[v9,8/8] RISC-V: Enable RISC-V SBI CPU Idle driver for QEMU virt machine

Commit Message

Anup Patel Oct. 12, 2021, 9:58 a.m. UTC

We enable RISC-V SBI CPU Idle driver for QEMU virt machine to test
SBI HSM Supend on QEMU.

Signed-off-by: Anup Patel <[e-mail]>
---
 arch/riscv/Kconfig.socs           | 3 +++
 arch/riscv/configs/defconfig      | 1 +
 arch/riscv/configs/rv32_defconfig | 1 +
 3 files changed, 5 insertions(+)

Patch

diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
index 30676ebb16eb..56bafc3dad4c 100644
--- a/arch/riscv/Kconfig.socs
+++ b/arch/riscv/Kconfig.socs
@@ -28,6 +28,9 @@  config SOC_VIRT
 	select GOLDFISH
 	select RTC_DRV_GOLDFISH if RTC_CLASS
 	select SIFIVE_PLIC
+	select PM_GENERIC_DOMAINS if PM
+	select PM_GENERIC_DOMAINS_OF if PM && OF
+	select RISCV_SBI_CPUIDLE if CPU_IDLE
 	help
 	  This enables support for QEMU Virt Machine.
 
diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
index 9851ba671e90..5ae71fa92c28 100644
--- a/arch/riscv/configs/defconfig
+++ b/arch/riscv/configs/defconfig
@@ -20,6 +20,7 @@  CONFIG_SOC_SIFIVE=y
 CONFIG_SOC_VIRT=y
 CONFIG_SMP=y
 CONFIG_HOTPLUG_CPU=y
+CONFIG_PM=y
 CONFIG_CPU_IDLE=y
 CONFIG_JUMP_LABEL=y
 CONFIG_MODULES=y
diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
index 725ca3332900..31b5ca04939f 100644
--- a/arch/riscv/configs/rv32_defconfig
+++ b/arch/riscv/configs/rv32_defconfig
@@ -20,6 +20,7 @@  CONFIG_SOC_VIRT=y
 CONFIG_ARCH_RV32I=y
 CONFIG_SMP=y
 CONFIG_HOTPLUG_CPU=y
+CONFIG_PM=y
 CONFIG_CPU_IDLE=y
 CONFIG_JUMP_LABEL=y
 CONFIG_MODULES=y