diff options
Diffstat (limited to 'arch/arm/mach-at91/include/mach/uncompress.h')
| -rw-r--r-- | arch/arm/mach-at91/include/mach/uncompress.h | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/arch/arm/mach-at91/include/mach/uncompress.h b/arch/arm/mach-at91/include/mach/uncompress.h index 4bb644f8e87c..acb2d890ad7e 100644 --- a/arch/arm/mach-at91/include/mach/uncompress.h +++ b/arch/arm/mach-at91/include/mach/uncompress.h @@ -94,7 +94,7 @@ static const u32 uarts_sam9x5[] = { 0, }; -static const u32 uarts_sama5[] = { +static const u32 uarts_sama5d3[] = { AT91_BASE_DBGU1, SAMA5D3_BASE_USART0, SAMA5D3_BASE_USART1, @@ -103,6 +103,12 @@ static const u32 uarts_sama5[] = { 0, }; +static const u32 uarts_sama5d4[] = { + AT91_BASE_DBGU2, + SAMA5D4_BASE_USART3, + 0, +}; + static inline const u32* decomp_soc_detect(void __iomem *dbgu_base) { u32 cidr, socid; @@ -134,8 +140,14 @@ static inline const u32* decomp_soc_detect(void __iomem *dbgu_base) case ARCH_ID_AT91SAM9X5: return uarts_sam9x5; - case ARCH_ID_SAMA5D3: - return uarts_sama5; + case ARCH_ID_SAMA5: + cidr = __raw_readl(dbgu_base + AT91_DBGU_EXID); + if (cidr & ARCH_EXID_SAMA5D3) + return uarts_sama5d3; + else if (cidr & ARCH_EXID_SAMA5D4) + return uarts_sama5d4; + + break; } /* at91sam9g10 */ @@ -156,9 +168,10 @@ static inline void arch_decomp_setup(void) const u32* usarts; usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU0); - if (!usarts) usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU1); + if (!usarts) + usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU2); if (!usarts) { at91_uart = NULL; return; |