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Commit 6d0ef797 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Simon Horman
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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: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent a2a4759b

arch/arm/mach-shmobile/board-bockw.c

+6 −6
Original line number Diff line number Diff line
@@ -332,12 +332,12 @@ static struct rsnd_ssi_platform_info rsnd_ssi[] = { 
	RSND_SSI_UNUSED, /* SSI 0 */

	RSND_SSI_UNUSED, /* SSI 1 */

	RSND_SSI_UNUSED, /* SSI 2 */

	RSND_SSI_SET(1, 0, gic_iid(0x85), RSND_SSI_PLAY),

	RSND_SSI_SET(2, 0, gic_iid(0x85), RSND_SSI_CLK_PIN_SHARE),

	RSND_SSI_SET(0, 0, gic_iid(0x86), RSND_SSI_PLAY),

	RSND_SSI_SET(0, 0, gic_iid(0x86), 0),

	RSND_SSI_SET(3, 0, gic_iid(0x86), RSND_SSI_PLAY),

	RSND_SSI_SET(4, 0, gic_iid(0x86), RSND_SSI_CLK_PIN_SHARE),

	RSND_SSI_SET(1, HPBDMA_SLAVE_SSI3_TX, gic_iid(0x85), RSND_SSI_PLAY),

	RSND_SSI_SET(2, HPBDMA_SLAVE_SSI4_RX, gic_iid(0x85), RSND_SSI_CLK_PIN_SHARE),

	RSND_SSI_SET(0, HPBDMA_SLAVE_SSI5_TX, gic_iid(0x86), RSND_SSI_PLAY),

	RSND_SSI_SET(0, HPBDMA_SLAVE_SSI6_RX, gic_iid(0x86), 0),

	RSND_SSI_SET(3, HPBDMA_SLAVE_SSI7_TX, gic_iid(0x86), RSND_SSI_PLAY),

	RSND_SSI_SET(4, HPBDMA_SLAVE_SSI8_RX, gic_iid(0x86), RSND_SSI_CLK_PIN_SHARE),

};



static struct rsnd_scu_platform_info rsnd_scu[9] = {