linux/scripts/Makefile.dtbinst

# ==========================================================================
# Installing dtb files
#
# Installs all dtb files listed in $(dtb-y) either in the
# INSTALL_DTBS_PATH directory or the default location:
#
#   $INSTALL_PATH/dtbs/$KERNELRELEASE
#
# Traverse through subdirectories listed in $(dts-dirs).
# ==========================================================================

src := $(obj)

PHONY := __dtbs_install
__dtbs_install:

export dtbinst-root ?= $(obj)

include include/config/auto.conf
include scripts/Kbuild.include
include $(src)/Makefile

PHONY += __dtbs_install_prep
__dtbs_install_prep:
ifeq ("$(dtbinst-root)", "$(obj)")
	$(Q)if [ -d $(INSTALL_DTBS_PATH).old ]; then rm -rf $(INSTALL_DTBS_PATH).old; fi
	$(Q)if [ -d $(INSTALL_DTBS_PATH) ]; then mv $(INSTALL_DTBS_PATH) $(INSTALL_DTBS_PATH).old; fi
	$(Q)mkdir -p $(INSTALL_DTBS_PATH)
endif

dtbinst-files	:= $(dtb-y)
dtbinst-dirs	:= $(dts-dirs)

# Helper targets for Installing DTBs into the boot directory
quiet_cmd_dtb_install =	INSTALL $<
      cmd_dtb_install =	mkdir -p $(2); cp $< $(2)

install-dir = $(patsubst $(dtbinst-root)%,$(INSTALL_DTBS_PATH)%,$(obj))

$(dtbinst-files) $(dtbinst-dirs): | __dtbs_install_prep

$(dtbinst-files): %.dtb: $(obj)/%.dtb
	$(call cmd,dtb_install,$(install-dir))

$(dtbinst-dirs):
	$(Q)$(MAKE) $(dtbinst)=$(obj)/$@

PHONY += $(dtbinst-files) $(dtbinst-dirs)
__dtbs_install: $(dtbinst-files) $(dtbinst-dirs)

.PHONY: $(PHONY)