linux-kernel - RE: [PATCH] RISC-V: Enable SYSCON reboot and poweroff drivers

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Date:   Mon, 11 Nov 2019 13:43:08 +0000
From:   Anup Patel <Anup.Patel@....com>
To:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>
CC:     Atish Patra <Atish.Patra@....com>,
        Alistair Francis <Alistair.Francis@....com>,
        Christoph Hellwig <hch@....de>,
        Anup Patel <anup@...infault.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] RISC-V: Enable SYSCON reboot and poweroff drivers

Correct Palmer's email address

> -----Original Message-----
> From: Anup Patel
> Sent: Monday, November 11, 2019 7:05 PM
> To: Palmer Dabbelt <palmer@...ive.com>; Paul Walmsley
> <paul.walmsley@...ive.com>
> Cc: Atish Patra <Atish.Patra@....com>; Alistair Francis
> <Alistair.Francis@....com>; Christoph Hellwig <hch@....de>; Anup Patel
> <anup@...infault.org>; linux-riscv@...ts.infradead.org; linux-
> kernel@...r.kernel.org; Anup Patel <Anup.Patel@....com>
> Subject: [PATCH] RISC-V: Enable SYSCON reboot and poweroff drivers
> 
> We can use SYSCON reboot and poweroff drivers for the SiFive test device
> found on QEMU virt machine and SiFive SOCs.
> 
> This patch enables SYSCON reboot and poweroff drivers in RV64 and RV32
> defconfigs.
> 
> Signed-off-by: Anup Patel <anup.patel@....com>
> ---
>  arch/riscv/configs/defconfig      | 4 ++++
>  arch/riscv/configs/rv32_defconfig | 4 ++++
>  2 files changed, 8 insertions(+)
> 
> diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> index 420a0dbef386..73a6ee31a7d2 100644
> --- a/arch/riscv/configs/defconfig
> +++ b/arch/riscv/configs/defconfig
> @@ -63,6 +63,10 @@ CONFIG_HW_RANDOM_VIRTIO=y  CONFIG_SPI=y
> CONFIG_SPI_SIFIVE=y  # CONFIG_PTP_1588_CLOCK is not set
> +CONFIG_POWER_RESET=y
> +CONFIG_POWER_RESET_SYSCON=y
> +CONFIG_POWER_RESET_SYSCON_POWEROFF=y
> +CONFIG_SYSCON_REBOOT_MODE=y
>  CONFIG_DRM=y
>  CONFIG_DRM_RADEON=y
>  CONFIG_DRM_VIRTIO_GPU=y
> diff --git a/arch/riscv/configs/rv32_defconfig
> b/arch/riscv/configs/rv32_defconfig
> index 87ee6e62b64b..1429e1254295 100644
> --- a/arch/riscv/configs/rv32_defconfig
> +++ b/arch/riscv/configs/rv32_defconfig
> @@ -61,6 +61,10 @@ CONFIG_VIRTIO_CONSOLE=y
> CONFIG_HW_RANDOM=y  CONFIG_HW_RANDOM_VIRTIO=y  #
> CONFIG_PTP_1588_CLOCK is not set
> +CONFIG_POWER_RESET=y
> +CONFIG_POWER_RESET_SYSCON=y
> +CONFIG_POWER_RESET_SYSCON_POWEROFF=y
> +CONFIG_SYSCON_REBOOT_MODE=y
>  CONFIG_DRM=y
>  CONFIG_DRM_RADEON=y
>  CONFIG_DRM_VIRTIO_GPU=y
> --
> 2.17.1