linux-kernel - Re: [PATCH v8 04/12] dt-bindings: phy: amlogic,g12a-mipi-dphy-analog: drop unneeded reg property and example

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Message-ID: <20231110205716.GA413638-robh@kernel.org>
Date:   Fri, 10 Nov 2023 14:57:16 -0600
From:   Rob Herring <robh@...nel.org>
To:     Neil Armstrong <neil.armstrong@...aro.org>
Cc:     Jerome Brunet <jbrunet@...libre.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Kevin Hilman <khilman@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Jagan Teki <jagan@...rulasolutions.com>,
        Nicolas Belin <nbelin@...libre.com>, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v8 04/12] dt-bindings: phy:
 amlogic,g12a-mipi-dphy-analog: drop unneeded reg property and example

On Thu, Nov 09, 2023 at 10:00:05AM +0100, Neil Armstrong wrote:
> Now this bindings is referred from amlogic,meson-gx-hhi-sysctrl.yaml and is
> documented as a subnode of a simple-mfd, drop the invalid reg property.

Why is it invalid? It's preferred to have 'reg' in MFDs even if Linux 
doesn't use them. If there's a chunk of registers you can define, then 
do so. If it's all register bit soup, then fine, omit it.

Rob