diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile
index 1072edf8ddf7..b7a011b0e52c 100644
--- a/arch/arm/boot/Makefile
+++ b/arch/arm/boot/Makefile
@@ -14,10 +14,6 @@
 OBJCOPYFLAGS	:=-O binary -R .comment -S
 
 include $(srctree)/arch/arm/boot/dts/Makefile
-ifneq ($(DTSSUBDIR),)
-DTSSUBDIR_INCS=$(foreach DIR, $(DTSSUBDIR), $(addsuffix /Makefile, $(addprefix $(srctree)/arch/arm/boot/dts/, $(DIR))))
-include $(DTSSUBDIR_INCS)
-endif
 
 # Note: the following conditions must always be true:
 #   ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET)
diff --git a/arch/arm/configs/vendor/sdxlemur.config b/arch/arm/configs/vendor/sdxlemur.config
index 5bef209bfafc..14374701e45d 100644
--- a/arch/arm/configs/vendor/sdxlemur.config
+++ b/arch/arm/configs/vendor/sdxlemur.config
@@ -7,6 +7,7 @@ CONFIG_SLIMBUS=y
 CONFIG_IPC_LOGGING=y
 # CONFIG_USB_GADGET_DEBUG_FS is not set
 CONFIG_PINCTRL_SDXLEMUR=y
+CONFIG_BUILD_ARM_APPENDED_DTB_IMAGE=y
 CONFIG_REGULATOR_FIXED_VOLTAGE=y
 CONFIG_REGULATOR_PROXY_CONSUMER=y
 CONFIG_REGULATOR_STUB=y