X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farmv8%2Ffsl-layerscape%2Fsoc.c;h=9e3cdd78af5b6f70fffc9298801c69331f599462;hb=fb806ad61f8ff10f3abb14dfadfe0f8989665445;hp=f62b78d1021c9c783c389bf1400272118d2f564d;hpb=44faff24f58859bdc1acf28ac739020b5091678a;p=u-boot diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index f62b78d102..9e3cdd78af 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -8,10 +8,14 @@ #include #include #include +#include #include #include #include #include +#ifdef CONFIG_LAYERSCAPE_NS_ACCESS +#include +#endif #ifdef CONFIG_SYS_FSL_DDR #include #include @@ -27,8 +31,10 @@ bool soc_has_dp_ddr(void) struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); u32 svr = gur_in32(&gur->svr); - /* LS2085A has DP_DDR */ - if (SVR_SOC_VER(svr) == SVR_LS2085A) + /* LS2085A, LS2088A, LS2048A has DP_DDR */ + if ((SVR_SOC_VER(svr) == SVR_LS2085A) || + (SVR_SOC_VER(svr) == SVR_LS2088A) || + (SVR_SOC_VER(svr) == SVR_LS2048A)) return true; return false; @@ -46,23 +52,25 @@ bool soc_has_aiop(void) return false; } -#ifdef CONFIG_LS2080A +#if defined(CONFIG_FSL_LSCH3) /* * This erratum requires setting a value to eddrtqcr1 to * optimal the DDR performance. */ static void erratum_a008336(void) { +#ifdef CONFIG_SYS_FSL_ERRATUM_A008336 u32 *eddrtqcr1; -#ifdef CONFIG_SYS_FSL_ERRATUM_A008336 #ifdef CONFIG_SYS_FSL_DCSR_DDR_ADDR eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR_ADDR + 0x800; - out_le32(eddrtqcr1, 0x63b30002); + if (fsl_ddr_get_version(0) == 0x50200) + out_le32(eddrtqcr1, 0x63b30002); #endif #ifdef CONFIG_SYS_FSL_DCSR_DDR2_ADDR eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR2_ADDR + 0x800; - out_le32(eddrtqcr1, 0x63b30002); + if (fsl_ddr_get_version(0) == 0x50200) + out_le32(eddrtqcr1, 0x63b30002); #endif #endif } @@ -73,9 +81,9 @@ static void erratum_a008336(void) */ static void erratum_a008514(void) { +#ifdef CONFIG_SYS_FSL_ERRATUM_A008514 u32 *eddrtqcr1; -#ifdef CONFIG_SYS_FSL_ERRATUM_A008514 #ifdef CONFIG_SYS_FSL_DCSR_DDR3_ADDR eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR3_ADDR + 0x800; out_le32(eddrtqcr1, 0x63b20002); @@ -144,6 +152,7 @@ static void erratum_rcw_src(void) * This erratum requires setting glitch_en bit to enable * digital glitch filter to improve clock stability. */ +#ifdef CONFIG_SYS_FSL_ERRATUM_A009203 static void erratum_a009203(void) { u8 __iomem *ptr; @@ -170,6 +179,8 @@ static void erratum_a009203(void) #endif #endif } +#endif + void bypass_smmu(void) { u32 val; @@ -182,7 +193,9 @@ void fsl_lsch3_early_init_f(void) { erratum_rcw_src(); init_early_memctl_regs(); /* tighten IFC timing */ +#ifdef CONFIG_SYS_FSL_ERRATUM_A009203 erratum_a009203(); +#endif erratum_a008514(); erratum_a008336(); #ifdef CONFIG_CHAIN_OF_TRUST @@ -204,10 +217,12 @@ int sata_init(void) ccsr_ahci = (void *)CONFIG_SYS_SATA2; out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG); out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG); + out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG); ccsr_ahci = (void *)CONFIG_SYS_SATA1; out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG); out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG); + out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG); ahci_init((void __iomem *)CONFIG_SYS_SATA1); scsi_scan(0); @@ -222,10 +237,11 @@ int sata_init(void) { struct ccsr_ahci __iomem *ccsr_ahci = (void *)CONFIG_SYS_SATA; + /* Disable SATA ECC */ + out_le32((void *)CONFIG_SYS_DCSR_DCFG_ADDR + 0x520, 0x80000000); out_le32(&ccsr_ahci->ppcfg, AHCI_PORT_PHY_1_CFG); - out_le32(&ccsr_ahci->pp2c, AHCI_PORT_PHY_2_CFG); - out_le32(&ccsr_ahci->pp3c, AHCI_PORT_PHY_3_CFG); out_le32(&ccsr_ahci->ptc, AHCI_PORT_TRANS_CFG); + out_le32(&ccsr_ahci->axicc, AHCI_PORT_AXICC_CFG); ahci_init((void __iomem *)CONFIG_SYS_SATA); scsi_scan(0); @@ -298,11 +314,130 @@ void erratum_a008850_post(void) #endif } +#ifdef CONFIG_SYS_FSL_ERRATUM_A010315 +void erratum_a010315(void) +{ + int i; + + for (i = PCIE1; i <= PCIE4; i++) + if (!is_serdes_configured(i)) { + debug("PCIe%d: disabled all R/W permission!\n", i); + set_pcie_ns_access(i, 0); + } +} +#endif + +static void erratum_a010539(void) +{ +#if defined(CONFIG_SYS_FSL_ERRATUM_A010539) && defined(CONFIG_QSPI_BOOT) + struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); + u32 porsr1; + + porsr1 = in_be32(&gur->porsr1); + porsr1 &= ~FSL_CHASSIS2_CCSR_PORSR1_RCW_MASK; + out_be32((void *)(CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_PORCR1), + porsr1); +#endif +} + +/* Get VDD in the unit mV from voltage ID */ +int get_core_volt_from_fuse(void) +{ + struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); + int vdd; + u32 fusesr; + u8 vid; + + fusesr = in_be32(&gur->dcfg_fusesr); + debug("%s: fusesr = 0x%x\n", __func__, fusesr); + vid = (fusesr >> FSL_CHASSIS2_DCFG_FUSESR_ALTVID_SHIFT) & + FSL_CHASSIS2_DCFG_FUSESR_ALTVID_MASK; + if ((vid == 0) || (vid == FSL_CHASSIS2_DCFG_FUSESR_ALTVID_MASK)) { + vid = (fusesr >> FSL_CHASSIS2_DCFG_FUSESR_VID_SHIFT) & + FSL_CHASSIS2_DCFG_FUSESR_VID_MASK; + } + debug("%s: VID = 0x%x\n", __func__, vid); + switch (vid) { + case 0x00: /* VID isn't supported */ + vdd = -EINVAL; + debug("%s: The VID feature is not supported\n", __func__); + break; + case 0x08: /* 0.9V silicon */ + vdd = 900; + break; + case 0x10: /* 1.0V silicon */ + vdd = 1000; + break; + default: /* Other core voltage */ + vdd = -EINVAL; + printf("%s: The VID(%x) isn't supported\n", __func__, vid); + break; + } + debug("%s: The required minimum volt of CORE is %dmV\n", __func__, vdd); + + return vdd; +} + +__weak int board_switch_core_volt(u32 vdd) +{ + return 0; +} + +static int setup_core_volt(u32 vdd) +{ + return board_setup_core_volt(vdd); +} + +#ifdef CONFIG_SYS_FSL_DDR +static void ddr_enable_0v9_volt(bool en) +{ + struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR; + u32 tmp; + + tmp = ddr_in32(&ddr->ddr_cdr1); + + if (en) + tmp |= DDR_CDR1_V0PT9_EN; + else + tmp &= ~DDR_CDR1_V0PT9_EN; + + ddr_out32(&ddr->ddr_cdr1, tmp); +} +#endif + +int setup_chip_volt(void) +{ + int vdd; + + vdd = get_core_volt_from_fuse(); + /* Nothing to do for silicons doesn't support VID */ + if (vdd < 0) + return vdd; + + if (setup_core_volt(vdd)) + printf("%s: Switch core VDD to %dmV failed\n", __func__, vdd); +#ifdef CONFIG_SYS_HAS_SERDES + if (setup_serdes_volt(vdd)) + printf("%s: Switch SVDD to %dmV failed\n", __func__, vdd); +#endif + +#ifdef CONFIG_SYS_FSL_DDR + if (vdd == 900) + ddr_enable_0v9_volt(true); +#endif + + return 0; +} + void fsl_lsch2_early_init_f(void) { struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR; struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR; +#ifdef CONFIG_LAYERSCAPE_NS_ACCESS + enable_layerscape_ns_access(); +#endif + #ifdef CONFIG_FSL_IFC init_early_memctl_regs(); /* tighten IFC timing */ #endif @@ -312,7 +447,9 @@ void fsl_lsch2_early_init_f(void) #endif /* Make SEC reads and writes snoopable */ setbits_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SECRDSNP | - SCFG_SNPCNFGCR_SECWRSNP); + SCFG_SNPCNFGCR_SECWRSNP | + SCFG_SNPCNFGCR_SATARDSNP | + SCFG_SNPCNFGCR_SATAWRSNP); /* * Enable snoop requests and DVM message requests for @@ -325,6 +462,46 @@ void fsl_lsch2_early_init_f(void) erratum_a008850_early(); /* part 1 of 2 */ erratum_a009929(); erratum_a009660(); + erratum_a010539(); +} +#endif + +#ifdef CONFIG_QSPI_AHB_INIT +/* Enable 4bytes address support and fast read */ +int qspi_ahb_init(void) +{ + u32 *qspi_lut, lut_key, *qspi_key; + + qspi_key = (void *)SYS_FSL_QSPI_ADDR + 0x300; + qspi_lut = (void *)SYS_FSL_QSPI_ADDR + 0x310; + + lut_key = in_be32(qspi_key); + + if (lut_key == 0x5af05af0) { + /* That means the register is BE */ + out_be32(qspi_key, 0x5af05af0); + /* Unlock the lut table */ + out_be32(qspi_key + 1, 0x00000002); + out_be32(qspi_lut, 0x0820040c); + out_be32(qspi_lut + 1, 0x1c080c08); + out_be32(qspi_lut + 2, 0x00002400); + /* Lock the lut table */ + out_be32(qspi_key, 0x5af05af0); + out_be32(qspi_key + 1, 0x00000001); + } else { + /* That means the register is LE */ + out_le32(qspi_key, 0x5af05af0); + /* Unlock the lut table */ + out_le32(qspi_key + 1, 0x00000002); + out_le32(qspi_lut, 0x0820040c); + out_le32(qspi_lut + 1, 0x1c080c08); + out_le32(qspi_lut + 2, 0x00002400); + /* Lock the lut table */ + out_le32(qspi_key, 0x5af05af0); + out_le32(qspi_key + 1, 0x00000001); + } + + return 0; } #endif @@ -337,6 +514,9 @@ int board_late_init(void) #ifdef CONFIG_CHAIN_OF_TRUST fsl_setenv_chain_of_trust(); #endif +#ifdef CONFIG_QSPI_AHB_INIT + qspi_ahb_init(); +#endif return 0; }