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Diffstat (limited to 'sound/soc/codecs/cs42l51.c')
-rw-r--r--sound/soc/codecs/cs42l51.c102
1 files changed, 63 insertions, 39 deletions
diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c
index e47758e4fb36..0519affe0ed8 100644
--- a/sound/soc/codecs/cs42l51.c
+++ b/sound/soc/codecs/cs42l51.c
@@ -51,17 +51,14 @@ struct cs42l51_private {
struct regmap *regmap;
};
-#define CS42L51_FORMATS ( \
- SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE | \
- SNDRV_PCM_FMTBIT_S18_3LE | SNDRV_PCM_FMTBIT_S18_3BE | \
- SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S20_3BE | \
- SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S24_BE)
+#define CS42L51_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S18_3LE | \
+ SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_LE)
static int cs42l51_get_chan_mix(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
- unsigned long value = snd_soc_component_read32(component, CS42L51_PCM_MIXER)&3;
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
+ unsigned long value = snd_soc_component_read(component, CS42L51_PCM_MIXER)&3;
switch (value) {
default:
@@ -88,7 +85,7 @@ static int cs42l51_get_chan_mix(struct snd_kcontrol *kcontrol,
static int cs42l51_set_chan_mix(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
unsigned char val;
switch (ucontrol->value.enumerated.item[0]) {
@@ -122,6 +119,9 @@ static const char *chan_mix[] = {
"R L",
};
+static const DECLARE_TLV_DB_SCALE(pga_tlv, -300, 50, 0);
+static const DECLARE_TLV_DB_SCALE(adc_att_tlv, -9600, 100, 0);
+
static SOC_ENUM_SINGLE_EXT_DECL(cs42l51_chan_mix, chan_mix);
static const struct snd_kcontrol_new cs42l51_snd_controls[] = {
@@ -138,6 +138,12 @@ static const struct snd_kcontrol_new cs42l51_snd_controls[] = {
0, 0x19, 0x7F, adc_pcm_tlv),
SOC_DOUBLE_R("ADC Mixer Switch",
CS42L51_ADCA_VOL, CS42L51_ADCB_VOL, 7, 1, 1),
+ SOC_DOUBLE_R_SX_TLV("ADC Attenuator Volume",
+ CS42L51_ADCA_ATT, CS42L51_ADCB_ATT,
+ 0, 0xA0, 96, adc_att_tlv),
+ SOC_DOUBLE_R_SX_TLV("PGA Volume",
+ CS42L51_ALC_PGA_CTL, CS42L51_ALC_PGB_CTL,
+ 0, 0x1A, 30, pga_tlv),
SOC_SINGLE("Playback Deemphasis Switch", CS42L51_DAC_CTL, 3, 1, 0),
SOC_SINGLE("Auto-Mute Switch", CS42L51_DAC_CTL, 2, 1, 0),
SOC_SINGLE("Soft Ramp Switch", CS42L51_DAC_CTL, 1, 1, 0),
@@ -245,8 +251,28 @@ static const struct snd_soc_dapm_widget cs42l51_dapm_widgets[] = {
&cs42l51_adcr_mux_controls),
};
+static int mclk_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
+ struct cs42l51_private *cs42l51 = snd_soc_component_get_drvdata(comp);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ return clk_prepare_enable(cs42l51->mclk_handle);
+ case SND_SOC_DAPM_POST_PMD:
+ /* Delay mclk shutdown to fulfill power-down sequence requirements */
+ msleep(20);
+ clk_disable_unprepare(cs42l51->mclk_handle);
+ break;
+ }
+
+ return 0;
+}
+
static const struct snd_soc_dapm_widget cs42l51_dapm_mclk_widgets[] = {
- SND_SOC_DAPM_CLOCK_SUPPLY("MCLK")
+ SND_SOC_DAPM_SUPPLY("MCLK", SND_SOC_NOPM, 0, 0, mclk_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
};
static const struct snd_soc_dapm_route cs42l51_routes[] = {
@@ -296,10 +322,10 @@ static int cs42l51_set_dai_fmt(struct snd_soc_dai *codec_dai,
}
switch (format & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
+ case SND_SOC_DAIFMT_CBP_CFP:
cs42l51->func = MODE_MASTER;
break;
- case SND_SOC_DAIFMT_CBS_CFS:
+ case SND_SOC_DAIFMT_CBC_CFC:
cs42l51->func = MODE_SLAVE_AUTO;
break;
default:
@@ -407,8 +433,8 @@ static int cs42l51_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- intf_ctl = snd_soc_component_read32(component, CS42L51_INTF_CTL);
- power_ctl = snd_soc_component_read32(component, CS42L51_MIC_POWER_CTL);
+ intf_ctl = snd_soc_component_read(component, CS42L51_INTF_CTL);
+ power_ctl = snd_soc_component_read(component, CS42L51_MIC_POWER_CTL);
intf_ctl &= ~(CS42L51_INTF_CTL_MASTER | CS42L51_INTF_CTL_ADC_I2S
| CS42L51_INTF_CTL_DAC_FORMAT(7));
@@ -484,13 +510,13 @@ static int cs42l51_hw_params(struct snd_pcm_substream *substream,
return 0;
}
-static int cs42l51_dai_mute(struct snd_soc_dai *dai, int mute)
+static int cs42l51_dai_mute(struct snd_soc_dai *dai, int mute, int direction)
{
struct snd_soc_component *component = dai->component;
int reg;
int mask = CS42L51_DAC_OUT_CTL_DACA_MUTE|CS42L51_DAC_OUT_CTL_DACB_MUTE;
- reg = snd_soc_component_read32(component, CS42L51_DAC_OUT_CTL);
+ reg = snd_soc_component_read(component, CS42L51_DAC_OUT_CTL);
if (mute)
reg |= mask;
@@ -511,7 +537,8 @@ static const struct snd_soc_dai_ops cs42l51_dai_ops = {
.hw_params = cs42l51_hw_params,
.set_sysclk = cs42l51_set_dai_sysclk,
.set_fmt = cs42l51_set_dai_fmt,
- .digital_mute = cs42l51_dai_mute,
+ .mute_stream = cs42l51_dai_mute,
+ .no_capture_mute = 1,
};
static struct snd_soc_dai_driver cs42l51_dai = {
@@ -540,7 +567,7 @@ static int cs42l51_component_probe(struct snd_soc_component *component)
struct cs42l51_private *cs42l51;
cs42l51 = snd_soc_component_get_drvdata(component);
- dapm = snd_soc_component_get_dapm(component);
+ dapm = snd_soc_component_to_dapm(component);
if (cs42l51->mclk_handle)
snd_soc_dapm_new_controls(dapm, cs42l51_dapm_mclk_widgets, 1);
@@ -573,7 +600,6 @@ static const struct snd_soc_component_driver soc_component_device_cs42l51 = {
.idle_bias_on = 1,
.use_pmdown_time = 1,
.endianness = 1,
- .non_legacy_dai_naming = 1,
};
static bool cs42l51_writeable_reg(struct device *dev, unsigned int reg)
@@ -677,7 +703,7 @@ const struct regmap_config cs42l51_regmap = {
.volatile_reg = cs42l51_volatile_reg,
.writeable_reg = cs42l51_writeable_reg,
.max_register = CS42L51_CHARGE_FREQ,
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
};
EXPORT_SYMBOL_GPL(cs42l51_regmap);
@@ -698,12 +724,9 @@ int cs42l51_probe(struct device *dev, struct regmap *regmap)
dev_set_drvdata(dev, cs42l51);
cs42l51->regmap = regmap;
- cs42l51->mclk_handle = devm_clk_get(dev, "MCLK");
- if (IS_ERR(cs42l51->mclk_handle)) {
- if (PTR_ERR(cs42l51->mclk_handle) != -ENOENT)
- return PTR_ERR(cs42l51->mclk_handle);
- cs42l51->mclk_handle = NULL;
- }
+ cs42l51->mclk_handle = devm_clk_get_optional(dev, "MCLK");
+ if (IS_ERR(cs42l51->mclk_handle))
+ return PTR_ERR(cs42l51->mclk_handle);
for (i = 0; i < ARRAY_SIZE(cs42l51->supplies); i++)
cs42l51->supplies[i].supply = cs42l51_supply_names[i];
@@ -724,8 +747,10 @@ int cs42l51_probe(struct device *dev, struct regmap *regmap)
cs42l51->reset_gpio = devm_gpiod_get_optional(dev, "reset",
GPIOD_OUT_LOW);
- if (IS_ERR(cs42l51->reset_gpio))
- return PTR_ERR(cs42l51->reset_gpio);
+ if (IS_ERR(cs42l51->reset_gpio)) {
+ ret = PTR_ERR(cs42l51->reset_gpio);
+ goto error;
+ }
if (cs42l51->reset_gpio) {
dev_dbg(dev, "Release reset gpio\n");
@@ -757,24 +782,30 @@ int cs42l51_probe(struct device *dev, struct regmap *regmap)
return 0;
error:
+ gpiod_set_value_cansleep(cs42l51->reset_gpio, 1);
regulator_bulk_disable(ARRAY_SIZE(cs42l51->supplies),
cs42l51->supplies);
return ret;
}
EXPORT_SYMBOL_GPL(cs42l51_probe);
-int cs42l51_remove(struct device *dev)
+void cs42l51_remove(struct device *dev)
{
struct cs42l51_private *cs42l51 = dev_get_drvdata(dev);
+ int ret;
gpiod_set_value_cansleep(cs42l51->reset_gpio, 1);
- return regulator_bulk_disable(ARRAY_SIZE(cs42l51->supplies),
- cs42l51->supplies);
+ ret = regulator_bulk_disable(ARRAY_SIZE(cs42l51->supplies),
+ cs42l51->supplies);
+ if (ret)
+ dev_warn(dev, "Failed to disable all regulators (%pe)\n",
+ ERR_PTR(ret));
+
}
EXPORT_SYMBOL_GPL(cs42l51_remove);
-int __maybe_unused cs42l51_suspend(struct device *dev)
+int cs42l51_suspend(struct device *dev)
{
struct cs42l51_private *cs42l51 = dev_get_drvdata(dev);
@@ -785,7 +816,7 @@ int __maybe_unused cs42l51_suspend(struct device *dev)
}
EXPORT_SYMBOL_GPL(cs42l51_suspend);
-int __maybe_unused cs42l51_resume(struct device *dev)
+int cs42l51_resume(struct device *dev)
{
struct cs42l51_private *cs42l51 = dev_get_drvdata(dev);
@@ -795,13 +826,6 @@ int __maybe_unused cs42l51_resume(struct device *dev)
}
EXPORT_SYMBOL_GPL(cs42l51_resume);
-const struct of_device_id cs42l51_of_match[] = {
- { .compatible = "cirrus,cs42l51", },
- { }
-};
-MODULE_DEVICE_TABLE(of, cs42l51_of_match);
-EXPORT_SYMBOL_GPL(cs42l51_of_match);
-
MODULE_AUTHOR("Arnaud Patard <arnaud.patard@rtp-net.org>");
MODULE_DESCRIPTION("Cirrus Logic CS42L51 ALSA SoC Codec Driver");
MODULE_LICENSE("GPL");
generated by cgit (git 2.34.1) at 2025-12-25 20:47:12 +0000