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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2020-01-31 09:53:21 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2020-02-25 15:13:00 +0200 |
| commit | 173e77b17febbdae3c815a9bbdba0c4433256bca (patch) | |
| tree | 3456371a3ce9fcf28bb162b3a19474e8d7da8d70 | |
| download | linux-dt-173e77b17febbdae3c815a9bbdba0c4433256bca.tar.gz | |
Initial commit
| -rw-r--r-- | .gitignore | 5 | ||||
| -rw-r--r-- | Makefile | 69 |
2 files changed, 74 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..74fde33 --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +*.dtb +*.dts.pre +*.dtbo +*.dtso.pre + diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..0093362 --- /dev/null +++ b/Makefile @@ -0,0 +1,69 @@ +.PHONY: all clean + +O ?= . + +LINUX ?= ${PWD}/../linux +DTC ?= ${LINUX}/scripts/dtc/dtc +DTC_WARN_FLAGS := -Wno-unit_address_vs_reg -Wno-unit_address_format -Wno-avoid_unnecessary_addr_size -Wno-alias_paths -Wno-graph_child_address -Wno-simple_bus_reg -Wno-unique_unit_address -Wno-pci_device_reg +DTC_FLAGS := -O dtb -@ -b 0 -i${LINUX}/include ${DTC_WARN_FLAGS} +CPP_FLAGS := -E -nostdinc -I${LINUX}/scripts/dtc/include-prefixes -undef -D__DTS__ -x assembler-with-cpp + +dtbo_src := $(shell find arch -name *.dtso) +dtbo_dst := $(dtbo_src:.dtso=.dtbo) +dtbo_tmp := $(dtbo_src:.dtso=.dtso.pre) + +dtbo_dst := $(addprefix $(O)/,$(dtbo_dst)) +dtbo_tmp := $(addprefix $(O)/,$(dtbo_tmp)) + +# List of all dts files that need symbols enabled. +# These are taken from $LINUX. + +dtb_src_arm = \ + am57xx-beagle-x15.dts \ + am57xx-beagle-x15-revb1.dts \ + am57xx-beagle-x15-revc.dts \ + am572x-idk.dts \ + am571x-idk.dts \ + am574x-idk.dts \ + dra7-evm.dts \ + dra72-evm.dts \ + dra72-evm-revc.dts \ + dra71-evm.dts \ + dra76-evm.dts + +dtb_src_arm64 = \ + ti/k3-am654-base-board.dts \ + ti/k3-j721e-common-proc-board.dts + +dtb_src = $(dtb_src_arm:%=$(LINUX)/arch/arm/boot/dts/%) +dtb_src += $(dtb_src_arm64:%=$(LINUX)/arch/arm64/boot/dts/%) +dtb_dst = $(dtb_src:$(LINUX)/%.dts=%.dtb) +dtb_tmp = $(dtb_src:$(LINUX)/%.dts=%.dts.pre) + +dtb_dst := $(addprefix $(O)/,$(dtb_dst)) +dtb_tmp := $(addprefix $(O)/,$(dtb_tmp)) + +all: dtbs dtbos + +$(dtbo_tmp): $(O)/%.dtso.pre: %.dtso + @mkdir -p `dirname $@` + @gcc $(CPP_FLAGS) -o $@ $< + +$(dtbo_dst): $(O)/%.dtbo: $(O)/%.dtso.pre + @echo " DTC $@" + @$(DTC) $(DTC_FLAGS) -o $@ $< + +dtbos: $(dtbo_dst) + +$(dtb_tmp): $(O)/%.dts.pre : $(LINUX)/%.dts + @mkdir -p `dirname $@` + @gcc $(CPP_FLAGS) -o $@ $< + +$(dtb_dst): $(O)/%.dtb : $(O)/%.dts.pre + @echo " DTC $@" + @$(DTC) $(DTC_FLAGS) -o $@ $< + +dtbs: $(dtb_dst) + +clean: + find -name "*.dtb" -or -name "*.dtbo" -or -name "*.pre" | xargs rm -f |