[PATCH v3] watchdog: bcm2835: Fix poweroff behaviour

Stephen Warren swarren at wwwdotorg.org
Wed Jun 17 19:08:31 PDT 2015

On 06/17/2015 08:04 AM, Noralf Trønnes wrote:
> Currently poweroff/halt results in a reboot on the Raspberry Pi.
> The 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

Tested-by: Stephen Warren <swarren at wwwdotorg.org>
Acked-by: Stephen Warren <swarren at wwwdotorg.org>

I wonder if, sometime down the road, it's worth querying the firmware
version via the firmware driver and dynamically doing the right thing.
Still, the combination of a bleeding edge kernel and an ancient firmware
seems a bit unlikely, so perhaps not worth the bother.

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