diff options
Diffstat (limited to 'arch/arm/mach-k3/arm64-mmu.c')
| -rw-r--r-- | arch/arm/mach-k3/arm64-mmu.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/mach-k3/arm64-mmu.c b/arch/arm/mach-k3/arm64-mmu.c index a75ba1ffdb..82778d2197 100644 --- a/arch/arm/mach-k3/arm64-mmu.c +++ b/arch/arm/mach-k3/arm64-mmu.c @@ -12,6 +12,7 @@ #include <asm/system.h> #include <asm/armv8/mmu.h> +#ifdef CONFIG_SOC_K3_AM6 /* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */ #define NR_MMU_REGIONS (CONFIG_NR_DRAM_BANKS + 3) @@ -43,3 +44,57 @@ struct mm_region am654_mem_map[NR_MMU_REGIONS] = { }; struct mm_region *mem_map = am654_mem_map; +#endif /* CONFIG_SOC_K3_AM6 */ + +#ifdef CONFIG_SOC_K3_J721E +/* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */ +#define NR_MMU_REGIONS (CONFIG_NR_DRAM_BANKS + 5) + +/* ToDo: Add 64bit IO */ +struct mm_region j721e_mem_map[NR_MMU_REGIONS] = { + { + .virt = 0x0UL, + .phys = 0x0UL, + .size = 0x80000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + .virt = 0x80000000UL, + .phys = 0x80000000UL, + .size = 0x20000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + .virt = 0xa0000000UL, + .phys = 0xa0000000UL, + .size = 0x0bc00000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL_NC) | + PTE_BLOCK_NON_SHARE + }, { + .virt = 0xabc00000UL, + .phys = 0xabc00000UL, + .size = 0x54400000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + .virt = 0x880000000UL, + .phys = 0x880000000UL, + .size = 0x80000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + .virt = 0x500000000UL, + .phys = 0x500000000UL, + .size = 0x400000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* List terminator */ + 0, + } +}; + +struct mm_region *mem_map = j721e_mem_map; +#endif /* CONFIG_SOC_K3_J721E */ |