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[RFC,v4,8/8] RISC-V: Enable RISC-V SBI CPU Idle driver for QEMU virt machine

Message ID 20210517130823.796963-9-anup.patel@wdc.com
State Superseded
Headers show
Series RISC-V CPU Idle Support | expand

Commit Message

Anup Patel May 17, 2021, 1:08 p.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 <anup.patel@wdc.com>
---
 arch/riscv/Kconfig.socs           | 3 +++
 arch/riscv/configs/defconfig      | 1 +
 arch/riscv/configs/rv32_defconfig | 1 +
 3 files changed, 5 insertions(+)
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Patch

diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
index ed963761fbd2..3ae937121a77 100644
--- a/arch/riscv/Kconfig.socs
+++ b/arch/riscv/Kconfig.socs
@@ -27,6 +27,9 @@  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 57a24d40d43f..ed71f125cbc9 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 97d899df2445..0088d6989332 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