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ARM: shmobile: sh73a0: add support for adjusting CPU frequency
authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Fri, 5 Apr 2013 10:00:36 +0000 (12:00 +0200)
committerSimon Horman <horms+renesas@verge.net.au>
Fri, 7 Jun 2013 05:24:50 +0000 (14:24 +0900)
On SH73A0 the output of PLL0 is supplied to two dividers, feeding clock to
the CPU core and SGX. Lower CPU frequencies allow the use of lower supply
voltages and thus reduce power consumption.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

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