From 557bc97fe8093506673985d3afcb66d64ee43c2c Mon Sep 17 00:00:00 2001 From: Jean-Jacques Hiblot Date: Tue, 22 Oct 2019 16:39:21 +0200 Subject: [PATCH] dts: Add support for adding DT overlays in u-boot.img If u-boot.img is a FIT image, CONFIG_OF_OVERLAY_LIST can be used to add DT overlays to u-boot.img. Signed-off-by: Jean-Jacques Hiblot Reviewed-by: Simon Glass --- Makefile | 3 ++- dts/Kconfig | 8 ++++++++ 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/Makefile b/Makefile index 1766f5ab18..6f62d764db 100644 --- a/Makefile +++ b/Makefile @@ -1292,7 +1292,8 @@ MKIMAGEFLAGS_u-boot.img = -f auto -A $(ARCH) -T firmware -C none -O u-boot \ -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \ -p $(CONFIG_FIT_EXTERNAL_OFFSET) \ -n "U-Boot $(UBOOTRELEASE) for $(BOARD) board" -E \ - $(patsubst %,-b arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) + $(patsubst %,-b arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) \ + $(patsubst %,-b arch/$(ARCH)/dts/%.dtbo,$(subst ",,$(CONFIG_OF_OVERLAY_LIST))) else MKIMAGEFLAGS_u-boot.img = -A $(ARCH) -T firmware -C none -O u-boot \ -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \ diff --git a/dts/Kconfig b/dts/Kconfig index 2bd959a7dc..64c98dd723 100644 --- a/dts/Kconfig +++ b/dts/Kconfig @@ -130,6 +130,14 @@ config OF_LIST device tree files (without the directory or .dtb suffix) separated by . +config OF_OVERLAY_LIST + string "List of device tree overlays to include for DT control" + depends on SPL_LOAD_FIT_APPLY_OVERLAY + help + This option specifies a list of device tree overlays to use for DT + control. This option can then be used by a FIT generator to include + the overlays in the FIT image. + choice prompt "OF LIST compression" depends on MULTI_DTB_FIT -- 2.25.1