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ARM: shmobile: bockw: use SSI DMAEngine for sound
authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tue, 24 Dec 2013 04:44:15 +0000 (20:44 -0800)
committerSimon Horman <horms+renesas@verge.net.au>
Tue, 4 Feb 2014 01:17:53 +0000 (10:17 +0900)
commit6d0ef79743abd39c1867a7fb9eaccdda0b2136db
treea16c71e806bdf7c7dc44299f9826102fa9ae8a72tree | snapshot (tar.gz zip)
parenta2a4759b5262979cbe4bc1f681ec5a6ab064fce3commit | diff
ARM: shmobile: bockw: use SSI DMAEngine for sound

R-Car sound driver is supporting Mem <-> SSI
direct transfer via DMAEngine.
Current HPB-DMA is using double plane transfer,
but the sound may have noise since SSI doesn't have 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>
arch/arm/mach-shmobile/board-bockw.c diff | blob | blame | history