| # CPU power management driver configuration options |
| |
| # Copyright (c) 2021 Carlo Caione <ccaione@baylibre.com> |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| menuconfig PM_CPU_OPS |
| bool "CPU power management drivers" |
| help |
| Enable CPU power management drivers configuration |
| |
| if PM_CPU_OPS |
| |
| module = PM_CPU_OPS |
| module-str = pm_cpu_ops |
| source "subsys/logging/Kconfig.template.log_config" |
| |
| DT_COMPAT_ARM_PSCI := arm,psci-0.2 |
| |
| config PM_CPU_OPS_HAS_DRIVER |
| bool |
| |
| config PM_CPU_OPS_PSCI |
| bool "Support for the ARM Power State Coordination Interface (PSCI)" |
| depends on ARM64 |
| depends on HAS_ARM_SMCCC |
| select PM_CPU_OPS_HAS_DRIVER |
| default $(dt_compat_enabled,$(DT_COMPAT_ARM_PSCI)) |
| help |
| Say Y here if you want Zephyr to communicate with system firmware |
| implementing the PSCI specification for CPU-centric power |
| management operations described in ARM document number ARM DEN |
| 0022A ("Power State Coordination Interface System Software on |
| ARM processors"). |
| |
| endif |
