From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Mon, 25 Aug 2014 02:58:48 +0000 (-0700)
Subject: mmc: tmio: care about DMA tx/rx addr offset
X-Git-Tag: fixes-against-v3.18-rc2~127^2~78
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=384b2cbd56a02efb16358ed7c0c039e4afca5ed0;p=pandora-kernel.git

mmc: tmio: care about DMA tx/rx addr offset

Basically, SD_BUF0 Tx/Rx addresses are same
in normal TMIO controller,
but, it is different on Renesas R-Car SDHI controller
if it uses DMAC
(Rx address needs to add 0x2000 to Tx address)

This patch adds new .dma_rx_offset and cares it

Tested-by: Nguyen Xuan Nui <nx-nui@jinso.co.jp>
Tested-by: Hiep Cao Minh <cm-hiep@jinso.co.jp>
Acked-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

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