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Message-ID: <20210903093021.zhap6lriawl6nfgp@gilmour>
Date:   Fri, 3 Sep 2021 11:30:21 +0200
From:   Maxime Ripard <maxime@...no.tech>
To:     Samuel Holland <samuel@...lland.org>
Cc:     Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Icenowy Zheng <icenowy@...c.io>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/3] dt-bindings: watchdog: sunxi: Add compatibles for
 D1

On Thu, Sep 02, 2021 at 05:57:49PM -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.
> 
> Similarly to the R329, the D1 has three watchdog instances, and only one
> of them has the "soft reset" registers. So that instance needs an extra
> compatible string.
> 
> Signed-off-by: Samuel Holland <samuel@...lland.org>

Acked-by: Maxime Ripard <maxime@...no.tech>

Maxime

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