imx51-babbage: use new u-boot features

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

hwpack/imx51-babbage.conf

@@ -2,7 +2,7 @@
 #https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/arch/arm/boot/dts?id=refs/tags/v3.9-rc6
 #        --dtb imx51-babbage (Freescale i.MX51 Babbage Board:supported)
 
-SYSTEM="mx51evk"
+SYSTEM="video"
 
 #Bootloader:
 conf_board="MX51EVK"
@@ -22,7 +22,8 @@ boot_name="u-boot.imx"
 boot_image="bootz"
 boot_script="uEnv.txt"
 boot_fstype="ext2"
-uboot_SCRIPT_ENTRY="loaduimage"
+uboot_USE_MMC_DEFINES=1
+uboot_SCRIPT_ENTRY="uenvcmd"
 uboot_CMD_LOAD="load"
 
 #Kernel:
@@ -47,5 +48,4 @@ SERIAL_MODE=1
 
 VIDEO_CONSOLE="console=tty0"
 HAS_IMX_BLOB=1
-VIDEO_FB="mxcdi1fb"
-VIDEO_TIMING="RGB24,1280x720M@60"
+conf_imx_video="video=mxcdi1fb=RGB24,1280x720M@60"

mk_mmc.sh

@@ -489,7 +489,7 @@ boot_uenv_txt_template () {
 			expansion_args=setenv expansion buddy=\${buddy} buddy2=\${buddy2}
 		__EOF__
 		;;
-	crane|igepv2|mx51evk|mx6qsabrelite)
+	crane|igepv2|mx6qsabrelite)
 		cat >> ${TEMPDIR}/bootscripts/normal.cmd <<-__EOF__
 			optargs=VIDEO_CONSOLE
 			expansion_args=setenv expansion