Add support for building DT overlays (%.dtbo). The overlay's source file will have the usual extension, i.e. .dts, though the blob will have .dtbo extension to distinguish it from normal blobs. Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx> --- .gitignore | 3 +-- Makefile | 4 ++-- scripts/Makefile.dtbinst | 3 +++ scripts/Makefile.lib | 4 +++- 4 files changed, 9 insertions(+), 5 deletions(-) diff --git a/.gitignore b/.gitignore index d01cda8e1177..0458c36f3cb2 100644 --- a/.gitignore +++ b/.gitignore @@ -17,8 +17,7 @@ *.bz2 *.c.[012]*.* *.dt.yaml -*.dtb -*.dtb.S +*.dtb* *.dwo *.elf *.gcno diff --git a/Makefile b/Makefile index 9e73f82e0d86..b84f5e0b46ab 100644 --- a/Makefile +++ b/Makefile @@ -1334,7 +1334,7 @@ endif ifneq ($(dtstree),) -%.dtb: include/config/kernel.release scripts_dtc +%.dtb %.dtbo: include/config/kernel.release scripts_dtc $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@ PHONY += dtbs dtbs_install dtbs_check @@ -1816,7 +1816,7 @@ clean: $(clean-dirs) @find $(if $(KBUILD_EXTMOD), $(KBUILD_EXTMOD), .) $(RCS_FIND_IGNORE) \ \( -name '*.[aios]' -o -name '*.ko' -o -name '.*.cmd' \ -o -name '*.ko.*' \ - -o -name '*.dtb' -o -name '*.dtb.S' -o -name '*.dt.yaml' \ + -o -name '*.dtb' -o -name '*.dtbo' -o -name '*.dtb.S' -o -name '*.dt.yaml' \ -o -name '*.dwo' -o -name '*.lst' \ -o -name '*.su' -o -name '*.mod' \ -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \ diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst index 50d580d77ae9..ba01f5ba2517 100644 --- a/scripts/Makefile.dtbinst +++ b/scripts/Makefile.dtbinst @@ -29,6 +29,9 @@ quiet_cmd_dtb_install = INSTALL $@ $(dst)/%.dtb: $(obj)/%.dtb $(call cmd,dtb_install) +$(dst)/%.dtbo: $(obj)/%.dtbo + $(call cmd,dtb_install) + PHONY += $(subdirs) $(subdirs): $(Q)$(MAKE) $(dtbinst)=$@ dst=$(patsubst $(obj)/%,$(dst)/%,$@) diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 213677a5ed33..30bc0a8e0087 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -86,7 +86,9 @@ extra-$(CONFIG_OF_ALL_DTBS) += $(dtb-) ifneq ($(CHECK_DTBS),) extra-y += $(patsubst %.dtb,%.dt.yaml, $(dtb-y)) +extra-y += $(patsubst %.dtbo,%.dt.yaml, $(dtb-y)) extra-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtb,%.dt.yaml, $(dtb-)) +extra-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtbo,%.dt.yaml, $(dtb-)) endif # Add subdir path @@ -324,7 +326,7 @@ cmd_dtc = $(HOSTCC) -E $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; -d $(depfile).dtc.tmp $(dtc-tmp) ; \ cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile) -$(obj)/%.dtb: $(src)/%.dts $(DTC) FORCE +$(obj)/%.dtb $(obj)/%.dtbo: $(src)/%.dts $(DTC) FORCE $(call if_changed_dep,dtc) DT_CHECKER ?= dt-validate -- 2.25.0.rc1.19.g042ed3e048af
