staging: add missing SPDX lines to Makefile files

There are a few remaining drivers/staging/*/Makefile files that do not
have SPDX identifiers in them.  Add the correct GPL-2.0 identifier to
them to make scanning tools happy.
Reviewed-by: Mukesh Ojha <mojha@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/android/Makefile

+# SPDX-License-Identifier: GPL-2.0
 ccflags-y += -I$(src)			# needed for trace events
 
 obj-y					+= ion/

drivers/staging/axis-fifo/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_XIL_AXIS_FIFO) += axis-fifo.o

drivers/staging/board/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-y	:= board.o
 obj-$(CONFIG_ARCH_EMEV2)	+= kzm9d.o
 obj-$(CONFIG_ARCH_R8A7740)	+= armadillo800eva.o

drivers/staging/clocking-wizard/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_COMMON_CLK_XLNX_CLKWZRD)	+= clk-xlnx-clock-wizard.o

drivers/staging/comedi/drivers/ni_routing/tools/Makefile

+# SPDX-License-Identifier: GPL-2.0
 # this make file is simply to help autogenerate these files:
 # 	ni_route_values.h
 #	ni_device_routes.h

drivers/staging/comedi/kcomedilib/Makefile

+# SPDX-License-Identifier: GPL-2.0
 ccflags-$(CONFIG_COMEDI_DEBUG)		:= -DDEBUG
 
 obj-$(CONFIG_COMEDI_KCOMEDILIB)	+= kcomedilib.o

drivers/staging/emxx_udc/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_USB_EMXX)	:= emxx_udc.o

drivers/staging/fsl-dpaa2/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Freescale DataPath Acceleration Architecture Gen2 (DPAA2) drivers
 #

drivers/staging/fwserial/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_FIREWIRE_SERIAL) += firewire-serial.o
 firewire-serial-objs := fwserial.o dma_fifo.o

drivers/staging/gasket/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 #  Makefile for Gasket framework and dependent drivers.
 #

drivers/staging/goldfish/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the Goldfish audio driver
 #

drivers/staging/gs_fpgaboot/Makefile

+# SPDX-License-Identifier: GPL-2.0
 gs_fpga-y	+= gs_fpgaboot.o io.o
 obj-$(CONFIG_GS_FPGABOOT)	+= gs_fpga.o

drivers/staging/iio/accel/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for industrial I/O accelerometer drivers
 #

drivers/staging/iio/addac/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for industrial I/O ADDAC drivers
 #

drivers/staging/iio/cdc/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for industrial I/O DAC drivers
 #

drivers/staging/iio/frequency/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for Direct Digital Synthesis drivers
 #

drivers/staging/iio/impedance-analyzer/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for Impedance Converter, Network Analyzer drivers
 #

drivers/staging/iio/resolver/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for Resolver/Synchro drivers
 #

drivers/staging/ks7010/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_KS7010) += ks7010.o
 
 ks7010-y	:= ks_hostif.o ks_wlan_net.o ks7010_sdio.o

drivers/staging/media/bcm2048/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_I2C_BCM2048) += radio-bcm2048.o

drivers/staging/media/davinci_vpfe/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_VIDEO_DM365_VPFE) += davinci-vfpe.o
 
 davinci-vfpe-objs := \

drivers/staging/media/ipu3/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the IPU3 ImgU drivers
 #

drivers/staging/media/mt9t031/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_SOC_CAMERA_MT9T031)		+= mt9t031.o

drivers/staging/media/rockchip/vpu/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_VIDEO_ROCKCHIP_VPU) += rockchip-vpu.o
 
 rockchip-vpu-y += \

drivers/staging/media/sunxi/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_VIDEO_SUNXI_CEDRUS)	+= cedrus/

drivers/staging/media/sunxi/cedrus/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_VIDEO_SUNXI_CEDRUS) += sunxi-cedrus.o
 
 sunxi-cedrus-y = cedrus.o cedrus_video.o cedrus_hw.o cedrus_dec.o cedrus_mpeg2.o

drivers/staging/media/tegra-vde/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_TEGRA_VDE)	+= tegra-vde.o

drivers/staging/most/cdev/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MOST_CDEV) += most_cdev.o
 
 most_cdev-objs := cdev.o

drivers/staging/most/dim2/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MOST_DIM2) += most_dim2.o
 
 most_dim2-objs := dim2.o hal.o sysfs.o

drivers/staging/most/i2c/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MOST_I2C) += most_i2c.o
 
 most_i2c-objs := i2c.o

drivers/staging/most/net/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MOST_NET) += most_net.o
 
 most_net-objs := net.o

drivers/staging/most/sound/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MOST_SOUND) += most_sound.o
 
 most_sound-objs := sound.o

drivers/staging/most/usb/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MOST_USB) += most_usb.o
 
 most_usb-objs := usb.o

drivers/staging/most/video/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MOST_VIDEO) += most_video.o
 
 most_video-objs := video.o

drivers/staging/mt7621-dma/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_MTK_HSDMA) += mtk-hsdma.o
 
 ccflags-y += -I$(srctree)/drivers/dma

drivers/staging/mt7621-dts/Makefile

+# SPDX-License-Identifier: GPL-2.0
 dtb-$(CONFIG_DTB_GNUBEE1)      += gbpc1.dtb
 
 obj-y				+= $(patsubst %.dtb, %.dtb.o, $(dtb-y))

drivers/staging/mt7621-pci-phy/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_PCI_MT7621_PHY)       += pci-mt7621-phy.o

drivers/staging/mt7621-pci/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_PCI_MT7621)       += pci-mt7621.o

drivers/staging/mt7621-pinctrl/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_PINCTRL_RT2880)   += pinctrl-rt2880.o
 
 ccflags-y += -I$(srctree)/drivers/pinctrl

drivers/staging/mt7621-spi/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_SPI_MT7621)		+= spi-mt7621.o

drivers/staging/netlogic/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_NETLOGIC_XLR_NET) += xlr_net.o platform_net.o

drivers/staging/olpc_dcon/Makefile

+# SPDX-License-Identifier: GPL-2.0
 olpc-dcon-objs += olpc_dcon.o
 olpc-dcon-$(CONFIG_FB_OLPC_DCON_1)	+= olpc_dcon_xo_1.o
 olpc-dcon-$(CONFIG_FB_OLPC_DCON_1_5)	+= olpc_dcon_xo_1_5.o

drivers/staging/pi433/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_PI433) += pi433.o
 
 pi433-objs := pi433_if.o rf69.o

drivers/staging/ralink-gdma/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_DMA_RALINK) += ralink-gdma.o
 
 ccflags-y += -I$(srctree)/drivers/dma

drivers/staging/rtlwifi/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_R8822BE) 		+= r8822be.o
 
 r8822be-objs	:=		\

drivers/staging/rtlwifi/btcoexist/Makefile

+# SPDX-License-Identifier: GPL-2.0
 btcoexist-objs :=				\
 			halbtc8822b1ant.o	\
 			halbtc8822b2ant.o	\

drivers/staging/rtlwifi/rtl8822be/Makefile

+# SPDX-License-Identifier: GPL-2.0
 rtl8822be-objs :=		\
 		fw.o		\
 		hw.o		\

drivers/staging/rts5208/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_RTS5208) := rts5208.o
 
 ccflags-y := -Idrivers/scsi

drivers/staging/sm750fb/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_FB_SM750)	+= sm750fb.o
 
 sm750fb-objs		:= sm750.o sm750_hw.o sm750_accel.o sm750_cursor.o ddk750_chip.o ddk750_power.o ddk750_mode.o

drivers/staging/unisys/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for Unisys SPAR drivers
 #

drivers/staging/unisys/visorhba/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for Unisys channel
 #

drivers/staging/unisys/visorinput/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for Unisys visorinput
 #

drivers/staging/unisys/visornic/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for Unisys channel
 #

drivers/staging/vc04_services/bcm2835-audio/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_SND_BCM2835)	+= snd-bcm2835.o
 snd-bcm2835-objs		:= bcm2835.o bcm2835-ctl.o bcm2835-pcm.o bcm2835-vchiq.o
 

drivers/staging/vme/Makefile

+# SPDX-License-Identifier: GPL-2.0
 obj-y				+= devices/

drivers/staging/vme/devices/Makefile

+# SPDX-License-Identifier: GPL-2.0
 #
 # Makefile for the VME device drivers.
 #