ARM: OMAP5: Add DDR changes required for OMAP543X ES2.0 SOCs

Add pre calculated timing settings of LPDDR2 and DDR3 memories
present in OMAP5430 and OMAP5432 ES2.0 versions.

Also adding the DDR pad io settings required for
OMAP543X SOCs here.

Signed-off-by: R Sricharan <r.sricharan@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tom Rini <trini@ti.com>
Cc: Tom Rini <trini@ti.com>
diff --git a/arch/arm/include/asm/emif.h b/arch/arm/include/asm/emif.h
index fd530bb..9d72fe3 100644
--- a/arch/arm/include/asm/emif.h
+++ b/arch/arm/include/asm/emif.h
@@ -519,6 +519,7 @@
 
 #define SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES	0x0000C1A7
 #define SDRAM_CONFIG_EXT_RD_LVL_4_SAMPLES	0x000001A7
+#define SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES_ES2 0x0000C1C7
 
 /* DMM */
 #define DMM_BASE			0x4E000040