linux-kernel - Re: [PATCH 2/3] dt-bindings: watchdog: sunxi: Add compatible for D1

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Message-ID: <YQMuXrzqp5vtRaz/@robh.at.kernel.org>
Date:   Thu, 29 Jul 2021 16:40:30 -0600
From:   Rob Herring <robh@...nel.org>
To:     Samuel Holland <samuel@...lland.org>
Cc:     Chen-Yu Tsai <wens@...e.org>, Guenter Roeck <linux@...ck-us.net>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        linux-kernel@...r.kernel.org,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        linux-sunxi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/3] dt-bindings: watchdog: sunxi: Add compatible for D1

On Sun, 25 Jul 2021 22:51:42 -0500, Samuel Holland wrote:
> D1 keeps the same register layout and clock sources as the R329, but it
> adds a key field which must be set to update the watchdog's "CFG" and
> "MODE" registers. Therefore it is not backward-compatible.
> 
> Signed-off-by: Samuel Holland <samuel@...lland.org>
> ---
>  .../devicetree/bindings/watchdog/allwinner,sun4i-a10-wdt.yaml   | 2 ++
>  1 file changed, 2 insertions(+)
> 

Reviewed-by: Rob Herring <robh@...nel.org>