Files
kernel-devicetree/generic-dts/Makefile
Vishwaroop A da22d336b5 device-tree: add make file support for T268
Add makefile support for T268 specific DT repos

Bug 5235249

Change-Id: I4a0a049f850445f4afd7e39662853b19cff2f27b
Signed-off-by: Vishwaroop A <va@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux/kernel-devicetree/+/3355735
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
2025-05-06 17:55:11 -07:00

174 lines
5.1 KiB
Makefile

# SPDX-FileCopyrightText: Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: GPL-2.0-only
objtree ?= $(srctree)
# Redefine the fixdep command
cmd_and_fixdep = \
$(cmd); \
$(objtree)/scripts/basic/fixdep $(depfile) $@ '$(make-cmd)' > $(dot-target).cmd;\
rm -f $(depfile)
include $(oottree)/scripts/Makefile.lib
DTC_CPP_FLAGS += $(EXTRA_CPP_FLAGS)
DTC_CPP_FLAGS += -DLINUX_VERSION=600 -DTEGRA_HOST1X_DT_VERSION=2 -DOS_LINUX
ifdef CONFIG_TEGRA_SYSTEM_TYPE_ACK
ifdef CONFIG_TEGRA_KLEAF_BUILD
SOURCE_TOP := $(ROOT_DIR)
else # !CONFIG_TEGRA_KLEAF_BUILD
ifneq ($(TOP),)
SOURCE_TOP := $(TOP)
else
$(error TOP is not defined)
endif
endif # end of CONFIG_TEGRA_KLEAF_BUILD
else # !CONFIG_TEGRA_SYSTEM_TYPE_ACK
ifneq ($(TEGRA_TOP),)
SOURCE_TOP := $(TEGRA_TOP)
else ifneq ($(TOP),)
SOURCE_TOP := $(TOP)
else
$(error TEGRA_TOP or TOP is not defined)
endif
endif # end of CONFIG_TEGRA_SYSTEM_TYPE_ACK
ifdef CONFIG_TEGRA_KLEAF_BUILD
tegra-dtstree := $(SOURCE_TOP)/external/nvidia_dts/hardware/nvidia
else
tegra-dtstree := $(SOURCE_TOP)/hardware/nvidia
endif
# Get relative path for tegra-dtstree from this makefile
null :=
space :=$(null) $(null)
obj-path := $(obj)
obj-path-from-top := $(subst $(SOURCE_TOP),,$(obj-path))
rel-top-path := $(subst /, $(space)/,$(obj-path-from-top))
rel-top-path := $(patsubst /%,../,$(rel-top-path))
rel-top-path := $(subst $(space),,$(rel-top-path))
ifdef CONFIG_TEGRA_KLEAF_BUILD
tegra-rel-dtstree := $(rel-top-path)/external/nvidia_dts/hardware/nvidia
else
tegra-rel-dtstree := $(rel-top-path)/hardware/nvidia
endif
DTC_INCLUDE :=
# SOC independent common include
DTC_INCLUDE += $(tegra-dtstree)/tegra/nv-public
DTC_INCLUDE += $(tegra-dtstree)/tegra/nv-public/include/kernel
DTC_INCLUDE += $(tegra-dtstree)/tegra/nv-public/include/nvidia-oot
DTC_INCLUDE += $(tegra-dtstree)/tegra/nv-public/include/platforms
# SOC T23X specific common include
DTC_INCLUDE += $(tegra-dtstree)/t23x/nv-public/include/kernel
DTC_INCLUDE += $(tegra-dtstree)/t23x/nv-public/include/nvidia-oot
DTC_INCLUDE += $(tegra-dtstree)/t23x/nv-public/include/platforms
DTC_INCLUDE += $(tegra-dtstree)/t23x/nv-public
DTC_INCLUDE += $(tegra-dtstree)/t264/nv-public/include/kernel-t264
DTC_INCLUDE += $(tegra-dtstree)/t264/nv-public
DTC_INCLUDE += $(tegra-dtstree)/t268/dts-public/include/kernel
DTC_INCLUDE += $(tegra-dtstree)/t268/dts-public
dtb-y :=
dtbo-y :=
DTB_LIST := $(dtb-y)
DTBO_LIST := $(dtbo-y)
dtb-y :=
fdts := $(tegra-dtstree)/t23x
fdts += $(tegra-dtstree)/t264
fdts += $(tegra-dtstree)/t268
# Add internal SOCs to scan the DT makefiles
ifneq ($(internal_soc_list),)
fdts += $(addprefix $(tegra-dtstree)/,$(internal_soc_list))
endif
# Remove the DTs from protected soc list
ifneq ($(protected_soc_list),)
kdts := $(foreach dt_path, $(fdts), $(if $(filter $(protected_soc_list),$(patsubst -,$(space),$(subst /, $(space),$(dt_path)))),,$(dt_path)))
kdts := $(filter-out $(space)$(space),$(kdts))
else
kdts := $(fdts)
endif
dts_makefile=$(foreach d,$(wildcard $1*), $(call dts_makefile,$(d)/,$(2)) $(if $(findstring Makefile,$(d)),$(d)))
dts_mfiles = $(call dts_makefile, $(kdts), Makefile)
ifneq ($(dts_mfiles),)
dts-include :=
include $(dts_mfiles)
dtb-y := $(addprefix $(tegra-rel-dtstree)/,$(dtb-y))
dtbo-y := $(addprefix $(tegra-rel-dtstree)/,$(dtbo-y))
ifneq ($(dts-include),)
DTC_INCLUDE += $(addprefix $(tegra-dtstree)/,$(dts-include))
endif
endif
DTB_LIST += $(dtb-y)
DTBO_LIST += $(dtbo-y)
DTB_NEW_RULE_LIST := $(dtb-y)
DTBO_NEW_RULE_LIST := $(dtbo-y)
# Now save DTB_LIST to dtb-y
dtb-y := $(DTB_LIST)
dtbo-y := $(DTBO_LIST)
# Add path of main Makefile to each dtb/dtbo list
DTB_OBJS := $(addprefix $(obj)/,$(DTB_LIST))
DTBO_OBJS := $(addprefix $(obj)/,$(DTBO_LIST))
###
# remove the ../
replace_ddot = $(subst ../,,$(1))
define _define_dtb_rule
$(obj)/$(call replace_ddot,$(1)): $(src)/$(patsubst %.dtb,%.dts,$(1)) FORCE
endef
$(foreach _dtb, $(DTB_NEW_RULE_LIST), $(eval $(call _define_dtb_rule,$(_dtb))))
DTB_OBJS := $(call replace_ddot,$(DTB_OBJS))
DTB_NEW_RULE_LIST := $(addprefix $(obj)/,$(DTB_NEW_RULE_LIST))
DTB_NEW_RULE_LIST := $(call replace_ddot,$(DTB_NEW_RULE_LIST))
$(DTB_NEW_RULE_LIST):
$(call if_changed_dep,dtc)
define _define_dtbo_rule
$(obj)/$(call replace_ddot,$(1)): $(src)/$(patsubst %.dtbo,%.dts,$(1)) FORCE
endef
$(foreach _dtbo, $(DTBO_NEW_RULE_LIST), $(eval $(call _define_dtbo_rule,$(_dtbo))))
DTBO_OBJS := $(call replace_ddot,$(DTBO_OBJS))
DTBO_NEW_RULE_LIST := $(addprefix $(obj)/,$(DTBO_NEW_RULE_LIST))
DTBO_NEW_RULE_LIST := $(call replace_ddot,$(DTBO_NEW_RULE_LIST))
$(DTBO_NEW_RULE_LIST):
$(call if_changed_dep,dtc)
DTBS_DTBOS := $(DTB_OBJS)$(DTBO_OBJS)
dtbs: $(DTB_OBJS) $(DTBO_OBJS) FORCE
if [ ! -d $(obj)/dtbs/ ] ; then \
mkdir -p $(obj)/dtbs/ ; \
fi
if [ ! -z "$(DTBS_DTBOS)" ] ; then \
cp -u $(DTB_OBJS) $(DTBO_OBJS) $(obj)/dtbs/ ; \
fi
ifdef CONFIG_TEGRA_KLEAF_BUILD
if [ -d $(obj)/external/nvidia_dts/hardware/ ] ; then \
rm -rf $(obj)/external/nvidia_dts/hardware/ ; \
fi
else
if [ -d $(obj)/hardware/ ] ; then \
rm -rf $(obj)/hardware/ ; \
fi
endif
clean-files := *.dtb *.dtbo *.tmp