From dd7243d6a5de6faaef30cebc554ce8b39d5a3de5 Mon Sep 17 00:00:00 2001
From: Barry Song <Baohua.Song@csr.com>
Date: Thu, 13 Feb 2014 00:30:19 +0800
Subject: [PATCH] spi: sirf: move to use generic dma dt-binding

sirf-dma driver enabled generic dt binding for dma channels.
see here we remove self-defined dma channel prop and move to
use generic dma_request_slave_channel.
related changes in dts is something like:
    dmas = <&dmac1 9>,
    <&dmac1 4>;
    dma-names = "rx", "tx";

Signed-off-by: Barry Song <Baohua.Song@csr.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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