From: Jiada Wang jiada_wang@mentor.com
Currently only BUSIF0 is supported by SSIU, all register setting is done only for BUSIF.
Since BUSIF1 ~ BUSIF7 has been supported, so also support these BUSIF from SSIU.
One note is that we can't support SSI9-4/5/6/7 so far, because its address is out of calculation rule.
Signed-off-by: Jiada Wang jiada_wang@mentor.com Signed-off-by: Timo Wischer twischer@de.adit-jv.com [Kuninori: tidyup for upstream] Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com Tested-by: Hiroyuki Yokoyama hiroyuki.yokoyama.vx@renesas.com --- sound/soc/sh/rcar/gen.c | 27 ++++++++++++++++--- sound/soc/sh/rcar/rsnd.h | 27 ++++++++++++++++--- sound/soc/sh/rcar/ssiu.c | 70 ++++++++++++++++++++++++++++++++++++++++-------- 3 files changed, 107 insertions(+), 17 deletions(-)
diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c index 0230301..3032869 100644 --- a/sound/soc/sh/rcar/gen.c +++ b/sound/soc/sh/rcar/gen.c @@ -219,9 +219,30 @@ static int rsnd_gen2_probe(struct rsnd_priv *priv) RSND_GEN_S_REG(HDMI1_SEL, 0x9e4),
/* FIXME: it needs SSI_MODE2/3 in the future */ - RSND_GEN_M_REG(SSI_BUSIF_MODE, 0x0, 0x80), - RSND_GEN_M_REG(SSI_BUSIF_ADINR, 0x4, 0x80), - RSND_GEN_M_REG(SSI_BUSIF_DALIGN,0x8, 0x80), + RSND_GEN_M_REG(SSI_BUSIF0_MODE, 0x0, 0x80), + RSND_GEN_M_REG(SSI_BUSIF0_ADINR, 0x4, 0x80), + RSND_GEN_M_REG(SSI_BUSIF0_DALIGN, 0x8, 0x80), + RSND_GEN_M_REG(SSI_BUSIF1_MODE, 0x20, 0x80), + RSND_GEN_M_REG(SSI_BUSIF1_ADINR, 0x24, 0x80), + RSND_GEN_M_REG(SSI_BUSIF1_DALIGN, 0x28, 0x80), + RSND_GEN_M_REG(SSI_BUSIF2_MODE, 0x40, 0x80), + RSND_GEN_M_REG(SSI_BUSIF2_ADINR, 0x44, 0x80), + RSND_GEN_M_REG(SSI_BUSIF2_DALIGN, 0x48, 0x80), + RSND_GEN_M_REG(SSI_BUSIF3_MODE, 0x60, 0x80), + RSND_GEN_M_REG(SSI_BUSIF3_ADINR, 0x64, 0x80), + RSND_GEN_M_REG(SSI_BUSIF3_DALIGN, 0x68, 0x80), + RSND_GEN_M_REG(SSI_BUSIF4_MODE, 0x500, 0x80), + RSND_GEN_M_REG(SSI_BUSIF4_ADINR, 0x504, 0x80), + RSND_GEN_M_REG(SSI_BUSIF4_DALIGN, 0x508, 0x80), + RSND_GEN_M_REG(SSI_BUSIF5_MODE, 0x520, 0x80), + RSND_GEN_M_REG(SSI_BUSIF5_ADINR, 0x524, 0x80), + RSND_GEN_M_REG(SSI_BUSIF5_DALIGN, 0x528, 0x80), + RSND_GEN_M_REG(SSI_BUSIF6_MODE, 0x540, 0x80), + RSND_GEN_M_REG(SSI_BUSIF6_ADINR, 0x544, 0x80), + RSND_GEN_M_REG(SSI_BUSIF6_DALIGN, 0x548, 0x80), + RSND_GEN_M_REG(SSI_BUSIF7_MODE, 0x560, 0x80), + RSND_GEN_M_REG(SSI_BUSIF7_ADINR, 0x564, 0x80), + RSND_GEN_M_REG(SSI_BUSIF7_DALIGN, 0x568, 0x80), RSND_GEN_M_REG(SSI_MODE, 0xc, 0x80), RSND_GEN_M_REG(SSI_CTRL, 0x10, 0x80), RSND_GEN_M_REG(SSI_INT_ENABLE, 0x18, 0x80), diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index cb27a67..7ff58b0 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -156,9 +156,30 @@ enum rsnd_reg { RSND_REG_SSI_MODE2, RSND_REG_SSI_CONTROL, RSND_REG_SSI_CTRL, - RSND_REG_SSI_BUSIF_MODE, - RSND_REG_SSI_BUSIF_ADINR, - RSND_REG_SSI_BUSIF_DALIGN, + RSND_REG_SSI_BUSIF0_MODE, + RSND_REG_SSI_BUSIF0_ADINR, + RSND_REG_SSI_BUSIF0_DALIGN, + RSND_REG_SSI_BUSIF1_MODE, + RSND_REG_SSI_BUSIF1_ADINR, + RSND_REG_SSI_BUSIF1_DALIGN, + RSND_REG_SSI_BUSIF2_MODE, + RSND_REG_SSI_BUSIF2_ADINR, + RSND_REG_SSI_BUSIF2_DALIGN, + RSND_REG_SSI_BUSIF3_MODE, + RSND_REG_SSI_BUSIF3_ADINR, + RSND_REG_SSI_BUSIF3_DALIGN, + RSND_REG_SSI_BUSIF4_MODE, + RSND_REG_SSI_BUSIF4_ADINR, + RSND_REG_SSI_BUSIF4_DALIGN, + RSND_REG_SSI_BUSIF5_MODE, + RSND_REG_SSI_BUSIF5_ADINR, + RSND_REG_SSI_BUSIF5_DALIGN, + RSND_REG_SSI_BUSIF6_MODE, + RSND_REG_SSI_BUSIF6_ADINR, + RSND_REG_SSI_BUSIF6_DALIGN, + RSND_REG_SSI_BUSIF7_MODE, + RSND_REG_SSI_BUSIF7_ADINR, + RSND_REG_SSI_BUSIF7_DALIGN, RSND_REG_SSI_INT_ENABLE, RSND_REG_SSI_SYS_STATUS0, RSND_REG_SSI_SYS_STATUS1, diff --git a/sound/soc/sh/rcar/ssiu.c b/sound/soc/sh/rcar/ssiu.c index 016fbf5..a9605a0 100644 --- a/sound/soc/sh/rcar/ssiu.c +++ b/sound/soc/sh/rcar/ssiu.c @@ -140,15 +140,59 @@ static int rsnd_ssiu_init_gen2(struct rsnd_mod *mod, rsnd_mod_write(mod, SSI_MODE, mode);
if (rsnd_ssi_use_busif(io)) { - rsnd_mod_write(mod, SSI_BUSIF_ADINR, - rsnd_get_adinr_bit(mod, io) | - (rsnd_io_is_play(io) ? - rsnd_runtime_channel_after_ctu(io) : - rsnd_runtime_channel_original(io))); - rsnd_mod_write(mod, SSI_BUSIF_MODE, - rsnd_get_busif_shift(io, mod) | 1); - rsnd_mod_write(mod, SSI_BUSIF_DALIGN, - rsnd_get_dalign(mod, io)); + int id = rsnd_mod_id(mod); + int busif = rsnd_ssi_get_busif(io); + + /* + * FIXME + * + * We can't support SSI9-4/5/6/7, because its address is + * out of calculation rule + */ + if ((id == 9) && (busif >= 4)) { + struct device *dev = rsnd_priv_to_dev(priv); + + dev_err(dev, "This driver doesn't support SSI%d-%d, so far", + id, busif); + } + +#define RSND_WRITE_BUSIF(i) \ + rsnd_mod_write(mod, SSI_BUSIF##i##_ADINR, \ + rsnd_get_adinr_bit(mod, io) | \ + (rsnd_io_is_play(io) ? \ + rsnd_runtime_channel_after_ctu(io) : \ + rsnd_runtime_channel_original(io))); \ + rsnd_mod_write(mod, SSI_BUSIF##i##_MODE, \ + rsnd_get_busif_shift(io, mod) | 1); \ + rsnd_mod_write(mod, SSI_BUSIF##i##_DALIGN, \ + rsnd_get_dalign(mod, io)) + + switch (busif) { + case 0: + RSND_WRITE_BUSIF(0); + break; + case 1: + RSND_WRITE_BUSIF(1); + break; + case 2: + RSND_WRITE_BUSIF(2); + break; + case 3: + RSND_WRITE_BUSIF(3); + break; + case 4: + RSND_WRITE_BUSIF(4); + break; + case 5: + RSND_WRITE_BUSIF(5); + break; + case 6: + RSND_WRITE_BUSIF(6); + break; + case 7: + RSND_WRITE_BUSIF(7); + break; + } }
if (hdmi) { @@ -194,10 +238,12 @@ static int rsnd_ssiu_start_gen2(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { + int busif = rsnd_ssi_get_busif(io); + if (!rsnd_ssi_use_busif(io)) return 0;
- rsnd_mod_write(mod, SSI_CTRL, 0x1); + rsnd_mod_bset(mod, SSI_CTRL, 1 << (busif * 4), 1 << (busif * 4));
if (rsnd_ssi_multi_slaves_runtime(io)) rsnd_mod_write(mod, SSI_CONTROL, 0x1); @@ -209,10 +255,12 @@ static int rsnd_ssiu_stop_gen2(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { + int busif = rsnd_ssi_get_busif(io); + if (!rsnd_ssi_use_busif(io)) return 0;
- rsnd_mod_write(mod, SSI_CTRL, 0); + rsnd_mod_bset(mod, SSI_CTRL, 1 << (busif * 4), 0);
if (rsnd_ssi_multi_slaves_runtime(io)) rsnd_mod_write(mod, SSI_CONTROL, 0);