From 4b7f29ff146648f98b15148d28f7942651ac8450 Mon Sep 17 00:00:00 2001 From: Jim Liu Date: Tue, 4 Jul 2023 16:00:14 +0800 Subject: arch: arm: npcm8xx: add cpu version and 4G ram support Add npcm8xx A2 cpu version check and add 4G RAM support Signed-off-by: Jim Liu --- arch/arm/include/asm/arch-npcm8xx/gcr.h | 1 + arch/arm/mach-npcm/npcm8xx/cpu.c | 12 +++++++++++- 2 files changed, 12 insertions(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/arm/include/asm/arch-npcm8xx/gcr.h b/arch/arm/include/asm/arch-npcm8xx/gcr.h index ee6677a0e54..20230d64e6b 100644 --- a/arch/arm/include/asm/arch-npcm8xx/gcr.h +++ b/arch/arm/include/asm/arch-npcm8xx/gcr.h @@ -12,6 +12,7 @@ /* On-Chip ARBEL NPCM8XX VERSIONS */ #define ARBEL_Z1 0x00A35850 #define ARBEL_A1 0x04a35850 +#define ARBEL_A2 0x08a35850 #define ARBEL_NPCM845 0x00000000 #define ARBEL_NPCM830 0x00300395 #define ARBEL_NPCM810 0x00000220 diff --git a/arch/arm/mach-npcm/npcm8xx/cpu.c b/arch/arm/mach-npcm/npcm8xx/cpu.c index 2d839cfae95..af594526094 100644 --- a/arch/arm/mach-npcm/npcm8xx/cpu.c +++ b/arch/arm/mach-npcm/npcm8xx/cpu.c @@ -68,6 +68,9 @@ int print_cpuinfo(void) case ARBEL_A1: printf("A1 @ "); break; + case ARBEL_A2: + printf("A2 @ "); + break; default: printf("Unknown\n"); break; @@ -92,7 +95,7 @@ int arch_cpu_init(void) return 0; } -static struct mm_region npcm_mem_map[1 + CONFIG_NR_DRAM_BANKS + 1] = { +static struct mm_region npcm_mem_map[] = { { /* DRAM */ .phys = 0x0UL, @@ -109,6 +112,13 @@ static struct mm_region npcm_mem_map[1 + CONFIG_NR_DRAM_BANKS + 1] = { PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN }, + { + .phys = 0x100000000UL, + .virt = 0x100000000UL, + .size = 0x80000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { /* List terminator */ 0, -- cgit v1.2.3