ARMV7: Update default environment for OMAP4 boards

Specify vram on command line, remove erroneous call to nandboot
in the boot script, add CONFIG_BOOTDELAY

Signed-off-by: Steve Sakoman <steve@sakoman.com>
Acked-by: Nishanth Menon <menon.nishanth@gmail.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

include/configs/omap4_panda.h

@@ -153,6 +153,8 @@
  * Environment setup
  */
 
+#define CONFIG_BOOTDELAY	3
+
 /* allow overwriting serial config and ethaddr */
 #define CONFIG_ENV_OVERWRITE
 
@@ -160,10 +162,12 @@
 	"loadaddr=0x82000000\0" \
 	"console=ttyS2,115200n8\0" \
 	"usbtty=cdc_acm\0" \
+	"vram=16M\0" \
 	"mmcdev=1\0" \
 	"mmcroot=/dev/mmcblk0p2 rw\0" \
 	"mmcrootfstype=ext3 rootwait\0" \
 	"mmcargs=setenv bootargs console=${console} " \
+		"vram=${vram} " \
 		"root=${mmcroot} " \
 		"rootfstype=${mmcrootfstype}\0" \
 	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
@@ -181,7 +185,6 @@
 		"else " \
 			"if run loaduimage; then " \
 				"run mmcboot; " \
-			"else run nandboot; " \
 			"fi; " \
 		"fi; " \
 	"fi"

include/configs/omap4_sdp4430.h

@@ -154,6 +154,8 @@
  * Environment setup
  */
 
+#define CONFIG_BOOTDELAY	3
+
 /* allow overwriting serial config and ethaddr */
 #define CONFIG_ENV_OVERWRITE
 
@@ -161,10 +163,12 @@
 	"loadaddr=0x82000000\0" \
 	"console=ttyS2,115200n8\0" \
 	"usbtty=cdc_acm\0" \
+	"vram=16M\0" \
 	"mmcdev=1\0" \
 	"mmcroot=/dev/mmcblk0p2 rw\0" \
 	"mmcrootfstype=ext3 rootwait\0" \
 	"mmcargs=setenv bootargs console=${console} " \
+		"vram=${vram} " \
 		"root=${mmcroot} " \
 		"rootfstype=${mmcrootfstype}\0" \
 	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
@@ -182,7 +186,6 @@
 		"else " \
 			"if run loaduimage; then " \
 				"run mmcboot; " \
-			"else run nandboot; " \
 			"fi; " \
 		"fi; " \
 	"fi"