mixtile-blade3: enable edge branch with new dt; all branches use vend…

…or u-boot

config/boards/mixtile-blade3.wip

@@ -2,8 +2,8 @@
 declare -g BOARD_NAME="Mixtile Blade 3"
 declare -g BOARDFAMILY="rockchip-rk3588"
 declare -g BOARD_MAINTAINER="rpardini"
-declare -g KERNEL_TARGET="legacy"
-declare -g BOOT_FDT_FILE="rockchip/rk3588-blade3-v101-linux.dtb" # Included in https://github.com/armbian/linux-rockchip/pull/64
+declare -g KERNEL_TARGET="legacy,edge"
+declare -g BOOT_FDT_FILE="rockchip/rk3588-blade3-v101-linux.dtb" # Included in https://github.com/armbian/linux-rockchip/pull/64 # has a hook to change it for edge below
 
 declare -g BOOT_SCENARIO="spl-blobs" # so we don't depend on defconfig naming convention
 declare -g BOOT_SOC="rk3588"         # so we don't depend on defconfig naming convention
@@ -17,7 +17,7 @@ declare -g DDR_BLOB='rk35/rk3588_ddr_lp4_2112MHz_lp5_2736MHz_v1.11.bin'
 declare -g BL31_BLOB='rk35/rk3588_bl31_v1.38.elf'
 
 # post_family_config hook which only runs when branch is legacy.
-function post_family_config_branch_legacy__uboot_mixtile() {
+function post_family_config__uboot_mixtile() {
 	display_alert "$BOARD" "Configuring Mixtile u-boot" "info"
 	declare -g BOOTSOURCE='https://github.com/radxa/u-boot.git'
 	declare -g BOOTBRANCH="commit:ddc91cd08c10f625f7a7c93033042aa4071c78a8" # specific commit in next-dev branch
@@ -26,3 +26,8 @@ function post_family_config_branch_legacy__uboot_mixtile() {
 	declare -g BOOTPATCHDIR="legacy/u-boot-mixtile-rk3588" # Few patches in there; defconfig & PD hacks
 	declare -g BOOTDELAY=1                                 # build injects this into u-boot config. we can then get into UMS mode and avoid the whole rockusb/rkdeveloptool thing
 }
+
+function post_family_config_branch_edge__different_dtb_for_edge() {
+	declare -g BOOT_FDT_FILE="rockchip/rk3588-mixtile-blade3.dtb"
+	display_alert "$BOARD" "Using ${BOOT_FDT_FILE} for ${BRANCH}" "info"
+}