From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Thu, 18 Sep 2014 17:08:56 +0000 (+0300)
Subject: spi: dw: introduce support of loopback mode
X-Git-Tag: fixes-for-v3.18-merge-window~30^2~3^4~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c3ce15bf2ae5cde3392944ad043b80f123510cde;p=pandora-kernel.git

spi: dw: introduce support of loopback mode

For testing purposes it's good to have a loopback mode enabled. The patch adds
necessary bits for that.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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