From: Yao Yuan <yao.yuan@freescale.com>
Date: Tue, 18 Nov 2014 10:31:06 +0000 (+0800)
Subject: i2c: imx: add DMA support for freescale i2c driver
X-Git-Tag: omap-for-v3.20/drop-legacy-3517~88^2~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ce1a78840ff7ab846065d5b65eaac959bafe1949;p=pandora-kernel.git

i2c: imx: add DMA support for freescale i2c driver

Add dma support for i2c. This function depend on DMA driver.
You can turn on it by write both the dmas and dma-name properties in dts node.
DMA is optional, even DMA request unsuccessfully, i2c can also work well.

Signed-off-by: Yuan Yao <yao.yuan@freescale.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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