From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Date: Fri, 25 Feb 2011 15:58:38 +0000 (+0100)
Subject: mmc: sh_mmcif: support aggressive clock gating
X-Git-Tag: v2.6.39-rc1~412^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f5e0cec4495398b259b3ede7cbc3ce4bd0e1cef0;p=pandora-kernel.git

mmc: sh_mmcif: support aggressive clock gating

To support MMC aggressive clock gating the driver has to stop the
interface clock when the .set_ios() method is called with .clock == 0.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
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