mirror of
git://nv-tegra.nvidia.com/linux-nv-oot.git
synced 2025-12-22 09:11:26 +03:00
79cd1e31b1
For few kernel variant, it is not required to build DT for private SoCs. The list of protected SoCs is passed from parent makefile. Parse the list and exclude the DTS from that SOC's platform. Change-Id: If29cdc3e1279b929b5c8f90151dd86245c387075 Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2863623 GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
134 lines
4.0 KiB
Makefile
134 lines
4.0 KiB
Makefile
# SPDX-FileCopyrightText: Copyright (c) 2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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# SPDX-License-Identifier: GPL-2.0-only
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objtree = $(srctree)
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# Redefine the fixdep command
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cmd_and_fixdep = \
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$(cmd); \
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$(objtree)/scripts/basic/fixdep $(depfile) $@ '$(make-cmd)' > $(dot-target).cmd;\
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rm -f $(depfile)
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include $(oottree)/scripts/Makefile.lib
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DTC_CPP_FLAGS += $(EXTRA_CPP_FLAGS)
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DTC_CPP_FLAGS += -DLINUX_VERSION=515 -DTEGRA_HOST1X_DT_VERSION=2
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ifneq ($(TEGRA_TOP),)
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SOURCE_TOP := $(TEGRA_TOP)
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else ifneq ($(TOP),)
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SOURCE_TOP := $(TOP)
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else
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$(error TEGRA_TOP or TOP is not defined)
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endif
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tegra-dtstree := $(SOURCE_TOP)/hardware/nvidia
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# Get relative path for tegra-dtstree from this makefile
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null :=
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space :=$(null) $(null)
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obj-path := $(obj)
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obj-path-from-top := $(subst $(SOURCE_TOP),,$(obj-path))
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rel-top-path := $(subst /, $(space)/,$(obj-path-from-top))
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rel-top-path := $(patsubst /%,../,$(rel-top-path))
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rel-top-path := $(subst $(space),,$(rel-top-path))
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tegra-rel-dtstree := $(rel-top-path)/hardware/nvidia
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DTC_INCLUDE :=
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# SOC independent common include
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DTC_INCLUDE += $(tegra-dtstree)/soc/tegra/kernel-include
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DTC_INCLUDE += $(tegra-dtstree)/platform/tegra/common/kernel-dts
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# SOC T23X specific common include
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DTC_INCLUDE += $(tegra-dtstree)/soc/t23x/kernel-include
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DTC_INCLUDE += $(tegra-dtstree)/soc/t23x/kernel-dts
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DTC_INCLUDE += $(tegra-dtstree)/platform/t23x/common/kernel-dts
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DTC_INCLUDE += $(tegra-dtstree)/platform/t23x/automotive/kernel-dts/common/linux/
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dtb-oot-y :=
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dtbo-oot-y :=
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DTB_LIST := $(dtb-oot-y)
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DTBO_LIST := $(dtbo-oot-y)
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dtb-oot-y :=
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fdts := $(shell find $(tegra-dtstree)/platform -name kernel-dts)
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# Remove the DTs from protected soc list
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ifneq ($(protected_soc_list),)
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kdts := $(foreach dt_path, $(fdts), $(if $(filter $(protected_soc_list),$(patsubst -,$(space),$(subst /, $(space),$(dt_path)))),,$(dt_path)))
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kdts := $(filter-out $(space)$(space),$(kdts))
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else
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kdts := $(fdts)
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endif
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dts_makefile=$(foreach d,$(wildcard $1*), $(call dts_makefile,$(d)/,$(2)) $(if $(findstring Makefile,$(d)),$(d)))
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dts_mfiles = $(call dts_makefile, $(kdts), Makefile)
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ifneq ($(dts_mfiles),)
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dts-include :=
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include $(dts_mfiles)
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dtb-oot-y := $(addprefix $(tegra-rel-dtstree)/,$(dtb-oot-y))
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dtbo-oot-y := $(addprefix $(tegra-rel-dtstree)/,$(dtbo-oot-y))
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ifneq ($(dts-include),)
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DTC_INCLUDE += $(addprefix $(tegra-dtstree)/,$(dts-include))
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endif
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endif
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DTB_LIST += $(dtb-oot-y)
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DTBO_LIST += $(dtbo-oot-y)
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DTB_NEW_RULE_LIST := $(dtb-oot-y)
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DTBO_NEW_RULE_LIST := $(dtbo-oot-y)
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# Now save DTB_LIST to dtb-oot-y
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dtb-oot-y := $(DTB_LIST)
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dtbo-oot-y := $(DTBO_LIST)
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# Add path of main Makefile to each dtb/dtbo list
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DTB_OBJS := $(addprefix $(obj)/,$(DTB_LIST))
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DTBO_OBJS := $(addprefix $(obj)/,$(DTBO_LIST))
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###
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# remove the ../
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replace_ddot = $(subst ../,,$(1))
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define _define_dtb_rule
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$(obj)/$(call replace_ddot,$(1)): $(src)/$(patsubst %.dtb,%.dts,$(1)) FORCE
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endef
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$(foreach _dtb, $(DTB_NEW_RULE_LIST), $(eval $(call _define_dtb_rule,$(_dtb))))
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DTB_OBJS := $(call replace_ddot,$(DTB_OBJS))
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DTB_NEW_RULE_LIST := $(addprefix $(obj)/,$(DTB_NEW_RULE_LIST))
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DTB_NEW_RULE_LIST := $(call replace_ddot,$(DTB_NEW_RULE_LIST))
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$(DTB_NEW_RULE_LIST):
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$(call if_changed_dep,dtc)
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define _define_dtbo_rule
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$(obj)/$(call replace_ddot,$(1)): $(src)/$(patsubst %.dtbo,%.dts,$(1)) FORCE
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endef
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$(foreach _dtbo, $(DTBO_NEW_RULE_LIST), $(eval $(call _define_dtbo_rule,$(_dtbo))))
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DTBO_OBJS := $(call replace_ddot,$(DTBO_OBJS))
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DTBO_NEW_RULE_LIST := $(addprefix $(obj)/,$(DTBO_NEW_RULE_LIST))
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DTBO_NEW_RULE_LIST := $(call replace_ddot,$(DTBO_NEW_RULE_LIST))
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$(DTBO_NEW_RULE_LIST):
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$(call if_changed_dep,dtc)
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DTBS_DTBOS := $(DTB_OBJS)$(DTBO_OBJS)
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dtbs: $(DTB_OBJS) $(DTBO_OBJS) FORCE
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if [ ! -d $(obj)/dtbs/ ] ; then \
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mkdir -p $(obj)/dtbs/ ; \
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fi
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if [ ! -z "$(DTBS_DTBOS)" ] ; then \
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cp -u $(DTB_OBJS) $(DTBO_OBJS) $(obj)/dtbs/ ; \
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fi
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if [ -d $(obj)/hardware/ ] ; then \
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rm -rf $(obj)/hardware/ ; \
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fi
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clean-files := *.dtb *.dtbo *.tmp
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