Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54619C433F5 for ; Sat, 13 Nov 2021 11:14:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3447C61026 for ; Sat, 13 Nov 2021 11:14:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235824AbhKMLRH (ORCPT ); Sat, 13 Nov 2021 06:17:07 -0500 Received: from soltyk.jannau.net ([144.76.91.90]:54550 "EHLO soltyk.jannau.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231735AbhKMLRE (ORCPT ); Sat, 13 Nov 2021 06:17:04 -0500 X-Greylist: delayed 498 seconds by postgrey-1.27 at vger.kernel.org; Sat, 13 Nov 2021 06:17:03 EST Received: by soltyk.jannau.net (Postfix, from userid 1000) id 11E04261AB8; Sat, 13 Nov 2021 12:14:11 +0100 (CET) Date: Sat, 13 Nov 2021 12:14:11 +0100 From: Janne Grunau To: Sven Peter Cc: Wim Van Sebroeck , Guenter Roeck , Hector Martin , Alyssa Rosenzweig , Rob Herring , Mark Kettenis , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 2/2] watchdog: Add Apple SoC watchdog driver Message-ID: <20211113111410.GB10073@jannau.net> References: <20211113094732.73889-1-sven@svenpeter.dev> <20211113094732.73889-2-sven@svenpeter.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211113094732.73889-2-sven@svenpeter.dev> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Janne