linux-kernel - Re: [PATCH v2 3/4] RISC-V: Select SYSCON Reboot and Poweroff for QEMU virt machine

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Date:   Tue, 3 Dec 2019 19:34:34 +0000
From:   Alistair Francis <Alistair.Francis@....com>
To:     "paul.walmsley@...ive.com" <paul.walmsley@...ive.com>,
        "palmer@...belt.com" <palmer@...belt.com>,
        Anup Patel <Anup.Patel@....com>,
        "aou@...s.berkeley.edu" <aou@...s.berkeley.edu>
CC:     "hch@....de" <hch@....de>,
        "anup@...infault.org" <anup@...infault.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        Atish Patra <Atish.Patra@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/4] RISC-V: Select SYSCON Reboot and Poweroff for QEMU
 virt machine

On Tue, 2019-12-03 at 03:49 +0000, Anup Patel wrote:
> The SYSCON Reboot and Poweroff drivers can be used on QEMU virt
> machine
> to reboot or poweroff the system hence we select these drivers using
> QEMU virt machine kconfig option.
> 
> Signed-off-by: Anup Patel <anup.patel@....com>
> Reviewed-by: Palmer Dabbelt <palmerdabbelt@...gle.com>

Reviewed-by: Alistair Francis <alistair.francis@....com>

Alistair

> ---
>  arch/riscv/Kconfig.socs           | 2 ++
>  arch/riscv/configs/defconfig      | 1 +
>  arch/riscv/configs/rv32_defconfig | 1 +
>  3 files changed, 4 insertions(+)
> 
> diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
> index 62383951bf2e..bae4907b4880 100644
> --- a/arch/riscv/Kconfig.socs
> +++ b/arch/riscv/Kconfig.socs
> @@ -26,6 +26,8 @@ config SOC_VIRT
>         select RPMSG_VIRTIO
>         select CRYPTO_DEV_VIRTIO
>         select VIRTIO_INPUT
> +       select POWER_RESET_SYSCON
> +       select POWER_RESET_SYSCON_POWEROFF
>         select SIFIVE_PLIC
>         help
>           This enables support for QEMU Virt Machine.
> diff --git a/arch/riscv/configs/defconfig
> b/arch/riscv/configs/defconfig
> index 2515fe6417e1..bf33bd40ee07 100644
> --- a/arch/riscv/configs/defconfig
> +++ b/arch/riscv/configs/defconfig
> @@ -58,6 +58,7 @@ CONFIG_HW_RANDOM=y
>  CONFIG_SPI=y
>  CONFIG_SPI_SIFIVE=y
>  # CONFIG_PTP_1588_CLOCK is not set
> +CONFIG_POWER_RESET=y
>  CONFIG_DRM=y
>  CONFIG_DRM_RADEON=y
>  CONFIG_FRAMEBUFFER_CONSOLE=y
> diff --git a/arch/riscv/configs/rv32_defconfig
> b/arch/riscv/configs/rv32_defconfig
> index bbcf14fd6f40..234213b4ea74 100644
> --- a/arch/riscv/configs/rv32_defconfig
> +++ b/arch/riscv/configs/rv32_defconfig
> @@ -56,6 +56,7 @@ CONFIG_SERIAL_EARLYCON_RISCV_SBI=y
>  CONFIG_HVC_RISCV_SBI=y
>  CONFIG_HW_RANDOM=y
>  # CONFIG_PTP_1588_CLOCK is not set
> +CONFIG_POWER_RESET=y
>  CONFIG_DRM=y
>  CONFIG_DRM_RADEON=y
>  CONFIG_FRAMEBUFFER_CONSOLE=y