From: linux@roeck-us•net (Guenter Roeck)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 2/3] watchdog: bcm2835: Add poweroff code for the Raspberry Pi
Date: Fri, 12 Jun 2015 05:23:21 -0700 [thread overview]
Message-ID: <557ACF39.2060108@roeck-us.net> (raw)
In-Reply-To: <1433845305-17329-2-git-send-email-noralf@tronnes.org>
On 06/09/2015 03:21 AM, Noralf Tr?nnes 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?nnes <noralf@tronnes•org>
This poweroff handler stuff is getting really messy :-(.
Nothing we can do about that here, so
Acked-by: Guenter Roeck <linux@roeck-us•net>
Guenter
next prev parent reply other threads:[~2015-06-12 12:23 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-09 10:21 [PATCH 1/3] dt-bindings: Add Raspberry Pi compatible string for watchdog Noralf Trønnes
2015-06-09 10:21 ` [PATCH 2/3] watchdog: bcm2835: Add poweroff code for the Raspberry Pi Noralf Trønnes
2015-06-12 11:26 ` Stefan Wahren
2015-06-12 12:18 ` Guenter Roeck
2015-06-12 12:23 ` Guenter Roeck [this message]
2015-06-09 10:21 ` [PATCH 3/3] ARM: dts: bcm2835-rpi: Add "brcm, raspberrypi-pm-wdt" to wdt compatible Noralf Trønnes
2015-06-13 6:46 ` [PATCH 1/3] dt-bindings: Add Raspberry Pi compatible string for watchdog Jeff Epler
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=557ACF39.2060108@roeck-us.net \
--to=linux@roeck-us$(echo .)net \
--cc=linux-arm-kernel@lists$(echo .)infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox