diff options
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape/cpu.c')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/cpu.c | 55 |
1 files changed, 54 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c index 7e66ee08b5..cebbb0fec5 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c @@ -89,6 +89,49 @@ static inline void early_mmu_setup(void) set_sctlr(get_sctlr() | CR_M); } +static void fix_pcie_mmu_map(void) +{ +#ifdef CONFIG_LS2080A + unsigned int i; + u32 svr, ver; + struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); + + svr = gur_in32(&gur->svr); + ver = SVR_SOC_VER(svr); + + /* Fix PCIE base and size for LS2088A */ + if ((ver == SVR_LS2088A) || (ver == SVR_LS2084A) || + (ver == SVR_LS2048A) || (ver == SVR_LS2044A)) { + for (i = 0; i < ARRAY_SIZE(final_map); i++) { + switch (final_map[i].phys) { + case CONFIG_SYS_PCIE1_PHYS_ADDR: + final_map[i].phys = 0x2000000000ULL; + final_map[i].virt = 0x2000000000ULL; + final_map[i].size = 0x800000000ULL; + break; + case CONFIG_SYS_PCIE2_PHYS_ADDR: + final_map[i].phys = 0x2800000000ULL; + final_map[i].virt = 0x2800000000ULL; + final_map[i].size = 0x800000000ULL; + break; + case CONFIG_SYS_PCIE3_PHYS_ADDR: + final_map[i].phys = 0x3000000000ULL; + final_map[i].virt = 0x3000000000ULL; + final_map[i].size = 0x800000000ULL; + break; + case CONFIG_SYS_PCIE4_PHYS_ADDR: + final_map[i].phys = 0x3800000000ULL; + final_map[i].virt = 0x3800000000ULL; + final_map[i].size = 0x800000000ULL; + break; + default: + break; + } + } + } +#endif +} + /* * The final tables look similar to early tables, but different in detail. * These tables are in DRAM. Sub tables are added to enable cache for @@ -103,6 +146,9 @@ static inline void final_mmu_setup(void) unsigned int el = current_el(); int index; + /* fix the final_map before filling in the block entries */ + fix_pcie_mmu_map(); + mem_map = final_map; /* Update mapping for DDR to actual size */ @@ -436,7 +482,14 @@ int arch_early_init_r(void) #endif #ifdef CONFIG_SYS_FSL_ERRATUM_A009635 - erratum_a009635(); + u32 svr_dev_id; + /* + * erratum A009635 is valid only for LS2080A SoC and + * its personalitiesi + */ + svr_dev_id = get_svr() >> 16; + if (svr_dev_id == SVR_DEV_LS2080A) + erratum_a009635(); #endif #if defined(CONFIG_SYS_FSL_ERRATUM_A009942) && defined(CONFIG_SYS_FSL_DDR) erratum_a009942_check_cpo(); |