diff --git a/external/config/sources/families/include/sunxi64_common.inc b/external/config/sources/families/include/sunxi64_common.inc
index db856b2..184eb67 100644
--- a/external/config/sources/families/include/sunxi64_common.inc
+++ b/external/config/sources/families/include/sunxi64_common.inc
@@ -9,11 +9,6 @@ LINUXFAMILY=sunxi64
 PACKAGE_LIST_DESKTOP_FAMILY="fcitx fonts-wqy-zenhei"
 
 case $BRANCH in
-	legacy)
-		
-		KERNELBRANCH="branch:orange-pi-5.4"
-		KERNELPATCHDIR='sunxi-'$BRANCH
-	;;
 
 	current)
 
@@ -22,13 +17,6 @@ case $BRANCH in
 
 	;;
 
-	dev)
-
-		KERNELSOURCE="https://github.com/megous/linux"
-		KERNELBRANCH="branch:orange-pi-5.7"
-		KERNELPATCHDIR='sunxi-'$BRANCH
-
-	;;
 esac
 
 family_tweaks()
@@ -40,9 +28,11 @@ family_tweaks()
 
 write_uboot_platform()
 {
-	if [[ -f $1/boot0_sdcard.fex ]]; then # legacy h616 loader
+	if [[ -f $1/boot0_sdcard.fex ]]; then # legacy h616/h6 loader
 		dd if=$1/boot0_sdcard.fex of=$2 bs=8k seek=1 conv=fsync > /dev/null 2>&1
 		dd if=$1/boot_package.fex of=$2 bs=8k seek=2050 conv=fsync > /dev/null 2>&1 || true
+	elif [[ -f $1/u-boot-with-dtb.bin ]]; then # legacy a64 loader
+		dd if=$1/u-boot-with-dtb.bin of=$2 bs=1k seek=8 conv=fsync > /dev/null 2>&1 || true
 	else
 		[[ -f $1/sunxi-spl.bin ]] && dd if=$1/sunxi-spl.bin of=$2 bs=8k seek=1 conv=fsync > /dev/null 2>&1
 		[[ -f $1/u-boot.itb ]] && dd if=$1/u-boot.itb of=$2 bs=8k seek=5 conv=fsync > /dev/null 2>&1 || true