60d29f0fc2e81751ed0b7
author Jamie Iles <jamie@jamieiles.com> 1324129357 +0000
committer Jamie Iles <jamie@jamieiles.com> 1324205321 +0000

ARM: picoxcell: implement watchdog restart

Allow the platform to be restarted by triggering the watchdog to expire
with the shortest possible expiry.  This should reset the CPU core and
all on-chip peripherals.

v2:	- use writel_relaxed().

Signed-off-by: Jamie Iles <jamie@jamieiles.com>
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