From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guenter Roeck Subject: Re: [PATCH 2/3] watchdog: bcm2835: Add poweroff code for the Raspberry Pi Date: Fri, 12 Jun 2015 05:23:21 -0700 Message-ID: <557ACF39.2060108@roeck-us.net> References: <1433845305-17329-1-git-send-email-noralf@tronnes.org> <1433845305-17329-2-git-send-email-noralf@tronnes.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1433845305-17329-2-git-send-email-noralf@tronnes.org> Sender: linux-kernel-owner@vger.kernel.org To: =?UTF-8?B?Tm9yYWxmIFRyw7hubmVz?= , linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org On 06/09/2015 03:21 AM, Noralf Tr=C3=B8nnes wrote: > This adds a new poweroff function to the watchdog driver for the > Raspberry Pi. Currently poweroff/halt results in a reboot. > > The Raspberry Pi firmware uses the RSTS register to know which > partiton to boot from. The partiton value is spread into bits > 0, 2, 4, 6, 8, 10. Partiton 63 is a special partition used by > the firmware to indicate halt. > > The firmware made this change in 19 Aug 2013 and was matched > by the downstream commit: > Changes for new NOOBS multi partition booting from gsh > > Signed-off-by: Noralf Tr=C3=B8nnes This poweroff handler stuff is getting really messy :-(. Nothing we can do about that here, so Acked-by: Guenter Roeck Guenter