ARM: OMAP4470: Add OMAP4470 identification

Signed-off-by: Taras Kondratiuk <taras@ti.com>
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index 66f416f..5e2f027 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -622,6 +622,7 @@
 #define OMAP4430_ES2_3	0x44300230
 #define OMAP4460_ES1_0	0x44600100
 #define OMAP4460_ES1_1	0x44600110
+#define OMAP4470_ES1_0	0x44700100
 
 /* omap5 */
 #define OMAP5430_SILICON_ID_INVALID	0