ARM: OMAP: Add minimal OMAP2430 support

This patch adds minimal OMAP2430 support to get the kernel booting on 2430SDP.

Signed-off-by: Syed Mohammed Khasim <x0khasim@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 871ace4..4dfd878 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -17,7 +17,13 @@
 
 #include <asm/io.h>
 
+#if defined(CONFIG_ARCH_OMAP2420)
 #define OMAP24XX_TAP_BASE	io_p2v(0x48014000)
+#endif
+
+#if defined(CONFIG_ARCH_OMAP2430)
+#define OMAP24XX_TAP_BASE	io_p2v(0x4900A000)
+#endif
 
 #define OMAP_TAP_IDCODE		0x0204
 #define OMAP_TAP_PROD_ID	0x0208