drivers/net/can/dev/Makefile - kernel/common - Git at Google

 # SPDX-License-Identifier: GPL-2.0

 obj-$(CONFIG_CAN_DEV)		+= can-dev.o
 can-dev-y			+= dev.o
 can-dev-y			+= rx-offload.o

 can-dev-$(CONFIG_CAN_LEDS)	+= led.o
	# SPDX-License-Identifier: GPL-2.0

	obj-$(CONFIG_CAN_DEV) += can-dev.o
	can-dev-y += dev.o
	can-dev-y += rx-offload.o

	can-dev-$(CONFIG_CAN_LEDS) += led.o