1*dc7de222SMasahiro Yamada /* 2*dc7de222SMasahiro Yamada * Keystone2: Common SoC definitions, structures etc. 3*dc7de222SMasahiro Yamada * 4*dc7de222SMasahiro Yamada * (C) Copyright 2012-2014 5*dc7de222SMasahiro Yamada * Texas Instruments Incorporated, <www.ti.com> 6*dc7de222SMasahiro Yamada * 7*dc7de222SMasahiro Yamada * SPDX-License-Identifier: GPL-2.0+ 8*dc7de222SMasahiro Yamada */ 9*dc7de222SMasahiro Yamada #ifndef __ASM_ARCH_HARDWARE_H 10*dc7de222SMasahiro Yamada #define __ASM_ARCH_HARDWARE_H 11*dc7de222SMasahiro Yamada 12*dc7de222SMasahiro Yamada #include <config.h> 13*dc7de222SMasahiro Yamada 14*dc7de222SMasahiro Yamada #ifndef __ASSEMBLY__ 15*dc7de222SMasahiro Yamada 16*dc7de222SMasahiro Yamada #include <linux/sizes.h> 17*dc7de222SMasahiro Yamada #include <asm/io.h> 18*dc7de222SMasahiro Yamada 19*dc7de222SMasahiro Yamada #define REG(addr) (*(volatile unsigned int *)(addr)) 20*dc7de222SMasahiro Yamada #define REG_P(addr) ((volatile unsigned int *)(addr)) 21*dc7de222SMasahiro Yamada 22*dc7de222SMasahiro Yamada typedef volatile unsigned int dv_reg; 23*dc7de222SMasahiro Yamada typedef volatile unsigned int *dv_reg_p; 24*dc7de222SMasahiro Yamada 25*dc7de222SMasahiro Yamada #endif 26*dc7de222SMasahiro Yamada 27*dc7de222SMasahiro Yamada #define BIT(x) (1 << (x)) 28*dc7de222SMasahiro Yamada 29*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PIR_OFFSET 0x04 30*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGCR0_OFFSET 0x08 31*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGCR1_OFFSET 0x0C 32*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGSR0_OFFSET 0x10 33*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGSR1_OFFSET 0x14 34*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PLLCR_OFFSET 0x18 35*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR0_OFFSET 0x1C 36*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR1_OFFSET 0x20 37*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR2_OFFSET 0x24 38*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR3_OFFSET 0x28 39*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR4_OFFSET 0x2C 40*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DCR_OFFSET 0x44 41*dc7de222SMasahiro Yamada 42*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTPR0_OFFSET 0x48 43*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTPR1_OFFSET 0x4C 44*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTPR2_OFFSET 0x50 45*dc7de222SMasahiro Yamada 46*dc7de222SMasahiro Yamada #define KS2_DDRPHY_MR0_OFFSET 0x54 47*dc7de222SMasahiro Yamada #define KS2_DDRPHY_MR1_OFFSET 0x58 48*dc7de222SMasahiro Yamada #define KS2_DDRPHY_MR2_OFFSET 0x5C 49*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTCR_OFFSET 0x68 50*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGCR2_OFFSET 0x8C 51*dc7de222SMasahiro Yamada 52*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ0CR1_OFFSET 0x184 53*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ1CR1_OFFSET 0x194 54*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ2CR1_OFFSET 0x1A4 55*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ3CR1_OFFSET 0x1B4 56*dc7de222SMasahiro Yamada 57*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DATX8_8_OFFSET 0x3C0 58*dc7de222SMasahiro Yamada 59*dc7de222SMasahiro Yamada #define IODDRM_MASK 0x00000180 60*dc7de222SMasahiro Yamada #define ZCKSEL_MASK 0x01800000 61*dc7de222SMasahiro Yamada #define CL_MASK 0x00000072 62*dc7de222SMasahiro Yamada #define WR_MASK 0x00000E00 63*dc7de222SMasahiro Yamada #define BL_MASK 0x00000003 64*dc7de222SMasahiro Yamada #define RRMODE_MASK 0x00040000 65*dc7de222SMasahiro Yamada #define UDIMM_MASK 0x20000000 66*dc7de222SMasahiro Yamada #define BYTEMASK_MASK 0x0003FC00 67*dc7de222SMasahiro Yamada #define MPRDQ_MASK 0x00000080 68*dc7de222SMasahiro Yamada #define PDQ_MASK 0x00000070 69*dc7de222SMasahiro Yamada #define NOSRA_MASK 0x08000000 70*dc7de222SMasahiro Yamada #define ECC_MASK 0x00000001 71*dc7de222SMasahiro Yamada 72*dc7de222SMasahiro Yamada /* DDR3 definitions */ 73*dc7de222SMasahiro Yamada #define KS2_DDR3A_EMIF_CTRL_BASE 0x21010000 74*dc7de222SMasahiro Yamada #define KS2_DDR3A_EMIF_DATA_BASE 0x80000000 75*dc7de222SMasahiro Yamada #define KS2_DDR3A_DDRPHYC 0x02329000 76*dc7de222SMasahiro Yamada 77*dc7de222SMasahiro Yamada #define KS2_DDR3_MIDR_OFFSET 0x00 78*dc7de222SMasahiro Yamada #define KS2_DDR3_STATUS_OFFSET 0x04 79*dc7de222SMasahiro Yamada #define KS2_DDR3_SDCFG_OFFSET 0x08 80*dc7de222SMasahiro Yamada #define KS2_DDR3_SDRFC_OFFSET 0x10 81*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM1_OFFSET 0x18 82*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM2_OFFSET 0x1C 83*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM3_OFFSET 0x20 84*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM4_OFFSET 0x28 85*dc7de222SMasahiro Yamada #define KS2_DDR3_PMCTL_OFFSET 0x38 86*dc7de222SMasahiro Yamada #define KS2_DDR3_ZQCFG_OFFSET 0xC8 87*dc7de222SMasahiro Yamada 88*dc7de222SMasahiro Yamada #define KS2_DDR3_PLLCTRL_PHY_RESET 0x80000000 89*dc7de222SMasahiro Yamada 90*dc7de222SMasahiro Yamada /* DDR3 ECC */ 91*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_INT_STATUS_OFFSET 0x0AC 92*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_INT_ENABLE_SET_SYS_OFFSET 0x0B4 93*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_CTRL_OFFSET 0x110 94*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ADDR_RANGE1_OFFSET 0x114 95*dc7de222SMasahiro Yamada #define KS2_DDR3_ONE_BIT_ECC_ERR_CNT_OFFSET 0x130 96*dc7de222SMasahiro Yamada #define KS2_DDR3_ONE_BIT_ECC_ERR_ADDR_LOG_OFFSET 0x13C 97*dc7de222SMasahiro Yamada 98*dc7de222SMasahiro Yamada /* DDR3 ECC Interrupt Status register */ 99*dc7de222SMasahiro Yamada #define KS2_DDR3_1B_ECC_ERR_SYS BIT(5) 100*dc7de222SMasahiro Yamada #define KS2_DDR3_2B_ECC_ERR_SYS BIT(4) 101*dc7de222SMasahiro Yamada #define KS2_DDR3_WR_ECC_ERR_SYS BIT(3) 102*dc7de222SMasahiro Yamada 103*dc7de222SMasahiro Yamada /* DDR3 ECC Control register */ 104*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_EN BIT(31) 105*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ADDR_RNG_PROT BIT(30) 106*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_VERIFY_EN BIT(29) 107*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_RMW_EN BIT(28) 108*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ADDR_RNG_1_EN BIT(0) 109*dc7de222SMasahiro Yamada 110*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ENABLE (KS2_DDR3_ECC_EN | \ 111*dc7de222SMasahiro Yamada KS2_DDR3_ECC_ADDR_RNG_PROT | \ 112*dc7de222SMasahiro Yamada KS2_DDR3_ECC_VERIFY_EN) 113*dc7de222SMasahiro Yamada 114*dc7de222SMasahiro Yamada /* EDMA */ 115*dc7de222SMasahiro Yamada #define KS2_EDMA0_BASE 0x02700000 116*dc7de222SMasahiro Yamada 117*dc7de222SMasahiro Yamada /* EDMA3 register offsets */ 118*dc7de222SMasahiro Yamada #define KS2_EDMA_QCHMAP0 0x0200 119*dc7de222SMasahiro Yamada #define KS2_EDMA_IPR 0x1068 120*dc7de222SMasahiro Yamada #define KS2_EDMA_ICR 0x1070 121*dc7de222SMasahiro Yamada #define KS2_EDMA_QEECR 0x1088 122*dc7de222SMasahiro Yamada #define KS2_EDMA_QEESR 0x108c 123*dc7de222SMasahiro Yamada #define KS2_EDMA_PARAM_1(x) (0x4020 + (4 * x)) 124*dc7de222SMasahiro Yamada 125*dc7de222SMasahiro Yamada /* NETCP pktdma */ 126*dc7de222SMasahiro Yamada #define KS2_NETCP_PDMA_RX_FREE_QUEUE 4001 127*dc7de222SMasahiro Yamada #define KS2_NETCP_PDMA_RX_RCV_QUEUE 4002 128*dc7de222SMasahiro Yamada 129*dc7de222SMasahiro Yamada /* Chip Interrupt Controller */ 130*dc7de222SMasahiro Yamada #define KS2_CIC2_BASE 0x02608000 131*dc7de222SMasahiro Yamada 132*dc7de222SMasahiro Yamada /* Chip Interrupt Controller register offsets */ 133*dc7de222SMasahiro Yamada #define KS2_CIC_CTRL 0x04 134*dc7de222SMasahiro Yamada #define KS2_CIC_HOST_CTRL 0x0C 135*dc7de222SMasahiro Yamada #define KS2_CIC_GLOBAL_ENABLE 0x10 136*dc7de222SMasahiro Yamada #define KS2_CIC_SYS_ENABLE_IDX_SET 0x28 137*dc7de222SMasahiro Yamada #define KS2_CIC_HOST_ENABLE_IDX_SET 0x34 138*dc7de222SMasahiro Yamada #define KS2_CIC_CHAN_MAP(n) (0x0400 + (n << 2)) 139*dc7de222SMasahiro Yamada 140*dc7de222SMasahiro Yamada #define KS2_UART0_BASE 0x02530c00 141*dc7de222SMasahiro Yamada #define KS2_UART1_BASE 0x02531000 142*dc7de222SMasahiro Yamada 143*dc7de222SMasahiro Yamada /* Boot Config */ 144*dc7de222SMasahiro Yamada #define KS2_DEVICE_STATE_CTRL_BASE 0x02620000 145*dc7de222SMasahiro Yamada #define KS2_JTAG_ID_REG (KS2_DEVICE_STATE_CTRL_BASE + 0x18) 146*dc7de222SMasahiro Yamada #define KS2_DEVSTAT (KS2_DEVICE_STATE_CTRL_BASE + 0x20) 147*dc7de222SMasahiro Yamada #define KS2_DEVCFG (KS2_DEVICE_STATE_CTRL_BASE + 0x14c) 148*dc7de222SMasahiro Yamada 149*dc7de222SMasahiro Yamada /* PSC */ 150*dc7de222SMasahiro Yamada #define KS2_PSC_BASE 0x02350000 151*dc7de222SMasahiro Yamada #define KS2_LPSC_GEM_0 15 152*dc7de222SMasahiro Yamada #define KS2_LPSC_TETRIS 52 153*dc7de222SMasahiro Yamada #define KS2_TETRIS_PWR_DOMAIN 31 154*dc7de222SMasahiro Yamada 155*dc7de222SMasahiro Yamada /* Chip configuration unlock codes and registers */ 156*dc7de222SMasahiro Yamada #define KS2_KICK0 (KS2_DEVICE_STATE_CTRL_BASE + 0x38) 157*dc7de222SMasahiro Yamada #define KS2_KICK1 (KS2_DEVICE_STATE_CTRL_BASE + 0x3c) 158*dc7de222SMasahiro Yamada #define KS2_KICK0_MAGIC 0x83e70b13 159*dc7de222SMasahiro Yamada #define KS2_KICK1_MAGIC 0x95a4f1e0 160*dc7de222SMasahiro Yamada 161*dc7de222SMasahiro Yamada /* PLL control registers */ 162*dc7de222SMasahiro Yamada #define KS2_MAINPLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x350) 163*dc7de222SMasahiro Yamada #define KS2_MAINPLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x354) 164*dc7de222SMasahiro Yamada #define KS2_PASSPLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x358) 165*dc7de222SMasahiro Yamada #define KS2_PASSPLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x35C) 166*dc7de222SMasahiro Yamada #define KS2_DDR3APLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x360) 167*dc7de222SMasahiro Yamada #define KS2_DDR3APLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x364) 168*dc7de222SMasahiro Yamada #define KS2_ARMPLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x370) 169*dc7de222SMasahiro Yamada #define KS2_ARMPLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x374) 170*dc7de222SMasahiro Yamada 171*dc7de222SMasahiro Yamada #define KS2_PLL_CNTRL_BASE 0x02310000 172*dc7de222SMasahiro Yamada #define KS2_CLOCK_BASE KS2_PLL_CNTRL_BASE 173*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_RSTYPE (KS2_PLL_CNTRL_BASE + 0xe4) 174*dc7de222SMasahiro Yamada #define KS2_RSTCTRL (KS2_PLL_CNTRL_BASE + 0xe8) 175*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_RSCFG (KS2_PLL_CNTRL_BASE + 0xec) 176*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_KEY 0x5a69 177*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_MASK 0xffff0000 178*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_SWRST 0xfffe0000 179*dc7de222SMasahiro Yamada #define KS2_RSTYPE_PLL_SOFT BIT(13) 180*dc7de222SMasahiro Yamada 181*dc7de222SMasahiro Yamada /* SPI */ 182*dc7de222SMasahiro Yamada #define KS2_SPI0_BASE 0x21000400 183*dc7de222SMasahiro Yamada #define KS2_SPI1_BASE 0x21000600 184*dc7de222SMasahiro Yamada #define KS2_SPI2_BASE 0x21000800 185*dc7de222SMasahiro Yamada #define KS2_SPI_BASE KS2_SPI0_BASE 186*dc7de222SMasahiro Yamada 187*dc7de222SMasahiro Yamada /* AEMIF */ 188*dc7de222SMasahiro Yamada #define KS2_AEMIF_CNTRL_BASE 0x21000a00 189*dc7de222SMasahiro Yamada #define DAVINCI_ASYNC_EMIF_CNTRL_BASE KS2_AEMIF_CNTRL_BASE 190*dc7de222SMasahiro Yamada 191*dc7de222SMasahiro Yamada /* Flag from ks2_debug options to check if DSPs need to stay ON */ 192*dc7de222SMasahiro Yamada #define DBG_LEAVE_DSPS_ON 0x1 193*dc7de222SMasahiro Yamada 194*dc7de222SMasahiro Yamada /* MSMC control */ 195*dc7de222SMasahiro Yamada #define KS2_MSMC_CTRL_BASE 0x0bc00000 196*dc7de222SMasahiro Yamada #define KS2_MSMC_DATA_BASE 0x0c000000 197*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_TETRIS 8 198*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_NETCP 9 199*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_QM_PDSP 10 200*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_PCIE0 11 201*dc7de222SMasahiro Yamada 202*dc7de222SMasahiro Yamada /* MSMC segment size shift bits */ 203*dc7de222SMasahiro Yamada #define KS2_MSMC_SEG_SIZE_SHIFT 12 204*dc7de222SMasahiro Yamada #define KS2_MSMC_MAP_SEG_NUM (2 << (30 - KS2_MSMC_SEG_SIZE_SHIFT)) 205*dc7de222SMasahiro Yamada #define KS2_MSMC_DST_SEG_BASE (CONFIG_SYS_LPAE_SDRAM_BASE >> \ 206*dc7de222SMasahiro Yamada KS2_MSMC_SEG_SIZE_SHIFT) 207*dc7de222SMasahiro Yamada 208*dc7de222SMasahiro Yamada /* Device speed */ 209*dc7de222SMasahiro Yamada #define KS2_REV1_DEVSPEED (KS2_DEVICE_STATE_CTRL_BASE + 0xc98) 210*dc7de222SMasahiro Yamada #define KS2_EFUSE_BOOTROM (KS2_DEVICE_STATE_CTRL_BASE + 0xc90) 211*dc7de222SMasahiro Yamada #define KS2_MISC_CTRL (KS2_DEVICE_STATE_CTRL_BASE + 0xc7c) 212*dc7de222SMasahiro Yamada 213*dc7de222SMasahiro Yamada /* Queue manager */ 214*dc7de222SMasahiro Yamada #define KS2_QM_BASE_ADDRESS 0x23a80000 215*dc7de222SMasahiro Yamada #define KS2_QM_CONF_BASE 0x02a02000 216*dc7de222SMasahiro Yamada #define KS2_QM_DESC_SETUP_BASE 0x02a03000 217*dc7de222SMasahiro Yamada #define KS2_QM_STATUS_RAM_BASE 0x02a06000 218*dc7de222SMasahiro Yamada #define KS2_QM_INTD_CONF_BASE 0x02a0c000 219*dc7de222SMasahiro Yamada #define KS2_QM_PDSP1_CMD_BASE 0x02a20000 220*dc7de222SMasahiro Yamada #define KS2_QM_PDSP1_CTRL_BASE 0x02a0f000 221*dc7de222SMasahiro Yamada #define KS2_QM_PDSP1_IRAM_BASE 0x02a10000 222*dc7de222SMasahiro Yamada #define KS2_QM_MANAGER_QUEUES_BASE 0x02a80000 223*dc7de222SMasahiro Yamada #define KS2_QM_MANAGER_Q_PROXY_BASE 0x02ac0000 224*dc7de222SMasahiro Yamada #define KS2_QM_QUEUE_STATUS_BASE 0x02a40000 225*dc7de222SMasahiro Yamada #define KS2_QM_LINK_RAM_BASE 0x00100000 226*dc7de222SMasahiro Yamada #define KS2_QM_REGION_NUM 64 227*dc7de222SMasahiro Yamada #define KS2_QM_QPOOL_NUM 4000 228*dc7de222SMasahiro Yamada 229*dc7de222SMasahiro Yamada /* USB */ 230*dc7de222SMasahiro Yamada #define KS2_USB_SS_BASE 0x02680000 231*dc7de222SMasahiro Yamada #define KS2_USB_HOST_XHCI_BASE (KS2_USB_SS_BASE + 0x10000) 232*dc7de222SMasahiro Yamada #define KS2_DEV_USB_PHY_BASE 0x02620738 233*dc7de222SMasahiro Yamada #define KS2_USB_PHY_CFG_BASE 0x02630000 234*dc7de222SMasahiro Yamada 235*dc7de222SMasahiro Yamada #define KS2_MAC_ID_BASE_ADDR (KS2_DEVICE_STATE_CTRL_BASE + 0x110) 236*dc7de222SMasahiro Yamada 237*dc7de222SMasahiro Yamada /* SGMII SerDes */ 238*dc7de222SMasahiro Yamada #define KS2_SGMII_SERDES_BASE 0x0232a000 239*dc7de222SMasahiro Yamada 240*dc7de222SMasahiro Yamada #ifdef CONFIG_SOC_K2HK 241*dc7de222SMasahiro Yamada #include <asm/arch/hardware-k2hk.h> 242*dc7de222SMasahiro Yamada #endif 243*dc7de222SMasahiro Yamada 244*dc7de222SMasahiro Yamada #ifdef CONFIG_SOC_K2E 245*dc7de222SMasahiro Yamada #include <asm/arch/hardware-k2e.h> 246*dc7de222SMasahiro Yamada #endif 247*dc7de222SMasahiro Yamada 248*dc7de222SMasahiro Yamada #ifdef CONFIG_SOC_K2L 249*dc7de222SMasahiro Yamada #include <asm/arch/hardware-k2l.h> 250*dc7de222SMasahiro Yamada #endif 251*dc7de222SMasahiro Yamada 252*dc7de222SMasahiro Yamada #ifndef __ASSEMBLY__ 253*dc7de222SMasahiro Yamada static inline int cpu_is_k2hk(void) 254*dc7de222SMasahiro Yamada { 255*dc7de222SMasahiro Yamada unsigned int jtag_id = __raw_readl(KS2_JTAG_ID_REG); 256*dc7de222SMasahiro Yamada unsigned int part_no = (jtag_id >> 12) & 0xffff; 257*dc7de222SMasahiro Yamada 258*dc7de222SMasahiro Yamada return (part_no == 0xb981) ? 1 : 0; 259*dc7de222SMasahiro Yamada } 260*dc7de222SMasahiro Yamada 261*dc7de222SMasahiro Yamada static inline int cpu_is_k2e(void) 262*dc7de222SMasahiro Yamada { 263*dc7de222SMasahiro Yamada unsigned int jtag_id = __raw_readl(KS2_JTAG_ID_REG); 264*dc7de222SMasahiro Yamada unsigned int part_no = (jtag_id >> 12) & 0xffff; 265*dc7de222SMasahiro Yamada 266*dc7de222SMasahiro Yamada return (part_no == 0xb9a6) ? 1 : 0; 267*dc7de222SMasahiro Yamada } 268*dc7de222SMasahiro Yamada 269*dc7de222SMasahiro Yamada static inline int cpu_is_k2l(void) 270*dc7de222SMasahiro Yamada { 271*dc7de222SMasahiro Yamada unsigned int jtag_id = __raw_readl(KS2_JTAG_ID_REG); 272*dc7de222SMasahiro Yamada unsigned int part_no = (jtag_id >> 12) & 0xffff; 273*dc7de222SMasahiro Yamada 274*dc7de222SMasahiro Yamada return (part_no == 0xb9a7) ? 1 : 0; 275*dc7de222SMasahiro Yamada } 276*dc7de222SMasahiro Yamada 277*dc7de222SMasahiro Yamada static inline int cpu_revision(void) 278*dc7de222SMasahiro Yamada { 279*dc7de222SMasahiro Yamada unsigned int jtag_id = __raw_readl(KS2_JTAG_ID_REG); 280*dc7de222SMasahiro Yamada unsigned int rev = (jtag_id >> 28) & 0xf; 281*dc7de222SMasahiro Yamada 282*dc7de222SMasahiro Yamada return rev; 283*dc7de222SMasahiro Yamada } 284*dc7de222SMasahiro Yamada 285*dc7de222SMasahiro Yamada int cpu_to_bus(u32 *ptr, u32 length); 286*dc7de222SMasahiro Yamada void sdelay(unsigned long); 287*dc7de222SMasahiro Yamada 288*dc7de222SMasahiro Yamada #endif 289*dc7de222SMasahiro Yamada 290*dc7de222SMasahiro Yamada #endif /* __ASM_ARCH_HARDWARE_H */ 291