[openwrt/openwrt] sunxi: update image Makefile to reflect updated DTS structure in 6.6

[LEDE Commits]

wigyori pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/82df12e98a0e972221389147c30f248eed52ddcf

commit 82df12e98a0e972221389147c30f248eed52ddcf
Author: Zoltan HERPAI <wigyori at uid0.hu>
AuthorDate: Wed Apr 17 13:48:41 2024 +0200

    sunxi: update image Makefile to reflect updated DTS structure in 6.6
    
    For the ARM arch on 6.6, DTS files are moved into their vendor directories,
    mimicking arm64. Reflect this in the image Makefile.
    
    Signed-off-by: Zoltan HERPAI <wigyori at uid0.hu>
---
 target/linux/sunxi/image/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/target/linux/sunxi/image/Makefile b/target/linux/sunxi/image/Makefile
index cc1c1ba42d..d462880e90 100644
--- a/target/linux/sunxi/image/Makefile
+++ b/target/linux/sunxi/image/Makefile
@@ -34,7 +34,11 @@ define Device/Default
   KERNEL := kernel-bin | uImage none
   IMAGES := sdcard.img.gz
   IMAGE/sdcard.img.gz := sunxi-sdcard | append-metadata | gzip
+ifneq ($(LINUX_6_1),)
   SUNXI_DTS_DIR :=
+else
+  SUNXI_DTS_DIR :=allwinner/
+endif
   SUNXI_DTS = $$(SUNXI_DTS_DIR)$$(SOC)-$(lastword $(subst _, ,$(1)))
 endef