mk_mmc cleanup for kms support

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

mk_mmc.sh

@@ -1578,12 +1578,11 @@ function is_imx53 {
 
 function check_uboot_type {
 	unset DO_UBOOT
+	unset IN_VALID_UBOOT
 
-case "$UBOOT_TYPE" in
+	case "${UBOOT_TYPE}" in
 	beagle_bx)
-
- SYSTEM=beagle_bx
- unset IN_VALID_UBOOT
+		SYSTEM="beagle_bx"
 		DO_UBOOT=1
 		BOOTLOADER="BEAGLEBOARD_BX"
 		SERIAL="ttyO2"
@@ -1593,12 +1592,9 @@ case "$UBOOT_TYPE" in
 		echo "Warning: Support for the Original BeagleBoard Ax/Bx is broken.. (board locks up during hardware detect)"
 		echo "Please use the Demo Images Instead"
 		echo "-----------------------------"
-
 		;;
 	beagle_cx)
-
- SYSTEM=beagle_cx
- unset IN_VALID_UBOOT
+		SYSTEM="beagle_cx"
 		DO_UBOOT=1
 		BOOTLOADER="BEAGLEBOARD_CX"
 		SERIAL="ttyO2"
@@ -1609,39 +1605,28 @@ case "$UBOOT_TYPE" in
 		echo "Please use the Demo Images Instead"
 		echo "BeagleBoard: C4/C5 Users, can ignore this message.."
 		echo "-----------------------------"
-
 		;;
 	beagle_xm)
-
- SYSTEM=beagle_xm
- unset IN_VALID_UBOOT
+		SYSTEM="beagle_xm"
 		DO_UBOOT=1
 		BOOTLOADER="BEAGLEBOARD_XM"
 		SERIAL="ttyO2"
 		USE_UENV=1
 		is_omap
-
 		;;
 	bone)
-
- SYSTEM=bone
- unset IN_VALID_UBOOT
+		SYSTEM="bone"
 		DO_UBOOT=1
 		BOOTLOADER="BEAGLEBONE_A"
 		SERIAL="ttyO0"
 		USE_UENV=1
 		is_omap
-# mmc driver fails to load with this setting
-# UIMAGE_ADDR="0x80200000"
-# UINITRD_ADDR="0x80A00000"
 
- SERIAL_MODE=1
 		SUBARCH="omap-psp"
+		SERIAL_MODE=1
 		;;
 	igepv2)
-
- SYSTEM=igepv2
- unset IN_VALID_UBOOT
+		SYSTEM="igepv2"
 		DO_UBOOT=1
 		BOOTLOADER="IGEP00X0"
 		SERIAL="ttyO2"
@@ -1650,9 +1635,7 @@ case "$UBOOT_TYPE" in
 		SERIAL_MODE=1
 		;;
 	panda)
-
- SYSTEM=panda
- unset IN_VALID_UBOOT
+		SYSTEM="panda"
 		DO_UBOOT=1
 		BOOTLOADER="PANDABOARD"
 		SMSC95XX_MOREMEM=1
@@ -1660,12 +1643,9 @@ case "$UBOOT_TYPE" in
 		USE_UENV=1
 		is_omap
 		VIDEO_OMAP_RAM="16MB"
-
 		;;
 	panda_es)
-
- SYSTEM=panda_es
- unset IN_VALID_UBOOT
+		SYSTEM="panda_es"
 		DO_UBOOT=1
 		BOOTLOADER="PANDABOARD_ES"
 		SMSC95XX_MOREMEM=1
@@ -1673,12 +1653,9 @@ case "$UBOOT_TYPE" in
 		USE_UENV=1
 		is_omap
 		VIDEO_OMAP_RAM="16MB"
-
 		;;
 	touchbook)
-
- SYSTEM=touchbook
- unset IN_VALID_UBOOT
+		SYSTEM="touchbook"
 		DO_UBOOT=1
 		BOOTLOADER="TOUCHBOOK"
 		SERIAL="ttyO2"
@@ -1687,35 +1664,28 @@ case "$UBOOT_TYPE" in
 
 		BETA_KERNEL=1
 		SERIAL_MODE=1
-
 		;;
 	crane)
-
- SYSTEM=crane
- unset IN_VALID_UBOOT
+		SYSTEM="crane"
 		DO_UBOOT=1
 		BOOTLOADER="CRANEBOARD"
 		SERIAL="ttyO2"
 		USE_UENV=1
 		is_omap
 
- #with the crane, we need the beta kernel and serial-more
 		 BETA_KERNEL=1
 		 SERIAL_MODE=1
-
 		;;
 	mx53loco)
-
- SYSTEM=mx53loco
- unset IN_VALID_UBOOT
+		SYSTEM="mx53loco"
 		DO_UBOOT=1
 		DD_UBOOT=1
 		BOOTLOADER="MX53LOCO"
 		SERIAL="ttymxc0"
 		is_imx53
-
 		;;
 	*)
+		IN_VALID_UBOOT=1
 		cat <<-__EOF__
 			-----------------------------
 			ERROR: This script does not currently recognize the selected: [--uboot ${UBOOT_TYPE}] option..