From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Thu, 8 May 2014 09:01:48 +0000 (+0300)
Subject: dmaengine: dw: enable clock before access
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~69^2~1^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d2f78e95e42a9130002c76f1a1f76e657a4b4004;p=pandora-kernel.git

dmaengine: dw: enable clock before access

hclk signal is a bus clock. So, it means we have to have it enabled during
access to the DMA controller. This patch makes sure that we enable clock before
access to the device, though it currently works on Intel hardware.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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