summaryrefslogtreecommitdiff
path: root/sound/soc/codecs/max98927.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/codecs/max98927.c')
-rw-r--r--sound/soc/codecs/max98927.c87
1 files changed, 62 insertions, 25 deletions
diff --git a/sound/soc/codecs/max98927.c b/sound/soc/codecs/max98927.c
index b5ee29499e16..d9dbbe72f8ad 100644
--- a/sound/soc/codecs/max98927.c
+++ b/sound/soc/codecs/max98927.c
@@ -44,9 +44,9 @@ static struct reg_default max98927_reg[] = {
{MAX98927_R0011_CLK_MON, 0x00},
{MAX98927_R0012_WDOG_CTRL, 0x00},
{MAX98927_R0013_WDOG_RST, 0x00},
- {MAX98927_R0014_MEAS_ADC_THERM_WARN_THRESH, 0x00},
- {MAX98927_R0015_MEAS_ADC_THERM_SHDN_THRESH, 0x00},
- {MAX98927_R0016_MEAS_ADC_THERM_HYSTERESIS, 0x00},
+ {MAX98927_R0014_MEAS_ADC_THERM_WARN_THRESH, 0x75},
+ {MAX98927_R0015_MEAS_ADC_THERM_SHDN_THRESH, 0x8c},
+ {MAX98927_R0016_MEAS_ADC_THERM_HYSTERESIS, 0x08},
{MAX98927_R0017_PIN_CFG, 0x55},
{MAX98927_R0018_PCM_RX_EN_A, 0x00},
{MAX98927_R0019_PCM_RX_EN_B, 0x00},
@@ -82,14 +82,14 @@ static struct reg_default max98927_reg[] = {
{MAX98927_R003A_AMP_EN, 0x00},
{MAX98927_R003B_SPK_SRC_SEL, 0x00},
{MAX98927_R003C_SPK_GAIN, 0x00},
- {MAX98927_R003D_SSM_CFG, 0x01},
+ {MAX98927_R003D_SSM_CFG, 0x04},
{MAX98927_R003E_MEAS_EN, 0x00},
{MAX98927_R003F_MEAS_DSP_CFG, 0x04},
{MAX98927_R0040_BOOST_CTRL0, 0x00},
{MAX98927_R0041_BOOST_CTRL3, 0x00},
{MAX98927_R0042_BOOST_CTRL1, 0x00},
{MAX98927_R0043_MEAS_ADC_CFG, 0x00},
- {MAX98927_R0044_MEAS_ADC_BASE_MSB, 0x00},
+ {MAX98927_R0044_MEAS_ADC_BASE_MSB, 0x01},
{MAX98927_R0045_MEAS_ADC_BASE_LSB, 0x00},
{MAX98927_R0046_ADC_CH0_DIVIDE, 0x00},
{MAX98927_R0047_ADC_CH1_DIVIDE, 0x00},
@@ -159,7 +159,7 @@ static int max98927_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
mode = MAX98927_PCM_MASTER_MODE_MASTER;
break;
default:
- dev_err(codec->dev, "DAI clock mode unsupported");
+ dev_err(codec->dev, "DAI clock mode unsupported\n");
return -EINVAL;
}
@@ -175,7 +175,7 @@ static int max98927_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
invert = MAX98927_PCM_MODE_CFG_PCM_BCLKEDGE;
break;
default:
- dev_err(codec->dev, "DAI invert mode unsupported");
+ dev_err(codec->dev, "DAI invert mode unsupported\n");
return -EINVAL;
}
@@ -311,7 +311,7 @@ static int max98927_dai_hw_params(struct snd_pcm_substream *substream,
chan_sz = MAX98927_PCM_MODE_CFG_CHANSZ_32;
break;
default:
- dev_err(codec->dev, "format unsupported %d",
+ dev_err(codec->dev, "format unsupported %d\n",
params_format(params));
goto err;
}
@@ -418,11 +418,6 @@ static int max98927_dac_event(struct snd_soc_dapm_widget *w,
regmap_update_bits(max98927->regmap,
MAX98927_R003A_AMP_EN,
MAX98927_AMP_EN_MASK, 1);
- /* enable VMON and IMON */
- regmap_update_bits(max98927->regmap,
- MAX98927_R003E_MEAS_EN,
- MAX98927_MEAS_V_EN | MAX98927_MEAS_I_EN,
- MAX98927_MEAS_V_EN | MAX98927_MEAS_I_EN);
regmap_update_bits(max98927->regmap,
MAX98927_R00FF_GLOBAL_SHDN,
MAX98927_GLOBAL_EN_MASK, 1);
@@ -434,10 +429,6 @@ static int max98927_dac_event(struct snd_soc_dapm_widget *w,
regmap_update_bits(max98927->regmap,
MAX98927_R003A_AMP_EN,
MAX98927_AMP_EN_MASK, 0);
- /* disable VMON and IMON */
- regmap_update_bits(max98927->regmap,
- MAX98927_R003E_MEAS_EN,
- MAX98927_MEAS_V_EN | MAX98927_MEAS_I_EN, 0);
break;
default:
return 0;
@@ -456,14 +447,24 @@ static const struct soc_enum dai_sel_enum =
static const struct snd_kcontrol_new max98927_dai_controls =
SOC_DAPM_ENUM("DAI Sel", dai_sel_enum);
+static const struct snd_kcontrol_new max98927_vi_control =
+ SOC_DAPM_SINGLE("Switch", MAX98927_R003F_MEAS_DSP_CFG, 2, 1, 0);
+
static const struct snd_soc_dapm_widget max98927_dapm_widgets[] = {
- SND_SOC_DAPM_AIF_IN("DAI_OUT", "HiFi Playback", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_DAC_E("Amp Enable", "HiFi Playback", MAX98927_R003A_AMP_EN,
0, 0, max98927_dac_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MUX("DAI Sel Mux", SND_SOC_NOPM, 0, 0,
&max98927_dai_controls),
SND_SOC_DAPM_OUTPUT("BE_OUT"),
+ SND_SOC_DAPM_AIF_OUT("Voltage Sense", "HiFi Capture", 0,
+ MAX98927_R003E_MEAS_EN, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("Current Sense", "HiFi Capture", 0,
+ MAX98927_R003E_MEAS_EN, 1, 0),
+ SND_SOC_DAPM_SWITCH("VI Sense", SND_SOC_NOPM, 0, 0,
+ &max98927_vi_control),
+ SND_SOC_DAPM_SIGGEN("VMON"),
+ SND_SOC_DAPM_SIGGEN("IMON"),
};
static DECLARE_TLV_DB_SCALE(max98927_spk_tlv, 300, 300, 0);
@@ -495,6 +496,13 @@ static bool max98927_volatile_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
case MAX98927_R0001_INT_RAW1 ... MAX98927_R0009_INT_FLAG3:
+ case MAX98927_R004C_MEAS_ADC_CH0_READ:
+ case MAX98927_R004D_MEAS_ADC_CH1_READ:
+ case MAX98927_R004E_MEAS_ADC_CH2_READ:
+ case MAX98927_R0051_BROWNOUT_STATUS:
+ case MAX98927_R0087_ENV_TRACK_BOOST_VOUT_READ:
+ case MAX98927_R01FF_REV_ID:
+ case MAX98927_R0100_SOFT_RESET:
return true;
default:
return false;
@@ -543,11 +551,16 @@ static const struct snd_kcontrol_new max98927_snd_controls[] = {
};
static const struct snd_soc_dapm_route max98927_audio_map[] = {
- {"Amp Enable", NULL, "DAI_OUT"},
+ /* Plabyack */
{"DAI Sel Mux", "Left", "Amp Enable"},
{"DAI Sel Mux", "Right", "Amp Enable"},
{"DAI Sel Mux", "LeftRight", "Amp Enable"},
{"BE_OUT", NULL, "DAI Sel Mux"},
+ /* Capture */
+ { "VI Sense", "Switch", "VMON" },
+ { "VI Sense", "Switch", "IMON" },
+ { "Voltage Sense", NULL, "VI Sense" },
+ { "Current Sense", NULL, "VI Sense" },
};
static struct snd_soc_dai_driver max98927_dai[] = {
@@ -577,7 +590,6 @@ static int max98927_probe(struct snd_soc_codec *codec)
max98927->codec = codec;
codec->control_data = max98927->regmap;
- codec->cache_bypass = 1;
/* Software Reset */
regmap_write(max98927->regmap,
@@ -694,6 +706,31 @@ static int max98927_probe(struct snd_soc_codec *codec)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int max98927_suspend(struct device *dev)
+{
+ struct max98927_priv *max98927 = dev_get_drvdata(dev);
+
+ regcache_cache_only(max98927->regmap, true);
+ regcache_mark_dirty(max98927->regmap);
+ return 0;
+}
+static int max98927_resume(struct device *dev)
+{
+ struct max98927_priv *max98927 = dev_get_drvdata(dev);
+
+ regmap_write(max98927->regmap,
+ MAX98927_R0100_SOFT_RESET, MAX98927_SOFT_RESET);
+ regcache_cache_only(max98927->regmap, false);
+ regcache_sync(max98927->regmap);
+ return 0;
+}
+#endif
+
+static const struct dev_pm_ops max98927_pm = {
+ SET_SYSTEM_SLEEP_PM_OPS(max98927_suspend, max98927_resume)
+};
+
static const struct snd_soc_codec_driver soc_codec_dev_max98927 = {
.probe = max98927_probe,
.component_driver = {
@@ -721,14 +758,14 @@ static void max98927_slot_config(struct i2c_client *i2c,
struct max98927_priv *max98927)
{
int value;
+ struct device *dev = &i2c->dev;
- if (!of_property_read_u32(i2c->dev.of_node,
- "vmon-slot-no", &value))
+ if (!device_property_read_u32(dev, "vmon-slot-no", &value))
max98927->v_l_slot = value & 0xF;
else
max98927->v_l_slot = 0;
- if (!of_property_read_u32(i2c->dev.of_node,
- "imon-slot-no", &value))
+
+ if (!device_property_read_u32(dev, "imon-slot-no", &value))
max98927->i_l_slot = value & 0xF;
else
max98927->i_l_slot = 1;
@@ -827,7 +864,7 @@ static struct i2c_driver max98927_i2c_driver = {
.name = "max98927",
.of_match_table = of_match_ptr(max98927_of_match),
.acpi_match_table = ACPI_PTR(max98927_acpi_match),
- .pm = NULL,
+ .pm = &max98927_pm,
},
.probe = max98927_i2c_probe,
.remove = max98927_i2c_remove,
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-14 12:49:17 +0000