Re: [PATCH v5 11/15] ASoC: sun4i-i2s: Add support for H6 I2S

From: Code Kipper
Date: Wed Aug 14 2019 - 07:09:15 EST

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On Wed, 14 Aug 2019 at 09:57, Jernej Åkrabec <jernej.skrabec@xxxxxxxx> wrote:
>
> Hi!
>
> Dne sreda, 14. avgust 2019 ob 08:08:50 CEST je codekipper@xxxxxxxxx
> napisal(a):
> > From: Jernej Skrabec <jernej.skrabec@xxxxxxxx>
> >
> > H6 I2S is very similar to that in H3, except it supports up to 16
> > channels.
> >
> > Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxx>
>
> Your Signed-off-by is missing here and on all other patches made originally by
> me.
ACK
>
> Best regards,
> Jernej
>
> > ---
> > sound/soc/sunxi/sun4i-i2s.c | 148 ++++++++++++++++++++++++++++++++++++
> > 1 file changed, 148 insertions(+)
> >
> > diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
> > index 6de3cb41aaf6..a8d98696fe7c 100644
> > --- a/sound/soc/sunxi/sun4i-i2s.c
> > +++ b/sound/soc/sunxi/sun4i-i2s.c
> > @@ -121,6 +121,21 @@
> > #define SUN8I_I2S_RX_CHAN_SEL_REG 0x54
> > #define SUN8I_I2S_RX_CHAN_MAP_REG 0x58
> >
> > +/* Defines required for sun50i-h6 support */
> > +#define SUN50I_H6_I2S_TX_CHAN_SEL_OFFSET_MASK GENMASK(21, 20)
> > +#define SUN50I_H6_I2S_TX_CHAN_SEL_OFFSET(offset) ((offset) << 20)
> > +#define SUN50I_H6_I2S_TX_CHAN_SEL_MASK GENMASK(19, 16)
> > +#define SUN50I_H6_I2S_TX_CHAN_SEL(chan) ((chan - 1) << 16)
> > +#define SUN50I_H6_I2S_TX_CHAN_EN_MASK GENMASK(15, 0)
> > +#define SUN50I_H6_I2S_TX_CHAN_EN(num_chan) (((1 << num_chan) - 1))
> > +
> > +#define SUN50I_H6_I2S_TX_CHAN_MAP0_REG 0x44
> > +#define SUN50I_H6_I2S_TX_CHAN_MAP1_REG 0x48
> > +
> > +#define SUN50I_H6_I2S_RX_CHAN_SEL_REG 0x64
> > +#define SUN50I_H6_I2S_RX_CHAN_MAP0_REG 0x68
> > +#define SUN50I_H6_I2S_RX_CHAN_MAP1_REG 0x6C
> > +
> > struct sun4i_i2s;
> >
> > /**
> > @@ -440,6 +455,25 @@ static void sun8i_i2s_set_rxchanoffset(const struct
> > sun4i_i2s *i2s) SUN8I_I2S_TX_CHAN_OFFSET(i2s->offset));
> > }
> >
> > +static void sun50i_h6_i2s_set_txchanoffset(const struct sun4i_i2s *i2s, int
> > output) +{
> > + if (output >= 0 && output < 4) {
> > + regmap_update_bits(i2s->regmap,
> > + SUN8I_I2S_TX_CHAN_SEL_REG +
> (output * 4),
> > +
> SUN50I_H6_I2S_TX_CHAN_SEL_OFFSET_MASK,
> > +
> SUN50I_H6_I2S_TX_CHAN_SEL_OFFSET(i2s->offset));
> > + }
> > +
> > +}
> > +
> > +static void sun50i_h6_i2s_set_rxchanoffset(const struct sun4i_i2s *i2s)
> > +{
> > + regmap_update_bits(i2s->regmap,
> > + SUN50I_H6_I2S_RX_CHAN_SEL_REG,
> > + SUN50I_H6_I2S_TX_CHAN_SEL_OFFSET_MASK,
> > + SUN50I_H6_I2S_TX_CHAN_SEL_OFFSET(i2s-
> >offset));
> > +}
> > +
> > static void sun8i_i2s_set_txchanen(const struct sun4i_i2s *i2s, int output,
> > int channel)
> > {
> > @@ -459,6 +493,26 @@ static void sun8i_i2s_set_rxchanen(const struct
> > sun4i_i2s *i2s, int channel) SUN8I_I2S_TX_CHAN_EN(channel));
> > }
> >
> > +
> > +static void sun50i_h6_i2s_set_txchanen(const struct sun4i_i2s *i2s, int
> > output, + int channel)
> > +{
> > + if (output >= 0 && output < 4) {
> > + regmap_update_bits(i2s->regmap,
> > + SUN8I_I2S_TX_CHAN_SEL_REG +
> (output * 4),
> > + SUN50I_H6_I2S_TX_CHAN_EN_MASK,
> > +
> SUN50I_H6_I2S_TX_CHAN_EN(channel));
> > + }
> > +}
> > +
> > +static void sun50i_h6_i2s_set_rxchanen(const struct sun4i_i2s *i2s, int
> > channel) +{
> > + regmap_update_bits(i2s->regmap,
> > + SUN50I_H6_I2S_RX_CHAN_SEL_REG,
> > + SUN50I_H6_I2S_TX_CHAN_EN_MASK,
> > + SUN50I_H6_I2S_TX_CHAN_EN(channel));
> > +}
> > +
> > static void sun4i_i2s_set_txchansel(const struct sun4i_i2s *i2s, int
> > output, int channel)
> > {
> > @@ -495,6 +549,25 @@ static void sun8i_i2s_set_rxchansel(const struct
> > sun4i_i2s *i2s, int channel) SUN8I_I2S_TX_CHAN_SEL(channel));
> > }
> >
> > +static void sun50i_h6_i2s_set_txchansel(const struct sun4i_i2s *i2s, int
> > output, + int channel)
> > +{
> > + if (output >= 0 && output < 4) {
> > + regmap_update_bits(i2s->regmap,
> > + SUN8I_I2S_TX_CHAN_SEL_REG +
> (output * 4),
> > + SUN50I_H6_I2S_TX_CHAN_SEL_MASK,
> > +
> SUN50I_H6_I2S_TX_CHAN_SEL(channel));
> > + }
> > +}
> > +
> > +static void sun50i_h6_i2s_set_rxchansel(const struct sun4i_i2s *i2s, int
> > channel) +{
> > + regmap_update_bits(i2s->regmap,
> > + SUN50I_H6_I2S_RX_CHAN_SEL_REG,
> > + SUN50I_H6_I2S_TX_CHAN_SEL_MASK,
> > + SUN50I_H6_I2S_TX_CHAN_SEL(channel));
> > +}
> > +
> > static void sun4i_i2s_set_txchanmap(const struct sun4i_i2s *i2s, int
> > output, int channel)
> > {
> > @@ -520,6 +593,20 @@ static void sun8i_i2s_set_rxchanmap(const struct
> > sun4i_i2s *i2s, int channel) regmap_write(i2s->regmap,
> > SUN8I_I2S_RX_CHAN_MAP_REG, channel);
> > }
> >
> > +static void sun50i_h6_i2s_set_txchanmap(const struct sun4i_i2s *i2s, int
> > output, + int channel)
> > +{
> > + if (output >= 0 && output < 4) {
> > + regmap_write(i2s->regmap,
> > + SUN50I_H6_I2S_TX_CHAN_MAP1_REG + (output
> * 8), channel);
> > + }
> > +}
> > +
> > +static void sun50i_h6_i2s_set_rxchanmap(const struct sun4i_i2s *i2s, int
> > channel) +{
> > + regmap_write(i2s->regmap, SUN50I_H6_I2S_RX_CHAN_MAP1_REG, channel);
> > +}
> > +
> > static int sun4i_i2s_hw_params(struct snd_pcm_substream *substream,
> > struct snd_pcm_hw_params *params,
> > struct snd_soc_dai *dai)
> > @@ -996,6 +1083,22 @@ static const struct reg_default
> > sun8i_i2s_reg_defaults[] = { { SUN8I_I2S_RX_CHAN_MAP_REG, 0x00000000 },
> > };
> >
> > +static const struct reg_default sun50i_i2s_reg_defaults[] = {
> > + { SUN4I_I2S_CTRL_REG, 0x00060000 },
> > + { SUN4I_I2S_FMT0_REG, 0x00000033 },
> > + { SUN4I_I2S_FMT1_REG, 0x00000030 },
> > + { SUN4I_I2S_FIFO_CTRL_REG, 0x000400f0 },
> > + { SUN4I_I2S_DMA_INT_CTRL_REG, 0x00000000 },
> > + { SUN4I_I2S_CLK_DIV_REG, 0x00000000 },
> > + { SUN8I_I2S_CHAN_CFG_REG, 0x00000000 },
> > + { SUN8I_I2S_TX_CHAN_SEL_REG, 0x00000000 },
> > + { SUN50I_H6_I2S_TX_CHAN_MAP0_REG, 0x00000000 },
> > + { SUN50I_H6_I2S_TX_CHAN_MAP1_REG, 0x00000000 },
> > + { SUN50I_H6_I2S_RX_CHAN_SEL_REG, 0x00000000 },
> > + { SUN50I_H6_I2S_RX_CHAN_MAP0_REG, 0x00000000 },
> > + { SUN50I_H6_I2S_RX_CHAN_MAP1_REG, 0x00000000 },
> > +};
> > +
> > static const struct regmap_config sun4i_i2s_regmap_config = {
> > .reg_bits = 32,
> > .reg_stride = 4,
> > @@ -1023,6 +1126,19 @@ static const struct regmap_config
> > sun8i_i2s_regmap_config = { .volatile_reg = sun8i_i2s_volatile_reg,
> > };
> >
> > +static const struct regmap_config sun50i_i2s_regmap_config = {
> > + .reg_bits = 32,
> > + .reg_stride = 4,
> > + .val_bits = 32,
> > + .max_register = SUN50I_H6_I2S_RX_CHAN_MAP1_REG,
> > + .cache_type = REGCACHE_FLAT,
> > + .reg_defaults = sun50i_i2s_reg_defaults,
> > + .num_reg_defaults = ARRAY_SIZE(sun50i_i2s_reg_defaults),
> > + .writeable_reg = sun4i_i2s_wr_reg,
> > + .readable_reg = sun8i_i2s_rd_reg,
> > + .volatile_reg = sun8i_i2s_volatile_reg,
> > +};
> > +
> > static int sun4i_i2s_runtime_resume(struct device *dev)
> > {
> > struct sun4i_i2s *i2s = dev_get_drvdata(dev);
> > @@ -1197,6 +1313,34 @@ static const struct sun4i_i2s_quirks
> > sun50i_a64_codec_i2s_quirks = { .set_rxchanmap =
> sun4i_i2s_set_rxchanmap,
> > };
> >
> > +static const struct sun4i_i2s_quirks sun50i_h6_i2s_quirks = {
> > + .has_reset = true,
> > + .reg_offset_txdata = SUN8I_I2S_FIFO_TX_REG,
> > + .sun4i_i2s_regmap = &sun50i_i2s_regmap_config,
> > + .has_fmt_set_lrck_period = true,
> > + .has_chcfg = true,
> > + .has_chsel_tx_chen = true,
> > + .has_chsel_offset = true,
> > + .field_clkdiv_mclk_en = REG_FIELD(SUN4I_I2S_CLK_DIV_REG, 8, 8),
> > + .field_fmt_wss = REG_FIELD(SUN4I_I2S_FMT0_REG,
> 0, 2),
> > + .field_fmt_sr = REG_FIELD(SUN4I_I2S_FMT0_REG, 4, 6),
> > + .field_fmt_bclk = REG_FIELD(SUN4I_I2S_FMT0_REG,
> 7, 7),
> > + .field_fmt_lrclk = REG_FIELD(SUN4I_I2S_FMT0_REG, 19, 19),
> > + .field_fmt_mode = REG_FIELD(SUN4I_I2S_CTRL_REG, 4,
> 5),
> > + .field_fmt_sext = REG_FIELD(SUN4I_I2S_FMT1_REG,
> 4, 5),
> > + .get_sr = sun8i_i2s_get_sr_wss,
> > + .get_wss = sun8i_i2s_get_sr_wss,
> > + .set_format = sun8i_i2s_set_format,
> > + .set_txchanoffset = sun50i_h6_i2s_set_txchanoffset,
> > + .set_rxchanoffset = sun50i_h6_i2s_set_rxchanoffset,
> > + .set_txchanen = sun50i_h6_i2s_set_txchanen,
> > + .set_rxchanen = sun50i_h6_i2s_set_rxchanen,
> > + .set_txchansel = sun50i_h6_i2s_set_txchansel,
> > + .set_rxchansel = sun50i_h6_i2s_set_rxchansel,
> > + .set_txchanmap = sun50i_h6_i2s_set_txchanmap,
> > + .set_rxchanmap = sun50i_h6_i2s_set_rxchanmap,
> > +};
> > +
> > static int sun4i_i2s_init_regmap_fields(struct device *dev,
> > struct sun4i_i2s *i2s)
> > {
> > @@ -1389,6 +1533,10 @@ static const struct of_device_id sun4i_i2s_match[] =
> > { .compatible = "allwinner,sun50i-a64-codec-i2s",
> > .data = &sun50i_a64_codec_i2s_quirks,
> > },
> > + {
> > + .compatible = "allwinner,sun50i-h6-i2s",
> > + .data = &sun50i_h6_i2s_quirks,
> > + },
> > {}
> > };
> > MODULE_DEVICE_TABLE(of, sun4i_i2s_match);
>
>
>
>

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