diff options
| -rw-r--r-- | Documentation/devicetree/bindings/sound/rt5682.txt | 6 | ||||
| -rw-r--r-- | include/sound/rt5682.h | 2 | ||||
| -rw-r--r-- | sound/soc/codecs/mt6660.c | 2 | ||||
| -rw-r--r-- | sound/soc/codecs/rt5682.c | 21 |
4 files changed, 27 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/sound/rt5682.txt b/Documentation/devicetree/bindings/sound/rt5682.txt index ac98151d29e4..ade1ece8b45f 100644 --- a/Documentation/devicetree/bindings/sound/rt5682.txt +++ b/Documentation/devicetree/bindings/sound/rt5682.txt @@ -38,6 +38,12 @@ Optional properties: - clocks : phandle and clock specifier for codec MCLK. - clock-names : Clock name string for 'clocks' attribute, should be "mclk". +- realtek,dmic-clk-rate-hz : Set the clock rate (hz) for the requirement of + the particular DMIC. + +- realtek,dmic-delay-ms : Set the delay time (ms) for the requirement of + the particular DMIC. + Pins on the device (for linking into audio routes) for RT5682: * DMIC L1 diff --git a/include/sound/rt5682.h b/include/sound/rt5682.h index 6bf0e3581056..e1f790561ac1 100644 --- a/include/sound/rt5682.h +++ b/include/sound/rt5682.h @@ -38,6 +38,8 @@ struct rt5682_platform_data { enum rt5682_dmic1_clk_pin dmic1_clk_pin; enum rt5682_jd_src jd_src; unsigned int btndet_delay; + unsigned int dmic_clk_rate; + unsigned int dmic_delay; const char *dai_clk_names[RT5682_DAI_NUM_CLKS]; }; diff --git a/sound/soc/codecs/mt6660.c b/sound/soc/codecs/mt6660.c index bcec82aa57fb..d1797003c83d 100644 --- a/sound/soc/codecs/mt6660.c +++ b/sound/soc/codecs/mt6660.c @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 // +// SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2019 MediaTek Inc. diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c index 513429478d27..923541a52504 100644 --- a/sound/soc/codecs/rt5682.c +++ b/sound/soc/codecs/rt5682.c @@ -1231,10 +1231,13 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w, struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); struct rt5682_priv *rt5682 = snd_soc_component_get_drvdata(component); - int idx = -EINVAL; + int idx = -EINVAL, dmic_clk_rate = 3072000; static const int div[] = {2, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128}; - idx = rt5682_div_sel(rt5682, 1500000, div, ARRAY_SIZE(div)); + if (rt5682->pdata.dmic_clk_rate) + dmic_clk_rate = rt5682->pdata.dmic_clk_rate; + + idx = rt5682_div_sel(rt5682, dmic_clk_rate, div, ARRAY_SIZE(div)); snd_soc_component_update_bits(component, RT5682_DMIC_CTRL_1, RT5682_DMIC_CLK_MASK, idx << RT5682_DMIC_CLK_SFT); @@ -1541,10 +1544,18 @@ static int rt5682_hp_event(struct snd_soc_dapm_widget *w, static int set_dmic_power(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { + struct snd_soc_component *component = + snd_soc_dapm_to_component(w->dapm); + struct rt5682_priv *rt5682 = snd_soc_component_get_drvdata(component); + unsigned int delay = 50; + + if (rt5682->pdata.dmic_delay) + delay = rt5682->pdata.dmic_delay; + switch (event) { case SND_SOC_DAPM_POST_PMU: /*Add delay to avoid pop noise*/ - msleep(150); + msleep(delay); break; default: @@ -3231,6 +3242,10 @@ static int rt5682_parse_dt(struct rt5682_priv *rt5682, struct device *dev) &rt5682->pdata.jd_src); device_property_read_u32(dev, "realtek,btndet-delay", &rt5682->pdata.btndet_delay); + device_property_read_u32(dev, "realtek,dmic-clk-rate-hz", + &rt5682->pdata.dmic_clk_rate); + device_property_read_u32(dev, "realtek,dmic-delay-ms", + &rt5682->pdata.dmic_delay); rt5682->pdata.ldo1_en = of_get_named_gpio(dev->of_node, "realtek,ldo1-en-gpios", 0); |