drivers/cpu_info/Makefile

# SPDX-License-Identifier: (GPL-2.0+ OR MIT)

MODULE_NAME = amlogic-cpuinfo
obj-$(CONFIG_AMLOGIC_CPU_INFO) = $(MODULE_NAME).o
$(MODULE_NAME)-y += cpu_info.o

PR_FMT = $(subst amlogic-,,$(MODULE_NAME))
PR_FMT_DEFINE="-Dpr_fmt(fmt)= \"[$(PR_FMT)]: \" fmt"
ccflags-y += $(PR_FMT_DEFINE)
BUILD_TIME := $(shell date +%Y.%m.%d-%H.%M.%S)

ifeq ($(KBUILD_BUILD_VERSION), 0)
# deterministic build
BUILD_TIME := $(shell git log -1 --format=%cd --date=format:'%Y.%m.%d-%H.%M.%S')
else
BUILD_TIME := $(shell date +%Y.%m.%d-%H.%M.%S)
endif

ccflags-y += "-DBUILD_TIME=\"$(BUILD_TIME)\""

COMMON_DRIVER_RELEASE=$(subst -g,, $(shell $(srctree)/scripts/setlocalversion $(srctree)/$(COMMON_DRIVERS_DIR)))
COMMON_DRIVER_RELEASE_DEFINE="-DCOMMON_DRIVER_RELEASE=\"$(COMMON_DRIVER_RELEASE)\""
ccflags-y += $(COMMON_DRIVER_RELEASE_DEFINE)