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ASoC: sun4i-i2s: Add regmap field to set DAI format 

On the newer SoCs the bits to configure the operational mode are
located in a different register. Add a regmap field so that this
location can be configured.

Signed-off-by: Marcus Cooper <codekipper@gmail.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Marcus Cooper 2017-08-19 14:48:36 +02:00 committed by Mark Brown
parent 5f93b06396
commit dfd2293c86
1 changed files with 12 additions and 3 deletions
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15
sound/soc/sunxi/sun4i-i2s.c
View File

@ -106,6 +106,7 @@
* @field_fmt_sr: regmap field to set sample resolution.
* @field_fmt_bclk: regmap field to set clk polarity.
* @field_fmt_lrclk: regmap field to set frame polarity.
* @field_fmt_mode: regmap field to set the operational mode.
* @field_txchanmap: location of the tx channel mapping register.
* @field_rxchanmap: location of the rx channel mapping register.
* @field_txchansel: location of the tx channel select bit fields.
@ -125,6 +126,7 @@ struct sun4i_i2s_quirks {
struct reg_field field_fmt_sr;
struct reg_field field_fmt_bclk;
struct reg_field field_fmt_lrclk;
struct reg_field field_fmt_mode;
struct reg_field field_txchanmap;
struct reg_field field_rxchanmap;
struct reg_field field_txchansel;
@ -148,6 +150,7 @@ struct sun4i_i2s {
struct regmap_field *field_fmt_sr;
struct regmap_field *field_fmt_bclk;
struct regmap_field *field_fmt_lrclk;
struct regmap_field *field_fmt_mode;
struct regmap_field *field_txchanmap;
struct regmap_field *field_rxchanmap;
struct regmap_field *field_txchansel;
@ -365,9 +368,7 @@ static int sun4i_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
return -EINVAL;
}
regmap_update_bits(i2s->regmap, SUN4I_I2S_FMT0_REG,
SUN4I_I2S_FMT0_FMT_MASK,
val);
regmap_field_write(i2s->field_fmt_mode, val);
/* DAI clock polarity */
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
@ -722,6 +723,7 @@ static const struct sun4i_i2s_quirks sun4i_a10_i2s_quirks = {
.field_fmt_sr = REG_FIELD(SUN4I_I2S_FMT0_REG, 4, 5),
.field_fmt_bclk = REG_FIELD(SUN4I_I2S_FMT0_REG, 6, 6),
.field_fmt_lrclk = REG_FIELD(SUN4I_I2S_FMT0_REG, 7, 7),
.field_fmt_mode = REG_FIELD(SUN4I_I2S_FMT0_REG, 0, 1),
.field_txchanmap = REG_FIELD(SUN4I_I2S_TX_CHAN_MAP_REG, 0, 31),
.field_rxchanmap = REG_FIELD(SUN4I_I2S_RX_CHAN_MAP_REG, 0, 31),
.field_txchansel = REG_FIELD(SUN4I_I2S_TX_CHAN_SEL_REG, 0, 2),
@ -737,6 +739,7 @@ static const struct sun4i_i2s_quirks sun6i_a31_i2s_quirks = {
.field_fmt_sr = REG_FIELD(SUN4I_I2S_FMT0_REG, 4, 5),
.field_fmt_bclk = REG_FIELD(SUN4I_I2S_FMT0_REG, 6, 6),
.field_fmt_lrclk = REG_FIELD(SUN4I_I2S_FMT0_REG, 7, 7),
.field_fmt_mode = REG_FIELD(SUN4I_I2S_FMT0_REG, 0, 1),
.field_txchanmap = REG_FIELD(SUN4I_I2S_TX_CHAN_MAP_REG, 0, 31),
.field_rxchanmap = REG_FIELD(SUN4I_I2S_RX_CHAN_MAP_REG, 0, 31),
.field_txchansel = REG_FIELD(SUN4I_I2S_TX_CHAN_SEL_REG, 0, 2),
@ -776,6 +779,12 @@ static int sun4i_i2s_init_regmap_fields(struct device *dev,
if (IS_ERR(i2s->field_fmt_lrclk))
return PTR_ERR(i2s->field_fmt_lrclk);
i2s->field_fmt_mode =
devm_regmap_field_alloc(dev, i2s->regmap,
i2s->variant->field_fmt_mode);
if (IS_ERR(i2s->field_fmt_mode))
return PTR_ERR(i2s->field_fmt_mode);
i2s->field_txchanmap =
devm_regmap_field_alloc(dev, i2s->regmap,
i2s->variant->field_txchanmap);