diff --git a/config/bootscripts/boot-rk3588-legacy.cmd b/config/bootscripts/boot-rk3588-legacy.cmd
index 0102f0d2b3..d65181e815 100644
--- a/config/bootscripts/boot-rk3588-legacy.cmd
+++ b/config/bootscripts/boot-rk3588-legacy.cmd
@@ -14,16 +14,13 @@ setenv rootfstype "ext4"
 setenv docker_optimizations "on"
 setenv earlycon "off"
 
-echo "Boot script loaded from ${devtype} ${devnum}"
+test -n "${distro_bootpart}" || distro_bootpart=1
 
-echo "Testing for existence ${devtype} ${devnum} ${prefix}armbianEnv.txt ..."
-if test -e ${devtype} ${devnum} ${prefix}armbianEnv.txt; then
-	echo "Found ${devtype} ${devnum} ${prefix}armbianEnv.txt - loading ${devtype} ${devnum} ${load_addr} ${prefix}armbianEnv.txt ..."
-	load ${devtype} ${devnum} ${load_addr} ${prefix}armbianEnv.txt
-	echo "Loaded environment from ${devtype} ${devnum} ${prefix}armbianEnv.txt into ${load_addr} filesize ${filesize}..."
-	echo "Importing into environment ..."
+echo "Boot script loaded from ${devtype} ${devnum}:${distro_bootpart}"
+
+if test -e ${devtype} ${devnum}:${distro_bootpart} ${prefix}armbianEnv.txt; then
+	load ${devtype} ${devnum}:${distro_bootpart} ${load_addr} ${prefix}armbianEnv.txt
 	env import -t ${load_addr} ${filesize}
-	echo "armbianEnv.txt imported into environment"
 fi
 
 if test "${logo}" = "disabled"; then setenv logo "logo.nologo"; fi
@@ -38,44 +35,44 @@ else
 fi
 
 # get PARTUUID of first partition on SD/eMMC the boot script was loaded from
-if test "${devtype}" = "mmc"; then part uuid mmc ${devnum}:1 partuuid; fi
+if test "${devtype}" = "mmc"; then part uuid mmc ${devnum}:${distro_bootpart} partuuid; fi
 
 setenv bootargs "root=${rootdev} rootwait rootfstype=${rootfstype} ${consoleargs} consoleblank=0 loglevel=${verbosity} ubootpart=${partuuid} usb-storage.quirks=${usbstoragequirks} ${extraargs} ${extraboardargs}"
 
 if test "${docker_optimizations}" = "on"; then setenv bootargs "${bootargs} cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory"; fi
 
-load ${devtype} ${devnum} ${ramdisk_addr_r} ${prefix}uInitrd
-load ${devtype} ${devnum} ${kernel_addr_r} ${prefix}Image
+load ${devtype} ${devnum}:${distro_bootpart} ${ramdisk_addr_r} ${prefix}uInitrd
+load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_r} ${prefix}Image
 
-load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
+load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
 fdt addr ${fdt_addr_r}
 fdt resize 65536
 for overlay_file in ${overlays}; do
-	if load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-${overlay_file}.dtbo; then
+	if load ${devtype} ${devnum}:${distro_bootpart} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-${overlay_file}.dtbo; then
 		echo "Applying kernel provided DT overlay ${overlay_prefix}-${overlay_file}.dtbo"
 		fdt apply ${load_addr} || setenv overlay_error "true"
-	elif load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_file}.dtbo; then
+	elif load ${devtype} ${devnum}:${distro_bootpart} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_file}.dtbo; then
 		echo "Applying kernel provided DT overlay ${overlay_file}.dtbo"
 		fdt apply ${load_addr} || setenv overlay_error "true"
 	fi
 done
 for overlay_file in ${user_overlays}; do
-	if load ${devtype} ${devnum} ${load_addr} ${prefix}overlay-user/${overlay_file}.dtbo; then
+	if load ${devtype} ${devnum}:${distro_bootpart} ${load_addr} ${prefix}overlay-user/${overlay_file}.dtbo; then
 		echo "Applying user provided DT overlay ${overlay_file}.dtbo"
 		fdt apply ${load_addr} || setenv overlay_error "true"
 	fi
 done
 if test "${overlay_error}" = "true"; then
 	echo "Error applying DT overlays, restoring original DT"
-	load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
+	load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
 else
-	if test -e ${devtype} ${devnum} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-fixup.scr; then
-		load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-fixup.scr
+	if test -e ${devtype} ${devnum}:${distro_bootpart} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-fixup.scr; then
+		load ${devtype} ${devnum}:${distro_bootpart} ${load_addr} ${prefix}dtb/rockchip/overlay/${overlay_prefix}-fixup.scr
 		echo "Applying kernel provided DT fixup script (${overlay_prefix}-fixup.scr)"
 		source ${load_addr}
 	fi
-	if test -e ${devtype} ${devnum} ${prefix}fixup.scr; then
-		load ${devtype} ${devnum} ${load_addr} ${prefix}fixup.scr
+	if test -e ${devtype} ${devnum}:${distro_bootpart} ${prefix}fixup.scr; then
+		load ${devtype} ${devnum}:${distro_bootpart} ${load_addr} ${prefix}fixup.scr
 		echo "Applying user provided fixup script (fixup.scr)"
 		source ${load_addr}
 	fi