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-rw-r--r--sound/soc/sunxi/sun4i-i2s.c118
1 files changed, 60 insertions, 58 deletions
diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
index 53c95e5289f5..e3eadfe38aaf 100644
--- a/sound/soc/sunxi/sun4i-i2s.c
+++ b/sound/soc/sunxi/sun4i-i2s.c
@@ -46,8 +46,6 @@
#define SUN4I_I2S_FMT0_FMT_RIGHT_J (2 << 0)
#define SUN4I_I2S_FMT0_FMT_LEFT_J (1 << 0)
#define SUN4I_I2S_FMT0_FMT_I2S (0 << 0)
-#define SUN4I_I2S_FMT0_POLARITY_INVERTED (1)
-#define SUN4I_I2S_FMT0_POLARITY_NORMAL (0)
#define SUN4I_I2S_FMT1_REG 0x08
#define SUN4I_I2S_FIFO_TX_REG 0x0c
@@ -98,8 +96,14 @@
#define SUN8I_I2S_CTRL_MODE_LEFT (1 << 4)
#define SUN8I_I2S_CTRL_MODE_PCM (0 << 4)
+#define SUN8I_I2S_FMT0_LRCLK_POLARITY_MASK BIT(19)
+#define SUN8I_I2S_FMT0_LRCLK_POLARITY_INVERTED (1 << 19)
+#define SUN8I_I2S_FMT0_LRCLK_POLARITY_NORMAL (0 << 19)
#define SUN8I_I2S_FMT0_LRCK_PERIOD_MASK GENMASK(17, 8)
#define SUN8I_I2S_FMT0_LRCK_PERIOD(period) ((period - 1) << 8)
+#define SUN8I_I2S_FMT0_BCLK_POLARITY_MASK BIT(7)
+#define SUN8I_I2S_FMT0_BCLK_POLARITY_INVERTED (1 << 7)
+#define SUN8I_I2S_FMT0_BCLK_POLARITY_NORMAL (0 << 7)
#define SUN8I_I2S_INT_STA_REG 0x0c
#define SUN8I_I2S_FIFO_TX_REG 0x20
@@ -132,8 +136,6 @@ struct sun4i_i2s;
* @field_clkdiv_mclk_en: regmap field to enable mclk output.
* @field_fmt_wss: regmap field to set word select size.
* @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.
*/
struct sun4i_i2s_quirks {
bool has_reset;
@@ -145,8 +147,6 @@ struct sun4i_i2s_quirks {
struct reg_field field_clkdiv_mclk_en;
struct reg_field field_fmt_wss;
struct reg_field field_fmt_sr;
- struct reg_field field_fmt_bclk;
- struct reg_field field_fmt_lrclk;
const struct sun4i_i2s_clk_div *bclk_dividers;
unsigned int num_bclk_dividers;
@@ -176,8 +176,6 @@ struct sun4i_i2s {
struct regmap_field *field_clkdiv_mclk_en;
struct regmap_field *field_fmt_wss;
struct regmap_field *field_fmt_sr;
- struct regmap_field *field_fmt_bclk;
- struct regmap_field *field_fmt_lrclk;
const struct sun4i_i2s_quirks *variant;
};
@@ -498,6 +496,33 @@ static int sun4i_i2s_set_soc_fmt(const struct sun4i_i2s *i2s,
{
u32 val;
+ /* DAI clock polarity */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_IB_IF:
+ /* Invert both clocks */
+ val = SUN4I_I2S_FMT0_BCLK_POLARITY_INVERTED |
+ SUN4I_I2S_FMT0_LRCLK_POLARITY_INVERTED;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ /* Invert bit clock */
+ val = SUN4I_I2S_FMT0_BCLK_POLARITY_INVERTED;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ /* Invert frame clock */
+ val = SUN4I_I2S_FMT0_LRCLK_POLARITY_INVERTED;
+ break;
+ case SND_SOC_DAIFMT_NB_NF:
+ val = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(i2s->regmap, SUN4I_I2S_FMT0_REG,
+ SUN4I_I2S_FMT0_LRCLK_POLARITY_MASK |
+ SUN4I_I2S_FMT0_BCLK_POLARITY_MASK,
+ val);
+
/* DAI Mode */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
@@ -545,6 +570,33 @@ static int sun8i_i2s_set_soc_fmt(const struct sun4i_i2s *i2s,
u32 mode, val;
u8 offset;
+ /* DAI clock polarity */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_IB_IF:
+ /* Invert both clocks */
+ val = SUN8I_I2S_FMT0_BCLK_POLARITY_INVERTED |
+ SUN8I_I2S_FMT0_LRCLK_POLARITY_INVERTED;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ /* Invert bit clock */
+ val = SUN8I_I2S_FMT0_BCLK_POLARITY_INVERTED;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ /* Invert frame clock */
+ val = SUN8I_I2S_FMT0_LRCLK_POLARITY_INVERTED;
+ break;
+ case SND_SOC_DAIFMT_NB_NF:
+ val = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(i2s->regmap, SUN4I_I2S_FMT0_REG,
+ SUN8I_I2S_FMT0_LRCLK_POLARITY_MASK |
+ SUN8I_I2S_FMT0_BCLK_POLARITY_MASK,
+ val);
+
/* DAI Mode */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
@@ -601,36 +653,8 @@ static int sun8i_i2s_set_soc_fmt(const struct sun4i_i2s *i2s,
static int sun4i_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct sun4i_i2s *i2s = snd_soc_dai_get_drvdata(dai);
- u32 bclk_polarity = SUN4I_I2S_FMT0_POLARITY_NORMAL;
- u32 lrclk_polarity = SUN4I_I2S_FMT0_POLARITY_NORMAL;
int ret;
- /* DAI clock polarity */
- switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
- case SND_SOC_DAIFMT_IB_IF:
- /* Invert both clocks */
- bclk_polarity = SUN4I_I2S_FMT0_POLARITY_INVERTED;
- lrclk_polarity = SUN4I_I2S_FMT0_POLARITY_INVERTED;
- break;
- case SND_SOC_DAIFMT_IB_NF:
- /* Invert bit clock */
- bclk_polarity = SUN4I_I2S_FMT0_POLARITY_INVERTED;
- break;
- case SND_SOC_DAIFMT_NB_IF:
- /* Invert frame clock */
- lrclk_polarity = SUN4I_I2S_FMT0_POLARITY_INVERTED;
- break;
- case SND_SOC_DAIFMT_NB_NF:
- break;
- default:
- dev_err(dai->dev, "Unsupported clock polarity: %d\n",
- fmt & SND_SOC_DAIFMT_INV_MASK);
- return -EINVAL;
- }
-
- regmap_field_write(i2s->field_fmt_bclk, bclk_polarity);
- regmap_field_write(i2s->field_fmt_lrclk, lrclk_polarity);
-
ret = i2s->variant->set_fmt(i2s, fmt);
if (ret) {
dev_err(dai->dev, "Unsupported format configuration\n");
@@ -984,8 +1008,6 @@ static const struct sun4i_i2s_quirks sun4i_a10_i2s_quirks = {
.field_clkdiv_mclk_en = REG_FIELD(SUN4I_I2S_CLK_DIV_REG, 7, 7),
.field_fmt_wss = REG_FIELD(SUN4I_I2S_FMT0_REG, 2, 3),
.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),
.bclk_dividers = sun4i_i2s_bclk_div,
.num_bclk_dividers = ARRAY_SIZE(sun4i_i2s_bclk_div),
.mclk_dividers = sun4i_i2s_mclk_div,
@@ -1004,8 +1026,6 @@ static const struct sun4i_i2s_quirks sun6i_a31_i2s_quirks = {
.field_clkdiv_mclk_en = REG_FIELD(SUN4I_I2S_CLK_DIV_REG, 7, 7),
.field_fmt_wss = REG_FIELD(SUN4I_I2S_FMT0_REG, 2, 3),
.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),
.bclk_dividers = sun4i_i2s_bclk_div,
.num_bclk_dividers = ARRAY_SIZE(sun4i_i2s_bclk_div),
.mclk_dividers = sun4i_i2s_mclk_div,
@@ -1024,8 +1044,6 @@ static const struct sun4i_i2s_quirks sun8i_a83t_i2s_quirks = {
.field_clkdiv_mclk_en = REG_FIELD(SUN4I_I2S_CLK_DIV_REG, 7, 7),
.field_fmt_wss = REG_FIELD(SUN4I_I2S_FMT0_REG, 2, 3),
.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),
.bclk_dividers = sun8i_i2s_clk_div,
.num_bclk_dividers = ARRAY_SIZE(sun8i_i2s_clk_div),
.mclk_dividers = sun8i_i2s_clk_div,
@@ -1045,8 +1063,6 @@ static const struct sun4i_i2s_quirks sun8i_h3_i2s_quirks = {
.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),
.bclk_dividers = sun8i_i2s_clk_div,
.num_bclk_dividers = ARRAY_SIZE(sun8i_i2s_clk_div),
.mclk_dividers = sun8i_i2s_clk_div,
@@ -1065,8 +1081,6 @@ static const struct sun4i_i2s_quirks sun50i_a64_codec_i2s_quirks = {
.field_clkdiv_mclk_en = REG_FIELD(SUN4I_I2S_CLK_DIV_REG, 7, 7),
.field_fmt_wss = REG_FIELD(SUN4I_I2S_FMT0_REG, 2, 3),
.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),
.bclk_dividers = sun4i_i2s_bclk_div,
.num_bclk_dividers = ARRAY_SIZE(sun4i_i2s_bclk_div),
.mclk_dividers = sun4i_i2s_mclk_div,
@@ -1099,18 +1113,6 @@ static int sun4i_i2s_init_regmap_fields(struct device *dev,
if (IS_ERR(i2s->field_fmt_sr))
return PTR_ERR(i2s->field_fmt_sr);
- i2s->field_fmt_bclk =
- devm_regmap_field_alloc(dev, i2s->regmap,
- i2s->variant->field_fmt_bclk);
- if (IS_ERR(i2s->field_fmt_bclk))
- return PTR_ERR(i2s->field_fmt_bclk);
-
- i2s->field_fmt_lrclk =
- devm_regmap_field_alloc(dev, i2s->regmap,
- i2s->variant->field_fmt_lrclk);
- if (IS_ERR(i2s->field_fmt_lrclk))
- return PTR_ERR(i2s->field_fmt_lrclk);
-
return 0;
}
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-24 09:22:47 +0000