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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>
Wed, 22 May 2013 14:51:25 +0000 (23:51 +0900)
commit7ae2ffe3e11db0e1f1f471b2ad7fcd6ed9b7e06b
treefe861857c498dc2555eccc86bdf923c003b9e850tree | snapshot
parentae52ce8c23721807893992f645c70f231e8c89a7commit | diff
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 diff | blob | history
Linux kernel for KaRo TX COM modules