src/soc/amd/common/block/gpio/Makefile.inc - coreboot - Gitiles

 ## SPDX-License-Identifier: GPL-2.0-only
 ifeq ($(CONFIG_SOC_AMD_COMMON_BLOCK_BANKED_GPIOS),y)

 all-y += gpio.c
 smm-y += gpio.c

 endif # CONFIG_SOC_AMD_COMMON_BLOCK_BANKED_GPIOS
	## SPDX-License-Identifier: GPL-2.0-only
	ifeq ($(CONFIG_SOC_AMD_COMMON_BLOCK_BANKED_GPIOS),y)

	all-y += gpio.c
	smm-y += gpio.c

	endif # CONFIG_SOC_AMD_COMMON_BLOCK_BANKED_GPIOS