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Diffstat (limited to '')
| -rw-r--r-- | drivers/firmware/smccc/Kconfig | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/firmware/smccc/Kconfig b/drivers/firmware/smccc/Kconfig new file mode 100644 index 000000000..15e746617 --- /dev/null +++ b/drivers/firmware/smccc/Kconfig @@ -0,0 +1,25 @@ +# 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. |