From: Bin Meng <bmeng.cn@gmail.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Atish Patra <atish.patra@wdc.com>,
linux-riscv <linux-riscv@lists.infradead.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] riscv: dts: microchip: mpfs-icicle: Fix serial console
Date: Fri, 16 Jul 2021 10:16:03 +0800 [thread overview]
Message-ID: <CAEUhbmVh41mD-2N19T9CxAOZquepmXybgPPi_8ApSjT3M6PG4w@mail.gmail.com> (raw)
In-Reply-To: <98082e819007a0f22d7f0f82914b4d84aabdca6d.1626368678.git.geert@linux-m68k.org>
On Fri, Jul 16, 2021 at 1:26 AM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
>
> Currently, nothing is output on the serial console, unless
> "console=ttyS0,115200n8" or "earlycon" are appended to the kernel
> command line. Enable automatic console selection using
> chosen/stdout-path by adding a proper alias, and configure the expected
> serial rate.
>
> While at it, add aliases for the other three serial ports, which are
> provided on the same micro-USB connector as the first one.
>
> Fixes: 0fa6107eca4186ad ("RISC-V: Initial DTS for Microchip ICICLE board")
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
> ---
> .../boot/dts/microchip/microchip-mpfs-icicle-kit.dts | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
> index ec79944065c98ef2..d75ea11ed043c1f0 100644
> --- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
> +++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
> @@ -14,8 +14,15 @@ / {
> model = "Microchip PolarFire-SoC Icicle Kit";
> compatible = "microchip,mpfs-icicle-kit";
>
> + aliases {
> + serial0 = &serial0;
> + serial1 = &serial1;
> + serial2 = &serial2;
> + serial3 = &serial3;
> + };
> +
> chosen {
> - stdout-path = &serial0;
> + stdout-path = "serial0:115200n8";
> };
>
> cpus {
> --
If possible, please rebase this patch on top of
https://patchwork.kernel.org/project/linux-riscv/patch/20210702014319.1265766-2-bmeng.cn@gmail.com/
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
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prev parent reply other threads:[~2021-07-16 2:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-15 17:05 [PATCH] riscv: dts: microchip: mpfs-icicle: Fix serial console Geert Uytterhoeven
2021-07-16 2:16 ` Bin Meng [this message]
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