From 88bf7f6846dea22bd50f8abf4c30530bbe2b6424 Mon Sep 17 00:00:00 2001
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Mon, 23 Dec 2013 20:44:23 -0800
Subject: [PATCH] ARM: shmobile: bockw: use HPBIF DMAEngine for sound

R-Car sound driver is supporting Mem <-> SRU <-> SSI
transfer via DMAEngine.
The sound will be less noise if it uses SRU path
since it has FIFO.
This patch supports it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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