKonstantin Porotchkin * Network selector value is always 1. 1790ade8cd8SKonstantin Porotchkin */ 1800ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY0_1_2_NETWORK << 1810ade8cd8SKonstantin Porotchkin comphy_offset; 1820ade8cd8SKonstantin Porotchkin break; 1830ade8cd8SKonstantin Porotchkin case(3): 1840ade8cd8SKonstantin Porotchkin /* For comphy 3: 1850ade8cd8SKonstantin Porotchkin * 0x1 = RXAUI_Lane1 1860ade8cd8SKonstantin Porotchkin * 0x2 = SGMII/HS-SGMII Port1 1870ade8cd8SKonstantin Porotchkin */ 1880ade8cd8SKonstantin Porotchkin if (mode == COMPHY_RXAUI_MODE) 1890ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY3_RXAUI << 1900ade8cd8SKonstantin Porotchkin comphy_offset; 1910ade8cd8SKonstantin Porotchkin else 1920ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY3_SGMII << 1930ade8cd8SKonstantin Porotchkin comphy_offset; 1940ade8cd8SKonstantin Porotchkin break; 1950ade8cd8SKonstantin Porotchkin case(4): 1960ade8cd8SKonstantin Porotchkin /* For comphy 4: 1970ade8cd8SKonstantin Porotchkin * 0x1 = SGMII/HS-SGMII Port1, XFI1/SFI1 1980ade8cd8SKonstantin Porotchkin * 0x2 = SGMII/HS-SGMII Port0: XFI0/SFI0, RXAUI_Lane0 1990ade8cd8SKonstantin Porotchkin * 2000ade8cd8SKonstantin Porotchkin * We want to check if SGMII1/HS_SGMII1 is the 2010ade8cd8SKonstantin Porotchkin * requested mode in order to determine which value 2020ade8cd8SKonstantin Porotchkin * should be set (all other modes use the same value) 2030ade8cd8SKonstantin Porotchkin * so we need to strip the mode, and check the ID 2040ade8cd8SKonstantin Porotchkin * because we might handle SGMII0/HS_SGMII0 too. 2050ade8cd8SKonstantin Porotchkin */ 2060ade8cd8SKonstantin Porotchkin /* TODO: need to distinguish between CP110 and CP115 2070ade8cd8SKonstantin Porotchkin * as SFI1/XFI1 available only for CP115. 2080ade8cd8SKonstantin Porotchkin */ 2090ade8cd8SKonstantin Porotchkin if ((mode == COMPHY_SGMII_MODE || 2100ade8cd8SKonstantin Porotchkin mode == COMPHY_HS_SGMII_MODE || 211*0529106cSGrzegorz Jaszczyk mode == COMPHY_SFI_MODE || mode == COMPHY_XFI_MODE) 212*0529106cSGrzegorz Jaszczyk && COMPHY_GET_ID(comphy_mode) == 1) 2130ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY4_PORT1 << 2140ade8cd8SKonstantin Porotchkin comphy_offset; 2150ade8cd8SKonstantin Porotchkin else 2160ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY4_ALL_OTHERS << 2170ade8cd8SKonstantin Porotchkin comphy_offset; 2180ade8cd8SKonstantin Porotchkin break; 2190ade8cd8SKonstantin Porotchkin case(5): 2200ade8cd8SKonstantin Porotchkin /* For comphy 5: 2210ade8cd8SKonstantin Porotchkin * 0x1 = SGMII/HS-SGMII Port2 2220ade8cd8SKonstantin Porotchkin * 0x2 = RXAUI Lane1 2230ade8cd8SKonstantin Porotchkin */ 2240ade8cd8SKonstantin Porotchkin if (mode == COMPHY_RXAUI_MODE) 2250ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY5_RXAUI << 2260ade8cd8SKonstantin Porotchkin comphy_offset; 2270ade8cd8SKonstantin Porotchkin else 2280ade8cd8SKonstantin Porotchkin reg |= COMMON_SELECTOR_COMPHY5_SGMII << 2290ade8cd8SKonstantin Porotchkin comphy_offset; 2300ade8cd8SKonstantin Porotchkin break; 2310ade8cd8SKonstantin Porotchkin } 2320ade8cd8SKonstantin Porotchkin } 2330ade8cd8SKonstantin Porotchkin 2340ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PHY_REG_OFFSET, reg); 2350ade8cd8SKonstantin Porotchkin } 2360ade8cd8SKonstantin Porotchkin 2370ade8cd8SKonstantin Porotchkin /* PIPE selector configures for PCIe, USB 3.0 Host, and USB 3.0 Device mode */ 2380ade8cd8SKonstantin Porotchkin static void mvebu_cp110_comphy_set_pipe_selector(uint64_t comphy_base, 2390ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 2400ade8cd8SKonstantin Porotchkin { 2410ade8cd8SKonstantin Porotchkin uint32_t reg; 2420ade8cd8SKonstantin Porotchkin uint32_t shift = COMMON_SELECTOR_COMPHYN_FIELD_WIDTH * comphy_index; 2430ade8cd8SKonstantin Porotchkin int mode = COMPHY_GET_MODE(comphy_mode); 2440ade8cd8SKonstantin Porotchkin uint32_t mask = COMMON_SELECTOR_COMPHY_MASK << shift; 2450ade8cd8SKonstantin Porotchkin uint32_t pipe_sel = 0x0; 2460ade8cd8SKonstantin Porotchkin 2470ade8cd8SKonstantin Porotchkin /* If pipe selector is used the phy selector should be marked as 2480ade8cd8SKonstantin Porotchkin * unconnected. 2490ade8cd8SKonstantin Porotchkin */ 2500ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_phy_selector(comphy_base, comphy_index); 2510ade8cd8SKonstantin Porotchkin 2520ade8cd8SKonstantin Porotchkin reg = mmio_read_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET); 2530ade8cd8SKonstantin Porotchkin reg &= ~mask; 2540ade8cd8SKonstantin Porotchkin 2550ade8cd8SKonstantin Porotchkin switch (mode) { 2560ade8cd8SKonstantin Porotchkin case (COMPHY_PCIE_MODE): 2570ade8cd8SKonstantin Porotchkin /* For lanes support PCIE, selector value are all same */ 2580ade8cd8SKonstantin Porotchkin pipe_sel = COMMON_SELECTOR_PIPE_COMPHY_PCIE; 2590ade8cd8SKonstantin Porotchkin break; 2600ade8cd8SKonstantin Porotchkin 2610ade8cd8SKonstantin Porotchkin case (COMPHY_USB3H_MODE): 2620ade8cd8SKonstantin Porotchkin /* Only lane 1-4 support USB host, selector value is same */ 2630ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE0 || 2640ade8cd8SKonstantin Porotchkin comphy_index == COMPHY_LANE5) 2650ade8cd8SKonstantin Porotchkin ERROR("COMPHY[%d] mode[%d] is invalid\n", 2660ade8cd8SKonstantin Porotchkin comphy_index, mode); 2670ade8cd8SKonstantin Porotchkin else 2680ade8cd8SKonstantin Porotchkin pipe_sel = COMMON_SELECTOR_PIPE_COMPHY_USBH; 2690ade8cd8SKonstantin Porotchkin break; 2700ade8cd8SKonstantin Porotchkin 2710ade8cd8SKonstantin Porotchkin case (COMPHY_USB3D_MODE): 2720ade8cd8SKonstantin Porotchkin /* Lane 1 and 4 support USB device, selector value is same */ 2730ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE1 || 2740ade8cd8SKonstantin Porotchkin comphy_index == COMPHY_LANE4) 2750ade8cd8SKonstantin Porotchkin pipe_sel = COMMON_SELECTOR_PIPE_COMPHY_USBD; 2760ade8cd8SKonstantin Porotchkin else 2770ade8cd8SKonstantin Porotchkin ERROR("COMPHY[%d] mode[%d] is invalid\n", comphy_index, 2780ade8cd8SKonstantin Porotchkin mode); 2790ade8cd8SKonstantin Porotchkin break; 2800ade8cd8SKonstantin Porotchkin 2810ade8cd8SKonstantin Porotchkin default: 2820ade8cd8SKonstantin Porotchkin ERROR("COMPHY[%d] mode[%d] is invalid\n", comphy_index, mode); 2830ade8cd8SKonstantin Porotchkin break; 2840ade8cd8SKonstantin Porotchkin } 2850ade8cd8SKonstantin Porotchkin 2860ade8cd8SKonstantin Porotchkin mmio_write_32(comphy_base + COMMON_SELECTOR_PIPE_REG_OFFSET, reg | 2870ade8cd8SKonstantin Porotchkin (pipe_sel << shift)); 2880ade8cd8SKonstantin Porotchkin } 2890ade8cd8SKonstantin Porotchkin 2900ade8cd8SKonstantin Porotchkin int mvebu_cp110_comphy_is_pll_locked(uint64_t comphy_base, uint8_t comphy_index) 2910ade8cd8SKonstantin Porotchkin { 2920ade8cd8SKonstantin Porotchkin uintptr_t sd_ip_addr, addr; 2930ade8cd8SKonstantin Porotchkin uint32_t mask, data; 2940ade8cd8SKonstantin Porotchkin int ret = 0; 2950ade8cd8SKonstantin Porotchkin 2960ade8cd8SKonstantin Porotchkin debug_enter(); 2970ade8cd8SKonstantin Porotchkin 2980ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 2990ade8cd8SKonstantin Porotchkin comphy_index); 3000ade8cd8SKonstantin Porotchkin 3010ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 3020ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_PLL_TX_MASK & 3030ade8cd8SKonstantin Porotchkin SD_EXTERNAL_STATUS0_PLL_RX_MASK; 3040ade8cd8SKonstantin Porotchkin mask = data; 3050ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 3060ade8cd8SKonstantin Porotchkin PLL_LOCK_TIMEOUT, REG_32BIT); 3070ade8cd8SKonstantin Porotchkin if (data != 0) { 3080ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK) 3090ade8cd8SKonstantin Porotchkin ERROR("RX PLL is not locked\n"); 3100ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK) 3110ade8cd8SKonstantin Porotchkin ERROR("TX PLL is not locked\n"); 3120ade8cd8SKonstantin Porotchkin 3130ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 3140ade8cd8SKonstantin Porotchkin } 3150ade8cd8SKonstantin Porotchkin 3160ade8cd8SKonstantin Porotchkin debug_exit(); 3170ade8cd8SKonstantin Porotchkin 3180ade8cd8SKonstantin Porotchkin return ret; 3190ade8cd8SKonstantin Porotchkin } 3200ade8cd8SKonstantin Porotchkin 3210ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_sata_power_on(uint64_t comphy_base, 3220ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 3230ade8cd8SKonstantin Porotchkin { 3240ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr; 3250ade8cd8SKonstantin Porotchkin uint32_t mask, data; 32642a29337SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 3270ade8cd8SKonstantin Porotchkin int ret = 0; 3280ade8cd8SKonstantin Porotchkin 3290ade8cd8SKonstantin Porotchkin debug_enter(); 3300ade8cd8SKonstantin Porotchkin 33142a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 33242a29337SGrzegorz Jaszczyk 33342a29337SGrzegorz Jaszczyk const struct sata_params *sata_static_values = 33442a29337SGrzegorz Jaszczyk &sata_static_values_tab[ap_nr][cp_nr][comphy_index]; 33542a29337SGrzegorz Jaszczyk 33642a29337SGrzegorz Jaszczyk 3370ade8cd8SKonstantin Porotchkin /* configure phy selector for SATA */ 3380ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, 3390ade8cd8SKonstantin Porotchkin comphy_index, comphy_mode); 3400ade8cd8SKonstantin Porotchkin 3410ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 3420ade8cd8SKonstantin Porotchkin comphy_index); 3430ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 3440ade8cd8SKonstantin Porotchkin comphy_index); 3450ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 3460ade8cd8SKonstantin Porotchkin 3470ade8cd8SKonstantin Porotchkin debug(" add hpipe 0x%lx, sd 0x%lx, comphy 0x%lx\n", 3480ade8cd8SKonstantin Porotchkin hpipe_addr, sd_ip_addr, comphy_addr); 3490ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 3500ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 3510ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 3520ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 3530ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 3540ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 3550ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 3560ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 3570ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 3580ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 3590ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 3600ade8cd8SKonstantin Porotchkin 3610ade8cd8SKonstantin Porotchkin /* Set select data width 40Bit - SATA mode only */ 3620ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG6_REG, 3630ade8cd8SKonstantin Porotchkin 0x1 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET, 3640ade8cd8SKonstantin Porotchkin COMMON_PHY_CFG6_IF_40_SEL_MASK); 3650ade8cd8SKonstantin Porotchkin 3660ade8cd8SKonstantin Porotchkin /* release from hard reset in SD external */ 3670ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 3680ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 3690ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 3700ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 3710ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 3720ade8cd8SKonstantin Porotchkin 3730ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 3740ade8cd8SKonstantin Porotchkin mdelay(1); 3750ade8cd8SKonstantin Porotchkin 3760ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 3770ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 3780ade8cd8SKonstantin Porotchkin /* Set reference clock to comes from group 1 - choose 25Mhz */ 3790ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, 3800ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, 3810ade8cd8SKonstantin Porotchkin HPIPE_MISC_REFCLK_SEL_MASK); 3820ade8cd8SKonstantin Porotchkin /* Reference frequency select set 1 (for SATA = 25Mhz) */ 3830ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 3840ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 3850ade8cd8SKonstantin Porotchkin /* PHY mode select (set SATA = 0x0 */ 3860ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 3870ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 3880ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 3890ade8cd8SKonstantin Porotchkin /* Set max PHY generation setting - 6Gbps */ 3900ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_INTERFACE_REG, 3910ade8cd8SKonstantin Porotchkin 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET, 3920ade8cd8SKonstantin Porotchkin HPIPE_INTERFACE_GEN_MAX_MASK); 3930ade8cd8SKonstantin Porotchkin /* Set select data width 40Bit (SEL_BITS[2:0]) */ 3940ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, 3950ade8cd8SKonstantin Porotchkin 0x2 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK); 3960ade8cd8SKonstantin Porotchkin 3970ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 3980ade8cd8SKonstantin Porotchkin /* G1 settings */ 3990ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 40042a29337SGrzegorz Jaszczyk data = sata_static_values->g1_rx_selmupi << 40142a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 4023c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 40342a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_rx_selmupf << 40442a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 4050ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFI_MASK; 40642a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_rx_selmufi << 40742a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFI_OFFSET; 4080ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFF_MASK; 40942a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_rx_selmuff << 41042a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFF_OFFSET; 4110ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_MASK; 4120ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_OFFSET; 4130ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); 4140ade8cd8SKonstantin Porotchkin 4150ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 4160ade8cd8SKonstantin Porotchkin data = 0xf << HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 4170ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 4180ade8cd8SKonstantin Porotchkin data |= 0x2 << HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 4190ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 4200ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 4210ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_DEG_RES_LEVEL_MASK; 4220ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_DEG_RES_LEVEL_OFFSET; 4230ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_LOAD_RES_LEVEL_MASK; 4240ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_LOAD_RES_LEVEL_OFFSET; 4250ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 4260ade8cd8SKonstantin Porotchkin 4270ade8cd8SKonstantin Porotchkin /* G2 settings */ 4280ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_SET_1_G2_RX_SELMUPI_MASK; 42942a29337SGrzegorz Jaszczyk data = sata_static_values->g2_rx_selmupi << 43042a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUPI_OFFSET; 4313c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G2_SET_1_G2_RX_SELMUPF_MASK; 43242a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_rx_selmupf << 43342a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUPF_OFFSET; 4340ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_SELMUFI_MASK; 43542a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_rx_selmufi << 43642a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUFI_OFFSET; 4370ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_SELMUFF_MASK; 43842a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_rx_selmuff << 43942a29337SGrzegorz Jaszczyk HPIPE_G2_SET_1_G2_RX_SELMUFF_OFFSET; 4400ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_DIGCK_DIV_MASK; 4410ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G2_SET_1_G2_RX_DIGCK_DIV_OFFSET; 4420ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_1_REG, data, mask); 4430ade8cd8SKonstantin Porotchkin 4440ade8cd8SKonstantin Porotchkin /* G3 settings */ 4450ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SET_1_G3_RX_SELMUPI_MASK; 44642a29337SGrzegorz Jaszczyk data = sata_static_values->g3_rx_selmupi << 44742a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUPI_OFFSET; 4480ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUPF_MASK; 44942a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_rx_selmupf << 45042a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUPF_OFFSET; 4510ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUFI_MASK; 45242a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_rx_selmufi << 45342a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUFI_OFFSET; 4540ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUFF_MASK; 45542a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_rx_selmuff << 45642a29337SGrzegorz Jaszczyk HPIPE_G3_SET_1_G3_RX_SELMUFF_OFFSET; 4570ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_DFE_EN_MASK; 4580ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_SET_1_G3_RX_DFE_EN_OFFSET; 4590ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_DIGCK_DIV_MASK; 4600ade8cd8SKonstantin Porotchkin data |= 0x2 << HPIPE_G3_SET_1_G3_RX_DIGCK_DIV_OFFSET; 4610ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_MASK; 4620ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_OFFSET; 4630ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SET_1_REG, data, mask); 4640ade8cd8SKonstantin Porotchkin 4650ade8cd8SKonstantin Porotchkin /* DTL Control */ 4660ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_SQ_DET_EN_MASK; 4670ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_CTR_DTL_SQ_DET_EN_OFFSET; 4680ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_SQ_PLOOP_EN_MASK; 4690ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_SQ_PLOOP_EN_OFFSET; 4700ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 4710ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 4720ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_CLAMPING_SEL_MASK; 4730ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_CLAMPING_SEL_OFFSET; 4740ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_INTPCLK_DIV_FORCE_MASK; 4750ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_INTPCLK_DIV_FORCE_OFFSET; 4760ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_CLK_MODE_MASK; 4770ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_CLK_MODE_OFFSET; 4780ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_CTR_DTL_CLK_MODE_FORCE_MASK; 4790ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_PWR_CTR_DTL_CLK_MODE_FORCE_OFFSET; 4800ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 4810ade8cd8SKonstantin Porotchkin 4820ade8cd8SKonstantin Porotchkin /* Trigger sampler enable pulse */ 4830ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 4840ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_SMAPLER_OFFSET; 4850ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 4860ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 4870ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_SMAPLER_OFFSET; 4880ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 4890ade8cd8SKonstantin Porotchkin 4900ade8cd8SKonstantin Porotchkin /* VDD Calibration Control 3 */ 4910ade8cd8SKonstantin Porotchkin mask = HPIPE_EXT_SELLV_RXSAMPL_MASK; 4920ade8cd8SKonstantin Porotchkin data = 0x10 << HPIPE_EXT_SELLV_RXSAMPL_OFFSET; 4930ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_CTRL_REG, data, mask); 4940ade8cd8SKonstantin Porotchkin 4950ade8cd8SKonstantin Porotchkin /* DFE Resolution Control */ 4960ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 4970ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; 4980ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 4990ade8cd8SKonstantin Porotchkin 5000ade8cd8SKonstantin Porotchkin /* DFE F3-F5 Coefficient Control */ 5010ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; 5020ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; 5030ade8cd8SKonstantin Porotchkin mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; 5040ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; 5050ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); 5060ade8cd8SKonstantin Porotchkin 5070ade8cd8SKonstantin Porotchkin /* G3 Setting 3 */ 5080ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_FFE_CAP_SEL_MASK; 50942a29337SGrzegorz Jaszczyk data = sata_static_values->g3_ffe_cap_sel << 51042a29337SGrzegorz Jaszczyk HPIPE_G3_FFE_CAP_SEL_OFFSET; 5110ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_RES_SEL_MASK; 51242a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_ffe_res_sel << 51342a29337SGrzegorz Jaszczyk HPIPE_G3_FFE_RES_SEL_OFFSET; 5140ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_SETTING_FORCE_MASK; 5150ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_FFE_SETTING_FORCE_OFFSET; 5160ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_DEG_RES_LEVEL_MASK; 5170ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET; 5180ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK; 5190ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET; 5200ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_3_REG, data, mask); 5210ade8cd8SKonstantin Porotchkin 5220ade8cd8SKonstantin Porotchkin /* G3 Setting 4 */ 5230ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_DFE_RES_MASK; 52442a29337SGrzegorz Jaszczyk data = sata_static_values->g3_dfe_res << HPIPE_G3_DFE_RES_OFFSET; 5250ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_4_REG, data, mask); 5260ade8cd8SKonstantin Porotchkin 5270ade8cd8SKonstantin Porotchkin /* Offset Phase Control */ 5280ade8cd8SKonstantin Porotchkin mask = HPIPE_OS_PH_OFFSET_MASK; 52942a29337SGrzegorz Jaszczyk data = sata_static_values->align90 << HPIPE_OS_PH_OFFSET_OFFSET; 5300ade8cd8SKonstantin Porotchkin mask |= HPIPE_OS_PH_OFFSET_FORCE_MASK; 5310ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_OS_PH_OFFSET_FORCE_OFFSET; 5320ade8cd8SKonstantin Porotchkin mask |= HPIPE_OS_PH_VALID_MASK; 5330ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_OS_PH_VALID_OFFSET; 5340ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHASE_CONTROL_REG, data, mask); 5350ade8cd8SKonstantin Porotchkin mask = HPIPE_OS_PH_VALID_MASK; 5360ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_OS_PH_VALID_OFFSET; 5370ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHASE_CONTROL_REG, data, mask); 5380ade8cd8SKonstantin Porotchkin mask = HPIPE_OS_PH_VALID_MASK; 5390ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_OS_PH_VALID_OFFSET; 5400ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHASE_CONTROL_REG, data, mask); 5410ade8cd8SKonstantin Porotchkin 5420ade8cd8SKonstantin Porotchkin /* Set G1 TX amplitude and TX post emphasis value */ 5430ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_0_G1_TX_AMP_MASK; 54442a29337SGrzegorz Jaszczyk data = sata_static_values->g1_amp << HPIPE_G1_SET_0_G1_TX_AMP_OFFSET; 5450ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_AMP_ADJ_MASK; 54642a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_tx_amp_adj << 54742a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_AMP_ADJ_OFFSET; 5480ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_MASK; 54942a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_emph << 55042a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET; 5510ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_EN_MASK; 55242a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_emph_en << 55342a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_EN_OFFSET; 5540ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, data, mask); 5550ade8cd8SKonstantin Porotchkin 55642a29337SGrzegorz Jaszczyk /* Set G1 emph */ 55742a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SET_2_G1_TX_EMPH0_EN_MASK; 55842a29337SGrzegorz Jaszczyk data = sata_static_values->g1_tx_emph_en << 55942a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_EN_OFFSET; 56042a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SET_2_G1_TX_EMPH0_MASK; 56142a29337SGrzegorz Jaszczyk data |= sata_static_values->g1_tx_emph << 56242a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET; 56342a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SET_2_REG, data, mask); 56442a29337SGrzegorz Jaszczyk 5650ade8cd8SKonstantin Porotchkin /* Set G2 TX amplitude and TX post emphasis value */ 5660ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_SET_0_G2_TX_AMP_MASK; 56742a29337SGrzegorz Jaszczyk data = sata_static_values->g2_amp << HPIPE_G2_SET_0_G2_TX_AMP_OFFSET; 5680ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_0_G2_TX_AMP_ADJ_MASK; 56942a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_tx_amp_adj << 57042a29337SGrzegorz Jaszczyk HPIPE_G2_SET_0_G2_TX_AMP_ADJ_OFFSET; 5710ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_0_G2_TX_EMPH1_MASK; 57242a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_emph << 57342a29337SGrzegorz Jaszczyk HPIPE_G2_SET_0_G2_TX_EMPH1_OFFSET; 5740ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_0_G2_TX_EMPH1_EN_MASK; 57542a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_emph_en << 57642a29337SGrzegorz Jaszczyk HPIPE_G2_SET_0_G2_TX_EMPH1_EN_OFFSET; 5770ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_0_REG, data, mask); 5780ade8cd8SKonstantin Porotchkin 57942a29337SGrzegorz Jaszczyk /* Set G2 emph */ 58042a29337SGrzegorz Jaszczyk mask = HPIPE_G2_SET_2_G2_TX_EMPH0_EN_MASK; 58142a29337SGrzegorz Jaszczyk data = sata_static_values->g2_tx_emph_en << 58242a29337SGrzegorz Jaszczyk HPIPE_G2_SET_2_G2_TX_EMPH0_EN_OFFSET; 58342a29337SGrzegorz Jaszczyk mask |= HPIPE_G2_SET_2_G2_TX_EMPH0_MASK; 58442a29337SGrzegorz Jaszczyk data |= sata_static_values->g2_tx_emph << 58542a29337SGrzegorz Jaszczyk HPIPE_G2_SET_2_G2_TX_EMPH0_OFFSET; 58642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G2_SET_2_REG, data, mask); 58742a29337SGrzegorz Jaszczyk 5880ade8cd8SKonstantin Porotchkin /* Set G3 TX amplitude and TX post emphasis value */ 5890ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SET_0_G3_TX_AMP_MASK; 59042a29337SGrzegorz Jaszczyk data = sata_static_values->g3_amp << HPIPE_G3_SET_0_G3_TX_AMP_OFFSET; 5910ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_AMP_ADJ_MASK; 59242a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_tx_amp_adj << 59342a29337SGrzegorz Jaszczyk HPIPE_G3_SET_0_G3_TX_AMP_ADJ_OFFSET; 5940ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_EMPH1_MASK; 59542a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_emph << 59642a29337SGrzegorz Jaszczyk HPIPE_G3_SET_0_G3_TX_EMPH1_OFFSET; 5970ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_EMPH1_EN_MASK; 59842a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_emph_en << 59942a29337SGrzegorz Jaszczyk HPIPE_G3_SET_0_G3_TX_EMPH1_EN_OFFSET; 6000ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_SLEW_RATE_SEL_MASK; 6010ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_G3_SET_0_G3_TX_SLEW_RATE_SEL_OFFSET; 6020ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_0_G3_TX_SLEW_CTRL_EN_MASK; 6030ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G3_SET_0_G3_TX_SLEW_CTRL_EN_OFFSET; 6040ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SET_0_REG, data, mask); 6050ade8cd8SKonstantin Porotchkin 60642a29337SGrzegorz Jaszczyk /* Set G3 emph */ 60742a29337SGrzegorz Jaszczyk mask = HPIPE_G3_SET_2_G3_TX_EMPH0_EN_MASK; 60842a29337SGrzegorz Jaszczyk data = sata_static_values->g3_tx_emph_en << 60942a29337SGrzegorz Jaszczyk HPIPE_G3_SET_2_G3_TX_EMPH0_EN_OFFSET; 61042a29337SGrzegorz Jaszczyk mask |= HPIPE_G3_SET_2_G3_TX_EMPH0_MASK; 61142a29337SGrzegorz Jaszczyk data |= sata_static_values->g3_tx_emph << 61242a29337SGrzegorz Jaszczyk HPIPE_G3_SET_2_G3_TX_EMPH0_OFFSET; 61342a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G3_SET_2_REG, data, mask); 61442a29337SGrzegorz Jaszczyk 6150ade8cd8SKonstantin Porotchkin /* SERDES External Configuration 2 register */ 6160ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG2_SSC_ENABLE_MASK; 6170ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG2_SSC_ENABLE_OFFSET; 6180ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, data, mask); 6190ade8cd8SKonstantin Porotchkin 6200ade8cd8SKonstantin Porotchkin /* DFE reset sequence */ 6210ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6220ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_PWR_CTR_RST_DFE_OFFSET, 6230ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_RST_DFE_MASK); 6240ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6250ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_PWR_CTR_RST_DFE_OFFSET, 6260ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_RST_DFE_MASK); 6270ade8cd8SKonstantin Porotchkin /* SW reset for interrupt logic */ 6280ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6290ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_PWR_CTR_SFT_RST_OFFSET, 6300ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_SFT_RST_MASK); 6310ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_REG, 6320ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_PWR_CTR_SFT_RST_OFFSET, 6330ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_SFT_RST_MASK); 6340ade8cd8SKonstantin Porotchkin 6350ade8cd8SKonstantin Porotchkin debug_exit(); 6360ade8cd8SKonstantin Porotchkin 6370ade8cd8SKonstantin Porotchkin return ret; 6380ade8cd8SKonstantin Porotchkin } 6390ade8cd8SKonstantin Porotchkin 6400ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_sgmii_power_on(uint64_t comphy_base, 6410ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 6420ade8cd8SKonstantin Porotchkin { 6430ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr, addr; 6440ade8cd8SKonstantin Porotchkin uint32_t mask, data, sgmii_speed = COMPHY_GET_SPEED(comphy_mode); 6450ade8cd8SKonstantin Porotchkin int ret = 0; 6460ade8cd8SKonstantin Porotchkin 6470ade8cd8SKonstantin Porotchkin debug_enter(); 6480ade8cd8SKonstantin Porotchkin 6490ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 6500ade8cd8SKonstantin Porotchkin comphy_index); 6510ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 6520ade8cd8SKonstantin Porotchkin comphy_index); 6530ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 6540ade8cd8SKonstantin Porotchkin 6550ade8cd8SKonstantin Porotchkin /* configure phy selector for SGMII */ 6560ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, comphy_index, 6570ade8cd8SKonstantin Porotchkin comphy_mode); 6580ade8cd8SKonstantin Porotchkin 6590ade8cd8SKonstantin Porotchkin /* Confiugre the lane */ 6600ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 6610ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 6620ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 6630ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 6640ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 6650ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 6660ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 6670ade8cd8SKonstantin Porotchkin 6680ade8cd8SKonstantin Porotchkin /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ 6690ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 6700ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 6710ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; 6720ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; 6730ade8cd8SKonstantin Porotchkin 6740ade8cd8SKonstantin Porotchkin if (sgmii_speed == COMPHY_SPEED_1_25G) { 6750ade8cd8SKonstantin Porotchkin /* SGMII 1G, SerDes speed 1.25G */ 6760ade8cd8SKonstantin Porotchkin data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 6770ade8cd8SKonstantin Porotchkin data |= 0x6 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 6780ade8cd8SKonstantin Porotchkin } else if (sgmii_speed == COMPHY_SPEED_3_125G) { 6790ade8cd8SKonstantin Porotchkin /* HS SGMII (2.5G), SerDes speed 3.125G */ 6800ade8cd8SKonstantin Porotchkin data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 6810ade8cd8SKonstantin Porotchkin data |= 0x8 << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 6820ade8cd8SKonstantin Porotchkin } else { 6830ade8cd8SKonstantin Porotchkin /* Other rates are not supported */ 6840ade8cd8SKonstantin Porotchkin ERROR("unsupported SGMII speed on comphy%d\n", comphy_index); 6850ade8cd8SKonstantin Porotchkin return -EINVAL; 6860ade8cd8SKonstantin Porotchkin } 6870ade8cd8SKonstantin Porotchkin 6880ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 6890ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 6900ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 6910ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 6920ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; 6930ade8cd8SKonstantin Porotchkin data |= 1 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; 6940ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 6950ade8cd8SKonstantin Porotchkin 6960ade8cd8SKonstantin Porotchkin /* Set hard reset */ 6970ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 6980ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 6990ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 7000ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 7010ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 7020ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 7030ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 7040ade8cd8SKonstantin Porotchkin 7050ade8cd8SKonstantin Porotchkin /* Release hard reset */ 7060ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 7070ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 7080ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 7090ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 7100ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 7110ade8cd8SKonstantin Porotchkin 7120ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 7130ade8cd8SKonstantin Porotchkin mdelay(1); 7140ade8cd8SKonstantin Porotchkin 7150ade8cd8SKonstantin Porotchkin /* Make sure that 40 data bits is disabled 7160ade8cd8SKonstantin Porotchkin * This bit is not cleared by reset 7170ade8cd8SKonstantin Porotchkin */ 7180ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG6_IF_40_SEL_MASK; 7190ade8cd8SKonstantin Porotchkin data = 0 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET; 7200ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG6_REG, data, mask); 7210ade8cd8SKonstantin Porotchkin 7220ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 7230ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 7240ade8cd8SKonstantin Porotchkin /* set reference clock */ 7250ade8cd8SKonstantin Porotchkin mask = HPIPE_MISC_REFCLK_SEL_MASK; 7260ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; 7270ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); 7280ade8cd8SKonstantin Porotchkin /* Power and PLL Control */ 7290ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 7300ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 7310ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 7320ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 7330ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 7340ade8cd8SKonstantin Porotchkin /* Loopback register */ 7350ade8cd8SKonstantin Porotchkin mask = HPIPE_LOOPBACK_SEL_MASK; 7360ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET; 7370ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask); 7380ade8cd8SKonstantin Porotchkin /* rx control 1 */ 7390ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; 7400ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; 7410ade8cd8SKonstantin Porotchkin mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; 7420ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; 7430ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); 7440ade8cd8SKonstantin Porotchkin /* DTL Control */ 7450ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 7460ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 7470ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 7480ade8cd8SKonstantin Porotchkin 74942a29337SGrzegorz Jaszczyk /* Set analog parameters from ETP(HW) - for now use the default data */ 7500ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 7510ade8cd8SKonstantin Porotchkin 7520ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, 7530ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET, 7540ade8cd8SKonstantin Porotchkin HPIPE_G1_SET_0_G1_TX_EMPH1_MASK); 7550ade8cd8SKonstantin Porotchkin 7560ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); 7570ade8cd8SKonstantin Porotchkin /* SERDES External Configuration */ 7580ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 7590ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 7600ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 7610ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 7620ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 7630ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 7640ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 7650ade8cd8SKonstantin Porotchkin 7660ade8cd8SKonstantin Porotchkin ret = mvebu_cp110_comphy_is_pll_locked(comphy_base, comphy_index); 7670ade8cd8SKonstantin Porotchkin if (ret) 7680ade8cd8SKonstantin Porotchkin return ret; 7690ade8cd8SKonstantin Porotchkin 7700ade8cd8SKonstantin Porotchkin /* RX init */ 7710ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 7720ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 7730ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 7740ade8cd8SKonstantin Porotchkin 7750ade8cd8SKonstantin Porotchkin /* check that RX init done */ 7760ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 7770ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; 7780ade8cd8SKonstantin Porotchkin mask = data; 7790ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 100, REG_32BIT); 7800ade8cd8SKonstantin Porotchkin if (data != 0) { 7810ade8cd8SKonstantin Porotchkin ERROR("RX init failed\n"); 7820ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 7830ade8cd8SKonstantin Porotchkin } 7840ade8cd8SKonstantin Porotchkin 7850ade8cd8SKonstantin Porotchkin debug("stage: RF Reset\n"); 7860ade8cd8SKonstantin Porotchkin /* RF Reset */ 7870ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 7880ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 7890ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 7900ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 7910ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 7920ade8cd8SKonstantin Porotchkin 7930ade8cd8SKonstantin Porotchkin debug_exit(); 7940ade8cd8SKonstantin Porotchkin 7950ade8cd8SKonstantin Porotchkin return ret; 7960ade8cd8SKonstantin Porotchkin } 7970ade8cd8SKonstantin Porotchkin 7980ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_xfi_power_on(uint64_t comphy_base, 7990ade8cd8SKonstantin Porotchkin uint8_t comphy_index, 8000ade8cd8SKonstantin Porotchkin uint32_t comphy_mode) 8010ade8cd8SKonstantin Porotchkin { 8020ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr, addr; 8030ade8cd8SKonstantin Porotchkin uint32_t mask, data, speed = COMPHY_GET_SPEED(comphy_mode); 8040ade8cd8SKonstantin Porotchkin int ret = 0; 80542a29337SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 8060ade8cd8SKonstantin Porotchkin 8070ade8cd8SKonstantin Porotchkin debug_enter(); 8080ade8cd8SKonstantin Porotchkin 80942a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 81042a29337SGrzegorz Jaszczyk 81142a29337SGrzegorz Jaszczyk if (rx_trainng_done[ap_nr][cp_nr][comphy_index]) { 81242a29337SGrzegorz Jaszczyk debug("Skip %s for comphy[%d][%d][%d], due to rx training\n", 81342a29337SGrzegorz Jaszczyk __func__, ap_nr, cp_nr, comphy_index); 81442a29337SGrzegorz Jaszczyk return 0; 81542a29337SGrzegorz Jaszczyk } 81642a29337SGrzegorz Jaszczyk 81742a29337SGrzegorz Jaszczyk const struct xfi_params *xfi_static_values = 81842a29337SGrzegorz Jaszczyk &xfi_static_values_tab[ap_nr][cp_nr][comphy_index]; 81942a29337SGrzegorz Jaszczyk 82042a29337SGrzegorz Jaszczyk debug("%s: the ap_nr = %d, cp_nr = %d, comphy_index %d\n", 82142a29337SGrzegorz Jaszczyk __func__, ap_nr, cp_nr, comphy_index); 82242a29337SGrzegorz Jaszczyk 82342a29337SGrzegorz Jaszczyk debug("g1_ffe_cap_sel= 0x%x, g1_ffe_res_sel= 0x%x, g1_dfe_res= 0x%x\n", 82442a29337SGrzegorz Jaszczyk xfi_static_values->g1_ffe_cap_sel, 82542a29337SGrzegorz Jaszczyk xfi_static_values->g1_ffe_res_sel, 82642a29337SGrzegorz Jaszczyk xfi_static_values->g1_dfe_res); 82742a29337SGrzegorz Jaszczyk 82842a29337SGrzegorz Jaszczyk if (!xfi_static_values->valid) { 82942a29337SGrzegorz Jaszczyk ERROR("[ap%d][cp[%d][comphy:%d]: Has no valid static params\n", 83042a29337SGrzegorz Jaszczyk ap_nr, cp_nr, comphy_index); 83142a29337SGrzegorz Jaszczyk ERROR("[ap%d][cp[%d][comphy:%d]: porting layer needs update\n", 83242a29337SGrzegorz Jaszczyk ap_nr, cp_nr, comphy_index); 83342a29337SGrzegorz Jaszczyk return -EINVAL; 83442a29337SGrzegorz Jaszczyk } 83542a29337SGrzegorz Jaszczyk 8360ade8cd8SKonstantin Porotchkin if ((speed != COMPHY_SPEED_5_15625G) && 8370ade8cd8SKonstantin Porotchkin (speed != COMPHY_SPEED_10_3125G) && 8380ade8cd8SKonstantin Porotchkin (speed != COMPHY_SPEED_DEFAULT)) { 8390ade8cd8SKonstantin Porotchkin ERROR("comphy:%d: unsupported sfi/xfi speed\n", comphy_index); 8400ade8cd8SKonstantin Porotchkin return -EINVAL; 8410ade8cd8SKonstantin Porotchkin } 8420ade8cd8SKonstantin Porotchkin 8430ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 8440ade8cd8SKonstantin Porotchkin comphy_index); 8450ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 8460ade8cd8SKonstantin Porotchkin comphy_index); 8470ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 8480ade8cd8SKonstantin Porotchkin 8490ade8cd8SKonstantin Porotchkin /* configure phy selector for XFI/SFI */ 8500ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, comphy_index, 8510ade8cd8SKonstantin Porotchkin comphy_mode); 8520ade8cd8SKonstantin Porotchkin 8530ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 8540ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 8550ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 8560ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 8570ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 8580ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 8590ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 8600ade8cd8SKonstantin Porotchkin 8610ade8cd8SKonstantin Porotchkin /* Make sure that 40 data bits is disabled 8620ade8cd8SKonstantin Porotchkin * This bit is not cleared by reset 8630ade8cd8SKonstantin Porotchkin */ 8640ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG6_IF_40_SEL_MASK; 8650ade8cd8SKonstantin Porotchkin data = 0 << COMMON_PHY_CFG6_IF_40_SEL_OFFSET; 8660ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG6_REG, data, mask); 8670ade8cd8SKonstantin Porotchkin 8680ade8cd8SKonstantin Porotchkin /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ 8690ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 8700ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 8710ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; 8720ade8cd8SKonstantin Porotchkin data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 8730ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; 8740ade8cd8SKonstantin Porotchkin data |= 0xE << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 8750ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 8760ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 8770ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 8780ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 8790ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; 8800ade8cd8SKonstantin Porotchkin data |= 0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; 8810ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 8820ade8cd8SKonstantin Porotchkin 8830ade8cd8SKonstantin Porotchkin /* release from hard reset */ 8840ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 8850ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 8860ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 8870ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 8880ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 8890ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 8900ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 8910ade8cd8SKonstantin Porotchkin 8920ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 8930ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 8940ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 8950ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 8960ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 8970ade8cd8SKonstantin Porotchkin 8980ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 8990ade8cd8SKonstantin Porotchkin mdelay(1); 9000ade8cd8SKonstantin Porotchkin 9010ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 9020ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 9030ade8cd8SKonstantin Porotchkin /* set reference clock */ 9040ade8cd8SKonstantin Porotchkin mask = HPIPE_MISC_ICP_FORCE_MASK; 9050ade8cd8SKonstantin Porotchkin data = (speed == COMPHY_SPEED_5_15625G) ? 9060ade8cd8SKonstantin Porotchkin (0x0 << HPIPE_MISC_ICP_FORCE_OFFSET) : 9070ade8cd8SKonstantin Porotchkin (0x1 << HPIPE_MISC_ICP_FORCE_OFFSET); 9080ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_REFCLK_SEL_MASK; 9090ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; 9100ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); 9110ade8cd8SKonstantin Porotchkin /* Power and PLL Control */ 9120ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 9130ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 9140ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 9150ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 9160ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 9170ade8cd8SKonstantin Porotchkin /* Loopback register */ 9180ade8cd8SKonstantin Porotchkin mask = HPIPE_LOOPBACK_SEL_MASK; 9190ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LOOPBACK_SEL_OFFSET; 9200ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, data, mask); 9210ade8cd8SKonstantin Porotchkin /* rx control 1 */ 9220ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; 9230ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; 9240ade8cd8SKonstantin Porotchkin mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; 9250ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; 9260ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); 9270ade8cd8SKonstantin Porotchkin /* DTL Control */ 9280ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 9290ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 9300ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 9310ade8cd8SKonstantin Porotchkin 9320ade8cd8SKonstantin Porotchkin /* Transmitter/Receiver Speed Divider Force */ 9330ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 9340ade8cd8SKonstantin Porotchkin mask = HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_MASK; 9350ade8cd8SKonstantin Porotchkin data = 1 << HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_OFFSET; 9360ade8cd8SKonstantin Porotchkin mask |= HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_FORCE_MASK; 9370ade8cd8SKonstantin Porotchkin data |= 1 << HPIPE_SPD_DIV_FORCE_RX_SPD_DIV_FORCE_OFFSET; 9380ade8cd8SKonstantin Porotchkin mask |= HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_MASK; 9390ade8cd8SKonstantin Porotchkin data |= 1 << HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_OFFSET; 9400ade8cd8SKonstantin Porotchkin mask |= HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_FORCE_MASK; 9410ade8cd8SKonstantin Porotchkin data |= 1 << HPIPE_SPD_DIV_FORCE_TX_SPD_DIV_FORCE_OFFSET; 9420ade8cd8SKonstantin Porotchkin } else { 9430ade8cd8SKonstantin Porotchkin mask = HPIPE_TXDIGCK_DIV_FORCE_MASK; 9440ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TXDIGCK_DIV_FORCE_OFFSET; 9450ade8cd8SKonstantin Porotchkin } 9460ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SPD_DIV_FORCE_REG, data, mask); 9470ade8cd8SKonstantin Porotchkin 9480ade8cd8SKonstantin Porotchkin /* Set analog parameters from ETP(HW) */ 9490ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 9500ade8cd8SKonstantin Porotchkin /* SERDES External Configuration 2 */ 9510ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK; 9520ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET; 9530ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, data, mask); 9540ade8cd8SKonstantin Porotchkin /* 0x7-DFE Resolution control */ 9550ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 9560ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; 9570ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 9580ade8cd8SKonstantin Porotchkin /* 0xd-G1_Setting_0 */ 9590ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 9600ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_0_G1_TX_EMPH1_MASK; 9610ade8cd8SKonstantin Porotchkin data = 0x6 << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET; 9620ade8cd8SKonstantin Porotchkin } else { 9630ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_0_G1_TX_AMP_MASK; 96442a29337SGrzegorz Jaszczyk data = xfi_static_values->g1_amp << 96542a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_AMP_OFFSET; 9660ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_MASK; 96742a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_emph << 96842a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET; 96942a29337SGrzegorz Jaszczyk 97042a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SET_0_G1_TX_EMPH1_EN_MASK; 97142a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_emph_en << 97242a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_EMPH1_EN_OFFSET; 97342a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SET_0_G1_TX_AMP_ADJ_MASK; 97442a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_tx_amp_adj << 97542a29337SGrzegorz Jaszczyk HPIPE_G1_SET_0_G1_TX_AMP_ADJ_OFFSET; 9760ade8cd8SKonstantin Porotchkin } 9770ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, data, mask); 9780ade8cd8SKonstantin Porotchkin /* Genration 1 setting 2 (G1_Setting_2) */ 9790ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_2_G1_TX_EMPH0_MASK; 98042a29337SGrzegorz Jaszczyk data = xfi_static_values->g1_tx_emph << 98142a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_OFFSET; 9820ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_2_G1_TX_EMPH0_EN_MASK; 98342a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_tx_emph_en << 98442a29337SGrzegorz Jaszczyk HPIPE_G1_SET_2_G1_TX_EMPH0_EN_OFFSET; 9850ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_2_REG, data, mask); 9860ade8cd8SKonstantin Porotchkin /* Transmitter Slew Rate Control register (tx_reg1) */ 9870ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_REG1_TX_EMPH_RES_MASK; 9880ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_TX_REG1_TX_EMPH_RES_OFFSET; 9890ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_REG1_SLC_EN_MASK; 9900ade8cd8SKonstantin Porotchkin data |= 0x3f << HPIPE_TX_REG1_SLC_EN_OFFSET; 9910ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_REG1_REG, data, mask); 9920ade8cd8SKonstantin Porotchkin /* Impedance Calibration Control register (cal_reg1) */ 9930ade8cd8SKonstantin Porotchkin mask = HPIPE_CAL_REG_1_EXT_TXIMP_MASK; 9940ade8cd8SKonstantin Porotchkin data = 0xe << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET; 9950ade8cd8SKonstantin Porotchkin mask |= HPIPE_CAL_REG_1_EXT_TXIMP_EN_MASK; 9960ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CAL_REG_1_EXT_TXIMP_EN_OFFSET; 9970ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CAL_REG1_REG, data, mask); 9980ade8cd8SKonstantin Porotchkin /* Generation 1 Setting 5 (g1_setting_5) */ 9990ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTING_5_G1_ICP_MASK; 10000ade8cd8SKonstantin Porotchkin data = 0 << HPIPE_CAL_REG_1_EXT_TXIMP_OFFSET; 10010ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTING_5_REG, data, mask); 10020ade8cd8SKonstantin Porotchkin 10030ade8cd8SKonstantin Porotchkin /* 0xE-G1_Setting_1 */ 10040ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK; 10050ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET; 10060ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 10070ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 10080ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 10093c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 10103c0024ccSGrzegorz Jaszczyk data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 10110ade8cd8SKonstantin Porotchkin } else { 10120ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 101342a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmupi << 101442a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 10153c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 101642a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmupf << 101742a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 10180ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFI_MASK; 101942a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmufi << 102042a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFI_OFFSET; 10210ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_SELMUFF_MASK; 102242a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_rx_selmuff << 102342a29337SGrzegorz Jaszczyk HPIPE_G1_SET_1_G1_RX_SELMUFF_OFFSET; 10240ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_MASK; 10250ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_G1_SET_1_G1_RX_DIGCK_DIV_OFFSET; 10260ade8cd8SKonstantin Porotchkin } 10270ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); 10280ade8cd8SKonstantin Porotchkin 10290ade8cd8SKonstantin Porotchkin /* 0xA-DFE_Reg3 */ 10300ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; 10310ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; 10320ade8cd8SKonstantin Porotchkin mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; 10330ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; 10340ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); 10350ade8cd8SKonstantin Porotchkin 10360ade8cd8SKonstantin Porotchkin /* 0x111-G1_Setting_4 */ 10370ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 10380ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 10390ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 10400ade8cd8SKonstantin Porotchkin /* Genration 1 setting 3 (G1_Setting_3) */ 10410ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_MASK; 10420ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SETTINGS_3_G1_FBCK_SEL_OFFSET; 10430ade8cd8SKonstantin Porotchkin if (speed == COMPHY_SPEED_5_15625G) { 10440ade8cd8SKonstantin Porotchkin /* Force FFE (Feed Forward Equalization) to 5G */ 10450ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 10460ade8cd8SKonstantin Porotchkin data |= 0xf << HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 10470ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 10480ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 10490ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 10500ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 10510ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 105242a29337SGrzegorz Jaszczyk } else { 105342a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 105442a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_ffe_cap_sel << 105542a29337SGrzegorz Jaszczyk HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 105642a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 105742a29337SGrzegorz Jaszczyk data |= xfi_static_values->g1_ffe_res_sel << 105842a29337SGrzegorz Jaszczyk HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 105942a29337SGrzegorz Jaszczyk mask |= HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 106042a29337SGrzegorz Jaszczyk data |= 0x1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 106142a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 106242a29337SGrzegorz Jaszczyk 106342a29337SGrzegorz Jaszczyk /* Use the value from CAL_OS_PH_EXT */ 106442a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_RXCLKALIGN_90_EXT_EN_MASK; 106542a29337SGrzegorz Jaszczyk data = 1 << HPIPE_CAL_RXCLKALIGN_90_EXT_EN_OFFSET; 106642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + 106742a29337SGrzegorz Jaszczyk HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 106842a29337SGrzegorz Jaszczyk data, mask); 106942a29337SGrzegorz Jaszczyk 107042a29337SGrzegorz Jaszczyk /* Update align90 */ 107142a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_OS_PH_EXT_MASK; 107242a29337SGrzegorz Jaszczyk data = xfi_static_values->align90 << HPIPE_CAL_OS_PH_EXT_OFFSET; 107342a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + 107442a29337SGrzegorz Jaszczyk HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 107542a29337SGrzegorz Jaszczyk data, mask); 107642a29337SGrzegorz Jaszczyk 107742a29337SGrzegorz Jaszczyk /* Force DFE resolution (use gen table value) */ 107842a29337SGrzegorz Jaszczyk mask = HPIPE_DFE_RES_FORCE_MASK; 107942a29337SGrzegorz Jaszczyk data = 0x0 << HPIPE_DFE_RES_FORCE_OFFSET; 108042a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 108142a29337SGrzegorz Jaszczyk 108242a29337SGrzegorz Jaszczyk /* 0x111-G1 DFE_Setting_4 */ 108342a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 108442a29337SGrzegorz Jaszczyk data = xfi_static_values->g1_dfe_res << 108542a29337SGrzegorz Jaszczyk HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 108642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 108742a29337SGrzegorz Jaszczyk } 10880ade8cd8SKonstantin Porotchkin 10890ade8cd8SKonstantin Porotchkin /* Connfigure RX training timer */ 10900ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_TRAIN_TIMER_MASK; 10910ade8cd8SKonstantin Porotchkin data = 0x13 << HPIPE_RX_TRAIN_TIMER_OFFSET; 10920ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_5_REG, data, mask); 10930ade8cd8SKonstantin Porotchkin 10940ade8cd8SKonstantin Porotchkin /* Enable TX train peak to peak hold */ 10950ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_P2P_HOLD_MASK; 10960ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_P2P_HOLD_OFFSET; 10970ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_0_REG, data, mask); 10980ade8cd8SKonstantin Porotchkin 10990ade8cd8SKonstantin Porotchkin /* Configure TX preset index */ 11000ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_PRESET_INDEX_MASK; 11010ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_TX_PRESET_INDEX_OFFSET; 11020ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_PRESET_INDEX_REG, data, mask); 11030ade8cd8SKonstantin Porotchkin 11040ade8cd8SKonstantin Porotchkin /* Disable pattern lock lost timeout */ 11050ade8cd8SKonstantin Porotchkin mask = HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_MASK; 11060ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_OFFSET; 11070ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_FRAME_DETECT_CTRL_3_REG, data, mask); 11080ade8cd8SKonstantin Porotchkin 11090ade8cd8SKonstantin Porotchkin /* Configure TX training pattern and TX training 16bit auto */ 11100ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_16BIT_AUTO_EN_MASK; 11110ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_16BIT_AUTO_EN_OFFSET; 11120ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_PAT_SEL_MASK; 11130ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_PAT_SEL_OFFSET; 11140ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_REG, data, mask); 11150ade8cd8SKonstantin Porotchkin 11160ade8cd8SKonstantin Porotchkin /* Configure Training patten number */ 11170ade8cd8SKonstantin Porotchkin mask = HPIPE_TRAIN_PAT_NUM_MASK; 11180ade8cd8SKonstantin Porotchkin data = 0x88 << HPIPE_TRAIN_PAT_NUM_OFFSET; 11190ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_FRAME_DETECT_CTRL_0_REG, data, mask); 11200ade8cd8SKonstantin Porotchkin 11210ade8cd8SKonstantin Porotchkin /* Configure differencial manchester encoter to ethernet mode */ 11220ade8cd8SKonstantin Porotchkin mask = HPIPE_DME_ETHERNET_MODE_MASK; 11230ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DME_ETHERNET_MODE_OFFSET; 11240ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DME_REG, data, mask); 11250ade8cd8SKonstantin Porotchkin 11260ade8cd8SKonstantin Porotchkin /* Configure VDD Continuous Calibration */ 11270ade8cd8SKonstantin Porotchkin mask = HPIPE_CAL_VDD_CONT_MODE_MASK; 11280ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CAL_VDD_CONT_MODE_OFFSET; 11290ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_0_REG, data, mask); 11300ade8cd8SKonstantin Porotchkin 11310ade8cd8SKonstantin Porotchkin /* Trigger sampler enable pulse (by toggleing the bit) */ 11320ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_SAMPLER_OS_GAIN_MASK; 11330ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_RX_SAMPLER_OS_GAIN_OFFSET; 11340ade8cd8SKonstantin Porotchkin mask |= HPIPE_SMAPLER_MASK; 11350ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_SMAPLER_OFFSET; 11360ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 11370ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 11380ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_SMAPLER_OFFSET; 11390ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 11400ade8cd8SKonstantin Porotchkin 11410ade8cd8SKonstantin Porotchkin /* Set External RX Regulator Control */ 11420ade8cd8SKonstantin Porotchkin mask = HPIPE_EXT_SELLV_RXSAMPL_MASK; 11430ade8cd8SKonstantin Porotchkin data = 0x1A << HPIPE_EXT_SELLV_RXSAMPL_OFFSET; 11440ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_CTRL_REG, data, mask); 11450ade8cd8SKonstantin Porotchkin 11460ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); 11470ade8cd8SKonstantin Porotchkin /* SERDES External Configuration */ 11480ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 11490ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 11500ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 11510ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 11520ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 11530ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 11540ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 11550ade8cd8SKonstantin Porotchkin 11560ade8cd8SKonstantin Porotchkin /* check PLL rx & tx ready */ 11570ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 11580ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | 11590ade8cd8SKonstantin Porotchkin SD_EXTERNAL_STATUS0_PLL_TX_MASK; 11600ade8cd8SKonstantin Porotchkin mask = data; 11610ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 11620ade8cd8SKonstantin Porotchkin PLL_LOCK_TIMEOUT, REG_32BIT); 11630ade8cd8SKonstantin Porotchkin if (data != 0) { 11640ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK) 11650ade8cd8SKonstantin Porotchkin ERROR("RX PLL is not locked\n"); 11660ade8cd8SKonstantin Porotchkin if (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK) 11670ade8cd8SKonstantin Porotchkin ERROR("TX PLL is not locked\n"); 11680ade8cd8SKonstantin Porotchkin 11690ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 11700ade8cd8SKonstantin Porotchkin } 11710ade8cd8SKonstantin Porotchkin 11720ade8cd8SKonstantin Porotchkin /* RX init */ 11730ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 11740ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 11750ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 11760ade8cd8SKonstantin Porotchkin 11770ade8cd8SKonstantin Porotchkin /* check that RX init done */ 11780ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 11790ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; 11800ade8cd8SKonstantin Porotchkin mask = data; 11810ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 100, REG_32BIT); 11820ade8cd8SKonstantin Porotchkin if (data != 0) { 11830ade8cd8SKonstantin Porotchkin ERROR("RX init failed\n"); 11840ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 11850ade8cd8SKonstantin Porotchkin } 11860ade8cd8SKonstantin Porotchkin 11870ade8cd8SKonstantin Porotchkin debug("stage: RF Reset\n"); 11880ade8cd8SKonstantin Porotchkin /* RF Reset */ 11890ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 11900ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 11910ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 11920ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 11930ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 11940ade8cd8SKonstantin Porotchkin 11950ade8cd8SKonstantin Porotchkin debug_exit(); 11960ade8cd8SKonstantin Porotchkin 11970ade8cd8SKonstantin Porotchkin return ret; 11980ade8cd8SKonstantin Porotchkin } 11990ade8cd8SKonstantin Porotchkin 12000ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_pcie_power_on(uint64_t comphy_base, 12010ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 12020ade8cd8SKonstantin Porotchkin { 12030ade8cd8SKonstantin Porotchkin int ret = 0; 12040ade8cd8SKonstantin Porotchkin uint32_t reg, mask, data, pcie_width; 12050ade8cd8SKonstantin Porotchkin uint32_t clk_dir; 12060ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, comphy_addr, addr; 12070ade8cd8SKonstantin Porotchkin _Bool clk_src = COMPHY_GET_CLK_SRC(comphy_mode); 12080ade8cd8SKonstantin Porotchkin 12090ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 12100ade8cd8SKonstantin Porotchkin comphy_index); 12110ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 12120ade8cd8SKonstantin Porotchkin pcie_width = COMPHY_GET_PCIE_WIDTH(comphy_mode); 12130ade8cd8SKonstantin Porotchkin 12140ade8cd8SKonstantin Porotchkin debug_enter(); 12150ade8cd8SKonstantin Porotchkin 12160ade8cd8SKonstantin Porotchkin spin_lock(&cp110_mac_reset_lock); 12170ade8cd8SKonstantin Porotchkin 12180ade8cd8SKonstantin Porotchkin reg = mmio_read_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 12190ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG); 12200ade8cd8SKonstantin Porotchkin switch (comphy_index) { 12210ade8cd8SKonstantin Porotchkin case COMPHY_LANE0: 12220ade8cd8SKonstantin Porotchkin reg |= PCIE_MAC_RESET_MASK_PORT0; 12230ade8cd8SKonstantin Porotchkin break; 12240ade8cd8SKonstantin Porotchkin case COMPHY_LANE4: 12250ade8cd8SKonstantin Porotchkin reg |= PCIE_MAC_RESET_MASK_PORT1; 12260ade8cd8SKonstantin Porotchkin break; 12270ade8cd8SKonstantin Porotchkin case COMPHY_LANE5: 12280ade8cd8SKonstantin Porotchkin reg |= PCIE_MAC_RESET_MASK_PORT2; 12290ade8cd8SKonstantin Porotchkin break; 12300ade8cd8SKonstantin Porotchkin } 12310ade8cd8SKonstantin Porotchkin 12320ade8cd8SKonstantin Porotchkin mmio_write_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 12330ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG, reg); 12340ade8cd8SKonstantin Porotchkin spin_unlock(&cp110_mac_reset_lock); 12350ade8cd8SKonstantin Porotchkin 12360ade8cd8SKonstantin Porotchkin /* Configure PIPE selector for PCIE */ 12370ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_pipe_selector(comphy_base, comphy_index, 12380ade8cd8SKonstantin Porotchkin comphy_mode); 12390ade8cd8SKonstantin Porotchkin 12400ade8cd8SKonstantin Porotchkin /* 12410ade8cd8SKonstantin Porotchkin * Read SAR (Sample-At-Reset) configuration for the PCIe clock 12420ade8cd8SKonstantin Porotchkin * direction. 12430ade8cd8SKonstantin Porotchkin * 12440ade8cd8SKonstantin Porotchkin * SerDes Lane 4/5 got the PCIe ref-clock #1, 12450ade8cd8SKonstantin Porotchkin * and SerDes Lane 0 got PCIe ref-clock #0 12460ade8cd8SKonstantin Porotchkin */ 12470ade8cd8SKonstantin Porotchkin reg = mmio_read_32(DFX_FROM_COMPHY_ADDR(comphy_base) + 12480ade8cd8SKonstantin Porotchkin SAR_STATUS_0_REG); 12490ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE4 || comphy_index == COMPHY_LANE5) 12500ade8cd8SKonstantin Porotchkin clk_dir = (reg & SAR_RST_PCIE1_CLOCK_CONFIG_CP1_MASK) >> 12510ade8cd8SKonstantin Porotchkin SAR_RST_PCIE1_CLOCK_CONFIG_CP1_OFFSET; 12520ade8cd8SKonstantin Porotchkin else 12530ade8cd8SKonstantin Porotchkin clk_dir = (reg & SAR_RST_PCIE0_CLOCK_CONFIG_CP1_MASK) >> 12540ade8cd8SKonstantin Porotchkin SAR_RST_PCIE0_CLOCK_CONFIG_CP1_OFFSET; 12550ade8cd8SKonstantin Porotchkin 12560ade8cd8SKonstantin Porotchkin debug("On lane %d\n", comphy_index); 12570ade8cd8SKonstantin Porotchkin debug("PCIe clock direction = %x\n", clk_dir); 12580ade8cd8SKonstantin Porotchkin debug("PCIe Width = %d\n", pcie_width); 12590ade8cd8SKonstantin Porotchkin 12600ade8cd8SKonstantin Porotchkin /* enable PCIe X4 and X2 */ 12610ade8cd8SKonstantin Porotchkin if (comphy_index == COMPHY_LANE0) { 12620ade8cd8SKonstantin Porotchkin if (pcie_width == PCIE_LNK_X4) { 12630ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X4_EN_OFFSET; 12640ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_PCIE_X4_EN_MASK; 12650ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 12660ade8cd8SKonstantin Porotchkin data, mask); 12670ade8cd8SKonstantin Porotchkin } else if (pcie_width == PCIE_LNK_X2) { 12680ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_SD_CTRL1_PCIE_X2_EN_OFFSET; 12690ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_PCIE_X2_EN_MASK; 12700ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, data, mask); 12710ade8cd8SKonstantin Porotchkin } 12720ade8cd8SKonstantin Porotchkin } 12730ade8cd8SKonstantin Porotchkin 12740ade8cd8SKonstantin Porotchkin /* If PCIe clock is output and clock source from SerDes lane 5, 12750ade8cd8SKonstantin Porotchkin * need to configure the clock-source MUX. 12760ade8cd8SKonstantin Porotchkin * By default, the clock source is from lane 4 12770ade8cd8SKonstantin Porotchkin */ 12780ade8cd8SKonstantin Porotchkin if (clk_dir && clk_src && (comphy_index == COMPHY_LANE5)) { 12790ade8cd8SKonstantin Porotchkin data = DFX_DEV_GEN_PCIE_CLK_SRC_MUX << 12800ade8cd8SKonstantin Porotchkin DFX_DEV_GEN_PCIE_CLK_SRC_OFFSET; 12810ade8cd8SKonstantin Porotchkin mask = DFX_DEV_GEN_PCIE_CLK_SRC_MASK; 12820ade8cd8SKonstantin Porotchkin reg_set(DFX_FROM_COMPHY_ADDR(comphy_base) + 12830ade8cd8SKonstantin Porotchkin DFX_DEV_GEN_CTRL12_REG, data, mask); 12840ade8cd8SKonstantin Porotchkin } 12850ade8cd8SKonstantin Porotchkin 12860ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 12870ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 12880ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 12890ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 12900ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 12910ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 12920ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 12930ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 12940ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 12950ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 12960ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_PHY_MODE_MASK; 12970ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_PHY_MODE_OFFSET; 12980ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 12990ade8cd8SKonstantin Porotchkin 13000ade8cd8SKonstantin Porotchkin /* release from hard reset */ 13010ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 13020ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 13030ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 13040ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 13050ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 13060ade8cd8SKonstantin Porotchkin 13070ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 13080ade8cd8SKonstantin Porotchkin mdelay(1); 13090ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 13100ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 13110ade8cd8SKonstantin Porotchkin /* Set PIPE soft reset */ 13120ade8cd8SKonstantin Porotchkin mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK; 13130ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET; 13140ade8cd8SKonstantin Porotchkin /* Set PHY datapath width mode for V0 */ 13150ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK; 13160ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET; 13170ade8cd8SKonstantin Porotchkin /* Set Data bus width USB mode for V0 */ 13180ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK; 13190ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET; 13200ade8cd8SKonstantin Porotchkin /* Set CORE_CLK output frequency for 250Mhz */ 13210ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK; 13220ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET; 13230ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask); 13240ade8cd8SKonstantin Porotchkin /* Set PLL ready delay for 0x2 */ 13250ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET; 13260ade8cd8SKonstantin Porotchkin mask = HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK; 13270ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 13280ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_OFFSET; 13290ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SEL_MASK; 13300ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_OFFSET; 13310ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_LO_BUNDLE_PERIOD_SCALE_MASK; 13320ade8cd8SKonstantin Porotchkin } 13330ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, data, mask); 13340ade8cd8SKonstantin Porotchkin 13350ade8cd8SKonstantin Porotchkin /* Set PIPE mode interface to PCIe3 - 0x1 & set lane order */ 13360ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CLK_SRC_HI_MODE_PIPE_OFFSET; 13370ade8cd8SKonstantin Porotchkin mask = HPIPE_CLK_SRC_HI_MODE_PIPE_MASK; 13380ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 13390ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_HI_LANE_STRT_MASK; 13400ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_HI_LANE_MASTER_MASK; 13410ade8cd8SKonstantin Porotchkin mask |= HPIPE_CLK_SRC_HI_LANE_BREAK_MASK; 13420ade8cd8SKonstantin Porotchkin if (comphy_index == 0) { 13430ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_STRT_OFFSET; 13440ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_MASTER_OFFSET; 13450ade8cd8SKonstantin Porotchkin } else if (comphy_index == (pcie_width - 1)) { 13460ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CLK_SRC_HI_LANE_BREAK_OFFSET; 13470ade8cd8SKonstantin Porotchkin } 13480ade8cd8SKonstantin Porotchkin } 13490ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CLK_SRC_HI_REG, data, mask); 13500ade8cd8SKonstantin Porotchkin /* Config update polarity equalization */ 13510ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CFG_UPDATE_POLARITY_OFFSET; 13520ade8cd8SKonstantin Porotchkin mask = HPIPE_CFG_UPDATE_POLARITY_MASK; 13530ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_EQ_CFG1_REG, data, mask); 13540ade8cd8SKonstantin Porotchkin /* Set PIPE version 4 to mode enable */ 13550ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_DFE_CTRL_28_PIPE4_OFFSET; 13560ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_CTRL_28_PIPE4_MASK; 13570ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_CTRL_28_REG, data, mask); 13580ade8cd8SKonstantin Porotchkin /* TODO: check if pcie clock is output/input - for bringup use input*/ 13590ade8cd8SKonstantin Porotchkin /* Enable PIN clock 100M_125M */ 13600ade8cd8SKonstantin Porotchkin mask = 0; 13610ade8cd8SKonstantin Porotchkin data = 0; 13620ade8cd8SKonstantin Porotchkin /* Only if clock is output, configure the clock-source mux */ 13630ade8cd8SKonstantin Porotchkin if (clk_dir) { 13640ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_CLK100M_125M_MASK; 13650ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_CLK100M_125M_OFFSET; 13660ade8cd8SKonstantin Porotchkin } 13670ade8cd8SKonstantin Porotchkin /* Set PIN_TXDCLK_2X Clock Freq. Selection for outputs 500MHz clock */ 13680ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_TXDCLK_2X_MASK; 13690ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_MISC_TXDCLK_2X_OFFSET; 13700ade8cd8SKonstantin Porotchkin /* Enable 500MHz Clock */ 13710ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_CLK500_EN_MASK; 13720ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_CLK500_EN_OFFSET; 13730ade8cd8SKonstantin Porotchkin if (clk_dir) { /* output */ 13740ade8cd8SKonstantin Porotchkin /* Set reference clock comes from group 1 */ 13750ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_REFCLK_SEL_MASK; 13760ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET; 13770ade8cd8SKonstantin Porotchkin } else { 13780ade8cd8SKonstantin Porotchkin /* Set reference clock comes from group 2 */ 13790ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_REFCLK_SEL_MASK; 13800ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_REFCLK_SEL_OFFSET; 13810ade8cd8SKonstantin Porotchkin } 13820ade8cd8SKonstantin Porotchkin mask |= HPIPE_MISC_ICP_FORCE_MASK; 13830ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_MISC_ICP_FORCE_OFFSET; 13840ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); 13850ade8cd8SKonstantin Porotchkin if (clk_dir) { /* output */ 13860ade8cd8SKonstantin Porotchkin /* Set reference frequcency select - 0x2 for 25MHz*/ 13870ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 13880ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 13890ade8cd8SKonstantin Porotchkin } else { 13900ade8cd8SKonstantin Porotchkin /* Set reference frequcency select - 0x0 for 100MHz*/ 13910ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 13920ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 13930ade8cd8SKonstantin Porotchkin } 13940ade8cd8SKonstantin Porotchkin /* Set PHY mode to PCIe */ 13950ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 13960ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 13970ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 13980ade8cd8SKonstantin Porotchkin 13990ade8cd8SKonstantin Porotchkin /* ref clock alignment */ 14000ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 14010ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_ALIGN_OFF_MASK; 14020ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_LANE_ALIGN_OFF_OFFSET; 14030ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_ALIGN_REG, data, mask); 14040ade8cd8SKonstantin Porotchkin } 14050ade8cd8SKonstantin Porotchkin 14060ade8cd8SKonstantin Porotchkin /* Set the amount of time spent in the LoZ state - set for 0x7 only if 14070ade8cd8SKonstantin Porotchkin * the PCIe clock is output 14080ade8cd8SKonstantin Porotchkin */ 14090ade8cd8SKonstantin Porotchkin if (clk_dir) 14100ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL, 14110ade8cd8SKonstantin Porotchkin 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET, 14120ade8cd8SKonstantin Porotchkin HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK); 14130ade8cd8SKonstantin Porotchkin 14140ade8cd8SKonstantin Porotchkin /* Set Maximal PHY Generation Setting(8Gbps) */ 14150ade8cd8SKonstantin Porotchkin mask = HPIPE_INTERFACE_GEN_MAX_MASK; 14160ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET; 14170ade8cd8SKonstantin Porotchkin /* Bypass frame detection and sync detection for RX DATA */ 14180ade8cd8SKonstantin Porotchkin mask |= HPIPE_INTERFACE_DET_BYPASS_MASK; 14190ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_INTERFACE_DET_BYPASS_OFFSET; 14200ade8cd8SKonstantin Porotchkin /* Set Link Train Mode (Tx training control pins are used) */ 14210ade8cd8SKonstantin Porotchkin mask |= HPIPE_INTERFACE_LINK_TRAIN_MASK; 14220ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_INTERFACE_LINK_TRAIN_OFFSET; 14230ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_INTERFACE_REG, data, mask); 14240ade8cd8SKonstantin Porotchkin 14250ade8cd8SKonstantin Porotchkin /* Set Idle_sync enable */ 14260ade8cd8SKonstantin Porotchkin mask = HPIPE_PCIE_IDLE_SYNC_MASK; 14270ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PCIE_IDLE_SYNC_OFFSET; 14280ade8cd8SKonstantin Porotchkin /* Select bits for PCIE Gen3(32bit) */ 14290ade8cd8SKonstantin Porotchkin mask |= HPIPE_PCIE_SEL_BITS_MASK; 14300ade8cd8SKonstantin Porotchkin data |= 0x2 << HPIPE_PCIE_SEL_BITS_OFFSET; 14310ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PCIE_REG0, data, mask); 14320ade8cd8SKonstantin Porotchkin 14330ade8cd8SKonstantin Porotchkin /* Enable Tx_adapt_g1 */ 14340ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_CTRL_G1_MASK; 14350ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_CTRL_G1_OFFSET; 14360ade8cd8SKonstantin Porotchkin /* Enable Tx_adapt_gn1 */ 14370ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_CTRL_GN1_MASK; 14380ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_CTRL_GN1_OFFSET; 14390ade8cd8SKonstantin Porotchkin /* Disable Tx_adapt_g0 */ 14400ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_CTRL_G0_MASK; 14410ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_TX_TRAIN_CTRL_G0_OFFSET; 14420ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask); 14430ade8cd8SKonstantin Porotchkin 14440ade8cd8SKonstantin Porotchkin /* Set reg_tx_train_chk_init */ 14450ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_CHK_INIT_MASK; 14460ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_TX_TRAIN_CHK_INIT_OFFSET; 14470ade8cd8SKonstantin Porotchkin /* Enable TX_COE_FM_PIN_PCIE3_EN */ 14480ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_MASK; 14490ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_COE_FM_PIN_PCIE3_OFFSET; 14500ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_REG, data, mask); 14510ade8cd8SKonstantin Porotchkin 14520ade8cd8SKonstantin Porotchkin debug("stage: TRx training parameters\n"); 14530ade8cd8SKonstantin Porotchkin /* Set Preset sweep configurations */ 14540ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TX_STATUS_CHECK_MODE_MASK; 14550ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_STATUS_CHECK_MODE_OFFSET; 14560ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_NUM_OF_PRESET_MASK; 14570ade8cd8SKonstantin Porotchkin data |= 0x7 << HPIPE_TX_NUM_OF_PRESET_OFFSET; 14580ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_SWEEP_PRESET_EN_MASK; 14590ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_SWEEP_PRESET_EN_OFFSET; 14600ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_11_REG, data, mask); 14610ade8cd8SKonstantin Porotchkin 14620ade8cd8SKonstantin Porotchkin /* Tx train start configuration */ 14630ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_START_SQ_EN_MASK; 14640ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_START_SQ_EN_OFFSET; 14650ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_START_FRM_DET_EN_MASK; 14660ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_DET_EN_OFFSET; 14670ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_START_FRM_LOCK_EN_MASK; 14680ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_TX_TRAIN_START_FRM_LOCK_EN_OFFSET; 14690ade8cd8SKonstantin Porotchkin mask |= HPIPE_TX_TRAIN_WAIT_TIME_EN_MASK; 14700ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_TX_TRAIN_WAIT_TIME_EN_OFFSET; 14710ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_5_REG, data, mask); 14720ade8cd8SKonstantin Porotchkin 14730ade8cd8SKonstantin Porotchkin /* Enable Tx train P2P */ 14740ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_P2P_HOLD_MASK; 14750ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_TX_TRAIN_P2P_HOLD_OFFSET; 14760ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_0_REG, data, mask); 14770ade8cd8SKonstantin Porotchkin 14780ade8cd8SKonstantin Porotchkin /* Configure Tx train timeout */ 14790ade8cd8SKonstantin Porotchkin mask = HPIPE_TRX_TRAIN_TIMER_MASK; 14800ade8cd8SKonstantin Porotchkin data = 0x17 << HPIPE_TRX_TRAIN_TIMER_OFFSET; 14810ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_4_REG, data, mask); 14820ade8cd8SKonstantin Porotchkin 14830ade8cd8SKonstantin Porotchkin /* Disable G0/G1/GN1 adaptation */ 14840ade8cd8SKonstantin Porotchkin mask = HPIPE_TX_TRAIN_CTRL_G1_MASK | HPIPE_TX_TRAIN_CTRL_GN1_MASK 14850ade8cd8SKonstantin Porotchkin | HPIPE_TX_TRAIN_CTRL_G0_OFFSET; 14860ade8cd8SKonstantin Porotchkin data = 0; 14870ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TX_TRAIN_CTRL_REG, data, mask); 14880ade8cd8SKonstantin Porotchkin 14890ade8cd8SKonstantin Porotchkin /* Disable DTL frequency loop */ 14900ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK; 14910ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET; 14920ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, data, mask); 14930ade8cd8SKonstantin Porotchkin 14940ade8cd8SKonstantin Porotchkin /* Configure G3 DFE */ 14950ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_DFE_RES_MASK; 14960ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_G3_DFE_RES_OFFSET; 14970ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_4_REG, data, mask); 14980ade8cd8SKonstantin Porotchkin 14990ade8cd8SKonstantin Porotchkin /* Use TX/RX training result for DFE */ 15000ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 15010ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_RES_FORCE_OFFSET; 15020ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 15030ade8cd8SKonstantin Porotchkin 15040ade8cd8SKonstantin Porotchkin /* Configure initial and final coefficient value for receiver */ 15050ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SET_1_G3_RX_SELMUPI_MASK; 15060ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G3_SET_1_G3_RX_SELMUPI_OFFSET; 15070ade8cd8SKonstantin Porotchkin 15080ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_RX_SELMUPF_MASK; 15090ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G3_SET_1_G3_RX_SELMUPF_OFFSET; 15100ade8cd8SKonstantin Porotchkin 15110ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_MASK; 15120ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G3_SET_1_G3_SAMPLER_INPAIRX2_EN_OFFSET; 15130ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SET_1_REG, data, mask); 15140ade8cd8SKonstantin Porotchkin 15150ade8cd8SKonstantin Porotchkin /* Trigger sampler enable pulse */ 15160ade8cd8SKonstantin Porotchkin mask = HPIPE_SMAPLER_MASK; 15170ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_SMAPLER_OFFSET; 15180ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, data, mask); 15190ade8cd8SKonstantin Porotchkin udelay(5); 15200ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_SAMPLER_N_PROC_CALIB_CTRL_REG, 0, mask); 15210ade8cd8SKonstantin Porotchkin 15220ade8cd8SKonstantin Porotchkin /* FFE resistor tuning for different bandwidth */ 15230ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_FFE_DEG_RES_LEVEL_MASK; 15240ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET; 15250ade8cd8SKonstantin Porotchkin mask |= HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK; 15260ade8cd8SKonstantin Porotchkin data |= 0x3 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET; 15270ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_3_REG, data, mask); 15280ade8cd8SKonstantin Porotchkin 15290ade8cd8SKonstantin Porotchkin /* Pattern lock lost timeout disable */ 15300ade8cd8SKonstantin Porotchkin mask = HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_MASK; 15310ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_OFFSET; 15320ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_FRAME_DETECT_CTRL_3_REG, data, mask); 15330ade8cd8SKonstantin Porotchkin 15340ade8cd8SKonstantin Porotchkin /* Configure DFE adaptations */ 15350ade8cd8SKonstantin Porotchkin mask = HPIPE_CDR_RX_MAX_DFE_ADAPT_0_MASK; 15360ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_CDR_RX_MAX_DFE_ADAPT_0_OFFSET; 15370ade8cd8SKonstantin Porotchkin mask |= HPIPE_CDR_RX_MAX_DFE_ADAPT_1_MASK; 15380ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_CDR_RX_MAX_DFE_ADAPT_1_OFFSET; 15390ade8cd8SKonstantin Porotchkin mask |= HPIPE_CDR_MAX_DFE_ADAPT_0_MASK; 15400ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_CDR_MAX_DFE_ADAPT_0_OFFSET; 15410ade8cd8SKonstantin Porotchkin mask |= HPIPE_CDR_MAX_DFE_ADAPT_1_MASK; 15420ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_CDR_MAX_DFE_ADAPT_1_OFFSET; 15430ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CDR_CONTROL_REG, data, mask); 15440ade8cd8SKonstantin Porotchkin 15450ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_TX_MAX_DFE_ADAPT_MASK; 15460ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_TX_MAX_DFE_ADAPT_OFFSET; 15470ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_CONTROL_REG, data, mask); 15480ade8cd8SKonstantin Porotchkin 15490ade8cd8SKonstantin Porotchkin /* Genration 2 setting 1*/ 15500ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_SET_1_G2_RX_SELMUPI_MASK; 15510ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_G2_SET_1_G2_RX_SELMUPI_OFFSET; 15523c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G2_SET_1_G2_RX_SELMUPF_MASK; 15533c0024ccSGrzegorz Jaszczyk data |= 0x1 << HPIPE_G2_SET_1_G2_RX_SELMUPF_OFFSET; 15540ade8cd8SKonstantin Porotchkin mask |= HPIPE_G2_SET_1_G2_RX_SELMUFI_MASK; 15550ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_G2_SET_1_G2_RX_SELMUFI_OFFSET; 15560ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_1_REG, data, mask); 15570ade8cd8SKonstantin Porotchkin 15580ade8cd8SKonstantin Porotchkin /* DFE enable */ 15590ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_DFE_RES_MASK; 15600ade8cd8SKonstantin Porotchkin data = 0x3 << HPIPE_G2_DFE_RES_OFFSET; 15610ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SETTINGS_4_REG, data, mask); 15620ade8cd8SKonstantin Porotchkin 15630ade8cd8SKonstantin Porotchkin /* Configure DFE Resolution */ 15640ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_CFG4_DFE_EN_SEL_MASK; 15650ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LANE_CFG4_DFE_EN_SEL_OFFSET; 15660ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask); 15670ade8cd8SKonstantin Porotchkin 15680ade8cd8SKonstantin Porotchkin /* VDD calibration control */ 15690ade8cd8SKonstantin Porotchkin mask = HPIPE_EXT_SELLV_RXSAMPL_MASK; 15700ade8cd8SKonstantin Porotchkin data = 0x16 << HPIPE_EXT_SELLV_RXSAMPL_OFFSET; 15710ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_VDD_CAL_CTRL_REG, data, mask); 15720ade8cd8SKonstantin Porotchkin 15730ade8cd8SKonstantin Porotchkin /* Set PLL Charge-pump Current Control */ 15740ade8cd8SKonstantin Porotchkin mask = HPIPE_G3_SETTING_5_G3_ICP_MASK; 15750ade8cd8SKonstantin Porotchkin data = 0x4 << HPIPE_G3_SETTING_5_G3_ICP_OFFSET; 15760ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G3_SETTING_5_REG, data, mask); 15770ade8cd8SKonstantin Porotchkin 15780ade8cd8SKonstantin Porotchkin /* Set lane rqualization remote setting */ 15790ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_MASK; 15800ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_OFFSET; 15810ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG_FOM_ONLY_MODE_MASK; 15820ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_LANE_CFG_FOM_ONLY_MODE_OFFFSET; 15830ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG_FOM_PRESET_VECTOR_MASK; 15840ade8cd8SKonstantin Porotchkin data |= 0x6 << HPIPE_LANE_CFG_FOM_PRESET_VECTOR_OFFSET; 15850ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_EQ_REMOTE_SETTING_REG, data, mask); 15860ade8cd8SKonstantin Porotchkin 15870ade8cd8SKonstantin Porotchkin mask = HPIPE_CFG_EQ_BUNDLE_DIS_MASK; 15880ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_CFG_EQ_BUNDLE_DIS_OFFSET; 15890ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_EQ_CFG2_REG, data, mask); 15900ade8cd8SKonstantin Porotchkin 15910ade8cd8SKonstantin Porotchkin debug("stage: Comphy power up\n"); 15920ade8cd8SKonstantin Porotchkin 15930ade8cd8SKonstantin Porotchkin /* For PCIe X4 or X2: 15940ade8cd8SKonstantin Porotchkin * release from reset only after finish to configure all lanes 15950ade8cd8SKonstantin Porotchkin */ 15960ade8cd8SKonstantin Porotchkin if ((pcie_width == PCIE_LNK_X1) || (comphy_index == (pcie_width - 1))) { 15970ade8cd8SKonstantin Porotchkin uint32_t i, start_lane, end_lane; 15980ade8cd8SKonstantin Porotchkin 15990ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 16000ade8cd8SKonstantin Porotchkin /* allows writing to all lanes in one write */ 16010ade8cd8SKonstantin Porotchkin data = 0x0; 16020ade8cd8SKonstantin Porotchkin if (pcie_width == PCIE_LNK_X2) 16030ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_1_PORT_MASK; 16040ade8cd8SKonstantin Porotchkin else if (pcie_width == PCIE_LNK_X4) 16050ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_3_PORT_MASK; 16060ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, data, mask); 16070ade8cd8SKonstantin Porotchkin start_lane = 0; 16080ade8cd8SKonstantin Porotchkin end_lane = pcie_width; 16090ade8cd8SKonstantin Porotchkin 16100ade8cd8SKonstantin Porotchkin /* Release from PIPE soft reset 16110ade8cd8SKonstantin Porotchkin * For PCIe by4 or by2: 16120ade8cd8SKonstantin Porotchkin * release from soft reset all lanes - can't use 16130ade8cd8SKonstantin Porotchkin * read modify write 16140ade8cd8SKonstantin Porotchkin */ 16150ade8cd8SKonstantin Porotchkin reg_set(HPIPE_ADDR( 16160ade8cd8SKonstantin Porotchkin COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 0) + 16170ade8cd8SKonstantin Porotchkin HPIPE_RST_CLK_CTRL_REG, 0x24, 0xffffffff); 16180ade8cd8SKonstantin Porotchkin } else { 16190ade8cd8SKonstantin Porotchkin start_lane = comphy_index; 16200ade8cd8SKonstantin Porotchkin end_lane = comphy_index + 1; 16210ade8cd8SKonstantin Porotchkin 16220ade8cd8SKonstantin Porotchkin /* Release from PIPE soft reset 16230ade8cd8SKonstantin Porotchkin * for PCIe by4 or by2: 16240ade8cd8SKonstantin Porotchkin * release from soft reset all lanes 16250ade8cd8SKonstantin Porotchkin */ 16260ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, 16270ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET, 16280ade8cd8SKonstantin Porotchkin HPIPE_RST_CLK_CTRL_PIPE_RST_MASK); 16290ade8cd8SKonstantin Porotchkin } 16300ade8cd8SKonstantin Porotchkin 16310ade8cd8SKonstantin Porotchkin if (pcie_width != PCIE_LNK_X1) { 16320ade8cd8SKonstantin Porotchkin /* disable writing to all lanes with one write */ 16330ade8cd8SKonstantin Porotchkin if (pcie_width == PCIE_LNK_X2) { 16340ade8cd8SKonstantin Porotchkin data = (COMPHY_LANE0 << 16350ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_0_PORT_OFFSET) | 16360ade8cd8SKonstantin Porotchkin (COMPHY_LANE1 << 16370ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_1_PORT_OFFSET); 16380ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_1_PORT_MASK; 16390ade8cd8SKonstantin Porotchkin } else if (pcie_width == PCIE_LNK_X4) { 16400ade8cd8SKonstantin Porotchkin data = (COMPHY_LANE0 << 16410ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_0_PORT_OFFSET) | 16420ade8cd8SKonstantin Porotchkin (COMPHY_LANE1 << 16430ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_1_PORT_OFFSET) | 16440ade8cd8SKonstantin Porotchkin (COMPHY_LANE2 << 16450ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_2_PORT_OFFSET) | 16460ade8cd8SKonstantin Porotchkin (COMPHY_LANE3 << 16470ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_COMPHY_3_PORT_OFFSET); 16480ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_SD_CTRL1_COMPHY_0_3_PORT_MASK; 16490ade8cd8SKonstantin Porotchkin } 16500ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 16510ade8cd8SKonstantin Porotchkin data, mask); 16520ade8cd8SKonstantin Porotchkin } 16530ade8cd8SKonstantin Porotchkin 16540ade8cd8SKonstantin Porotchkin debug("stage: Check PLL\n"); 16550ade8cd8SKonstantin Porotchkin /* Read lane status */ 16560ade8cd8SKonstantin Porotchkin for (i = start_lane; i < end_lane; i++) { 16570ade8cd8SKonstantin Porotchkin addr = HPIPE_ADDR( 16580ade8cd8SKonstantin Porotchkin COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), i) + 16590ade8cd8SKonstantin Porotchkin HPIPE_LANE_STATUS1_REG; 16600ade8cd8SKonstantin Porotchkin data = HPIPE_LANE_STATUS1_PCLK_EN_MASK; 16610ade8cd8SKonstantin Porotchkin mask = data; 16620ade8cd8SKonstantin Porotchkin ret = polling_with_timeout(addr, data, mask, 16630ade8cd8SKonstantin Porotchkin PLL_LOCK_TIMEOUT, 16640ade8cd8SKonstantin Porotchkin REG_32BIT); 16650ade8cd8SKonstantin Porotchkin if (ret) 16660ade8cd8SKonstantin Porotchkin ERROR("Failed to lock PCIE PLL\n"); 16670ade8cd8SKonstantin Porotchkin } 16680ade8cd8SKonstantin Porotchkin } 16690ade8cd8SKonstantin Porotchkin 16700ade8cd8SKonstantin Porotchkin debug_exit(); 16710ade8cd8SKonstantin Porotchkin 16720ade8cd8SKonstantin Porotchkin return ret; 16730ade8cd8SKonstantin Porotchkin } 16740ade8cd8SKonstantin Porotchkin 16750ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_rxaui_power_on(uint64_t comphy_base, 16760ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 16770ade8cd8SKonstantin Porotchkin { 16780ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr, comphy_addr, addr; 16790ade8cd8SKonstantin Porotchkin uint32_t mask, data; 16800ade8cd8SKonstantin Porotchkin int ret = 0; 16810ade8cd8SKonstantin Porotchkin 16820ade8cd8SKonstantin Porotchkin debug_enter(); 16830ade8cd8SKonstantin Porotchkin 16840ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 16850ade8cd8SKonstantin Porotchkin comphy_index); 16860ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 16870ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 16880ade8cd8SKonstantin Porotchkin comphy_index); 16890ade8cd8SKonstantin Porotchkin 16900ade8cd8SKonstantin Porotchkin /* configure phy selector for RXAUI */ 16910ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_phy_selector(comphy_base, comphy_index, 16920ade8cd8SKonstantin Porotchkin comphy_mode); 16930ade8cd8SKonstantin Porotchkin 16940ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 16950ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 16960ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 16970ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 16980ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 16990ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 17000ade8cd8SKonstantin Porotchkin 17010ade8cd8SKonstantin Porotchkin if (comphy_index == 2) { 17020ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 17030ade8cd8SKonstantin Porotchkin 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET, 17040ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_RXAUI0_MASK); 17050ade8cd8SKonstantin Porotchkin } 17060ade8cd8SKonstantin Porotchkin if (comphy_index == 4) { 17070ade8cd8SKonstantin Porotchkin reg_set(comphy_base + COMMON_PHY_SD_CTRL1, 17080ade8cd8SKonstantin Porotchkin 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET, 17090ade8cd8SKonstantin Porotchkin COMMON_PHY_SD_CTRL1_RXAUI1_MASK); 17100ade8cd8SKonstantin Porotchkin } 17110ade8cd8SKonstantin Porotchkin 17120ade8cd8SKonstantin Porotchkin /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ 17130ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 17140ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 17150ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; 17160ade8cd8SKonstantin Porotchkin data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; 17170ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; 17180ade8cd8SKonstantin Porotchkin data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; 17190ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 17200ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 17210ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 17220ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 17230ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; 17240ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; 17250ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK; 17260ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET; 17270ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 17280ade8cd8SKonstantin Porotchkin 17290ade8cd8SKonstantin Porotchkin /* release from hard reset */ 17300ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 17310ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 17320ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 17330ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 17340ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 17350ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 17360ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 17370ade8cd8SKonstantin Porotchkin 17380ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 17390ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 17400ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 17410ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 17420ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 17430ade8cd8SKonstantin Porotchkin 17440ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 17450ade8cd8SKonstantin Porotchkin mdelay(1); 17460ade8cd8SKonstantin Porotchkin 17470ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 17480ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 17490ade8cd8SKonstantin Porotchkin /* set reference clock */ 17500ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, 17510ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, 17520ade8cd8SKonstantin Porotchkin HPIPE_MISC_REFCLK_SEL_MASK); 17530ade8cd8SKonstantin Porotchkin /* Power and PLL Control */ 17540ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 17550ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 17560ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 17570ade8cd8SKonstantin Porotchkin data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 17580ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 17590ade8cd8SKonstantin Porotchkin /* Loopback register */ 17600ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, 17610ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK); 17620ade8cd8SKonstantin Porotchkin /* rx control 1 */ 17630ade8cd8SKonstantin Porotchkin mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; 17640ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; 17650ade8cd8SKonstantin Porotchkin mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; 17660ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; 17670ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); 17680ade8cd8SKonstantin Porotchkin /* DTL Control */ 17690ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, 17700ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET, 17710ade8cd8SKonstantin Porotchkin HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK); 17720ade8cd8SKonstantin Porotchkin 17730ade8cd8SKonstantin Porotchkin /* Set analog parameters from ETP(HW) */ 17740ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 17750ade8cd8SKonstantin Porotchkin /* SERDES External Configuration 2 */ 17760ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, 17770ade8cd8SKonstantin Porotchkin 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET, 17780ade8cd8SKonstantin Porotchkin SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK); 17790ade8cd8SKonstantin Porotchkin /* 0x7-DFE Resolution control */ 17800ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET, 17810ade8cd8SKonstantin Porotchkin HPIPE_DFE_RES_FORCE_MASK); 17820ade8cd8SKonstantin Porotchkin /* 0xd-G1_Setting_0 */ 17830ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, 17840ade8cd8SKonstantin Porotchkin 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET, 17850ade8cd8SKonstantin Porotchkin HPIPE_G1_SET_0_G1_TX_EMPH1_MASK); 17860ade8cd8SKonstantin Porotchkin /* 0xE-G1_Setting_1 */ 17870ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; 17880ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; 17893c0024ccSGrzegorz Jaszczyk mask |= HPIPE_G1_SET_1_G1_RX_SELMUPF_MASK; 17903c0024ccSGrzegorz Jaszczyk data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPF_OFFSET; 17910ade8cd8SKonstantin Porotchkin mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK; 17920ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET; 17930ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); 17940ade8cd8SKonstantin Porotchkin /* 0xA-DFE_Reg3 */ 17950ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; 17960ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; 17970ade8cd8SKonstantin Porotchkin mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; 17980ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; 17990ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); 18000ade8cd8SKonstantin Porotchkin 18010ade8cd8SKonstantin Porotchkin /* 0x111-G1_Setting_4 */ 18020ade8cd8SKonstantin Porotchkin mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 18030ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 18040ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 18050ade8cd8SKonstantin Porotchkin 18060ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); 18070ade8cd8SKonstantin Porotchkin /* SERDES External Configuration */ 18080ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; 18090ade8cd8SKonstantin Porotchkin data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; 18100ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; 18110ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; 18120ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; 18130ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; 18140ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); 18150ade8cd8SKonstantin Porotchkin 18160ade8cd8SKonstantin Porotchkin 18170ade8cd8SKonstantin Porotchkin /* check PLL rx & tx ready */ 18180ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 18190ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | 18200ade8cd8SKonstantin Porotchkin SD_EXTERNAL_STATUS0_PLL_TX_MASK; 18210ade8cd8SKonstantin Porotchkin mask = data; 18220ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 15000, REG_32BIT); 18230ade8cd8SKonstantin Porotchkin if (data != 0) { 18240ade8cd8SKonstantin Porotchkin debug("Read from reg = %lx - value = 0x%x\n", 18250ade8cd8SKonstantin Porotchkin sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); 18260ade8cd8SKonstantin Porotchkin ERROR("SD_EXTERNAL_STATUS0_PLL_RX is %d, -\"-_PLL_TX is %d\n", 18270ade8cd8SKonstantin Porotchkin (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK), 18280ade8cd8SKonstantin Porotchkin (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK)); 18290ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 18300ade8cd8SKonstantin Porotchkin } 18310ade8cd8SKonstantin Porotchkin 18320ade8cd8SKonstantin Porotchkin /* RX init */ 18330ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, 18340ade8cd8SKonstantin Porotchkin 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET, 18350ade8cd8SKonstantin Porotchkin SD_EXTERNAL_CONFIG1_RX_INIT_MASK); 18360ade8cd8SKonstantin Porotchkin 18370ade8cd8SKonstantin Porotchkin /* check that RX init done */ 18380ade8cd8SKonstantin Porotchkin addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; 18390ade8cd8SKonstantin Porotchkin data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; 18400ade8cd8SKonstantin Porotchkin mask = data; 18410ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 100, REG_32BIT); 18420ade8cd8SKonstantin Porotchkin if (data != 0) { 18430ade8cd8SKonstantin Porotchkin debug("Read from reg = %lx - value = 0x%x\n", 18440ade8cd8SKonstantin Porotchkin sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); 18450ade8cd8SKonstantin Porotchkin ERROR("SD_EXTERNAL_STATUS0_RX_INIT is 0\n"); 18460ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 18470ade8cd8SKonstantin Porotchkin } 18480ade8cd8SKonstantin Porotchkin 18490ade8cd8SKonstantin Porotchkin debug("stage: RF Reset\n"); 18500ade8cd8SKonstantin Porotchkin /* RF Reset */ 18510ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; 18520ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; 18530ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 18540ade8cd8SKonstantin Porotchkin data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 18550ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 18560ade8cd8SKonstantin Porotchkin 18570ade8cd8SKonstantin Porotchkin debug_exit(); 18580ade8cd8SKonstantin Porotchkin 18590ade8cd8SKonstantin Porotchkin return ret; 18600ade8cd8SKonstantin Porotchkin } 18610ade8cd8SKonstantin Porotchkin 18620ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_usb3_power_on(uint64_t comphy_base, 18630ade8cd8SKonstantin Porotchkin uint8_t comphy_index, uint32_t comphy_mode) 18640ade8cd8SKonstantin Porotchkin { 18650ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, comphy_addr, addr; 18660ade8cd8SKonstantin Porotchkin uint32_t mask, data; 18670ade8cd8SKonstantin Porotchkin int ret = 0; 18680ade8cd8SKonstantin Porotchkin 18690ade8cd8SKonstantin Porotchkin debug_enter(); 18700ade8cd8SKonstantin Porotchkin 18710ade8cd8SKonstantin Porotchkin /* Configure PIPE selector for USB3 */ 18720ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_set_pipe_selector(comphy_base, comphy_index, 18730ade8cd8SKonstantin Porotchkin comphy_mode); 18740ade8cd8SKonstantin Porotchkin 18750ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 18760ade8cd8SKonstantin Porotchkin comphy_index); 18770ade8cd8SKonstantin Porotchkin comphy_addr = COMPHY_ADDR(comphy_base, comphy_index); 18780ade8cd8SKonstantin Porotchkin 18790ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 18800ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 18810ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 18820ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 18830ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 18840ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 18850ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 18860ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 18870ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 18880ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 18890ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_PHY_MODE_MASK; 18900ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_PHY_MODE_OFFSET; 18910ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 18920ade8cd8SKonstantin Porotchkin 18930ade8cd8SKonstantin Porotchkin /* release from hard reset */ 18940ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 18950ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 18960ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 18970ade8cd8SKonstantin Porotchkin data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 18980ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 18990ade8cd8SKonstantin Porotchkin 19000ade8cd8SKonstantin Porotchkin /* Wait 1ms - until band gap and ref clock ready */ 19010ade8cd8SKonstantin Porotchkin mdelay(1); 19020ade8cd8SKonstantin Porotchkin 19030ade8cd8SKonstantin Porotchkin /* Start comphy Configuration */ 19040ade8cd8SKonstantin Porotchkin debug("stage: Comphy configuration\n"); 19050ade8cd8SKonstantin Porotchkin /* Set PIPE soft reset */ 19060ade8cd8SKonstantin Porotchkin mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK; 19070ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET; 19080ade8cd8SKonstantin Porotchkin /* Set PHY datapath width mode for V0 */ 19090ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK; 19100ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET; 19110ade8cd8SKonstantin Porotchkin /* Set Data bus width USB mode for V0 */ 19120ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK; 19130ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET; 19140ade8cd8SKonstantin Porotchkin /* Set CORE_CLK output frequency for 250Mhz */ 19150ade8cd8SKonstantin Porotchkin mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK; 19160ade8cd8SKonstantin Porotchkin data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET; 19170ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask); 19180ade8cd8SKonstantin Porotchkin /* Set PLL ready delay for 0x2 */ 19190ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, 19200ade8cd8SKonstantin Porotchkin 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET, 19210ade8cd8SKonstantin Porotchkin HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK); 19220ade8cd8SKonstantin Porotchkin /* Set reference clock to come from group 1 - 25Mhz */ 19230ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_MISC_REG, 19240ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, 19250ade8cd8SKonstantin Porotchkin HPIPE_MISC_REFCLK_SEL_MASK); 19260ade8cd8SKonstantin Porotchkin /* Set reference frequcency select - 0x2 */ 19270ade8cd8SKonstantin Porotchkin mask = HPIPE_PWR_PLL_REF_FREQ_MASK; 19280ade8cd8SKonstantin Porotchkin data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; 19290ade8cd8SKonstantin Porotchkin /* Set PHY mode to USB - 0x5 */ 19300ade8cd8SKonstantin Porotchkin mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; 19310ade8cd8SKonstantin Porotchkin data |= 0x5 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; 19320ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); 19330ade8cd8SKonstantin Porotchkin /* Set the amount of time spent in the LoZ state - set for 0x7 */ 19340ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL, 19350ade8cd8SKonstantin Porotchkin 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET, 19360ade8cd8SKonstantin Porotchkin HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK); 19370ade8cd8SKonstantin Porotchkin /* Set max PHY generation setting - 5Gbps */ 19380ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_INTERFACE_REG, 19390ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_INTERFACE_GEN_MAX_OFFSET, 19400ade8cd8SKonstantin Porotchkin HPIPE_INTERFACE_GEN_MAX_MASK); 19410ade8cd8SKonstantin Porotchkin /* Set select data width 20Bit (SEL_BITS[2:0]) */ 19420ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, 19430ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, 19440ade8cd8SKonstantin Porotchkin HPIPE_LOOPBACK_SEL_MASK); 19450ade8cd8SKonstantin Porotchkin /* select de-emphasize 3.5db */ 19460ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_CONFIG0_REG, 19470ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET, 19480ade8cd8SKonstantin Porotchkin HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK); 19490ade8cd8SKonstantin Porotchkin /* override tx margining from the MAC */ 19500ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_TST_MODE_CTRL_REG, 19510ade8cd8SKonstantin Porotchkin 0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET, 19520ade8cd8SKonstantin Porotchkin HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK); 19530ade8cd8SKonstantin Porotchkin 19540ade8cd8SKonstantin Porotchkin /* Start analog parameters from ETP(HW) */ 19550ade8cd8SKonstantin Porotchkin debug("stage: Analog parameters from ETP(HW)\n"); 19560ade8cd8SKonstantin Porotchkin /* Set Pin DFE_PAT_DIS -> Bit[1]: PIN_DFE_PAT_DIS = 0x0 */ 19570ade8cd8SKonstantin Porotchkin mask = HPIPE_LANE_CFG4_DFE_CTRL_MASK; 19580ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET; 19590ade8cd8SKonstantin Porotchkin /* Set Override PHY DFE control pins for 0x1 */ 19600ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG4_DFE_OVER_MASK; 19610ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET; 19620ade8cd8SKonstantin Porotchkin /* Set Spread Spectrum Clock Enable fot 0x1 */ 19630ade8cd8SKonstantin Porotchkin mask |= HPIPE_LANE_CFG4_SSC_CTRL_MASK; 19640ade8cd8SKonstantin Porotchkin data |= 0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET; 19650ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask); 19660ade8cd8SKonstantin Porotchkin /* Confifure SSC amplitude */ 19670ade8cd8SKonstantin Porotchkin mask = HPIPE_G2_TX_SSC_AMP_MASK; 19680ade8cd8SKonstantin Porotchkin data = 0x1f << HPIPE_G2_TX_SSC_AMP_OFFSET; 19690ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_G2_SET_2_REG, data, mask); 19700ade8cd8SKonstantin Porotchkin /* End of analog parameters */ 19710ade8cd8SKonstantin Porotchkin 19720ade8cd8SKonstantin Porotchkin debug("stage: Comphy power up\n"); 19730ade8cd8SKonstantin Porotchkin /* Release from PIPE soft reset */ 19740ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, 19750ade8cd8SKonstantin Porotchkin 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET, 19760ade8cd8SKonstantin Porotchkin HPIPE_RST_CLK_CTRL_PIPE_RST_MASK); 19770ade8cd8SKonstantin Porotchkin 19780ade8cd8SKonstantin Porotchkin /* wait 15ms - for comphy calibration done */ 19790ade8cd8SKonstantin Porotchkin debug("stage: Check PLL\n"); 19800ade8cd8SKonstantin Porotchkin /* Read lane status */ 19810ade8cd8SKonstantin Porotchkin addr = hpipe_addr + HPIPE_LANE_STATUS1_REG; 19820ade8cd8SKonstantin Porotchkin data = HPIPE_LANE_STATUS1_PCLK_EN_MASK; 19830ade8cd8SKonstantin Porotchkin mask = data; 19840ade8cd8SKonstantin Porotchkin data = polling_with_timeout(addr, data, mask, 15000, REG_32BIT); 19850ade8cd8SKonstantin Porotchkin if (data != 0) { 19860ade8cd8SKonstantin Porotchkin debug("Read from reg = %lx - value = 0x%x\n", 19870ade8cd8SKonstantin Porotchkin hpipe_addr + HPIPE_LANE_STATUS1_REG, data); 19880ade8cd8SKonstantin Porotchkin ERROR("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n"); 19890ade8cd8SKonstantin Porotchkin ret = -ETIMEDOUT; 19900ade8cd8SKonstantin Porotchkin } 19910ade8cd8SKonstantin Porotchkin 19920ade8cd8SKonstantin Porotchkin debug_exit(); 19930ade8cd8SKonstantin Porotchkin 19940ade8cd8SKonstantin Porotchkin return ret; 19950ade8cd8SKonstantin Porotchkin } 19960ade8cd8SKonstantin Porotchkin 199742a29337SGrzegorz Jaszczyk int mvebu_cp110_comphy_xfi_rx_training(uint64_t comphy_base, 199842a29337SGrzegorz Jaszczyk uint8_t comphy_index) 19990ade8cd8SKonstantin Porotchkin { 20000ade8cd8SKonstantin Porotchkin uint32_t mask, data, timeout; 200142a29337SGrzegorz Jaszczyk uint32_t g1_ffe_cap_sel, g1_ffe_res_sel, align90, g1_dfe_res; 20020ade8cd8SKonstantin Porotchkin uintptr_t hpipe_addr, sd_ip_addr; 20030ade8cd8SKonstantin Porotchkin 200442a29337SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 200542a29337SGrzegorz Jaszczyk 200642a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 200742a29337SGrzegorz Jaszczyk 20080ade8cd8SKonstantin Porotchkin hpipe_addr = HPIPE_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 20090ade8cd8SKonstantin Porotchkin comphy_index); 20100ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 20110ade8cd8SKonstantin Porotchkin comphy_index); 20120ade8cd8SKonstantin Porotchkin 201342a29337SGrzegorz Jaszczyk debug_enter(); 201442a29337SGrzegorz Jaszczyk 201542a29337SGrzegorz Jaszczyk debug("stage: RF Reset\n"); 201642a29337SGrzegorz Jaszczyk 201742a29337SGrzegorz Jaszczyk /* Release from hard reset */ 201842a29337SGrzegorz Jaszczyk mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 201942a29337SGrzegorz Jaszczyk data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 202042a29337SGrzegorz Jaszczyk mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 202142a29337SGrzegorz Jaszczyk data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 202242a29337SGrzegorz Jaszczyk mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 202342a29337SGrzegorz Jaszczyk data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 202442a29337SGrzegorz Jaszczyk reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 202542a29337SGrzegorz Jaszczyk 202642a29337SGrzegorz Jaszczyk mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 202742a29337SGrzegorz Jaszczyk data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 202842a29337SGrzegorz Jaszczyk mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 202942a29337SGrzegorz Jaszczyk data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 203042a29337SGrzegorz Jaszczyk reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 203142a29337SGrzegorz Jaszczyk 203242a29337SGrzegorz Jaszczyk /* Wait 50ms - until band gap and ref clock ready */ 203342a29337SGrzegorz Jaszczyk mdelay(50); 203442a29337SGrzegorz Jaszczyk 203542a29337SGrzegorz Jaszczyk debug("Preparation for rx_training\n\n"); 203642a29337SGrzegorz Jaszczyk 203742a29337SGrzegorz Jaszczyk /* Use the FFE table */ 203842a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 203942a29337SGrzegorz Jaszczyk data = 0 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 204042a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 204142a29337SGrzegorz Jaszczyk 204242a29337SGrzegorz Jaszczyk /* Use auto-calibration value */ 204342a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_RXCLKALIGN_90_EXT_EN_MASK; 204442a29337SGrzegorz Jaszczyk data = 0 << HPIPE_CAL_RXCLKALIGN_90_EXT_EN_OFFSET; 204542a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 204642a29337SGrzegorz Jaszczyk data, mask); 204742a29337SGrzegorz Jaszczyk 204842a29337SGrzegorz Jaszczyk /* Use Tx/Rx training results */ 204942a29337SGrzegorz Jaszczyk mask = HPIPE_DFE_RES_FORCE_MASK; 205042a29337SGrzegorz Jaszczyk data = 0 << HPIPE_DFE_RES_FORCE_OFFSET; 205142a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 205242a29337SGrzegorz Jaszczyk 205342a29337SGrzegorz Jaszczyk debug("PRBS31 loppback\n\n"); 205442a29337SGrzegorz Jaszczyk 20550ade8cd8SKonstantin Porotchkin /* Configure PRBS counters */ 20560ade8cd8SKonstantin Porotchkin mask = HPIPE_PHY_TEST_PATTERN_SEL_MASK; 20570ade8cd8SKonstantin Porotchkin data = 0xe << HPIPE_PHY_TEST_PATTERN_SEL_OFFSET; 20580ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHY_TEST_CONTROL_REG, data, mask); 20590ade8cd8SKonstantin Porotchkin 20600ade8cd8SKonstantin Porotchkin mask = HPIPE_PHY_TEST_DATA_MASK; 206142a29337SGrzegorz Jaszczyk data = 0xc4 << HPIPE_PHY_TEST_DATA_OFFSET; 20620ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHY_TEST_DATA_REG, data, mask); 20630ade8cd8SKonstantin Porotchkin 20640ade8cd8SKonstantin Porotchkin mask = HPIPE_PHY_TEST_EN_MASK; 20650ade8cd8SKonstantin Porotchkin data = 0x1 << HPIPE_PHY_TEST_EN_OFFSET; 20660ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_PHY_TEST_CONTROL_REG, data, mask); 20670ade8cd8SKonstantin Porotchkin 206842a29337SGrzegorz Jaszczyk mdelay(10); 206942a29337SGrzegorz Jaszczyk debug("Enable TX/RX training\n\n"); 20700ade8cd8SKonstantin Porotchkin 207142a29337SGrzegorz Jaszczyk mask = HPIPE_TRX_RX_TRAIN_EN_MASK; 207242a29337SGrzegorz Jaszczyk data = 0x1 << HPIPE_TRX_RX_TRAIN_EN_OFFSET; 207342a29337SGrzegorz Jaszczyk mask |= HPIPE_TRX_RX_ANA_IF_CLK_ENE_MASK; 207442a29337SGrzegorz Jaszczyk data |= 0x1 << HPIPE_TRX_RX_ANA_IF_CLK_ENE_OFFSET; 207542a29337SGrzegorz Jaszczyk mask |= HPIPE_TRX_TX_CTRL_CLK_EN_MASK; 207642a29337SGrzegorz Jaszczyk data |= 0x1 << HPIPE_TRX_TX_CTRL_CLK_EN_OFFSET; 207742a29337SGrzegorz Jaszczyk mask |= HPIPE_TRX_UPDATE_THEN_HOLD_MASK; 207842a29337SGrzegorz Jaszczyk data |= 0x1 << HPIPE_TRX_UPDATE_THEN_HOLD_OFFSET; 207942a29337SGrzegorz Jaszczyk mask |= HPIPE_TRX_TX_F0T_EO_BASED_MASK; 208042a29337SGrzegorz Jaszczyk data |= 0x1 << HPIPE_TRX_TX_F0T_EO_BASED_OFFSET; 208142a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX_TRAIN_CTRL_0_REG, data, mask); 20820ade8cd8SKonstantin Porotchkin 20830ade8cd8SKonstantin Porotchkin /* Check the result of RX training */ 20840ade8cd8SKonstantin Porotchkin timeout = RX_TRAINING_TIMEOUT; 208542a29337SGrzegorz Jaszczyk mask = HPIPE_INTERRUPT_TRX_TRAIN_DONE_OFFSET | 208642a29337SGrzegorz Jaszczyk HPIPE_INTERRUPT_DFE_DONE_INT_OFFSET | 208742a29337SGrzegorz Jaszczyk HPIPE_INTERRUPT_RX_TRAIN_COMPLETE_INT_MASK; 20880ade8cd8SKonstantin Porotchkin while (timeout) { 208942a29337SGrzegorz Jaszczyk data = mmio_read_32(hpipe_addr + HPIPE_INTERRUPT_1_REGISTER); 209042a29337SGrzegorz Jaszczyk if (data & mask) 20910ade8cd8SKonstantin Porotchkin break; 20920ade8cd8SKonstantin Porotchkin mdelay(1); 20930ade8cd8SKonstantin Porotchkin timeout--; 20940ade8cd8SKonstantin Porotchkin } 20950ade8cd8SKonstantin Porotchkin 209642a29337SGrzegorz Jaszczyk debug("RX training result: interrupt reg 0x%lx = 0x%x\n\n", 209742a29337SGrzegorz Jaszczyk hpipe_addr + HPIPE_INTERRUPT_1_REGISTER, data); 209842a29337SGrzegorz Jaszczyk 209942a29337SGrzegorz Jaszczyk if (timeout == 0 || data & HPIPE_TRX_TRAIN_TIME_OUT_INT_MASK) { 210042a29337SGrzegorz Jaszczyk ERROR("Rx training timeout...\n"); 21010ade8cd8SKonstantin Porotchkin return -ETIMEDOUT; 21020ade8cd8SKonstantin Porotchkin } 21030ade8cd8SKonstantin Porotchkin 210442a29337SGrzegorz Jaszczyk if (data & HPIPE_TRX_TRAIN_FAILED_MASK) { 210542a29337SGrzegorz Jaszczyk ERROR("Rx training failed...\n"); 210642a29337SGrzegorz Jaszczyk return -EINVAL; 210742a29337SGrzegorz Jaszczyk } 210842a29337SGrzegorz Jaszczyk 210942a29337SGrzegorz Jaszczyk mask = HPIPE_TRX_RX_TRAIN_EN_MASK; 211042a29337SGrzegorz Jaszczyk data = 0x0 << HPIPE_TRX_RX_TRAIN_EN_OFFSET; 211142a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_TRX_TRAIN_CTRL_0_REG, data, mask); 211242a29337SGrzegorz Jaszczyk 211342a29337SGrzegorz Jaszczyk debug("Training done, reading results...\n\n"); 211442a29337SGrzegorz Jaszczyk 211542a29337SGrzegorz Jaszczyk mask = HPIPE_ADAPTED_FFE_ADAPTED_FFE_RES_MASK; 211642a29337SGrzegorz Jaszczyk g1_ffe_res_sel = ((mmio_read_32(hpipe_addr + 211742a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG) 211842a29337SGrzegorz Jaszczyk & mask) >> HPIPE_ADAPTED_FFE_ADAPTED_FFE_RES_OFFSET); 211942a29337SGrzegorz Jaszczyk 212042a29337SGrzegorz Jaszczyk mask = HPIPE_ADAPTED_FFE_ADAPTED_FFE_CAP_MASK; 212142a29337SGrzegorz Jaszczyk g1_ffe_cap_sel = ((mmio_read_32(hpipe_addr + 212242a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG) 212342a29337SGrzegorz Jaszczyk & mask) >> HPIPE_ADAPTED_FFE_ADAPTED_FFE_CAP_OFFSET); 212442a29337SGrzegorz Jaszczyk 212542a29337SGrzegorz Jaszczyk mask = HPIPE_DATA_PHASE_ADAPTED_OS_PH_MASK; 212642a29337SGrzegorz Jaszczyk align90 = ((mmio_read_32(hpipe_addr + HPIPE_DATA_PHASE_OFF_CTRL_REG) 212742a29337SGrzegorz Jaszczyk & mask) >> HPIPE_DATA_PHASE_ADAPTED_OS_PH_OFFSET); 212842a29337SGrzegorz Jaszczyk 212942a29337SGrzegorz Jaszczyk mask = HPIPE_ADAPTED_DFE_RES_MASK; 213042a29337SGrzegorz Jaszczyk g1_dfe_res = ((mmio_read_32(hpipe_addr + 213142a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_DFE_COEFFICIENT_1_REG) 213242a29337SGrzegorz Jaszczyk & mask) >> HPIPE_ADAPTED_DFE_RES_OFFSET); 213342a29337SGrzegorz Jaszczyk 213442a29337SGrzegorz Jaszczyk debug("================================================\n"); 213542a29337SGrzegorz Jaszczyk debug("Switching to static configuration:\n"); 213642a29337SGrzegorz Jaszczyk debug("FFE_RES = 0x%x FFE_CAP = 0x%x align90 = 0x%x g1_dfe_res 0x%x\n", 213742a29337SGrzegorz Jaszczyk g1_ffe_res_sel, g1_ffe_cap_sel, align90, g1_dfe_res); 213842a29337SGrzegorz Jaszczyk debug("Result after training: 0x%lx= 0x%x, 0x%lx= 0x%x, 0x%lx = 0x%x\n", 213942a29337SGrzegorz Jaszczyk (hpipe_addr + HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG), 214042a29337SGrzegorz Jaszczyk mmio_read_32(hpipe_addr + 214142a29337SGrzegorz Jaszczyk HPIPE_ADAPTED_FFE_CAPACITOR_COUNTER_CTRL_REG), 214242a29337SGrzegorz Jaszczyk (hpipe_addr + HPIPE_DATA_PHASE_OFF_CTRL_REG), 214342a29337SGrzegorz Jaszczyk mmio_read_32(hpipe_addr + HPIPE_DATA_PHASE_OFF_CTRL_REG), 214442a29337SGrzegorz Jaszczyk (hpipe_addr + HPIPE_ADAPTED_DFE_COEFFICIENT_1_REG), 214542a29337SGrzegorz Jaszczyk mmio_read_32(hpipe_addr + HPIPE_ADAPTED_DFE_COEFFICIENT_1_REG)); 214642a29337SGrzegorz Jaszczyk debug("================================================\n"); 214742a29337SGrzegorz Jaszczyk 214842a29337SGrzegorz Jaszczyk /* Update FFE_RES */ 214942a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_MASK; 215042a29337SGrzegorz Jaszczyk data = g1_ffe_res_sel << HPIPE_G1_SETTINGS_3_G1_FFE_RES_SEL_OFFSET; 215142a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 215242a29337SGrzegorz Jaszczyk 215342a29337SGrzegorz Jaszczyk /* Update FFE_CAP */ 215442a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_MASK; 215542a29337SGrzegorz Jaszczyk data = g1_ffe_cap_sel << HPIPE_G1_SETTINGS_3_G1_FFE_CAP_SEL_OFFSET; 215642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 215742a29337SGrzegorz Jaszczyk 215842a29337SGrzegorz Jaszczyk /* Bypass the FFE table settings and use the FFE settings directly from 215942a29337SGrzegorz Jaszczyk * registers FFE_RES_SEL and FFE_CAP_SEL 21600ade8cd8SKonstantin Porotchkin */ 216142a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_MASK; 216242a29337SGrzegorz Jaszczyk data = 1 << HPIPE_G1_SETTINGS_3_G1_FFE_SETTING_FORCE_OFFSET; 216342a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_3_REG, data, mask); 21640ade8cd8SKonstantin Porotchkin 216542a29337SGrzegorz Jaszczyk /* Use the value from CAL_OS_PH_EXT */ 216642a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_RXCLKALIGN_90_EXT_EN_MASK; 216742a29337SGrzegorz Jaszczyk data = 1 << HPIPE_CAL_RXCLKALIGN_90_EXT_EN_OFFSET; 216842a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 216942a29337SGrzegorz Jaszczyk data, mask); 21700ade8cd8SKonstantin Porotchkin 217142a29337SGrzegorz Jaszczyk /* Update align90 */ 217242a29337SGrzegorz Jaszczyk mask = HPIPE_CAL_OS_PH_EXT_MASK; 217342a29337SGrzegorz Jaszczyk data = align90 << HPIPE_CAL_OS_PH_EXT_OFFSET; 217442a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_RX_CLK_ALIGN90_AND_TX_IDLE_CALIB_CTRL_REG, 217542a29337SGrzegorz Jaszczyk data, mask); 21760ade8cd8SKonstantin Porotchkin 217742a29337SGrzegorz Jaszczyk /* Force DFE resolution (use gen table value) */ 21780ade8cd8SKonstantin Porotchkin mask = HPIPE_DFE_RES_FORCE_MASK; 21790ade8cd8SKonstantin Porotchkin data = 0x0 << HPIPE_DFE_RES_FORCE_OFFSET; 21800ade8cd8SKonstantin Porotchkin reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask); 21810ade8cd8SKonstantin Porotchkin 218242a29337SGrzegorz Jaszczyk /* 0x111-G1 DFE_Setting_4 */ 218342a29337SGrzegorz Jaszczyk mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; 218442a29337SGrzegorz Jaszczyk data = g1_dfe_res << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; 218542a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); 21860ade8cd8SKonstantin Porotchkin 218742a29337SGrzegorz Jaszczyk debug("PRBS31 loppback\n\n"); 21880ade8cd8SKonstantin Porotchkin 218942a29337SGrzegorz Jaszczyk mask = HPIPE_PHY_TEST_PT_TESTMODE_MASK; 219042a29337SGrzegorz Jaszczyk data = 0x1 << HPIPE_PHY_TEST_PT_TESTMODE_OFFSET; 219142a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_PHY_TEST_OOB_0_REGISTER, data, mask); 21920ade8cd8SKonstantin Porotchkin 219342a29337SGrzegorz Jaszczyk /* Configure PRBS counters */ 219442a29337SGrzegorz Jaszczyk mask = HPIPE_PHY_TEST_PATTERN_SEL_MASK; 219542a29337SGrzegorz Jaszczyk data = 0xe << HPIPE_PHY_TEST_PATTERN_SEL_OFFSET; 219642a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_PHY_TEST_CONTROL_REG, data, mask); 21970ade8cd8SKonstantin Porotchkin 219842a29337SGrzegorz Jaszczyk mask = HPIPE_PHY_TEST_DATA_MASK; 219942a29337SGrzegorz Jaszczyk data = 0xc4 << HPIPE_PHY_TEST_DATA_OFFSET; 220042a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_PHY_TEST_DATA_REG, data, mask); 22010ade8cd8SKonstantin Porotchkin 220242a29337SGrzegorz Jaszczyk mask = HPIPE_PHY_TEST_EN_MASK; 220342a29337SGrzegorz Jaszczyk data = 0x1 << HPIPE_PHY_TEST_EN_OFFSET; 220442a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_PHY_TEST_CONTROL_REG, data, mask); 22050ade8cd8SKonstantin Porotchkin 220642a29337SGrzegorz Jaszczyk /* Reset PRBS error counter */ 220742a29337SGrzegorz Jaszczyk mask = HPIPE_PHY_TEST_PATTERN_SEL_MASK; 220842a29337SGrzegorz Jaszczyk data = 0x1 << HPIPE_PHY_TEST_RESET_OFFSET; 220942a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_PHY_TEST_CONTROL_REG, data, mask); 221042a29337SGrzegorz Jaszczyk 221142a29337SGrzegorz Jaszczyk mask = HPIPE_PHY_TEST_PATTERN_SEL_MASK; 221242a29337SGrzegorz Jaszczyk data = 0x0 << HPIPE_PHY_TEST_RESET_OFFSET; 221342a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_PHY_TEST_CONTROL_REG, data, mask); 221442a29337SGrzegorz Jaszczyk 221542a29337SGrzegorz Jaszczyk mask = HPIPE_PHY_TEST_PT_TESTMODE_MASK; 221642a29337SGrzegorz Jaszczyk data = 0x1 << HPIPE_PHY_TEST_PT_TESTMODE_OFFSET; 221742a29337SGrzegorz Jaszczyk reg_set(hpipe_addr + HPIPE_PHY_TEST_OOB_0_REGISTER, data, mask); 221842a29337SGrzegorz Jaszczyk 221942a29337SGrzegorz Jaszczyk printf("########################################################\n"); 222042a29337SGrzegorz Jaszczyk printf("# To use trained values update the ATF sources:\n"); 222142a29337SGrzegorz Jaszczyk printf("# plat/marvell/a8k/<board_type>/board/phy-porting-layer.h "); 222242a29337SGrzegorz Jaszczyk printf("file\n# with new values as below (for appropriate AP nr %d", 222342a29337SGrzegorz Jaszczyk ap_nr); 222442a29337SGrzegorz Jaszczyk printf("and CP nr: %d comphy_index %d\n\n", 222542a29337SGrzegorz Jaszczyk cp_nr, comphy_index); 222642a29337SGrzegorz Jaszczyk printf("static struct xfi_params xfi_static_values_tab[AP_NUM]"); 222742a29337SGrzegorz Jaszczyk printf("[CP_NUM][MAX_LANE_NR] = {\n"); 222842a29337SGrzegorz Jaszczyk printf("\t...\n"); 222942a29337SGrzegorz Jaszczyk printf("\t.g1_ffe_res_sel = 0x%x,\n", g1_ffe_res_sel); 223042a29337SGrzegorz Jaszczyk printf("\t.g1_ffe_cap_sel = 0x%x,\n", g1_ffe_cap_sel); 223142a29337SGrzegorz Jaszczyk printf("\t.align90 = 0x%x,\n", align90); 223242a29337SGrzegorz Jaszczyk printf("\t.g1_dfe_res = 0x%x\n", g1_dfe_res); 223342a29337SGrzegorz Jaszczyk printf("\t...\n"); 223442a29337SGrzegorz Jaszczyk printf("};\n\n"); 223542a29337SGrzegorz Jaszczyk printf("########################################################\n"); 223642a29337SGrzegorz Jaszczyk 223742a29337SGrzegorz Jaszczyk /* check */ 223842a29337SGrzegorz Jaszczyk debug("PRBS error counter[0x%lx] 0x%x\n\n", 223942a29337SGrzegorz Jaszczyk hpipe_addr + HPIPE_PHY_TEST_PRBS_ERROR_COUNTER_1_REG, 224042a29337SGrzegorz Jaszczyk mmio_read_32(hpipe_addr + 224142a29337SGrzegorz Jaszczyk HPIPE_PHY_TEST_PRBS_ERROR_COUNTER_1_REG)); 224242a29337SGrzegorz Jaszczyk 224342a29337SGrzegorz Jaszczyk rx_trainng_done[ap_nr][cp_nr][comphy_index] = 1; 224442a29337SGrzegorz Jaszczyk 224542a29337SGrzegorz Jaszczyk return 0; 22460ade8cd8SKonstantin Porotchkin } 22470ade8cd8SKonstantin Porotchkin 22480ade8cd8SKonstantin Porotchkin /* During AP the proper mode is auto-negotiated and the mac, pcs and serdes 22490ade8cd8SKonstantin Porotchkin * configuration are done by the firmware loaded to the MG's CM3 for appropriate 22500ade8cd8SKonstantin Porotchkin * negotiated mode. Therefore there is no need to configure the mac, pcs and 22510ade8cd8SKonstantin Porotchkin * serdes from u-boot. The only thing that need to be setup is powering up 22520ade8cd8SKonstantin Porotchkin * the comphy, which is done through Common PHY<n> Configuration 1 Register 22530ade8cd8SKonstantin Porotchkin * (CP0: 0xF2441000, CP1: 0xF4441000). This step can't be done by MG's CM3, 22540ade8cd8SKonstantin Porotchkin * since it doesn't have an access to this register-set (but it has access to 22550ade8cd8SKonstantin Porotchkin * the network registers like: MG, AP, MAC, PCS, Serdes etc.) 22560ade8cd8SKonstantin Porotchkin */ 22570ade8cd8SKonstantin Porotchkin static int mvebu_cp110_comphy_ap_power_on(uint64_t comphy_base, 22580ade8cd8SKonstantin Porotchkin uint8_t comphy_index) 22590ade8cd8SKonstantin Porotchkin { 22600ade8cd8SKonstantin Porotchkin uint32_t mask, data; 22610ade8cd8SKonstantin Porotchkin uintptr_t comphy_addr = comphy_addr = 22620ade8cd8SKonstantin Porotchkin COMPHY_ADDR(comphy_base, comphy_index); 22630ade8cd8SKonstantin Porotchkin 22640ade8cd8SKonstantin Porotchkin debug_enter(); 22650ade8cd8SKonstantin Porotchkin debug("stage: RFU configurations - hard reset comphy\n"); 22660ade8cd8SKonstantin Porotchkin /* RFU configurations - hard reset comphy */ 22670ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_UP_MASK; 22680ade8cd8SKonstantin Porotchkin data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; 22690ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; 22700ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; 22710ade8cd8SKonstantin Porotchkin reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); 22720ade8cd8SKonstantin Porotchkin debug_exit(); 22730ade8cd8SKonstantin Porotchkin 22740ade8cd8SKonstantin Porotchkin return 0; 22750ade8cd8SKonstantin Porotchkin } 22760ade8cd8SKonstantin Porotchkin 22770ade8cd8SKonstantin Porotchkin /* 22780ade8cd8SKonstantin Porotchkin * This function allows to reset the digital synchronizers between 22790ade8cd8SKonstantin Porotchkin * the MAC and the PHY, it is required when the MAC changes its state. 22800ade8cd8SKonstantin Porotchkin */ 22810ade8cd8SKonstantin Porotchkin int mvebu_cp110_comphy_digital_reset(uint64_t comphy_base, 22820ade8cd8SKonstantin Porotchkin uint8_t comphy_index, 22830ade8cd8SKonstantin Porotchkin uint32_t comphy_mode, uint32_t command) 22840ade8cd8SKonstantin Porotchkin { 22850ade8cd8SKonstantin Porotchkin int mode = COMPHY_GET_MODE(comphy_mode); 22860ade8cd8SKonstantin Porotchkin uintptr_t sd_ip_addr; 22870ade8cd8SKonstantin Porotchkin uint32_t mask, data; 22880ade8cd8SKonstantin Porotchkin 22890ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 22900ade8cd8SKonstantin Porotchkin comphy_index); 22910ade8cd8SKonstantin Porotchkin 22920ade8cd8SKonstantin Porotchkin switch (mode) { 22930ade8cd8SKonstantin Porotchkin case (COMPHY_SGMII_MODE): 22940ade8cd8SKonstantin Porotchkin case (COMPHY_HS_SGMII_MODE): 22950ade8cd8SKonstantin Porotchkin case (COMPHY_XFI_MODE): 22960ade8cd8SKonstantin Porotchkin case (COMPHY_SFI_MODE): 22970ade8cd8SKonstantin Porotchkin case (COMPHY_RXAUI_MODE): 22980ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 22990ade8cd8SKonstantin Porotchkin data = ((command == COMPHY_COMMAND_DIGITAL_PWR_OFF) ? 23000ade8cd8SKonstantin Porotchkin 0x0 : 0x1) << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 23010ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 23020ade8cd8SKonstantin Porotchkin break; 23030ade8cd8SKonstantin Porotchkin default: 23040ade8cd8SKonstantin Porotchkin ERROR("comphy%d: Digital PWR ON/OFF is not supported\n", 23050ade8cd8SKonstantin Porotchkin comphy_index); 23060ade8cd8SKonstantin Porotchkin return -EINVAL; 23070ade8cd8SKonstantin Porotchkin } 23080ade8cd8SKonstantin Porotchkin 23090ade8cd8SKonstantin Porotchkin return 0; 23100ade8cd8SKonstantin Porotchkin } 23110ade8cd8SKonstantin Porotchkin 2312f858e989SGrzegorz Jaszczyk int mvebu_cp110_comphy_power_on(uint64_t comphy_base, uint8_t comphy_index, 23130ade8cd8SKonstantin Porotchkin uint64_t comphy_mode) 23140ade8cd8SKonstantin Porotchkin { 23150ade8cd8SKonstantin Porotchkin int mode = COMPHY_GET_MODE(comphy_mode); 23160ade8cd8SKonstantin Porotchkin int err = 0; 23170ade8cd8SKonstantin Porotchkin 23180ade8cd8SKonstantin Porotchkin debug_enter(); 23190ade8cd8SKonstantin Porotchkin 23200ade8cd8SKonstantin Porotchkin switch (mode) { 23210ade8cd8SKonstantin Porotchkin case(COMPHY_SATA_MODE): 23220ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_sata_power_on(comphy_base, 23230ade8cd8SKonstantin Porotchkin comphy_index, 23240ade8cd8SKonstantin Porotchkin comphy_mode); 23250ade8cd8SKonstantin Porotchkin break; 23260ade8cd8SKonstantin Porotchkin case(COMPHY_SGMII_MODE): 23270ade8cd8SKonstantin Porotchkin case(COMPHY_HS_SGMII_MODE): 23280ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_sgmii_power_on(comphy_base, 23290ade8cd8SKonstantin Porotchkin comphy_index, 23300ade8cd8SKonstantin Porotchkin comphy_mode); 23310ade8cd8SKonstantin Porotchkin break; 23320ade8cd8SKonstantin Porotchkin /* From comphy perspective, XFI and SFI are the same */ 23330ade8cd8SKonstantin Porotchkin case (COMPHY_XFI_MODE): 23340ade8cd8SKonstantin Porotchkin case (COMPHY_SFI_MODE): 23350ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_xfi_power_on(comphy_base, 23360ade8cd8SKonstantin Porotchkin comphy_index, 23370ade8cd8SKonstantin Porotchkin comphy_mode); 23380ade8cd8SKonstantin Porotchkin break; 23390ade8cd8SKonstantin Porotchkin case (COMPHY_PCIE_MODE): 23400ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_pcie_power_on(comphy_base, 23410ade8cd8SKonstantin Porotchkin comphy_index, 23420ade8cd8SKonstantin Porotchkin comphy_mode); 23430ade8cd8SKonstantin Porotchkin break; 23440ade8cd8SKonstantin Porotchkin case (COMPHY_RXAUI_MODE): 23450ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_rxaui_power_on(comphy_base, 23460ade8cd8SKonstantin Porotchkin comphy_index, 23470ade8cd8SKonstantin Porotchkin comphy_mode); 234842a29337SGrzegorz Jaszczyk break; 23490ade8cd8SKonstantin Porotchkin case (COMPHY_USB3H_MODE): 23500ade8cd8SKonstantin Porotchkin case (COMPHY_USB3D_MODE): 23510ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_usb3_power_on(comphy_base, 23520ade8cd8SKonstantin Porotchkin comphy_index, 23530ade8cd8SKonstantin Porotchkin comphy_mode); 23540ade8cd8SKonstantin Porotchkin break; 23550ade8cd8SKonstantin Porotchkin case (COMPHY_AP_MODE): 23560ade8cd8SKonstantin Porotchkin err = mvebu_cp110_comphy_ap_power_on(comphy_base, comphy_index); 23570ade8cd8SKonstantin Porotchkin break; 23580ade8cd8SKonstantin Porotchkin default: 2359f858e989SGrzegorz Jaszczyk ERROR("comphy%d: unsupported comphy mode\n", comphy_index); 23600ade8cd8SKonstantin Porotchkin err = -EINVAL; 23610ade8cd8SKonstantin Porotchkin break; 23620ade8cd8SKonstantin Porotchkin } 23630ade8cd8SKonstantin Porotchkin 23640ade8cd8SKonstantin Porotchkin debug_exit(); 23650ade8cd8SKonstantin Porotchkin 23660ade8cd8SKonstantin Porotchkin return err; 23670ade8cd8SKonstantin Porotchkin } 23680ade8cd8SKonstantin Porotchkin 2369f858e989SGrzegorz Jaszczyk int mvebu_cp110_comphy_power_off(uint64_t comphy_base, uint8_t comphy_index) 23700ade8cd8SKonstantin Porotchkin { 23710ade8cd8SKonstantin Porotchkin uintptr_t sd_ip_addr, comphy_ip_addr; 23720ade8cd8SKonstantin Porotchkin uint32_t mask, data; 237342a29337SGrzegorz Jaszczyk uint8_t ap_nr, cp_nr; 23740ade8cd8SKonstantin Porotchkin 23750ade8cd8SKonstantin Porotchkin debug_enter(); 23760ade8cd8SKonstantin Porotchkin 237742a29337SGrzegorz Jaszczyk mvebu_cp110_get_ap_and_cp_nr(&ap_nr, &cp_nr, comphy_base); 237842a29337SGrzegorz Jaszczyk 237942a29337SGrzegorz Jaszczyk if (rx_trainng_done[ap_nr][cp_nr][comphy_index]) { 238042a29337SGrzegorz Jaszczyk debug("Skip %s for comphy[%d][%d][%d], due to rx training\n", 238142a29337SGrzegorz Jaszczyk __func__, ap_nr, cp_nr, comphy_index); 238242a29337SGrzegorz Jaszczyk return 0; 238342a29337SGrzegorz Jaszczyk } 238442a29337SGrzegorz Jaszczyk 23850ade8cd8SKonstantin Porotchkin sd_ip_addr = SD_ADDR(COMPHY_PIPE_FROM_COMPHY_ADDR(comphy_base), 23860ade8cd8SKonstantin Porotchkin comphy_index); 23870ade8cd8SKonstantin Porotchkin comphy_ip_addr = COMPHY_ADDR(comphy_base, comphy_index); 23880ade8cd8SKonstantin Porotchkin 23890ade8cd8SKonstantin Porotchkin /* Hard reset the comphy, for Ethernet modes and Sata */ 23900ade8cd8SKonstantin Porotchkin mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; 23910ade8cd8SKonstantin Porotchkin data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; 23920ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; 23930ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; 23940ade8cd8SKonstantin Porotchkin mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; 23950ade8cd8SKonstantin Porotchkin data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; 23960ade8cd8SKonstantin Porotchkin reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); 23970ade8cd8SKonstantin Porotchkin 23980ade8cd8SKonstantin Porotchkin /* PCIe reset */ 23990ade8cd8SKonstantin Porotchkin spin_lock(&cp110_mac_reset_lock); 24000ade8cd8SKonstantin Porotchkin 24010ade8cd8SKonstantin Porotchkin /* The mvebu_cp110_comphy_power_off will be called only from Linux (to 24020ade8cd8SKonstantin Porotchkin * override settings done by bootloader) and it will be relevant only 24030ade8cd8SKonstantin Porotchkin * to PCIe (called before check if to skip pcie power off or not). 24040ade8cd8SKonstantin Porotchkin */ 24050ade8cd8SKonstantin Porotchkin data = mmio_read_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 24060ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG); 24070ade8cd8SKonstantin Porotchkin switch (comphy_index) { 24080ade8cd8SKonstantin Porotchkin case COMPHY_LANE0: 24090ade8cd8SKonstantin Porotchkin data &= ~PCIE_MAC_RESET_MASK_PORT0; 24100ade8cd8SKonstantin Porotchkin break; 24110ade8cd8SKonstantin Porotchkin case COMPHY_LANE4: 24120ade8cd8SKonstantin Porotchkin data &= ~PCIE_MAC_RESET_MASK_PORT1; 24130ade8cd8SKonstantin Porotchkin break; 24140ade8cd8SKonstantin Porotchkin case COMPHY_LANE5: 24150ade8cd8SKonstantin Porotchkin data &= ~PCIE_MAC_RESET_MASK_PORT2; 24160ade8cd8SKonstantin Porotchkin break; 24170ade8cd8SKonstantin Porotchkin } 24180ade8cd8SKonstantin Porotchkin 24190ade8cd8SKonstantin Porotchkin mmio_write_32(SYS_CTRL_FROM_COMPHY_ADDR(comphy_base) + 24200ade8cd8SKonstantin Porotchkin SYS_CTRL_UINIT_SOFT_RESET_REG, data); 24210ade8cd8SKonstantin Porotchkin spin_unlock(&cp110_mac_reset_lock); 24220ade8cd8SKonstantin Porotchkin 24230ade8cd8SKonstantin Porotchkin /* Hard reset the comphy, for PCIe and usb3 */ 24240ade8cd8SKonstantin Porotchkin mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; 24250ade8cd8SKonstantin Porotchkin data = 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; 24260ade8cd8SKonstantin Porotchkin mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; 24270ade8cd8SKonstantin Porotchkin data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; 24280ade8cd8SKonstantin Porotchkin reg_set(comphy_ip_addr + COMMON_PHY_CFG1_REG, data, mask); 24290ade8cd8SKonstantin Porotchkin 24300ade8cd8SKonstantin Porotchkin /* Clear comphy PHY and PIPE selector, can't rely on previous config. */ 24310ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_phy_selector(comphy_base, comphy_index); 24320ade8cd8SKonstantin Porotchkin mvebu_cp110_comphy_clr_pipe_selector(comphy_base, comphy_index); 24330ade8cd8SKonstantin Porotchkin 24340ade8cd8SKonstantin Porotchkin debug_exit(); 24350ade8cd8SKonstantin Porotchkin 24360ade8cd8SKonstantin Porotchkin return 0; 24370ade8cd8SKonstantin Porotchkin } 2438