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Diffstat (limited to 'include/asm-arm/arch-at91rm9200/hardware.h')
-rw-r--r--include/asm-arm/arch-at91rm9200/hardware.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/include/asm-arm/arch-at91rm9200/hardware.h b/include/asm-arm/arch-at91rm9200/hardware.h
index 59e6f44d3a0..235d39d9110 100644
--- a/include/asm-arm/arch-at91rm9200/hardware.h
+++ b/include/asm-arm/arch-at91rm9200/hardware.h
@@ -50,9 +50,12 @@
#define AT91_VA_BASE_TCB0 AT91_IO_P2V(AT91_BASE_TCB0)
/* Internal SRAM */
-#define AT91_BASE_SRAM 0x00200000 /* Internal SRAM base address */
+#define AT91_SRAM_BASE 0x00200000 /* Internal SRAM base address */
#define AT91_SRAM_SIZE 0x00004000 /* Internal SRAM SIZE (16Kb) */
+ /* Internal SRAM is mapped below the IO devices */
+#define AT91_SRAM_VIRT_BASE (AT91_IO_VIRT_BASE - AT91_SRAM_SIZE)
+
/* Serial ports */
#define AT91_NR_UART 5 /* 4 USART3's and one DBGU port */
@@ -81,14 +84,14 @@ static inline unsigned int at91_sys_read(unsigned int reg_offset)
{
void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
- return readl(addr + reg_offset);
+ return __raw_readl(addr + reg_offset);
}
static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
{
void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
- writel(value, addr + reg_offset);
+ __raw_writel(value, addr + reg_offset);
}
#endif