linux-kernel - Re: [PATCH V2 9/9] ARM: dts: stm32: add initial support of stm32mp157c eval board

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Message-ID: <CAK8P3a14KzxGK8j75UUBfWgexg2fdzrtdgcqUT=uHfjWrVaWbA@mail.gmail.com>
Date:   Mon, 18 Dec 2017 21:20:10 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Ludovic Barre <ludovic.Barre@...com>
Cc:     Russell King <linux@...linux.org.uk>,
        Rob Herring <robh+dt@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Gerald Baeza <gerald.baeza@...com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        DTML <devicetree@...r.kernel.org>
Subject: Re: [PATCH V2 9/9] ARM: dts: stm32: add initial support of
 stm32mp157c eval board

On Mon, Dec 18, 2017 at 4:17 PM, Ludovic Barre <ludovic.Barre@...com> wrote:
=
> +
> +/ {
> +       model = "STMicroelectronics STM32MP157C eval daughter";
> +       compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
> +
> +       chosen {
> +               bootargs = "earlyprintk console=ttySTM3,115200 root=/dev/ram";
> +               stdout-path = "serial3:115200n8";
> +       };

I'd remove the bootargs here and let the boot loader take care of
that, in particular
since all three arguments are rather old-school: earlycon is preferred over
earlyprintk, console= should not be needed if you set stdout-path, and
/dev/ram is obsoleted by initramfs.

        Arnd