kernel: Add support for custom dtbimage generation rules
Change-Id: I79d67f9f40ef3f0970d0e29393d00600b57e337b
diff --git a/build/tasks/kernel.mk b/build/tasks/kernel.mk
index 1cd4dce..8b82b97 100644
--- a/build/tasks/kernel.mk
+++ b/build/tasks/kernel.mk
@@ -48,6 +48,8 @@
#
# BOARD_DTBO_CFG = Path to a mkdtboimg.py config file
#
+# BOARD_CUSTOM_DTBIMG_MK = Path to a custom dtbimage makefile
+#
# BOARD_CUSTOM_DTBOIMG_MK = Path to a custom dtboimage makefile
#
# KERNEL_CC = The C Compiler used. This is automatically set based
@@ -499,6 +501,9 @@
endif # TARGET_NEEDS_DTBOIMAGE/BOARD_KERNEL_SEPARATED_DTBO
ifeq ($(BOARD_INCLUDE_DTB_IN_BOOTIMG),true)
+ifneq ($(BOARD_CUSTOM_DTBIMG_MK),)
+include $(BOARD_CUSTOM_DTBIMG_MK)
+else
ifeq ($(BOARD_PREBUILT_DTBIMAGE_DIR),)
$(DTB_OUT):
mkdir -p $(DTB_OUT)
@@ -525,6 +530,7 @@
endif # !TARGET_WANTS_EMPTY_DTB
endif # !BOARD_PREBUILT_DTBIMAGE_DIR
+endif # BOARD_CUSTOM_DTBIMG_MK
endif # BOARD_INCLUDE_DTB_IN_BOOTIMG
endif # FULL_KERNEL_BUILD