diff options
Diffstat (limited to 'sound/soc/codecs/wm8962.c')
| -rw-r--r-- | sound/soc/codecs/wm8962.c | 63 |
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) |