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path: root/drivers/firmware/smccc/Kconfig
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# SPDX-License-Identifier: GPL-2.0-only
config HAVE_ARM_SMCCC
	bool
	help
	  Include support for the Secure Monitor Call (SMC) and Hypervisor
	  Call (HVC) instructions on Armv7 and above architectures.

config HAVE_ARM_SMCCC_DISCOVERY
	bool
	depends on ARM_PSCI_FW
	default y
	help
	 SMCCC v1.0 lacked discoverability and hence PSCI v1.0 was updated
	 to add SMCCC discovery mechanism though the PSCI firmware
	 implementation of PSCI_FEATURES(SMCCC_VERSION) which returns
	 success on firmware compliant to SMCCC v1.1 and above.

config ARM_SMCCC_SOC_ID
	bool "SoC bus device for the ARM SMCCC SOC_ID"
	depends on HAVE_ARM_SMCCC_DISCOVERY
	default y
	select SOC_BUS
	help
	  Include support for the SoC bus on the ARM SMCCC firmware based
	  platforms providing some sysfs information about the SoC variant.