[PATCH v11 8/8] RISC-V: Enable RISC-V SBI CPU Idle driver for QEMU virt machine

Anup Patel
2022-02-10T05:51:58Z

From: Anup Patel <anup.patel@wdc.com>

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

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
---
arch/riscv/Kconfig.socs | 3 +++
arch/riscv/configs/defconfig | 1 +
arch/riscv/configs/rv32_defconfig | 1 +
3 files changed, 5 insertions(+)

diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
index 6ec44a22278a..f4097a815201 100644
--- a/arch/riscv/Kconfig.socs
+++ b/arch/riscv/Kconfig.socs
@@ -36,6 +36,9 @@ 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 a5e0482a4969..b8c882b70b02 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_VIRTUALIZATION=y
CONFIG_KVM=m
diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
index d1b87db54d68..6f9a7c89bff9 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_VIRTUALIZATION=y
CONFIG_KVM=m
--
2.25.1