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-rw-r--r--include/image-commands.mk5
-rw-r--r--include/image.mk8
2 files changed, 9 insertions, 4 deletions
diff --git a/include/image-commands.mk b/include/image-commands.mk
index daa01a3d09..684646e233 100644
--- a/include/image-commands.mk
+++ b/include/image-commands.mk
@@ -207,13 +207,16 @@ endef
define Build/fit
$(TOPDIR)/scripts/mkits.sh \
-D $(DEVICE_NAME) -o $@.its -k $@ \
- $(if $(word 2,$(1)),-d $(word 2,$(1))) -C $(word 1,$(1)) \
+ -C $(word 1,$(1)) $(if $(word 2,$(1)),\
+ $(if $(DEVICE_DTS_OVERLAY),-d $(KERNEL_BUILD_DIR)/image-$$(basename $(word 2,$(1))),\
+ -d $(word 2,$(1)))) \
$(if $(findstring with-rootfs,$(word 3,$(1))),-r $(IMAGE_ROOTFS)) \
$(if $(findstring with-initrd,$(word 3,$(1))), \
$(if $(CONFIG_TARGET_ROOTFS_INITRAMFS_SEPARATE), \
-i $(KERNEL_BUILD_DIR)/initrd.cpio$(strip $(call Build/initrd_compression)))) \
-a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
$(if $(DEVICE_FDT_NUM),-n $(DEVICE_FDT_NUM)) \
+ $(if $(DEVICE_DTS_OVERLAY),$(foreach dtso,$(DEVICE_DTS_OVERLAY), -O $(dtso):$(KERNEL_BUILD_DIR)/image-$(dtso).dtb)) \
-c $(if $(DEVICE_DTS_CONFIG),$(DEVICE_DTS_CONFIG),"config-1") \
-A $(LINUX_KARCH) -v $(LINUX_VERSION)
PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage $(if $(findstring external,$(word 3,$(1))),\
diff --git a/include/image.mk b/include/image.mk
index cae3e73438..29df0938bc 100644
--- a/include/image.mk
+++ b/include/image.mk
@@ -190,6 +190,7 @@ define Image/BuildDTB
-o $(2).tmp $(1)
$(LINUX_DIR)/scripts/dtc/dtc -O dtb \
-i$(dir $(1)) $(DTC_FLAGS) $(4) \
+ $(if $(CONFIG_HAS_DT_OVERLAY_SUPPORT),-@) \
-o $(2) $(2).tmp
$(RM) $(2).tmp
endef
@@ -393,6 +394,7 @@ define Device/Init
DEVICE_DTS :=
DEVICE_DTS_CONFIG :=
DEVICE_DTS_DIR :=
+ DEVICE_DTS_OVERLAY :=
DEVICE_FDT_NUM :=
SOC :=
@@ -416,8 +418,8 @@ DEFAULT_DEVICE_VARS := \
DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_INITRAMFS_IMAGE KERNEL_SIZE \
CMDLINE UBOOTENV_IN_UBI KERNEL_IN_UBI BLOCKSIZE PAGESIZE SUBPAGESIZE \
VID_HDR_OFFSET UBINIZE_OPTS UBINIZE_PARTS MKUBIFS_OPTS DEVICE_DTS \
- DEVICE_DTS_CONFIG DEVICE_DTS_DIR DEVICE_FDT_NUM SOC BOARD_NAME \
- UIMAGE_MAGIC UIMAGE_NAME \
+ DEVICE_DTS_CONFIG DEVICE_DTS_DIR DEVICE_DTS_OVERLAY DEVICE_FDT_NUM \
+ SOC BOARD_NAME UIMAGE_MAGIC UIMAGE_NAME \
SUPPORTED_DEVICES IMAGE_METADATA KERNEL_ENTRY KERNEL_LOADADDR \
UBOOT_PATH IMAGE_SIZE \
DEVICE_COMPAT_VERSION DEVICE_COMPAT_MESSAGE \
@@ -539,7 +541,7 @@ endef
endif
define Device/Build/kernel
- $$(eval $$(foreach dts,$$(DEVICE_DTS), \
+ $$(eval $$(foreach dts,$$(DEVICE_DTS) $$(DEVICE_DTS_OVERLAY), \
$$(call Device/Build/dtb,$$(notdir $$(dts)), \
$$(if $$(DEVICE_DTS_DIR),$$(DEVICE_DTS_DIR),$$(DTS_DIR)), \
$$(dts) \