linux-kernel - Re: [PATCH 6/7] ARM: dts: Add dts for Raspberry Pi 4 + Cirrus Logic Lochnagar2

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Message-ID: <20201015173216.GH4390@sirena.org.uk>
Date:   Thu, 15 Oct 2020 18:32:16 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Cc:     Richard Fitzgerald <rf@...nsource.cirrus.com>, robh+dt@...nel.org,
        patches@...nsource.cirrus.com, alsa-devel@...a-project.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rpi-kernel@...ts.infradead.org
Subject: Re: [PATCH 6/7] ARM: dts: Add dts for Raspberry Pi 4 + Cirrus Logic
 Lochnagar2

On Thu, Oct 15, 2020 at 05:12:42PM +0200, Nicolas Saenz Julienne wrote:
> On Thu, 2020-10-15 at 12:14 +0100, Richard Fitzgerald wrote:

> > We want something in mainline so that it can be used by people
> > developing on mainline and taken as a starting point for configuring
> > the codecs for other host platforms. The RPi is a convenient platform to
> > use as the base because it is widely available and low-cost.

> If what you want to convey is the proper way of configuring your specific
> device the way to go is writing a devicetree binding. See
> Documentation/devicetree. It's even possible to validate a given devicetree
> against the bindings (given they are written in yaml format).

These devices already have bindings, that doesn't really help with
describing how a specific board is wired up.

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