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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.