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)
commit73107925f4b45b81ea4732475280502fefd35efa
tree97e8b7584ecdde8c2a4bf930a730028c61c4b985
parentaa9c185bbcd9cffdb0cda1ad24edd801f70178c5
ARM: shmobile: sh73a0: add support for adjusting CPU frequency

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>
arch/arm/mach-shmobile/clock-sh73a0.c