summaryrefslogtreecommitdiff
path: root/sound/soc/codecs/wm8962.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/codecs/wm8962.c')
-rw-r--r--sound/soc/codecs/wm8962.c63
1 files changed, 58 insertions, 5 deletions
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 500011eb8b2b..f90ae427242b 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -58,6 +58,7 @@ struct wm8962_priv {
int bclk; /* Desired BCLK */
int lrclk;
+ struct completion fll_lock;
int fll_src;
int fll_fref;
int fll_fout;
@@ -2038,6 +2039,13 @@ static int wm8962_put_spk_sw(struct snd_kcontrol *kcontrol,
return 0;
}
+static const char *cap_hpf_mode_text[] = {
+ "Hi-fi", "Application"
+};
+
+static const struct soc_enum cap_hpf_mode =
+ SOC_ENUM_SINGLE(WM8962_ADC_DAC_CONTROL_2, 10, 2, cap_hpf_mode_text);
+
static const struct snd_kcontrol_new wm8962_snd_controls[] = {
SOC_DOUBLE("Input Mixer Switch", WM8962_INPUT_MIXER_CONTROL_1, 3, 2, 1, 1),
@@ -2063,6 +2071,9 @@ SOC_DOUBLE_R("Capture Switch", WM8962_LEFT_INPUT_VOLUME,
WM8962_RIGHT_INPUT_VOLUME, 7, 1, 1),
SOC_DOUBLE_R("Capture ZC Switch", WM8962_LEFT_INPUT_VOLUME,
WM8962_RIGHT_INPUT_VOLUME, 6, 1, 1),
+SOC_SINGLE("Capture HPF Switch", WM8962_ADC_DAC_CONTROL_1, 0, 1, 1),
+SOC_ENUM("Capture HPF Mode", cap_hpf_mode),
+SOC_SINGLE("Capture HPF Cutoff", WM8962_ADC_DAC_CONTROL_2, 7, 7, 0),
SOC_DOUBLE_R_TLV("Sidetone Volume", WM8962_DAC_DSP_MIXING_1,
WM8962_DAC_DSP_MIXING_2, 4, 12, 0, st_tlv),
@@ -2467,6 +2478,7 @@ SND_SOC_DAPM_INPUT("IN3R"),
SND_SOC_DAPM_INPUT("IN4L"),
SND_SOC_DAPM_INPUT("IN4R"),
SND_SOC_DAPM_INPUT("Beep"),
+SND_SOC_DAPM_INPUT("DMICDAT"),
SND_SOC_DAPM_MICBIAS("MICBIAS", WM8962_PWR_MGMT_1, 1, 0),
@@ -2486,6 +2498,8 @@ SND_SOC_DAPM_MIXER("MIXINL", WM8962_PWR_MGMT_1, 5, 0,
SND_SOC_DAPM_MIXER("MIXINR", WM8962_PWR_MGMT_1, 4, 0,
mixinr, ARRAY_SIZE(mixinr)),
+SND_SOC_DAPM_AIF_IN("DMIC", NULL, 0, WM8962_PWR_MGMT_1, 10, 0),
+
SND_SOC_DAPM_ADC("ADCL", "Capture", WM8962_PWR_MGMT_1, 3, 0),
SND_SOC_DAPM_ADC("ADCR", "Capture", WM8962_PWR_MGMT_1, 2, 0),
@@ -2563,13 +2577,17 @@ static const struct snd_soc_dapm_route wm8962_intercon[] = {
{ "MICBIAS", NULL, "SYSCLK" },
+ { "DMIC", NULL, "DMICDAT" },
+
{ "ADCL", NULL, "SYSCLK" },
{ "ADCL", NULL, "TOCLK" },
{ "ADCL", NULL, "MIXINL" },
+ { "ADCL", NULL, "DMIC" },
{ "ADCR", NULL, "SYSCLK" },
{ "ADCR", NULL, "TOCLK" },
{ "ADCR", NULL, "MIXINR" },
+ { "ADCR", NULL, "DMIC" },
{ "STL", "Left", "ADCL" },
{ "STL", "Right", "ADCR" },
@@ -2990,7 +3008,6 @@ static int wm8962_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
case WM8962_SYSCLK_FLL:
wm8962->sysclk = WM8962_SYSCLK_FLL;
src = 1 << WM8962_SYSCLK_SRC_SHIFT;
- WARN_ON(freq != wm8962->fll_fout);
break;
default:
return -EINVAL;
@@ -3172,12 +3189,12 @@ static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,
return 0;
}
-static int wm8962_set_fll(struct snd_soc_dai *dai, int fll_id, int source,
+static int wm8962_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
unsigned int Fref, unsigned int Fout)
{
- struct snd_soc_codec *codec = dai->codec;
struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
struct _fll_div fll_div;
+ unsigned long timeout;
int ret;
int fll1 = snd_soc_read(codec, WM8962_FLL_CONTROL_1) & WM8962_FLL_ENA;
@@ -3244,6 +3261,11 @@ static int wm8962_set_fll(struct snd_soc_dai *dai, int fll_id, int source,
dev_dbg(codec->dev, "FLL configured for %dHz->%dHz\n", Fref, Fout);
+ /* This should be a massive overestimate */
+ timeout = msecs_to_jiffies(1);
+
+ wait_for_completion_timeout(&wm8962->fll_lock, timeout);
+
wm8962->fll_fref = Fref;
wm8962->fll_fout = Fout;
wm8962->fll_src = source;
@@ -3274,7 +3296,6 @@ static struct snd_soc_dai_ops wm8962_dai_ops = {
.hw_params = wm8962_hw_params,
.set_sysclk = wm8962_set_dai_sysclk,
.set_fmt = wm8962_set_dai_fmt,
- .set_pll = wm8962_set_fll,
.digital_mute = wm8962_mute,
};
@@ -3340,6 +3361,11 @@ static irqreturn_t wm8962_irq(int irq, void *data)
active = snd_soc_read(codec, WM8962_INTERRUPT_STATUS_2);
active &= ~mask;
+ if (active & WM8962_FLL_LOCK_EINT) {
+ dev_dbg(codec->dev, "FLL locked\n");
+ complete(&wm8962->fll_lock);
+ }
+
if (active & WM8962_FIFOS_ERR_EINT)
dev_err(codec->dev, "FIFO error\n");
@@ -3709,9 +3735,11 @@ static int wm8962_probe(struct snd_soc_codec *codec)
dev);
u16 *reg_cache = codec->reg_cache;
int i, trigger, irq_pol;
+ bool dmicclk, dmicdat;
wm8962->codec = codec;
INIT_DELAYED_WORK(&wm8962->mic_work, wm8962_mic_work);
+ init_completion(&wm8962->fll_lock);
codec->cache_sync = 1;
codec->dapm.idle_bias_off = 1;
@@ -3845,6 +3873,29 @@ static int wm8962_probe(struct snd_soc_codec *codec)
wm8962_add_widgets(codec);
+ /* Save boards having to disable DMIC when not in use */
+ dmicclk = false;
+ dmicdat = false;
+ for (i = 0; i < WM8962_MAX_GPIO; i++) {
+ switch (snd_soc_read(codec, WM8962_GPIO_BASE + i)
+ & WM8962_GP2_FN_MASK) {
+ case WM8962_GPIO_FN_DMICCLK:
+ dmicclk = true;
+ break;
+ case WM8962_GPIO_FN_DMICDAT:
+ dmicdat = true;
+ break;
+ default:
+ break;
+ }
+ }
+ if (!dmicclk || !dmicdat) {
+ dev_dbg(codec->dev, "DMIC not in use, disabling\n");
+ snd_soc_dapm_nc_pin(&codec->dapm, "DMICDAT");
+ }
+ if (dmicclk != dmicdat)
+ dev_warn(codec->dev, "DMIC GPIOs partially configured\n");
+
wm8962_init_beep(codec);
wm8962_init_gpio(codec);
@@ -3868,9 +3919,10 @@ static int wm8962_probe(struct snd_soc_codec *codec)
i2c->irq, ret);
/* Non-fatal */
} else {
- /* Enable error reporting IRQs by default */
+ /* Enable some IRQs by default */
snd_soc_update_bits(codec,
WM8962_INTERRUPT_STATUS_2_MASK,
+ WM8962_FLL_LOCK_EINT |
WM8962_TEMP_SHUT_EINT |
WM8962_FIFOS_ERR_EINT, 0);
}
@@ -3918,6 +3970,7 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8962 = {
.reg_cache_default = wm8962_reg,
.volatile_register = wm8962_volatile_register,
.readable_register = wm8962_readable_register,
+ .set_pll = wm8962_set_fll,
};
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-22 21:06:44 +0300