ARM: S3C64XX: Add virtual mapping for S3C64XX SROM area

This adds the physical address of the SROM unit, and
applies a virtual mapping for it to the S3C_VA_MEM
slot.

Signed-off-by: Andy Green <andy@warmcat.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
index 0d60440..3e17adf 100644 (file)
--- a/arch/arm/mach-s3c6400/include/mach/map.h
+++ b/arch/arm/mach-s3c6400/include/mach/map.h
@@ -50,6 +50,8 @@
 #define S3C_VA_UART2           S3C_VA_UARTx(2)
 #define S3C_VA_UART3           S3C_VA_UARTx(3)
 
+#define S3C64XX_PA_SROM                (0x70000000)
+
 #define S3C64XX_PA_NAND                (0x70200000)
 #define S3C64XX_PA_FB          (0x77100000)
 #define S3C64XX_PA_USB_HSOTG   (0x7C000000)

diff --git a/arch/arm/plat-s3c64xx/cpu.c b/arch/arm/plat-s3c64xx/cpu.c
index c0e6f2a..bc7ca18 100644 (file)
--- a/arch/arm/plat-s3c64xx/cpu.c
+++ b/arch/arm/plat-s3c64xx/cpu.c
@@ -73,6 +73,11 @@ static struct map_desc s3c_iodesc[] __initdata = {
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
+               .virtual        = (unsigned long)S3C_VA_MEM,
+               .pfn            = __phys_to_pfn(S3C64XX_PA_SROM),
+               .length         = SZ_4K,
+               .type           = MT_DEVICE,
+       }, {
                .virtual        = (unsigned long)(S3C_VA_UART + UART_OFFS),
                .pfn            = __phys_to_pfn(S3C_PA_UART),
                .length         = SZ_4K,