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

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Message-ID: <mhng-b024f0a2-a9cc-421a-aae0-997d024e6c9c@palmerdabbelt.mtv.corp.google.com>
Date:   Mon, 02 Dec 2019 15:32:52 -0800 (PST)
From:   Palmer Dabbelt <palmerdabbelt@...gle.com>
To:     Anup Patel <Anup.Patel@....com>
CC:     palmer@...ive.com, Paul Walmsley <paul.walmsley@...ive.com>,
        aou@...s.berkeley.edu, anup@...infault.org,
        Anup Patel <Anup.Patel@....com>, linux-kernel@...r.kernel.org,
        Atish Patra <Atish.Patra@....com>,
        Alistair Francis <Alistair.Francis@....com>,
        linux-riscv@...ts.infradead.org, Christoph Hellwig <hch@....de>
Subject:     Re: [PATCH 3/4] RISC-V: Select SYSCON Reboot and Poweroff for QEMU virt machine

On Mon, 25 Nov 2019 05:22:33 PST (-0800), 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>
> ---
>  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

Reviewed-by: Palmer Dabbelt <palmerdabbelt@...gle.com>