1 files changed, 10 insertions, 1 deletions

diff --git a/include/asm-arm/arch-s3c2410/map.h b/include/asm-arm/arch-s3c2410/map.h
index c380d264a847..5e4c8c37bc66 100644
--- a/include/asm-arm/arch-s3c2410/map.h
+++ b/include/asm-arm/arch-s3c2410/map.h
@@ -126,9 +126,18 @@
 #define S3C24XX_SZ_IIS     SZ_1M
 
 /* GPIO ports */
-#define S3C24XX_VA_GPIO    S3C2410_ADDR(0x00E00000)
+
+/* the calculation for the VA of this must ensure that
+ * it is the same distance apart from the UART in the
+ * phsyical address space, as the initial mapping for the IO
+ * is done as a 1:1 maping. This puts it (currently) at
+ * 0xF6800000, which is not in the way of any current mapping
+ * by the base system.
+*/
+
 #define S3C2400_PA_GPIO    (0x15600000)
 #define S3C2410_PA_GPIO    (0x56000000)
+#define S3C24XX_VA_GPIO    ((S3C2410_PA_GPIO - S3C24XX_PA_UART) + S3C24XX_VA_UART)
 #define S3C24XX_SZ_GPIO    SZ_1M
 
 /* RTC */