From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Wed, 6 Aug 2014 12:59:04 +0000 (+0200)
Subject: spi: sh-msiof: Configure DMA slave bus width
X-Git-Tag: fixes-for-v3.18-merge-window~30^2~1^5~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=52fba2b85d30075490db023642632032371505c2;p=pandora-kernel.git

spi: sh-msiof: Configure DMA slave bus width

The new Renesas R-Car Gen2 DMA Controller driver (rcar-dmac) requires
explicit configuration of the DMA slave bus width.
Hardcode the DMA transfer size to 4 bytes, as MSIOF DMA is limited to
32-bit words.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mark Brown <broonie@linaro.org>
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