From: Mika Westerberg <mika.westerberg@linux.intel.com>
Date: Tue, 22 Jan 2013 10:26:31 +0000 (+0200)
Subject: spi/pxa2xx: add support for SPI_LOOP
X-Git-Tag: v3.9-rc1~148^2~2^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b833172fd8f44fb56e0b3cb810155a6baecc65dc;p=pandora-kernel.git

spi/pxa2xx: add support for SPI_LOOP

This is useful when testing the functionality of the controller from userspace
and there aren't any real SPI slave devices connected to the bus.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Tested-by: Lu Cao <lucao@marvell.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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