wrapper: another board needs the boot.scr to uEnv.txt wrapper

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

mk_mmc.sh

@@ -1227,21 +1227,25 @@ populate_boot () {
 	fi
 
 	if [ "${conf_uboot_bootscript}" ] ; then
-		cat > ${TEMPDIR}/bootscripts/loader.cmd <<-__EOF__
-			echo "${conf_uboot_bootscript} -> uEnv.txt wrapper..."
-			#boundarydevices.com uses disk over mmcdev
-			if test -n \$disk; then
-				setenv mmcdev \$disk
-				setenv mmcpart 1
-			fi
-			${conf_fileload} mmc \${mmcdev}:\${mmcpart} \${loadaddr} uEnv.txt
-			env import -t \${loadaddr} \${filesize}
-			run uenvcmd
-		__EOF__
-		cat ${TEMPDIR}/bootscripts/loader.cmd
-		echo "-----------------------------"
-		mkimage -A arm -O linux -T script -C none -a 0 -e 0 -n "wrapper" -d ${TEMPDIR}/bootscripts/loader.cmd ${TEMPDIR}/disk/${conf_uboot_bootscript}
-		cp -v ${TEMPDIR}/disk/${conf_uboot_bootscript} ${TEMPDIR}/disk/backup/${conf_uboot_bootscript}
+		case "${conf_fdtfile}" in
+		imx6q-sabrelite.dtb)
+			cat > ${TEMPDIR}/bootscripts/loader.cmd <<-__EOF__
+				echo "${conf_uboot_bootscript} -> uEnv.txt wrapper..."
+				#boundarydevices.com uses disk over mmcdev
+				if test -n \$disk; then
+					setenv mmcdev \$disk
+					setenv mmcpart 1
+				fi
+				${conf_fileload} mmc \${mmcdev}:\${mmcpart} \${loadaddr} uEnv.txt
+				env import -t \${loadaddr} \${filesize}
+				run uenvcmd
+			__EOF__
+			cat ${TEMPDIR}/bootscripts/loader.cmd
+			echo "-----------------------------"
+			mkimage -A arm -O linux -T script -C none -a 0 -e 0 -n "wrapper" -d ${TEMPDIR}/bootscripts/loader.cmd ${TEMPDIR}/disk/${conf_uboot_bootscript}
+			cp -v ${TEMPDIR}/disk/${conf_uboot_bootscript} ${TEMPDIR}/disk/backup/${conf_uboot_bootscript}
+			;;
+		esac
 	fi
 
 	echo "Copying uEnv.txt based boot scripts to Boot Partition"