linux-kernel - Re: [PATCH 4/4] RISC-V: Select Goldfish RTC driver for QEMU virt machine

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Message-ID: <mhng-e177e2bf-9e37-4a3f-ace1-7888435c7b82@palmerdabbelt.mtv.corp.google.com>
Date:   Mon, 02 Dec 2019 15:32:53 -0800 (PST)
From:   Palmer Dabbelt <palmerdabbelt@...gle.com>
To:     Anup Patel <Anup.Patel@....com>
CC:     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 4/4] RISC-V: Select Goldfish RTC driver for QEMU virt machine

On Mon, 25 Nov 2019 05:22:38 PST (-0800), Anup Patel wrote:
> We select Goldfish RTC driver using QEMU virt machine kconfig option
> to access RTC device on QEMU virt machine.
>
> 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 bae4907b4880..65cf39867c60 100644
> --- a/arch/riscv/Kconfig.socs
> +++ b/arch/riscv/Kconfig.socs
> @@ -28,6 +28,8 @@ config SOC_VIRT
>         select VIRTIO_INPUT
>         select POWER_RESET_SYSCON
>         select POWER_RESET_SYSCON_POWEROFF
> +       select GOLDFISH
> +       select RTC_DRV_GOLDFISH
>         select SIFIVE_PLIC
>         help
>           This enables support for QEMU Virt Machine.
> diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
> index bf33bd40ee07..c5e04384ec3d 100644
> --- a/arch/riscv/configs/defconfig
> +++ b/arch/riscv/configs/defconfig
> @@ -73,6 +73,7 @@ CONFIG_USB_STORAGE=y
>  CONFIG_USB_UAS=y
>  CONFIG_MMC=y
>  CONFIG_MMC_SPI=y
> +CONFIG_RTC_CLASS=y
>  CONFIG_EXT4_FS=y
>  CONFIG_EXT4_FS_POSIX_ACL=y
>  CONFIG_AUTOFS4_FS=y
> diff --git a/arch/riscv/configs/rv32_defconfig b/arch/riscv/configs/rv32_defconfig
> index 234213b4ea74..7972b1d321c1 100644
> --- a/arch/riscv/configs/rv32_defconfig
> +++ b/arch/riscv/configs/rv32_defconfig
> @@ -69,6 +69,7 @@ CONFIG_USB_OHCI_HCD=y
>  CONFIG_USB_OHCI_HCD_PLATFORM=y
>  CONFIG_USB_STORAGE=y
>  CONFIG_USB_UAS=y
> +CONFIG_RTC_CLASS=y
>  CONFIG_EXT4_FS=y
>  CONFIG_EXT4_FS_POSIX_ACL=y
>  CONFIG_AUTOFS4_FS=y

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