From 95579eaf98f17b97dc174bb31d71902b5895bd85 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Mon, 11 May 2020 15:25:40 +0200 Subject: ASoC: da7213: Add da7212 DT compatible This adds a compatible for da7212. It's handled exactly the same way as DA7213 and follows the ACPI bindings. Signed-off-by: Sebastian Reichel Link: https://lore.kernel.org/r/20200511132544.82364-2-sebastian.reichel@collabora.com Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/sound/da7213.txt | 4 ++-- sound/soc/codecs/da7213.c | 1 + 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/da7213.txt b/Documentation/devicetree/bindings/sound/da7213.txt index 58902802d56c..69ed23b25e25 100644 --- a/Documentation/devicetree/bindings/sound/da7213.txt +++ b/Documentation/devicetree/bindings/sound/da7213.txt @@ -1,9 +1,9 @@ -Dialog Semiconductor DA7213 Audio Codec bindings +Dialog Semiconductor DA7212/DA7213 Audio Codec bindings ====== Required properties: -- compatible : Should be "dlg,da7213" +- compatible : Should be "dlg,da7212" or "dlg,da7213" - reg: Specifies the I2C slave address Optional properties: diff --git a/sound/soc/codecs/da7213.c b/sound/soc/codecs/da7213.c index 925a03996db4..aff306bb58df 100644 --- a/sound/soc/codecs/da7213.c +++ b/sound/soc/codecs/da7213.c @@ -1571,6 +1571,7 @@ static int da7213_set_bias_level(struct snd_soc_component *component, #if defined(CONFIG_OF) /* DT */ static const struct of_device_id da7213_of_match[] = { + { .compatible = "dlg,da7212", }, { .compatible = "dlg,da7213", }, { } }; -- cgit From b2a378816d0f6780a5500f4322e5b2542d41532d Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Mon, 11 May 2020 15:25:41 +0200 Subject: ASoC: da7213: Add regulator support This adds support for most regulators of da7212 for improved power management. The only thing skipped was the speaker supply, which has some undocumented dependencies. It's supposed to be either always-enabled or always-disabled. Signed-off-by: Sebastian Reichel Reviewed-by: Adam Thomson Link: https://lore.kernel.org/r/20200511132544.82364-3-sebastian.reichel@collabora.com Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/sound/da7213.txt | 4 ++ sound/soc/codecs/da7213.c | 79 +++++++++++++++++++++- sound/soc/codecs/da7213.h | 9 +++ 3 files changed, 91 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/sound/da7213.txt b/Documentation/devicetree/bindings/sound/da7213.txt index 69ed23b25e25..94584c96c4ae 100644 --- a/Documentation/devicetree/bindings/sound/da7213.txt +++ b/Documentation/devicetree/bindings/sound/da7213.txt @@ -21,6 +21,10 @@ Optional properties: - dlg,dmic-clkrate : DMIC clock frequency (Hz). [<1500000>, <3000000>] + - VDDA-supply : Regulator phandle for Analogue power supply + - VDDMIC-supply : Regulator phandle for Mic Bias + - VDDIO-supply : Regulator phandle for I/O power supply + ====== Example: diff --git a/sound/soc/codecs/da7213.c b/sound/soc/codecs/da7213.c index aff306bb58df..0359249118d0 100644 --- a/sound/soc/codecs/da7213.c +++ b/sound/soc/codecs/da7213.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -806,6 +807,11 @@ static int da7213_dai_event(struct snd_soc_dapm_widget *w, */ static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = { + /* + * Power Supply + */ + SND_SOC_DAPM_REGULATOR_SUPPLY("VDDMIC", 0, 0), + /* * Input & Output */ @@ -932,6 +938,9 @@ static const struct snd_soc_dapm_route da7213_audio_map[] = { /* Dest Connecting Widget source */ /* Input path */ + {"Mic Bias 1", NULL, "VDDMIC"}, + {"Mic Bias 2", NULL, "VDDMIC"}, + {"MIC1", NULL, "Mic Bias 1"}, {"MIC2", NULL, "Mic Bias 2"}, @@ -1691,6 +1700,8 @@ static int da7213_probe(struct snd_soc_component *component) { struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + pm_runtime_get_sync(component->dev); + /* Default to using ALC auto offset calibration mode. */ snd_soc_component_update_bits(component, DA7213_ALC_CTRL1, DA7213_ALC_CALIB_MODE_MAN, 0); @@ -1811,6 +1822,8 @@ static int da7213_probe(struct snd_soc_component *component) DA7213_DMIC_CLK_RATE_MASK, dmic_cfg); } + pm_runtime_put_sync(component->dev); + /* Check if MCLK provided */ da7213->mclk = devm_clk_get(component->dev, "mclk"); if (IS_ERR(da7213->mclk)) { @@ -1848,11 +1861,22 @@ static const struct regmap_config da7213_regmap_config = { .cache_type = REGCACHE_RBTREE, }; +static void da7213_power_off(void *data) +{ + struct da7213_priv *da7213 = data; + regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies); +} + +static const char *da7213_supply_names[DA7213_NUM_SUPPLIES] = { + [DA7213_SUPPLY_VDDA] = "VDDA", + [DA7213_SUPPLY_VDDIO] = "VDDIO", +}; + static int da7213_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct da7213_priv *da7213; - int ret; + int i, ret; da7213 = devm_kzalloc(&i2c->dev, sizeof(*da7213), GFP_KERNEL); if (!da7213) @@ -1860,6 +1884,25 @@ static int da7213_i2c_probe(struct i2c_client *i2c, i2c_set_clientdata(i2c, da7213); + /* Get required supplies */ + for (i = 0; i < DA7213_NUM_SUPPLIES; ++i) + da7213->supplies[i].supply = da7213_supply_names[i]; + + ret = devm_regulator_bulk_get(&i2c->dev, DA7213_NUM_SUPPLIES, + da7213->supplies); + if (ret) { + dev_err(&i2c->dev, "Failed to get supplies: %d\n", ret); + return ret; + } + + ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies); + if (ret < 0) + return ret; + + ret = devm_add_action_or_reset(&i2c->dev, da7213_power_off, da7213); + if (ret < 0) + return ret; + da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config); if (IS_ERR(da7213->regmap)) { ret = PTR_ERR(da7213->regmap); @@ -1867,6 +1910,11 @@ static int da7213_i2c_probe(struct i2c_client *i2c, return ret; } + pm_runtime_set_autosuspend_delay(&i2c->dev, 100); + pm_runtime_use_autosuspend(&i2c->dev); + pm_runtime_set_active(&i2c->dev); + pm_runtime_enable(&i2c->dev); + ret = devm_snd_soc_register_component(&i2c->dev, &soc_component_dev_da7213, &da7213_dai, 1); if (ret < 0) { @@ -1876,6 +1924,34 @@ static int da7213_i2c_probe(struct i2c_client *i2c, return ret; } +static int __maybe_unused da7213_runtime_suspend(struct device *dev) +{ + struct da7213_priv *da7213 = dev_get_drvdata(dev); + + regcache_cache_only(da7213->regmap, true); + regcache_mark_dirty(da7213->regmap); + regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies); + + return 0; +} + +static int __maybe_unused da7213_runtime_resume(struct device *dev) +{ + struct da7213_priv *da7213 = dev_get_drvdata(dev); + int ret; + + ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies); + if (ret < 0) + return ret; + regcache_cache_only(da7213->regmap, false); + regcache_sync(da7213->regmap); + return 0; +} + +static const struct dev_pm_ops da7213_pm = { + SET_RUNTIME_PM_OPS(da7213_runtime_suspend, da7213_runtime_resume, NULL) +}; + static const struct i2c_device_id da7213_i2c_id[] = { { "da7213", 0 }, { } @@ -1888,6 +1964,7 @@ static struct i2c_driver da7213_i2c_driver = { .name = "da7213", .of_match_table = of_match_ptr(da7213_of_match), .acpi_match_table = ACPI_PTR(da7213_acpi_match), + .pm = &da7213_pm, }, .probe = da7213_i2c_probe, .id_table = da7213_i2c_id, diff --git a/sound/soc/codecs/da7213.h b/sound/soc/codecs/da7213.h index 3250a3821fcc..3890829dfb6e 100644 --- a/sound/soc/codecs/da7213.h +++ b/sound/soc/codecs/da7213.h @@ -12,6 +12,7 @@ #include #include +#include #include /* @@ -521,9 +522,17 @@ enum da7213_sys_clk { DA7213_SYSCLK_PLL_32KHZ }; +/* Regulators */ +enum da7213_supplies { + DA7213_SUPPLY_VDDA = 0, + DA7213_SUPPLY_VDDIO, + DA7213_NUM_SUPPLIES, +}; + /* Codec private data */ struct da7213_priv { struct regmap *regmap; + struct regulator_bulk_data supplies[DA7213_NUM_SUPPLIES]; struct clk *mclk; unsigned int mclk_rate; int clk_src; -- cgit From 9c5c258438b23cacc4971b94d808ba8af9c5931c Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Mon, 11 May 2020 15:25:42 +0200 Subject: ASoC: da7213: move set_sysclk to codec level Move set_sysclk function to component level, so that it can be used at both component and DAI level. Signed-off-by: Sebastian Reichel Reviewed-by: Adam Thomson Link: https://lore.kernel.org/r/20200511132544.82364-4-sebastian.reichel@collabora.com Signed-off-by: Mark Brown --- sound/soc/codecs/da7213.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/sound/soc/codecs/da7213.c b/sound/soc/codecs/da7213.c index 0359249118d0..9686948b16ea 100644 --- a/sound/soc/codecs/da7213.c +++ b/sound/soc/codecs/da7213.c @@ -1343,10 +1343,10 @@ static int da7213_mute(struct snd_soc_dai *dai, int mute) #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) -static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai, - int clk_id, unsigned int freq, int dir) +static int da7213_set_component_sysclk(struct snd_soc_component *component, + int clk_id, int source, + unsigned int freq, int dir) { - struct snd_soc_component *component = codec_dai->component; struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); int ret = 0; @@ -1354,7 +1354,7 @@ static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai, return 0; if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) { - dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", + dev_err(component->dev, "Unsupported MCLK value %d\n", freq); return -EINVAL; } @@ -1370,7 +1370,7 @@ static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai, DA7213_PLL_MCLK_SQR_EN); break; default: - dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); + dev_err(component->dev, "Unknown clock source %d\n", clk_id); return -EINVAL; } @@ -1380,7 +1380,7 @@ static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai, freq = clk_round_rate(da7213->mclk, freq); ret = clk_set_rate(da7213->mclk, freq); if (ret) { - dev_err(codec_dai->dev, "Failed to set clock rate %d\n", + dev_err(component->dev, "Failed to set clock rate %d\n", freq); return ret; } @@ -1507,7 +1507,6 @@ static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, static const struct snd_soc_dai_ops da7213_dai_ops = { .hw_params = da7213_hw_params, .set_fmt = da7213_set_dai_fmt, - .set_sysclk = da7213_set_dai_sysclk, .set_pll = da7213_set_dai_pll, .digital_mute = da7213_mute, }; @@ -1845,6 +1844,7 @@ static const struct snd_soc_component_driver soc_component_dev_da7213 = { .num_dapm_widgets = ARRAY_SIZE(da7213_dapm_widgets), .dapm_routes = da7213_audio_map, .num_dapm_routes = ARRAY_SIZE(da7213_audio_map), + .set_sysclk = da7213_set_component_sysclk, .idle_bias_on = 1, .use_pmdown_time = 1, .endianness = 1, -- cgit From f7a8ae295ca8e96e287f497506b49b1f4b47deb4 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Mon, 11 May 2020 15:25:43 +0200 Subject: ASoC: da7213: move set_pll to codec level Move set_pll function to component level, so that it can be used at both component and DAI level. Signed-off-by: Sebastian Reichel Reviewed-by: Adam Thomson Link: https://lore.kernel.org/r/20200511132544.82364-5-sebastian.reichel@collabora.com Signed-off-by: Mark Brown --- sound/soc/codecs/da7213.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/sound/soc/codecs/da7213.c b/sound/soc/codecs/da7213.c index 9686948b16ea..3e6ad996741b 100644 --- a/sound/soc/codecs/da7213.c +++ b/sound/soc/codecs/da7213.c @@ -1392,10 +1392,10 @@ static int da7213_set_component_sysclk(struct snd_soc_component *component, } /* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */ -static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, - int source, unsigned int fref, unsigned int fout) +static int da7213_set_component_pll(struct snd_soc_component *component, + int pll_id, int source, + unsigned int fref, unsigned int fout) { - struct snd_soc_component *component = codec_dai->component; struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); u8 pll_ctrl, indiv_bits, indiv; @@ -1507,7 +1507,6 @@ static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, static const struct snd_soc_dai_ops da7213_dai_ops = { .hw_params = da7213_hw_params, .set_fmt = da7213_set_dai_fmt, - .set_pll = da7213_set_dai_pll, .digital_mute = da7213_mute, }; @@ -1845,6 +1844,7 @@ static const struct snd_soc_component_driver soc_component_dev_da7213 = { .dapm_routes = da7213_audio_map, .num_dapm_routes = ARRAY_SIZE(da7213_audio_map), .set_sysclk = da7213_set_component_sysclk, + .set_pll = da7213_set_component_pll, .idle_bias_on = 1, .use_pmdown_time = 1, .endianness = 1, -- cgit