ARM: EXYNOS4: Update keypad base address

This patch updates the keypad IF base address in the memory map
for EXYNOS4.

Signed-off-by: Naveen Krishna Ch <ch.naveen@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-exynos4/include/mach/map.h

@@ -53,6 +53,8 @@
 #define EXYNOS4_PA_WATCHDOG		0x10060000
 #define EXYNOS4_PA_RTC			0x10070000
 
+#define EXYNOS4_PA_KEYPAD		0x100A0000
+
 #define EXYNOS4_PA_DMC0			0x10400000
 
 #define EXYNOS4_PA_COMBINER		0x10448000
@@ -142,6 +144,8 @@
 #define S5P_PA_SYSCON			EXYNOS4_PA_SYSCON
 #define S5P_PA_TIMER			EXYNOS4_PA_TIMER
 
+#define SAMSUNG_PA_KEYPAD		EXYNOS4_PA_KEYPAD
+
 /* UART */
 
 #define S3C_PA_UART			EXYNOS4_PA_UART