diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2013-07-28 18:59:12 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-08-06 17:56:13 +0100 |
| commit | 374a528111fa07878090bd9694a3e153814de39c (patch) | |
| tree | a9af99a7d5a419f7ee7d92b4205e8274a731c566 /sound/soc/sh/rcar/gen.c | |
| parent | 849fc82a6f4f32b4c8c502bb7c4a68df51170232 (diff) | |
ASoC: rsnd: SSI supports DMA transfer via BUSIF
This patch adds BUSIF support for R-Car sound DMAEngine transfer.
The sound data will be transferred via FIFO which can cover blank time
which will happen when DMA channel is switching.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/sh/rcar/gen.c')
| -rw-r--r-- | sound/soc/sh/rcar/gen.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c index 460c57eef267..babb203b43b7 100644 --- a/sound/soc/sh/rcar/gen.c +++ b/sound/soc/sh/rcar/gen.c @@ -34,9 +34,6 @@ struct rsnd_gen { #define rsnd_priv_to_gen(p) ((struct rsnd_gen *)(p)->gen) -#define rsnd_is_gen1(s) ((s)->info->flags & RSND_GEN1) -#define rsnd_is_gen2(s) ((s)->info->flags & RSND_GEN2) - /* * Gen2 * will be filled in the future @@ -115,8 +112,15 @@ static struct rsnd_gen_ops rsnd_gen1_ops = { static void rsnd_gen1_reg_map_init(struct rsnd_gen *gen) { + RSND_GEN1_REG_MAP(gen, SRU, SRC_ROUTE_SEL, 0x0, 0x00); + RSND_GEN1_REG_MAP(gen, SRU, SRC_TMG_SEL0, 0x0, 0x08); + RSND_GEN1_REG_MAP(gen, SRU, SRC_TMG_SEL1, 0x0, 0x0c); + RSND_GEN1_REG_MAP(gen, SRU, SRC_TMG_SEL2, 0x0, 0x10); + RSND_GEN1_REG_MAP(gen, SRU, SRC_CTRL, 0x0, 0xc0); RSND_GEN1_REG_MAP(gen, SRU, SSI_MODE0, 0x0, 0xD0); RSND_GEN1_REG_MAP(gen, SRU, SSI_MODE1, 0x0, 0xD4); + RSND_GEN1_REG_MAP(gen, SRU, BUSIF_MODE, 0x4, 0x20); + RSND_GEN1_REG_MAP(gen, SRU, BUSIF_ADINR, 0x40, 0x214); RSND_GEN1_REG_MAP(gen, ADG, BRRA, 0x0, 0x00); RSND_GEN1_REG_MAP(gen, ADG, BRRB, 0x0, 0x04); |