diff options
Diffstat (limited to 'include/asm-arm/arch-mx53/mmu.h')
| -rw-r--r-- | include/asm-arm/arch-mx53/mmu.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/asm-arm/arch-mx53/mmu.h b/include/asm-arm/arch-mx53/mmu.h index 5063528965..88712c1767 100644 --- a/include/asm-arm/arch-mx53/mmu.h +++ b/include/asm-arm/arch-mx53/mmu.h @@ -140,8 +140,15 @@ union ARM_MMU_FIRST_LEVEL_DESCRIPTOR { */ inline unsigned long iomem_to_phys(unsigned long virt) { +#if defined(CONFIG_MX53_SMD) + if (virt >= 0x90000000 && virt <= 0xafffffff) + return (unsigned long)((virt - 0x90000000) + PHYS_SDRAM_1); + if (virt >= 0xD0000000 && virt <= 0xEfffffff) + return (unsigned long)((virt - 0xD0000000) + PHYS_SDRAM_2); +#else if (virt >= 0xB0000000) return (unsigned long)((virt - 0xB0000000) + PHYS_SDRAM_1); +#endif return (unsigned long)virt; } @@ -153,9 +160,18 @@ inline unsigned long iomem_to_phys(unsigned long virt) void *__ioremap(unsigned long offset, size_t size, unsigned long flags) { if (1 == flags) { +#if defined(CONFIG_MX53_SMD) + if (offset >= PHYS_SDRAM_1 && + offset < (unsigned long)(PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE)) + return (void *)((offset - PHYS_SDRAM_1) + 0x90000000); + else if (offset >= PHYS_SDRAM_1 && + offset < (unsigned long)(PHYS_SDRAM_2 + PHYS_SDRAM_2_SIZE)) + return (void *)((offset - PHYS_SDRAM_2) + 0xD0000000); +#else if (offset >= PHYS_SDRAM_1 && offset < (unsigned long)(PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE)) return (void *)((offset - PHYS_SDRAM_1) + 0xB0000000); +#endif else return NULL; } else |