linux-kernel - Re: [PATCH 2/2] watchdog: Add Apple SoC watchdog driver

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Date:   Sat, 13 Nov 2021 12:14:11 +0100
From:   Janne Grunau <j@...nau.net>
To:     Sven Peter <sven@...npeter.dev>
Cc:     Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Hector Martin <marcan@...can.st>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Kettenis <mark.kettenis@...all.nl>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-watchdog@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/2] watchdog: Add Apple SoC watchdog driver

On 2021-11-13 10:47:32 +0100, Sven Peter wrote:
> Add support for the watchdog timer found in Apple SoCs. This driver is
> also required to reboot these machines.

Tested on a M1 Max with
compatibe = "apple,t6000-wdt", "apple,wdt";
MacOS 12 on the same machine does not use the watchdog for reset. MacOS 
log output suggests that it uses a "pgmr" call for reset.

Feel free to add
Tested-by: Janne Grunau <j@...nau.net>

Janne