################################################################################
#   MET Kernel module mode
################################################################################
ifeq ("$(CONFIG_MTK_MET_PLF)","m")
$(info ======== Build met.ko ... ========)
else
$(info ======== MET Built in ... ========)
endif

MET_CORE := common

obj-$(CONFIG_MTK_MET_PLF) := met.o

ifneq ($(wildcard $(MET_PLF_DIR)/Kbuild.platform.inc),)
    include $(MET_PLF_DIR)/Kbuild.platform.inc
else
    $(info ======= Missing $(MET_PLF_DIR)/Kbuild.platform.inc ========)
endif

ifneq ($(wildcard $(srctree)/drivers/misc/mediatek/include/mt-plat/sync_write.h),)
    ccflags-y += -DUSE_KERNEL_SYNC_WRITE_H
endif

ifneq ($(wildcard $(srctree)/drivers/misc/mediatek/include/mt-plat/mtk_io.h),)
    ccflags-y += -DUSE_KERNEL_MTK_IO_H
endif

ccflags-y += -DCONFIG_MET_MODULE
ccflags-y += -DMET_PLF_USE
ccflags-y += -I$(MET_COMMON_DIR)
ccflags-y += -I$(MET_PLF_DIR)
ccflags-y += -I$(srctree)/include/
ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/
ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/mt-plat/
ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/mt-plat/$(MTK_PLATFORM)/include/
ccflags-y += -I$(srctree)/drivers/misc/mediatek/base/power/$(MTK_PLATFORM)/
ccflags-y += -I$(srctree)/drivers/misc/mediatek/leds/
ccflags-y += -I$(srctree)/drivers/misc/mediatek/leds/$(MTK_PLATFORM)/
ccflags-y += -I$(srctree)/drivers/misc/mediatek/met_drv/core/

ccflags-y += $(EXTRA_ARGS) $(EXTRA_CFLAGS)
ccflags-y += -DMTK_PLATFORM=$(MTK_PLATFORM)
#ccflags-y += -DONDIEMET_MOUNT_DEBUGFS

met-y := $(MET_CORE)/met_main.o \
    $(MET_CORE)/met_tag_ex.o \
    $(MET_CORE)/interface.o \
    $(MET_CORE)/sampler.o \
    $(MET_CORE)/dummy_header.o \
    $(MET_CORE)/util.o \
    $(MET_CORE)/stat.o \
    $(MET_CORE)/cookie.o \
    $(MET_CORE)/mem_stat.o \
    $(MET_CORE)/switch.o \
    $(MET_CORE)/trace_event.o \
    $(MET_CORE)/core_plf_init.o \
    $(MET_CORE)/core_plf_trace.o

CFLAGS_interface.o += -DMET_USER_EVENT_SUPPORT
CFLAGS_met_tag_ex.o += -DMET_USER_EVENT_SUPPORT

################################################################################
# MET feature declaration
################################################################################
FEATURE_SPMTWAM := $(if $(FEATURE_SPMTWAM),$(FEATURE_SPMTWAM),y)
FEATURE_SSPM_EMI := $(if $(FEATURE_SSPM_EMI),$(FEATURE_SSPM_EMI),y)
FEATURE_GPU := $(if $(FEATURE_GPU),$(FEATURE_GPU),y)
FEATURE_VCOREDVFS := $(if $(FEATURE_VCOREDVFS),$(FEATURE_VCOREDVFS),y)
FEATURE_PTPOD := $(if $(FEATURE_PTPOD),$(FEATURE_PTPOD),y)
FEATURE_CPUDSU := $(if $(FEATURE_CPUDSU),$(FEATURE_CPUDSU),y)
FEATURE_WALLTIME := $(if $(FEATURE_WALLTIME),$(FEATURE_WALLTIME),y)
FEATURE_SMI := $(if $(FEATURE_SMI),$(FEATURE_SMI),y)
FEATURE_MET_BACKLIGHT := $(if $(FEATURE_MET_BACKLIGHT),$(FEATURE_MET_BACKLIGHT),y)
FEATURE_EVENT_POWER := $(if $(FEATURE_EVENT_POWER),$(FEATURE_EVENT_POWER),y)
FEATURE_ONDIEMET := $(if $(FEATURE_ONDIEMET),$(FEATURE_ONDIEMET),y)
FEATURE_TINYSYS := $(if $(FEATURE_TINYSYS),$(FEATURE_TINYSYS),n)

################################################################################
# MET_CPU_PMU
################################################################################
$(info CPUPMU_VERSION = $(CPUPMU_VERSION))
ifeq ("$(CPUPMU_VERSION)", "V8_2")
    ccflags-y += -DCPUPMU_V8_2
endif

$(info ARCH = $(ARCH))
ifeq ($(ARCH), mips)
    met-y += $(MET_CORE)/mips_pmu_hw.o
endif #ifeq ($(ARCH), mips)

ifeq ($(ARCH), arm)
    ccflags-y += -DCONFIG_MET_ARM_32BIT
    met-y += $(MET_CORE)/cpu_pmu.o
    met-y += $(MET_CORE)/v7_pmu_hw.o
    met-y += $(MET_CORE)/v6_pmu_hw.o
endif #ifeq ($(ARCH), arm)

ifeq ($(ARCH), arm64)
    met-y += $(MET_CORE)/cpu_pmu.o
    met-y += $(MET_CORE)/v8_pmu_hw.o
endif

################################################################################
# MET_CPU_FREQ
################################################################################
$(info CONFIG_CPU_FREQ = $(CONFIG_CPU_FREQ))
ifeq ($(CONFIG_CPU_FREQ),y)
    met-y += $(MET_CORE)/power.o
endif

################################################################################
# MET_SPM_TWAM
################################################################################
$(info FEATURE_SPMTWAM = $(FEATURE_SPMTWAM))

ifneq ($(FEATURE_SPMTWAM), n)
    MET_SPM_TWAM := y

    # for mtk_spm.h
    ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/base/power/include/mtk_spm.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/base/power/include/
        ccflags-y += -I$(MET_COMMON_DIR)/spmtwam/include/
    else
        MET_SPM_TWAM = n
        $(info ========= Missing $(srctree)/drivers/misc/mediatek/base/power/include/mtk_spm.h ========)
        $(info ======== disable MET_SPM_TWAM ========)
    endif
else
    MET_SPM_TWAM := n
endif

$(info SPMTWAM_VERSION = $(SPMTWAM_VERSION))
$(info SPMTWAM_IDLE_SIGNAL_SUPPORT = $(SPMTWAM_IDLE_SIGNAL_SUPPORT))

ifeq ("$(SPMTWAM_IDLE_SIGNAL_SUPPORT)", "single")
    ccflags-y += -DSPMTWAM_SINGLE_IDLE_SIGNAL
endif

ifeq ("$(SPMTWAM_IDLE_SIGNAL_SUPPORT)", "multiple")
    ccflags-y += -DSPMTWAM_MULTIPLE_IDLE_SIGNAL
endif

ifeq ("$(SPMTWAM_VERSION)", "ap")
    ccflags-y += -DSPMTWAM_AP
    met-$(MET_SPM_TWAM) += $(MET_CORE)/spmtwam/ap/met_spmtwam.o
endif

ifeq ("$(SPMTWAM_VERSION)", "sspm")
    ccflags-y += -DSPMTWAM_SSPM
    met-$(MET_SPM_TWAM) += $(MET_CORE)/spmtwam/sspm/met_spmtwam.o
endif

################################################################################
# MET_EMI
################################################################################
$(info FEATURE_SSPM_EMI = $(FEATURE_SSPM_EMI))

ifeq ($(CONFIG_MTK_TINYSYS_SSPM_SUPPORT),y)
    ifneq ($(FEATURE_ONDIEMET), n)
        BUILD_SSPM_EMI := y
    else ifneq ($(FEATURE_TINYSYS), n)
        BUILD_SSPM_EMI := y
    else
        BUILD_SSPM_EMI := n
    endif
endif

ifeq ($(BUILD_SSPM_EMI),y)
    MET_EMI := $(if $(filter n,$(FEATURE_SSPM_EMI)),n,y)
    ifeq ("$(EMI_SEDA_VERSION)", "SEDA3_5")
        met-$(MET_EMI) += $(MET_CORE)/emi/SEDA3_5/met_emi.o \
                $(MET_CORE)/emi/SEDA3_5/mtk_emi_bm.o
    else ifeq ("$(EMI_SEDA_VERSION)", "SEDA3_6")
        met-$(MET_EMI) += $(MET_CORE)/emi/SEDA3_6/met_emi.o \
                $(MET_CORE)/emi/SEDA3_6/mtk_emi_bm.o
    else
        met-$(MET_EMI) += $(MET_CORE)/emi/SEDA3/met_emi.o \
                $(MET_CORE)/emi/SEDA3/mtk_emi_bm.o
    endif
endif

EMI_LOWEFF_SUPPORT := $(if $(EMI_LOWEFF_SUPPORT),$(EMI_LOWEFF_SUPPORT),n)
ifeq ($(EMI_LOWEFF_SUPPORT), y)
    subdir-ccflags-y += -DEMI_LOWEFF_SUPPORT
endif

################################################################################
# MET_GPU
################################################################################
$(info FEATURE_GPU = $(FEATURE_GPU))

ifneq ($(FEATURE_GPU), n)
    MET_GPU := y

    # for mtk_gpufreq.h
    ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/base/power/$(MTK_PLATFORM)/mtk_gpufreq.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/base/power/$(MTK_PLATFORM)/
    else ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/base/power/include/mtk_gpufreq.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/base/power/include/
    else ifneq ("$(wildcard $(srctree)/drivers/gpu/mediatek/gpufreq/include/mtk_gpufreq.h)","")
        ccflags-y += -I$(srctree)/drivers/gpu/mediatek/gpufreq/include/
    else
        MET_GPU = n
        $(info ======= Missing $(srctree)/drivers/misc/mediatek/base/power/$(MTK_PLATFORM)/mtk_gpufreq.h ========)
        $(info ======= Missing $(srctree)/drivers/misc/mediatek/base/power/include/mtk_gpufreq.h ========)
        $(info ======= Missing $(srctree)/drivers/gpu/mediatek/gpufreq/include/mtk_gpufreq.h ========)
        $(info ======== disable MET_GPU ========)
    endif

    # for mtk_gpu_utility.h
    ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/include/mt-plat/mtk_gpu_utility.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/mt-plat/
    else ifneq ("$(wildcard $(srctree)/drivers/gpu/mediatek/mt-plat/mtk_gpu_utility.h)","")
        ccflags-y += -I$(srctree)/drivers/gpu/mediatek/mt-plat/
    else
        MET_GPU = n
        $(info ======== Missing $(srctree)/drivers/misc/mediatek/include/mt-plat/mtk_gpu_utility.h ========)
        $(info ======== Missing $(srctree)/drivers/gpu/mediatek/mt-plat/mtk_gpu_utility.h ========)
        $(info ======== disable MET_GPU ========)
    endif

    ifneq ($(CONFIG_MTK_GPU_SUPPORT), y)
        MET_GPU = n
        $(info ======== CONFIG_MTK_GPU_SUPPORT = n ========)
        $(info ======== disable MET_GPU ========)
    endif

    GPU_STALL_CNT_TYPE := $(if $(GPU_STALL_CNT_TYPE),$(GPU_STALL_CNT_TYPE),multiple)
    $(info GPU_STALL_CNT_TYPE = $(GPU_STALL_CNT_TYPE))

    ifeq ("$(GPU_STALL_CNT_TYPE)", "single")
        ccflags-y += -DGPU_STALL_CNT_SINGLE
    endif
else
    MET_GPU := n
endif

met-$(MET_GPU) += $(MET_CORE)/mtk_gpu_metmonitor.o


################################################################################
# MET_VCOREDVFS
################################################################################
$(info FEATURE_VCOREDVFS = $(FEATURE_VCOREDVFS))

ifneq ($(FEATURE_VCOREDVFS), n)
    MET_VCOREDVFS := y

    # for dvfsrc-exp.h
    ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/include/mt-plat/dvfsrc-exp.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/mt-plat/
    else
        MET_VCOREDVFS = n
        $(info ======== Missing $(srctree)/drivers/misc/mediatek/include/mt-plat/dvfsrc-exp.h ========)
        $(info ======== disable MET_VCOREDVFS ========)
    endif
else
    MET_VCOREDVFS := n
endif

ifneq ($(VCOREDVFS_OLD_VER),y)
    met-$(MET_VCOREDVFS) += $(MET_CORE)/met_vcoredvfs.o
else
    ccflags-y += -DVCOREDVFS_OLD_VER
    met-$(MET_VCOREDVFS) += $(MET_CORE)/met_vcoredvfs_44.o
endif

################################################################################
# MET_PTPOD
################################################################################
$(info FEATURE_PTPOD = $(FEATURE_PTPOD))

ifneq ($(FEATURE_PTPOD), n)
    MET_PTPOD := y

    # for mtk_gpufreq.h
    ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/base/power/$(MTK_PLATFORM)/mtk_gpufreq.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/base/power/$(MTK_PLATFORM)/
    else ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/base/power/include/mtk_gpufreq.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/base/power/include/
    else ifneq ("$(wildcard $(srctree)/drivers/gpu/mediatek/gpufreq/include/mtk_gpufreq.h)","")
        ccflags-y += -I$(srctree)/drivers/gpu/mediatek/gpufreq/include/
    else
        MET_PTPOD = n
        $(info ======== Missing $(srctree)/drivers/misc/mediatek/base/power/$(MTK_PLATFORM)/mtk_gpufreq.h ========)
        $(info ======== Missing $(srctree)/drivers/misc/mediatek/base/power/include/mtk_gpufreq.h ========)
        $(info ======== Missing $(srctree)/drivers/gpu/mediatek/gpufreq/include/mtk_gpufreq.h ========)
        $(info ======== disable MET_PTPOD ========)
    endif

    # for mtk_cpufreq_api.h
    ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/include/mt-plat/$(MTK_PLATFORM)/include/mach/mtk_cpufreq_api.h)","")
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/include/mt-plat/$(MTK_PLATFORM)/include/
    else
        MET_PTPOD = n
        $(info ======== Missing $(srctree)/drivers/misc/mediatek/include/mt-plat/$(MTK_PLATFORM)/include/mach/mtk_cpufreq_api.h ========)
        $(info ======== disable MET_PTPOD ========)
    endif

    # for mtk_cpufreq_config.h
    ifneq ("$(wildcard $(MET_PTPOD_INC)/mtk_cpufreq_config.h)","")
        ccflags-y += -I$(MET_PTPOD_INC)
    else
        MET_PTPOD = n
        $(info ======== Missing $(MET_PTPOD_INC)/mtk_cpufreq_config.h ========)
        $(info ======== disable MET_PTPOD ========)
    endif
else
    MET_PTPOD := n
endif

met-$(MET_PTPOD) += $(MET_CORE)/met_ptpod.o


################################################################################
# MET_CPUDSU
################################################################################
$(info FEATURE_CPUDSU = $(FEATURE_CPUDSU))

MET_CPUDSU := $(if $(filter n,$(FEATURE_CPUDSU)),n,y)

met-$(MET_CPUDSU) += $(MET_CORE)/cpu_dsu.o \
                     $(MET_CORE)/v8_dsu_hw.o

################################################################################
# MET_WALLTIME
################################################################################
$(info FEATURE_WALLTIME = $(FEATURE_WALLTIME))

MET_WALLTIME := $(if $(filter n,$(FEATURE_WALLTIME)),n,y)

met-$(MET_WALLTIME) += $(MET_CORE)/met_wall_time.o

################################################################################
# MET_SMI
################################################################################
$(info FEATURE_SMI = $(FEATURE_SMI))

################################################################################
# MET_BACKLIGHT
################################################################################
$(info FEATURE_MET_BACKLIGHT = $(FEATURE_MET_BACKLIGHT))

MET_BACKLIGHT := $(if $(filter n,$(FEATURE_MET_BACKLIGHT)),n,y)

met-$(MET_BACKLIGHT) += $(MET_CORE)/met_backlight.o

################################################################################
# EVENT_POWER
################################################################################
$(info FEATURE_EVENT_POWER = $(FEATURE_EVENT_POWER))

ifeq ($(FEATURE_EVENT_POWER), y)
    ccflags-y += -DMET_EVENT_POWER_SUPPORT
endif

################################################################################
# On-die-met SSPM only module
################################################################################
ifeq ($(FEATURE_ONDIEMET), y)
    FEATURE_ONDIEMET_WALLTIME := $(if $(FEATURE_ONDIEMET_WALLTIME),$(FEATURE_ONDIEMET_WALLTIME),y)
else
    FEATURE_ONDIEMET_WALLTIME := n
endif

$(info FEATURE_ONDIEMET = $(FEATURE_ONDIEMET))
$(info FEATURE_ONDIEMET_WALLTIME = $(FEATURE_ONDIEMET_WALLTIME))

ifneq ($(FEATURE_ONDIEMET), n)
    subdir-ccflags-y += -DONDIEMET_SUPPORT

    ifeq ($(CONFIG_MTK_TINYSYS_SSPM_SUPPORT),)
        $(info CONFIG_MTK_TINYSYS_SSPM_SUPPORT = n)
    else
        $(info CONFIG_MTK_TINYSYS_SSPM_SUPPORT = $(CONFIG_MTK_TINYSYS_SSPM_SUPPORT))
    endif

    ifeq ($(CONFIG_MTK_TINYSYS_SSPM_SUPPORT),y)
        subdir-ccflags-y += -I$(srctree)/drivers/misc/mediatek/sspm
        subdir-ccflags-y += -I$(srctree)/drivers/misc/mediatek/sspm/$(MTK_PLATFORM)

        met-y += $(MET_CORE)/ondiemet.o
        met-y += $(MET_CORE)/ondiemet_log.o
        met-y += $(MET_CORE)/sspm/ondiemet_sspm.o
        met-y += $(MET_CORE)/sspm/sspm_ipi_handle.o
        met-y += $(MET_CORE)/sspm/sspm_common.o
        ccflags-y += -DMTK_TINYSYS_SSPM_SUPPORT

        MET_SSPM_IF_INC := $(srctree)/drivers/misc/mediatek/sspm/
        MET_SSPM_IF := sspm_ipi.h

        # for sspm ipi interface
        ifneq ("$(wildcard $(MET_SSPM_IF_INC)/$(MET_SSPM_IF))","")
            ccflags-y += -I$(MET_SSPM_IF_INC)
            SYS_SSPM_READY := y
        else
            $(info ======== Missing $(MET_SSPM_IF_INC)/$(MET_SSPM_IF) ========)
            $(info ======== disable ALL ondiemet feature ========)

            SYS_SSPM_READY := n
        endif

        # for dynamic allocate ondiemet dram buffer size
        ifneq ($(DYNAMIC_ALLOC_ODM_BUF_SIZE),)
            ccflags-y += -DDYNAMIC_ALLOC_ODM_BUF_SIZE=$(DYNAMIC_ALLOC_ODM_BUF_SIZE)
        endif
    else
        $(info ======== CONFIG_MTK_TINYSYS_SSPM_SUPPORT = n ========)
        $(info ======== disable ALL ondiemet feature ========)

        SYS_SSPM_READY := n
    endif

    ifeq ($(SYS_SSPM_READY), y)
        MET_SSPM_WALLTIME := $(if $(filter n,$(FEATURE_ONDIEMET_WALLTIME)),n,y)
        met-$(MET_SSPM_WALLTIME) += $(MET_CORE)/sspm/sspm_walltime.o

        MET_SMI := $(if $(filter n,$(FEATURE_SMI)),n,y)
        met-$(MET_SMI) += $(MET_CORE)/sspm/sspm_met_smi.o
    endif
endif

################################################################################
# Tinysys MET module
################################################################################
FEATURE_TINYSYS := $(if $(FEATURE_TINYSYS),$(FEATURE_TINYSYS),n)
$(info FEATURE_TINYSYS = $(FEATURE_TINYSYS))
ifeq ($(FEATURE_TINYSYS),y)
    ifeq ($(CONFIG_MTK_TINYSYS_MCUPM_SUPPORT),y)
        $(info CONFIG_MTK_TINYSYS_MCUPM_SUPPORT = y)
    else
        $(info CONFIG_MTK_TINYSYS_MCUPM_SUPPORT = n)
        FEATURE_CPU_EB_NUM := 0
    endif
    ifeq ($(CONFIG_MTK_TINYSYS_SCP_SUPPORT),y)
        $(info CONFIG_MTK_TINYSYS_SCP_SUPPORT = y)
    else
        $(info CONFIG_MTK_TINYSYS_SCP_SUPPORT = n)
        FEATURE_SCP_NUM := 0
    endif
    ifeq ($(CONFIG_MTK_TINYSYS_SSPM_SUPPORT),y)
        $(info CONFIG_MTK_TINYSYS_SSPM_SUPPORT = y)
    else
        $(info CONFIG_MTK_TINYSYS_SSPM_SUPPORT = n)
        FEATURE_SSPM_NUM := 0
    endif

    met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/tinysys_log.o
    met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/tinysys_mgr.o
    ccflags-y += -I$(MET_COMMON_DIR)/tinysys/$(TINYSYS_VERSION)

    ccflags-y += -DFEATURE_SSPM_NUM=$(FEATURE_SSPM_NUM)
    ccflags-y += -DFEATURE_CPU_EB_NUM=$(FEATURE_CPU_EB_NUM)
    ccflags-y += -DFEATURE_SCP_NUM=$(FEATURE_SCP_NUM)

    ifneq ($(FEATURE_CPU_EB_NUM),0)
        $(info FEATURE_CPU_EB_NUM = $(FEATURE_CPU_EB_NUM))
        met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/cpu_eb/cpu_eb_met.o
        met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/cpu_eb/cpu_eb_met_log.o
        met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/cpu_eb/cpu_eb_met_ipi_handle.o
        ccflags-y += -I$(MET_COMMON_DIR)/tinysys/$(TINYSYS_VERSION)/cpu_eb/
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/mcupm/$(MTK_PLATFORM)
        ccflags-y += -DTINYSYS_CPU_EB_SUPPORT
    endif

    ifneq ($(FEATURE_SCP_NUM),0)
        $(info FEATURE_SCP_NUM = $(FEATURE_SCP_NUM))
        ccflags-y += -DTINYSYS_SCP_SUPPORT
    endif

    ifneq ($(FEATURE_SSPM_NUM),0)
        $(info FEATURE_SSPM_NUM = $(FEATURE_SSPM_NUM))
        met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/sspm/sspm_met_log.o
        met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/sspm/sspm_met_ipi_handle.o
        met-y += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/sspm/sspm_met_common.o
        ccflags-y += -I$(MET_COMMON_DIR)/tinysys/$(TINYSYS_VERSION)/sspm
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/include
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/sspm/$(SSPM_VERSION)
        ccflags-y += -I$(srctree)/drivers/misc/mediatek/sspm
        ccflags-y += -DTINYSYS_SSPM_SUPPORT
        ccflags-y += -DMTK_TINYSYS_SSPM_SUPPORT

        SSPM_VERSION := $(if $(SSPM_VERSION),$(SSPM_VERSION),v1)
        $(info SSPM_VERSION = $(SSPM_VERSION))
        ifneq ($(SSPM_VERSION), v2)
            MET_SSPM_COMM_INC := $(srctree)/drivers/misc/mediatek/sspm/$(SSPM_VERSION)
            MET_SSPM_IF_INC := $(srctree)/drivers/misc/mediatek/sspm/$(SSPM_VERSION)
            MET_SSPM_IF := sspm_ipi.h
            MET_SSPM_IPI := sspm_ipi_define.h
        else
            MET_SSPM_COMM_INC := $(srctree)/drivers/misc/mediatek/sspm/$(SSPM_VERSION)
            MET_SSPM_IF_INC := $(srctree)/include/linux/soc/mediatek
            MET_SSPM_IF := mtk_tinysys_ipi.h
            MET_SSPM_IPI := sspm_ipi_table.h
        endif

        ifneq ("$(wildcard $(srctree)/drivers/misc/mediatek/sspm/$(SSPM_VERSION)/$(MET_SSPM_IPI))","")
            subdir-ccflags-y += -I$(srctree)/drivers/misc/mediatek/sspm/$(SSPM_VERSION)
            subdir-ccflags-y += -I$(srctree)/drivers/misc/mediatek/sspm
            TINYSYS_SSPM_READY := y
        else
            $(info ======== Missing $(srctree)/drivers/misc/mediatek/sspm/$(MTK_PLATFORM)/$(MET_SSPM_IPI)========)
            $(info ======== disable ALL tinysys SSPM feature ========)
            TINYSYS_SSPM_READY := n
        endif

        # for smi_met_conf format
        ifeq ($(SSPM_VERSION), v2)
            ccflags-y += -DSSPM_VERSION_V2
            ccflags-y += -DSMI_MASTER_8BIT
        endif

        # for sspm ipi interface
        ifneq ("$(wildcard $(MET_SSPM_IF_INC)/$(MET_SSPM_IF))","")
            ccflags-y += -I$(MET_SSPM_IF_INC)
            ccflags-y += -I$(MET_SSPM_COMM_INC)
        else
            $(info ======== Missing $(MET_SSPM_IF_INC)/$(MET_SSPM_IF) ========)
            $(info ======== disable ALL tinysys SSPM feature ========)
            TINYSYS_SSPM_READY := n
        endif

        # for dynamic allocate ondiemet dram buffer size
        ifneq ($(DYNAMIC_ALLOC_ODM_BUF_SIZE),)
            ccflags-y += -DDYNAMIC_ALLOC_ODM_BUF_SIZE=$(DYNAMIC_ALLOC_ODM_BUF_SIZE)
        endif
    else
        $(info ======== CONFIG_MTK_TINYSYS_SSPM_SUPPORT = n ========)
        $(info ======== disable ALL tinysys SSPM feature ========)
        TINYSYS_SSPM_READY := n
    endif

    ifeq ($(TINYSYS_SSPM_READY), y)
        MET_SMI := $(if $(filter n,$(FEATURE_SMI)),n,y)
        met-$(MET_SMI) += $(MET_CORE)/tinysys/$(TINYSYS_VERSION)/sspm/sspm_met_smi.o
    endif
endif

##############################################################################################
# include $(MET_PLF_DIR)/Kbuild
##############################################################################################
ifneq ($(wildcard $(MET_PLF_DIR)/Kbuild),)
    include $(MET_PLF_DIR)/Kbuild
else
    $(info ======= Missing $(MET_PLF_DIR)/Kbuild ========)
endif

#################################################################################
# add met_device flags
#################################################################################
ccflags-y += $(foreach v, $(filter MET_%,$(.VARIABLES)), $(if $(filter $($(v)),y),-D$(v)))