2020-05-18 17:12:16 +08:00
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# SPDX-License-Identifier: GPL-2.0-only
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config HAVE_ARM_SMCCC
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bool
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help
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Include support for the Secure Monitor Call (SMC) and Hypervisor
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Call (HVC) instructions on Armv7 and above architectures.
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config HAVE_ARM_SMCCC_DISCOVERY
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bool
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depends on ARM_PSCI_FW
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default y
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help
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SMCCC v1.0 lacked discoverability and hence PSCI v1.0 was updated
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to add SMCCC discovery mechanism though the PSCI firmware
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implementation of PSCI_FEATURES(SMCCC_VERSION) which returns
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success on firmware compliant to SMCCC v1.1 and above.
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2020-06-25 17:59:39 +08:00
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config ARM_SMCCC_SOC_ID
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bool "SoC bus device for the ARM SMCCC SOC_ID"
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depends on HAVE_ARM_SMCCC_DISCOVERY
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default y
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select SOC_BUS
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help
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Include support for the SoC bus on the ARM SMCCC firmware based
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platforms providing some sysfs information about the SoC variant.
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