--- /dev/null
+# SPDX-License-Identifier: (GPL-2.0+ OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/allwinner,sun50i-h6-dmic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner H6 DMIC
+
+maintainers:
+ - Ban Tao <fengzheng923@gmail.com>
+
+properties:
+ compatible:
+ const: allwinner,sun50i-h6-dmic
+
+ "#sound-dai-cells":
+ const: 0
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: Bus Clock
+ - description: Module Clock
+
+ clock-names:
+ items:
+ - const: bus
+ - const: mod
+
+ dmas:
+ items:
+ - description: RX DMA Channel
+
+ dma-names:
+ items:
+ - const: rx
+
+ resets:
+ maxItems: 1
+
+required:
+ - "#sound-dai-cells"
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+ - dmas
+ - dma-names
+ - resets
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ #include <dt-bindings/clock/sun50i-h6-ccu.h>
+ #include <dt-bindings/reset/sun50i-h6-ccu.h>
+
+ dmic: dmic@5095000 {
+ #sound-dai-cells = <0>;
+ compatible = "allwinner,sun50i-h6-dmic";
+ reg = <0x05095000 0x400>;
+ interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_DMIC>, <&ccu CLK_DMIC>;
+ clock-names = "bus", "mod";
+ dmas = <&dma 7>;
+ dma-names = "rx";
+ resets = <&ccu RST_BUS_DMIC>;
+ };
+
+...
- qcom,apq8016-sbc-sndcard
- qcom,db845c-sndcard
- qcom,msm8916-qdsp6-sndcard
+ - qcom,qrb5165-rb5-sndcard
+ - qcom,sc8280xp-sndcard
- qcom,sdm845-sndcard
- qcom,sm8250-sndcard
- - qcom,qrb5165-rb5-sndcard
+ - qcom,sm8450-sndcard
audio-routing:
$ref: /schemas/types.yaml#/definitions/non-unique-string-array
S: Maintained
F: drivers/staging/media/sunxi/cedrus/
+ALLWINNER DMIC DRIVERS
+M: Ban Tao <fengzheng923@gmail.com>
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
+S: Maintained
+F: Documentation/devicetree/bindings/sound/allwinner,sun50i-h6-dmic.yaml
+F: sound/soc/sunxi/sun50i-dmic.c
+
ALPHA PORT
M: Richard Henderson <richard.henderson@linaro.org>
M: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
},
/* Alderlake-PS */
{
+ .flags = FLAG_SOF,
+ .device = 0x51c9,
+ .codec_hid = &essx_83x6,
+ },
+ {
.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
.device = 0x51c9,
},
if (drv_data->dmic_cpu_id)
num_links++;
- links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) * num_links, GFP_KERNEL);
+ links = devm_kcalloc(dev, num_links, sizeof(struct snd_soc_dai_link), GFP_KERNEL);
if (!links)
return -ENOMEM;
if (drv_data->dmic_cpu_id)
num_links++;
- links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) * num_links, GFP_KERNEL);
+ links = devm_kcalloc(dev, num_links, sizeof(struct snd_soc_dai_link), GFP_KERNEL);
if (!links)
return -ENOMEM;
goto unregister_dmic_dev;
}
- res = devm_kzalloc(&pci->dev, sizeof(struct resource) * num_res, GFP_KERNEL);
+ res = devm_kcalloc(&pci->dev, num_res, sizeof(struct resource), GFP_KERNEL);
if (!res) {
ret = -ENOMEM;
goto unregister_dmic_dev;
{MAX98390_R23FF_GLOBAL_EN, 0x00},
};
-static int max98390_dsm_calibrate(struct snd_soc_component *component);
-
static int max98390_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
struct snd_soc_component *component = codec_dai->component;
static int max98390_dsm_calib_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- unsigned int val;
- struct snd_soc_component *component =
- snd_soc_kcontrol_component(kcontrol);
- struct max98390_priv *max98390 =
- snd_soc_component_get_drvdata(component);
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct max98390_priv *max98390 = snd_soc_component_get_drvdata(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ unsigned int rdc, rdc_cal_result, rdc_integer, rdc_factor, temp, val;
+
+ snd_soc_dapm_mutex_lock(dapm);
regmap_read(max98390->regmap, MAX98390_R23FF_GLOBAL_EN, &val);
- if (val == 0x1)
- max98390_dsm_calibrate(component);
- else {
- dev_err(component->dev, "AMP is not ready to run calibration\n");
- return -ECANCELED;
+ if (!val) {
+ /* Enable the codec for the duration of calibration readout */
+ regmap_update_bits(max98390->regmap, MAX98390_R203A_AMP_EN,
+ MAX98390_AMP_EN_MASK, 1);
+ regmap_update_bits(max98390->regmap, MAX98390_R23FF_GLOBAL_EN,
+ MAX98390_GLOBAL_EN_MASK, 1);
+ }
+
+ regmap_read(max98390->regmap, THERMAL_RDC_RD_BACK_BYTE1, &rdc);
+ regmap_read(max98390->regmap, THERMAL_RDC_RD_BACK_BYTE0, &rdc_cal_result);
+ regmap_read(max98390->regmap, MAX98390_MEAS_ADC_CH2_READ, &temp);
+
+ if (!val) {
+ /* Disable the codec if it was disabled */
+ regmap_update_bits(max98390->regmap, MAX98390_R23FF_GLOBAL_EN,
+ MAX98390_GLOBAL_EN_MASK, 0);
+ regmap_update_bits(max98390->regmap, MAX98390_R203A_AMP_EN,
+ MAX98390_AMP_EN_MASK, 0);
}
+ snd_soc_dapm_mutex_unlock(dapm);
+
+ rdc_cal_result |= (rdc << 8) & 0x0000FFFF;
+ if (rdc_cal_result)
+ max98390->ref_rdc_value = 268435456U / rdc_cal_result;
+
+ max98390->ambient_temp_value = temp * 52 - 1188;
+
+ rdc_integer = rdc_cal_result * 937 / 65536;
+ rdc_factor = ((rdc_cal_result * 937 * 100) / 65536) - (rdc_integer * 100);
+
+ dev_info(component->dev,
+ "rdc resistance about %d.%02d ohm, reg=0x%X temp reg=0x%X\n",
+ rdc_integer, rdc_factor, rdc_cal_result, temp);
+
return 0;
}
return ret;
}
-static int max98390_dsm_calibrate(struct snd_soc_component *component)
-{
- unsigned int rdc, rdc_cal_result, temp;
- unsigned int rdc_integer, rdc_factor;
- struct max98390_priv *max98390 =
- snd_soc_component_get_drvdata(component);
-
- regmap_read(max98390->regmap,
- THERMAL_RDC_RD_BACK_BYTE1, &rdc);
- regmap_read(max98390->regmap,
- THERMAL_RDC_RD_BACK_BYTE0, &rdc_cal_result);
- rdc_cal_result |= (rdc << 8) & 0x0000FFFF;
- if (rdc_cal_result)
- max98390->ref_rdc_value = 268435456U / rdc_cal_result;
-
- regmap_read(max98390->regmap, MAX98390_MEAS_ADC_CH2_READ, &temp);
- max98390->ambient_temp_value = temp * 52 - 1188;
-
- rdc_integer = rdc_cal_result * 937 / 65536;
- rdc_factor = ((rdc_cal_result * 937 * 100) / 65536)
- - (rdc_integer * 100);
-
- dev_info(component->dev, "rdc resistance about %d.%02d ohm, reg=0x%X temp reg=0x%X\n",
- rdc_integer, rdc_factor, rdc_cal_result, temp);
-
- return 0;
-}
-
static void max98390_init_regs(struct snd_soc_component *component)
{
struct max98390_priv *max98390 =
*/
static int rt5682s_headset_detect(struct snd_soc_component *component, int jack_insert)
{
+ struct rt5682s_priv *rt5682s = snd_soc_component_get_drvdata(component);
unsigned int val, count;
int jack_type = 0;
snd_soc_component_update_bits(component, RT5682S_CBJ_CTRL_1,
RT5682S_TRIG_JD_MASK, RT5682S_TRIG_JD_LOW);
- if (!snd_soc_dapm_get_pin_status(&component->dapm, "MICBIAS"))
- snd_soc_component_update_bits(component,
- RT5682S_PWR_ANLG_1, RT5682S_PWR_MB, 0);
- if (!snd_soc_dapm_get_pin_status(&component->dapm, "Vref2"))
+ if (!rt5682s->wclk_enabled) {
snd_soc_component_update_bits(component,
- RT5682S_PWR_ANLG_1, RT5682S_PWR_VREF2, 0);
+ RT5682S_PWR_ANLG_1, RT5682S_PWR_VREF2 | RT5682S_PWR_MB, 0);
+ }
snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_3,
RT5682S_PWR_CBJ, 0);
snd_soc_dapm_mutex_lock(dapm);
mutex_lock(&rt5682s->calibrate_mutex);
+ mutex_lock(&rt5682s->wclk_mutex);
val = snd_soc_component_read(rt5682s->component, RT5682S_AJD1_CTRL)
& RT5682S_JDH_RS_MASK;
rt5682s->irq_work_delay_time = 50;
}
+ mutex_unlock(&rt5682s->wclk_mutex);
mutex_unlock(&rt5682s->calibrate_mutex);
snd_soc_dapm_mutex_unlock(dapm);
return 0;
}
-static int set_filter_clk(struct snd_soc_dapm_widget *w,
+
+static int rt5682s_set_pllb_power(struct rt5682s_priv *rt5682s, int on)
+{
+ struct snd_soc_component *component = rt5682s->component;
+
+ if (on) {
+ snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_3,
+ RT5682S_PWR_LDO_PLLB | RT5682S_PWR_BIAS_PLLB | RT5682S_PWR_PLLB,
+ RT5682S_PWR_LDO_PLLB | RT5682S_PWR_BIAS_PLLB | RT5682S_PWR_PLLB);
+ snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_3,
+ RT5682S_RSTB_PLLB, RT5682S_RSTB_PLLB);
+ } else {
+ snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_3,
+ RT5682S_PWR_LDO_PLLB | RT5682S_PWR_BIAS_PLLB |
+ RT5682S_RSTB_PLLB | RT5682S_PWR_PLLB, 0);
+ }
+
+ return 0;
+}
+
+static int set_pllb_event(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 rt5682s_priv *rt5682s = snd_soc_component_get_drvdata(component);
- int ref, val, reg, idx;
- static const int div_f[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48};
- static const int div_o[] = {1, 2, 4, 6, 8, 12, 16, 24, 32, 48};
+ int on = 0;
- val = snd_soc_component_read(component, RT5682S_GPIO_CTRL_1)
- & RT5682S_GP4_PIN_MASK;
+ if (rt5682s->wclk_enabled)
+ return 0;
- if (w->shift == RT5682S_PWR_ADC_S1F_BIT && val == RT5682S_GP4_PIN_ADCDAT2)
- ref = 256 * rt5682s->lrck[RT5682S_AIF2];
- else
- ref = 256 * rt5682s->lrck[RT5682S_AIF1];
+ if (SND_SOC_DAPM_EVENT_ON(event))
+ on = 1;
- idx = rt5682s_div_sel(rt5682s, ref, div_f, ARRAY_SIZE(div_f));
+ rt5682s_set_pllb_power(rt5682s, on);
- if (w->shift == RT5682S_PWR_ADC_S1F_BIT)
- reg = RT5682S_PLL_TRACK_3;
- else
- reg = RT5682S_PLL_TRACK_2;
+ return 0;
+}
+
+static void rt5682s_set_filter_clk(struct rt5682s_priv *rt5682s, int reg, int ref)
+{
+ struct snd_soc_component *component = rt5682s->component;
+ int idx;
+ static const int div_f[] = {1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48};
+ static const int div_o[] = {1, 2, 4, 6, 8, 12, 16, 24, 32, 48};
+
+ idx = rt5682s_div_sel(rt5682s, ref, div_f, ARRAY_SIZE(div_f));
snd_soc_component_update_bits(component, reg,
RT5682S_FILTER_CLK_DIV_MASK, idx << RT5682S_FILTER_CLK_DIV_SFT);
snd_soc_component_update_bits(component, RT5682S_ADDA_CLK_1,
RT5682S_ADC_OSR_MASK | RT5682S_DAC_OSR_MASK,
(idx << RT5682S_ADC_OSR_SFT) | (idx << RT5682S_DAC_OSR_SFT));
+}
+
+static int set_filter_clk(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 rt5682s_priv *rt5682s = snd_soc_component_get_drvdata(component);
+ int ref, reg, val;
+
+ val = snd_soc_component_read(component, RT5682S_GPIO_CTRL_1)
+ & RT5682S_GP4_PIN_MASK;
+
+ if (w->shift == RT5682S_PWR_ADC_S1F_BIT && val == RT5682S_GP4_PIN_ADCDAT2)
+ ref = 256 * rt5682s->lrck[RT5682S_AIF2];
+ else
+ ref = 256 * rt5682s->lrck[RT5682S_AIF1];
+
+ if (w->shift == RT5682S_PWR_ADC_S1F_BIT)
+ reg = RT5682S_PLL_TRACK_3;
+ else
+ reg = RT5682S_PLL_TRACK_2;
+
+ rt5682s_set_filter_clk(rt5682s, reg, ref);
return 0;
}
break;
case SND_SOC_DAPM_POST_PMD:
- if (!rt5682s->jack_type) {
- if (!snd_soc_dapm_get_pin_status(w->dapm, "MICBIAS"))
- snd_soc_component_update_bits(component,
- RT5682S_PWR_ANLG_1, RT5682S_PWR_MB, 0);
- if (!snd_soc_dapm_get_pin_status(w->dapm, "Vref2"))
- snd_soc_component_update_bits(component,
- RT5682S_PWR_ANLG_1, RT5682S_PWR_VREF2, 0);
+ if (!rt5682s->jack_type && !rt5682s->wclk_enabled) {
+ snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_1,
+ RT5682S_PWR_VREF2 | RT5682S_PWR_MB, 0);
}
break;
}
return 0;
}
-static int set_i2s_clk(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+static void rt5682s_set_i2s(struct rt5682s_priv *rt5682s, int id, int on)
{
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- struct rt5682s_priv *rt5682s = snd_soc_component_get_drvdata(component);
- int pre_div, id;
- unsigned int reg, mask, sft;
-
- if (event != SND_SOC_DAPM_PRE_PMU)
- return 0;
-
- if (w->shift == RT5682S_PWR_I2S2_BIT) {
- id = RT5682S_AIF2;
- reg = RT5682S_I2S2_M_CLK_CTRL_1;
- mask = RT5682S_I2S2_M_D_MASK;
- sft = RT5682S_I2S2_M_D_SFT;
+ struct snd_soc_component *component = rt5682s->component;
+ int pre_div;
+ unsigned int p_reg, p_mask, p_sft;
+ unsigned int c_reg, c_mask, c_sft;
+
+ if (id == RT5682S_AIF1) {
+ c_reg = RT5682S_ADDA_CLK_1;
+ c_mask = RT5682S_I2S_M_D_MASK;
+ c_sft = RT5682S_I2S_M_D_SFT;
+ p_reg = RT5682S_PWR_DIG_1;
+ p_mask = RT5682S_PWR_I2S1;
+ p_sft = RT5682S_PWR_I2S1_BIT;
} else {
- id = RT5682S_AIF1;
- reg = RT5682S_ADDA_CLK_1;
- mask = RT5682S_I2S_M_D_MASK;
- sft = RT5682S_I2S_M_D_SFT;
+ c_reg = RT5682S_I2S2_M_CLK_CTRL_1;
+ c_mask = RT5682S_I2S2_M_D_MASK;
+ c_sft = RT5682S_I2S2_M_D_SFT;
+ p_reg = RT5682S_PWR_DIG_1;
+ p_mask = RT5682S_PWR_I2S2;
+ p_sft = RT5682S_PWR_I2S2_BIT;
}
- if (!rt5682s->master[id])
- return 0;
+ if (on && rt5682s->master[id]) {
+ pre_div = get_clk_info(rt5682s->sysclk, rt5682s->lrck[id]);
+ if (pre_div < 0) {
+ dev_err(component->dev, "get pre_div failed\n");
+ return;
+ }
- pre_div = get_clk_info(rt5682s->sysclk, rt5682s->lrck[id]);
- if (pre_div < 0) {
- dev_err(component->dev, "get pre_div failed\n");
- return -EINVAL;
+ dev_dbg(component->dev, "lrck is %dHz and pre_div is %d for iis %d master\n",
+ rt5682s->lrck[id], pre_div, id);
+ snd_soc_component_update_bits(component, c_reg, c_mask, pre_div << c_sft);
}
- dev_dbg(component->dev, "lrck is %dHz and pre_div is %d for iis %d master\n",
- rt5682s->lrck[id], pre_div, id);
- snd_soc_component_update_bits(component, reg, mask, pre_div << sft);
+ snd_soc_component_update_bits(component, p_reg, p_mask, on << p_sft);
+}
+
+static int set_i2s_event(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 rt5682s_priv *rt5682s = snd_soc_component_get_drvdata(component);
+ int on = 0;
+
+ if (SND_SOC_DAPM_EVENT_ON(event))
+ on = 1;
+
+ if (!strcmp(w->name, "I2S1") && !rt5682s->wclk_enabled)
+ rt5682s_set_i2s(rt5682s, RT5682S_AIF1, on);
+ else if (!strcmp(w->name, "I2S2"))
+ rt5682s_set_i2s(rt5682s, RT5682S_AIF2, on);
return 0;
}
RT5682S_PWR_LDO_MB2_BIT, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("LDO", RT5682S_PWR_ANLG_3,
RT5682S_PWR_LDO_BIT, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("Vref2", SND_SOC_NOPM, 0, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("MICBIAS", SND_SOC_NOPM, 0, 0, NULL, 0),
/* PLL Powers */
SND_SOC_DAPM_SUPPLY_S("PLLA_LDO", 0, RT5682S_PWR_ANLG_3,
RT5682S_PWR_LDO_PLLA_BIT, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("PLLB_LDO", 0, RT5682S_PWR_ANLG_3,
- RT5682S_PWR_LDO_PLLB_BIT, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY_S("PLLA_BIAS", 0, RT5682S_PWR_ANLG_3,
RT5682S_PWR_BIAS_PLLA_BIT, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("PLLB_BIAS", 0, RT5682S_PWR_ANLG_3,
- RT5682S_PWR_BIAS_PLLB_BIT, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY_S("PLLA", 0, RT5682S_PWR_ANLG_3,
RT5682S_PWR_PLLA_BIT, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("PLLB", 0, RT5682S_PWR_ANLG_3,
- RT5682S_PWR_PLLB_BIT, 0, set_filter_clk, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_SUPPLY_S("PLLA_RST", 1, RT5682S_PWR_ANLG_3,
RT5682S_RSTB_PLLA_BIT, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY_S("PLLB_RST", 1, RT5682S_PWR_ANLG_3,
- RT5682S_RSTB_PLLB_BIT, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("PLLB", SND_SOC_NOPM, 0, 0,
+ set_pllb_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
/* ASRC */
SND_SOC_DAPM_SUPPLY_S("DAC STO1 ASRC", 1, RT5682S_PLL_TRACK_1,
SND_SOC_DAPM_PGA("Stereo1 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0),
/* Digital Interface */
- SND_SOC_DAPM_SUPPLY("I2S1", RT5682S_PWR_DIG_1, RT5682S_PWR_I2S1_BIT,
- 0, set_i2s_clk, SND_SOC_DAPM_PRE_PMU),
- SND_SOC_DAPM_SUPPLY("I2S2", RT5682S_PWR_DIG_1, RT5682S_PWR_I2S2_BIT,
- 0, set_i2s_clk, SND_SOC_DAPM_PRE_PMU),
+ SND_SOC_DAPM_SUPPLY("I2S1", SND_SOC_NOPM, 0, 0,
+ set_i2s_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY("I2S2", SND_SOC_NOPM, 0, 0,
+ set_i2s_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA("IF1 DAC1 L", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_PGA("IF1 DAC1 R", SND_SOC_NOPM, 0, 0, NULL, 0),
{"PLLA", NULL, "PLLA_LDO"},
{"PLLA", NULL, "PLLA_BIAS"},
{"PLLA", NULL, "PLLA_RST"},
- {"PLLB", NULL, "PLLB_LDO"},
- {"PLLB", NULL, "PLLB_BIAS"},
- {"PLLB", NULL, "PLLB_RST"},
/*ASRC*/
{"ADC Stereo1 Filter", NULL, "ADC STO1 ASRC", is_using_asrc},
RT5682S_PWR_LDO, RT5682S_PWR_LDO);
break;
case SND_SOC_BIAS_STANDBY:
- regmap_update_bits(rt5682s->regmap, RT5682S_PWR_DIG_1,
- RT5682S_DIG_GATE_CTRL, RT5682S_DIG_GATE_CTRL);
+ if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF)
+ regmap_update_bits(rt5682s->regmap, RT5682S_PWR_DIG_1,
+ RT5682S_DIG_GATE_CTRL, RT5682S_DIG_GATE_CTRL);
break;
case SND_SOC_BIAS_OFF:
- regmap_update_bits(rt5682s->regmap, RT5682S_PWR_DIG_1,
- RT5682S_DIG_GATE_CTRL | RT5682S_PWR_LDO, 0);
+ regmap_update_bits(rt5682s->regmap, RT5682S_PWR_DIG_1, RT5682S_PWR_LDO, 0);
+ if (!rt5682s->wclk_enabled)
+ regmap_update_bits(rt5682s->regmap, RT5682S_PWR_DIG_1,
+ RT5682S_DIG_GATE_CTRL, 0);
break;
case SND_SOC_BIAS_ON:
break;
struct rt5682s_priv *rt5682s =
container_of(hw, struct rt5682s_priv, dai_clks_hw[RT5682S_DAI_WCLK_IDX]);
struct snd_soc_component *component = rt5682s->component;
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ int ref, reg;
if (!rt5682s_clk_check(rt5682s))
return -EINVAL;
- snd_soc_dapm_mutex_lock(dapm);
-
- snd_soc_dapm_force_enable_pin_unlocked(dapm, "MICBIAS");
- snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_1,
- RT5682S_PWR_MB, RT5682S_PWR_MB);
+ mutex_lock(&rt5682s->wclk_mutex);
- snd_soc_dapm_force_enable_pin_unlocked(dapm, "Vref2");
snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_1,
- RT5682S_PWR_VREF2 | RT5682S_PWR_FV2, RT5682S_PWR_VREF2);
+ RT5682S_PWR_VREF2 | RT5682S_PWR_FV2 | RT5682S_PWR_MB,
+ RT5682S_PWR_VREF2 | RT5682S_PWR_MB);
usleep_range(15000, 20000);
snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_1,
RT5682S_PWR_FV2, RT5682S_PWR_FV2);
- snd_soc_dapm_force_enable_pin_unlocked(dapm, "I2S1");
- /* Only need to power PLLB due to the rate set restriction */
- snd_soc_dapm_force_enable_pin_unlocked(dapm, "PLLB");
- snd_soc_dapm_sync_unlocked(dapm);
+ /* Set and power on I2S1 */
+ snd_soc_component_update_bits(component, RT5682S_PWR_DIG_1,
+ RT5682S_DIG_GATE_CTRL, RT5682S_DIG_GATE_CTRL);
+ rt5682s_set_i2s(rt5682s, RT5682S_AIF1, 1);
- snd_soc_dapm_mutex_unlock(dapm);
+ /* Only need to power on PLLB due to the rate set restriction */
+ reg = RT5682S_PLL_TRACK_2;
+ ref = 256 * rt5682s->lrck[RT5682S_AIF1];
+ rt5682s_set_filter_clk(rt5682s, reg, ref);
+ rt5682s_set_pllb_power(rt5682s, 1);
+
+ rt5682s->wclk_enabled = 1;
+
+ mutex_unlock(&rt5682s->wclk_mutex);
return 0;
}
struct rt5682s_priv *rt5682s =
container_of(hw, struct rt5682s_priv, dai_clks_hw[RT5682S_DAI_WCLK_IDX]);
struct snd_soc_component *component = rt5682s->component;
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
if (!rt5682s_clk_check(rt5682s))
return;
- snd_soc_dapm_mutex_lock(dapm);
+ mutex_lock(&rt5682s->wclk_mutex);
- snd_soc_dapm_disable_pin_unlocked(dapm, "MICBIAS");
- snd_soc_dapm_disable_pin_unlocked(dapm, "Vref2");
if (!rt5682s->jack_type)
snd_soc_component_update_bits(component, RT5682S_PWR_ANLG_1,
RT5682S_PWR_VREF2 | RT5682S_PWR_FV2 | RT5682S_PWR_MB, 0);
- snd_soc_dapm_disable_pin_unlocked(dapm, "I2S1");
- snd_soc_dapm_disable_pin_unlocked(dapm, "PLLB");
- snd_soc_dapm_sync_unlocked(dapm);
+ /* Power down I2S1 */
+ rt5682s_set_i2s(rt5682s, RT5682S_AIF1, 0);
+ snd_soc_component_update_bits(component, RT5682S_PWR_DIG_1,
+ RT5682S_DIG_GATE_CTRL, 0);
- snd_soc_dapm_mutex_unlock(dapm);
+ /* Power down PLLB */
+ rt5682s_set_pllb_power(rt5682s, 0);
+
+ rt5682s->wclk_enabled = 0;
+
+ mutex_unlock(&rt5682s->wclk_mutex);
}
static unsigned long rt5682s_wclk_recalc_rate(struct clk_hw *hw,
static int rt5682s_probe(struct snd_soc_component *component)
{
struct rt5682s_priv *rt5682s = snd_soc_component_get_drvdata(component);
- struct snd_soc_dapm_context *dapm = &component->dapm;
int ret;
rt5682s->component = component;
if (ret)
return ret;
- snd_soc_dapm_disable_pin(dapm, "MICBIAS");
- snd_soc_dapm_disable_pin(dapm, "Vref2");
- snd_soc_dapm_sync(dapm);
return 0;
}
mutex_init(&rt5682s->calibrate_mutex);
mutex_init(&rt5682s->sar_mutex);
+ mutex_init(&rt5682s->wclk_mutex);
rt5682s_calibrate(rt5682s);
regmap_update_bits(rt5682s->regmap, RT5682S_MICBIAS_2,
struct delayed_work jd_check_work;
struct mutex calibrate_mutex;
struct mutex sar_mutex;
+ struct mutex wclk_mutex;
#ifdef CONFIG_COMMON_CLK
struct clk_hw dai_clks_hw[RT5682S_DAI_NUM_CLKS];
int jack_type;
int irq_work_delay_time;
+ int wclk_enabled;
};
int rt5682s_sel_asrc_clk_src(struct snd_soc_component *component,
#define DEFAULT_RXCLK_SRC 1
+#define RX_SAMPLE_RATE_KCONTROL "RX Sample Rate"
+
/**
* struct fsl_spdif_soc_data: soc specific data
*
* @soc: SPDIF soc data
* @fsl_spdif_control: SPDIF control data
* @cpu_dai_drv: cpu dai driver
+ * @snd_card: sound card pointer
+ * @rxrate_kcontrol: kcontrol for RX Sample Rate
* @pdev: platform device pointer
* @regmap: regmap handler
* @dpll_locked: dpll lock flag
const struct fsl_spdif_soc_data *soc;
struct spdif_mixer_control fsl_spdif_control;
struct snd_soc_dai_driver cpu_dai_drv;
+ struct snd_card *snd_card;
+ struct snd_kcontrol *rxrate_kcontrol;
struct platform_device *pdev;
struct regmap *regmap;
bool dpll_locked;
locked ? "locked" : "loss lock");
spdif_priv->dpll_locked = locked ? true : false;
+
+ if (spdif_priv->snd_card && spdif_priv->rxrate_kcontrol) {
+ snd_ctl_notify(spdif_priv->snd_card,
+ SNDRV_CTL_EVENT_MASK_VALUE,
+ &spdif_priv->rxrate_kcontrol->id);
+ }
}
/* Receiver found illegal symbol interrupt handler */
/* DPLL lock info get controller */
{
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
- .name = "RX Sample Rate",
+ .name = RX_SAMPLE_RATE_KCONTROL,
.access = SNDRV_CTL_ELEM_ACCESS_READ |
SNDRV_CTL_ELEM_ACCESS_VOLATILE,
.info = fsl_spdif_rxrate_info,
snd_soc_add_dai_controls(dai, fsl_spdif_ctrls_rcm,
ARRAY_SIZE(fsl_spdif_ctrls_rcm));
+ spdif_private->snd_card = dai->component->card->snd_card;
+ spdif_private->rxrate_kcontrol = snd_soc_card_get_kcontrol(dai->component->card,
+ RX_SAMPLE_RATE_KCONTROL);
+ if (!spdif_private->rxrate_kcontrol)
+ dev_err(&spdif_private->pdev->dev, "failed to get %s kcontrol\n",
+ RX_SAMPLE_RATE_KCONTROL);
+
/*Clear the val bit for Tx*/
regmap_update_bits(spdif_private->regmap, REG_SPDIF_SCR,
SCR_VAL_MASK, SCR_VAL_CLEAR);
dl[i].dpcm_capture = 1;
dl[i].platforms = platform;
dl[i].num_platforms = 1;
+ dl[i].ignore_pmdown_time = 1;
dl[i].codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);
dl[i].cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
if (hdmi_num <= 0)
return 0;
- idisp_components = devm_kzalloc(dev,
- sizeof(struct snd_soc_dai_link_component) *
- hdmi_num, GFP_KERNEL);
+ idisp_components = devm_kcalloc(dev,
+ hdmi_num,
+ sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
if (!idisp_components)
goto devm_err;
struct snd_soc_dai_link *links;
int ret, id = 0, link_seq;
- links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) *
- sof_audio_card_cs42l42.num_links, GFP_KERNEL);
- cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) *
- sof_audio_card_cs42l42.num_links, GFP_KERNEL);
+ links = devm_kcalloc(dev, sof_audio_card_cs42l42.num_links,
+ sizeof(struct snd_soc_dai_link), GFP_KERNEL);
+ cpus = devm_kcalloc(dev, sof_audio_card_cs42l42.num_links,
+ sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
if (!links || !cpus)
goto devm_err;
/* HDMI */
if (hdmi_num > 0) {
- idisp_components = devm_kzalloc(dev,
- sizeof(struct snd_soc_dai_link_component) *
- hdmi_num, GFP_KERNEL);
+ idisp_components = devm_kcalloc(dev,
+ hdmi_num,
+ sizeof(struct snd_soc_dai_link_component),
+ GFP_KERNEL);
if (!idisp_components)
goto devm_err;
}
struct snd_soc_dai_link *links;
int i, id = 0;
- links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) *
- sof_audio_card_nau8825.num_links, GFP_KERNEL);
- cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) *
- sof_audio_card_nau8825.num_links, GFP_KERNEL);
+ links = devm_kcalloc(dev, sof_audio_card_nau8825.num_links,
+ sizeof(struct snd_soc_dai_link), GFP_KERNEL);
+ cpus = devm_kcalloc(dev, sof_audio_card_nau8825.num_links,
+ sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
if (!links || !cpus)
goto devm_err;
/* HDMI */
if (hdmi_num > 0) {
- idisp_components = devm_kzalloc(dev,
- sizeof(struct snd_soc_dai_link_component) *
- hdmi_num, GFP_KERNEL);
+ idisp_components = devm_kcalloc(dev,
+ hdmi_num,
+ sizeof(struct snd_soc_dai_link_component),
+ GFP_KERNEL);
if (!idisp_components)
goto devm_err;
}
struct snd_soc_dai_link *links;
int i, id = 0;
- links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) *
- sof_audio_card_rt5682.num_links, GFP_KERNEL);
- cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) *
- sof_audio_card_rt5682.num_links, GFP_KERNEL);
+ links = devm_kcalloc(dev, sof_audio_card_rt5682.num_links,
+ sizeof(struct snd_soc_dai_link), GFP_KERNEL);
+ cpus = devm_kcalloc(dev, sof_audio_card_rt5682.num_links,
+ sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
if (!links || !cpus)
goto devm_err;
/* HDMI */
if (hdmi_num > 0) {
- idisp_components = devm_kzalloc(dev,
- sizeof(struct snd_soc_dai_link_component) *
- hdmi_num, GFP_KERNEL);
+ idisp_components = devm_kcalloc(dev,
+ hdmi_num,
+ sizeof(struct snd_soc_dai_link_component),
+ GFP_KERNEL);
if (!idisp_components)
goto devm_err;
}
struct snd_soc_dai_link *links;
int i, id = 0;
- links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) *
- sof_ssp_amp_card.num_links, GFP_KERNEL);
- cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) *
- sof_ssp_amp_card.num_links, GFP_KERNEL);
+ links = devm_kcalloc(dev, sof_ssp_amp_card.num_links,
+ sizeof(struct snd_soc_dai_link), GFP_KERNEL);
+ cpus = devm_kcalloc(dev, sof_ssp_amp_card.num_links,
+ sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
if (!links || !cpus)
return NULL;
if (sof_ssp_amp_quirk & SOF_HDMI_PLAYBACK_PRESENT) {
/* HDMI */
if (hdmi_num > 0) {
- idisp_components = devm_kzalloc(dev,
- sizeof(struct snd_soc_dai_link_component) *
- hdmi_num, GFP_KERNEL);
+ idisp_components = devm_kcalloc(dev,
+ hdmi_num,
+ sizeof(struct snd_soc_dai_link_component),
+ GFP_KERNEL);
if (!idisp_components)
goto devm_err;
}
SM8250 SoC-based systems.
Say Y if you want to use audio device on this SoCs.
+config SND_SOC_SC8280XP
+ tristate "SoC Machine driver for SC8280XP boards"
+ depends on QCOM_APR || COMPILE_TEST
+ depends on SOUNDWIRE
+ depends on COMMON_CLK
+ select SND_SOC_QDSP6
+ select SND_SOC_QCOM_COMMON
+ help
+ To add support for audio on Qualcomm Technologies Inc.
+ SC8280XP SoC-based systems.
+ Say Y if you want to use audio device on this SoCs.
+
config SND_SOC_SC7180
tristate "SoC Machine driver for SC7180 boards"
depends on I2C && GPIOLIB
snd-soc-sc7280-objs := sc7280.o
snd-soc-sdm845-objs := sdm845.o
snd-soc-sm8250-objs := sm8250.o
+snd-soc-sc8280xp-objs := sc8280xp.o
snd-soc-qcom-common-objs := common.o
obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o
obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o
obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o
obj-$(CONFIG_SND_SOC_SC7280) += snd-soc-sc7280.o
+obj-$(CONFIG_SND_SOC_SC8280XP) += snd-soc-sc8280xp.o
obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o
obj-$(CONFIG_SND_SOC_SM8250) += snd-soc-sm8250.o
obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o
// Copyright (c) 2018, The Linux Foundation. All rights reserved.
#include <linux/module.h>
+#include <sound/jack.h>
+#include <linux/input-event-codes.h>
+#include "qdsp6/q6afe.h"
#include "common.h"
int qcom_snd_parse_of(struct snd_soc_card *card)
of_node_put(np);
return ret;
}
-EXPORT_SYMBOL(qcom_snd_parse_of);
+EXPORT_SYMBOL_GPL(qcom_snd_parse_of);
+#if IS_ENABLED(CONFIG_SOUNDWIRE)
+int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream,
+ struct sdw_stream_runtime *sruntime,
+ bool *stream_prepared)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ int ret;
+
+ if (!sruntime)
+ return 0;
+
+ switch (cpu_dai->id) {
+ case WSA_CODEC_DMA_RX_0:
+ case WSA_CODEC_DMA_RX_1:
+ case RX_CODEC_DMA_RX_0:
+ case RX_CODEC_DMA_RX_1:
+ case TX_CODEC_DMA_TX_0:
+ case TX_CODEC_DMA_TX_1:
+ case TX_CODEC_DMA_TX_2:
+ case TX_CODEC_DMA_TX_3:
+ break;
+ default:
+ return 0;
+ }
+
+ if (*stream_prepared) {
+ sdw_disable_stream(sruntime);
+ sdw_deprepare_stream(sruntime);
+ *stream_prepared = false;
+ }
+
+ ret = sdw_prepare_stream(sruntime);
+ if (ret)
+ return ret;
+
+ /**
+ * NOTE: there is a strict hw requirement about the ordering of port
+ * enables and actual WSA881x PA enable. PA enable should only happen
+ * after soundwire ports are enabled if not DC on the line is
+ * accumulated resulting in Click/Pop Noise
+ * PA enable/mute are handled as part of codec DAPM and digital mute.
+ */
+
+ ret = sdw_enable_stream(sruntime);
+ if (ret) {
+ sdw_deprepare_stream(sruntime);
+ return ret;
+ }
+ *stream_prepared = true;
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(qcom_snd_sdw_prepare);
+
+int qcom_snd_sdw_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct sdw_stream_runtime **psruntime)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *codec_dai;
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct sdw_stream_runtime *sruntime;
+ int i;
+
+ switch (cpu_dai->id) {
+ case WSA_CODEC_DMA_RX_0:
+ case RX_CODEC_DMA_RX_0:
+ case RX_CODEC_DMA_RX_1:
+ case TX_CODEC_DMA_TX_0:
+ case TX_CODEC_DMA_TX_1:
+ case TX_CODEC_DMA_TX_2:
+ case TX_CODEC_DMA_TX_3:
+ for_each_rtd_codec_dais(rtd, i, codec_dai) {
+ sruntime = snd_soc_dai_get_stream(codec_dai, substream->stream);
+ if (sruntime != ERR_PTR(-ENOTSUPP))
+ *psruntime = sruntime;
+ }
+ break;
+ }
+
+ return 0;
+
+}
+EXPORT_SYMBOL_GPL(qcom_snd_sdw_hw_params);
+
+int qcom_snd_sdw_hw_free(struct snd_pcm_substream *substream,
+ struct sdw_stream_runtime *sruntime, bool *stream_prepared)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+
+ switch (cpu_dai->id) {
+ case WSA_CODEC_DMA_RX_0:
+ case WSA_CODEC_DMA_RX_1:
+ case RX_CODEC_DMA_RX_0:
+ case RX_CODEC_DMA_RX_1:
+ case TX_CODEC_DMA_TX_0:
+ case TX_CODEC_DMA_TX_1:
+ case TX_CODEC_DMA_TX_2:
+ case TX_CODEC_DMA_TX_3:
+ if (sruntime && *stream_prepared) {
+ sdw_disable_stream(sruntime);
+ sdw_deprepare_stream(sruntime);
+ *stream_prepared = false;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(qcom_snd_sdw_hw_free);
+#endif
+
+int qcom_snd_wcd_jack_setup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_soc_jack *jack, bool *jack_setup)
+{
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+ struct snd_soc_card *card = rtd->card;
+ int rval, i;
+
+ if (!*jack_setup) {
+ rval = snd_soc_card_jack_new(card, "Headset Jack",
+ SND_JACK_HEADSET | SND_JACK_LINEOUT |
+ SND_JACK_MECHANICAL |
+ SND_JACK_BTN_0 | SND_JACK_BTN_1 |
+ SND_JACK_BTN_2 | SND_JACK_BTN_3 |
+ SND_JACK_BTN_4 | SND_JACK_BTN_5,
+ jack);
+
+ if (rval < 0) {
+ dev_err(card->dev, "Unable to add Headphone Jack\n");
+ return rval;
+ }
+
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_MEDIA);
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
+ snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
+ *jack_setup = true;
+ }
+
+ switch (cpu_dai->id) {
+ case TX_CODEC_DMA_TX_0:
+ case TX_CODEC_DMA_TX_1:
+ case TX_CODEC_DMA_TX_2:
+ case TX_CODEC_DMA_TX_3:
+ for_each_rtd_codec_dais(rtd, i, codec_dai) {
+ rval = snd_soc_component_set_jack(codec_dai->component,
+ jack, NULL);
+ if (rval != 0 && rval != -ENOTSUPP) {
+ dev_warn(card->dev, "Failed to set jack: %d\n", rval);
+ return rval;
+ }
+ }
+
+ break;
+ default:
+ break;
+ }
+
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(qcom_snd_wcd_jack_setup);
MODULE_LICENSE("GPL v2");
#define __QCOM_SND_COMMON_H__
#include <sound/soc.h>
+#include <linux/soundwire/sdw.h>
int qcom_snd_parse_of(struct snd_soc_card *card);
+int qcom_snd_wcd_jack_setup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_soc_jack *jack, bool *jack_setup);
+#if IS_ENABLED(CONFIG_SOUNDWIRE)
+int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream,
+ struct sdw_stream_runtime *runtime,
+ bool *stream_prepared);
+int qcom_snd_sdw_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct sdw_stream_runtime **psruntime);
+int qcom_snd_sdw_hw_free(struct snd_pcm_substream *substream,
+ struct sdw_stream_runtime *sruntime,
+ bool *stream_prepared);
+#else
+static inline int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream,
+ struct sdw_stream_runtime *runtime,
+ bool *stream_prepared)
+{
+ return -ENOTSUPP;
+}
+
+static inline int qcom_snd_sdw_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct sdw_stream_runtime **psruntime)
+{
+ return -ENOTSUPP;
+}
+
+static inline int qcom_snd_sdw_hw_free(struct snd_pcm_substream *substream,
+ struct sdw_stream_runtime *sruntime,
+ bool *stream_prepared)
+{
+ return -ENOTSUPP;
+}
+#endif
#endif
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2022, Linaro Limited
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/of_device.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/pcm.h>
+#include <linux/soundwire/sdw.h>
+#include <sound/jack.h>
+#include <linux/input-event-codes.h>
+#include "qdsp6/q6afe.h"
+#include "common.h"
+
+#define DRIVER_NAME "sc8280xp"
+
+struct sc8280xp_snd_data {
+ bool stream_prepared[AFE_PORT_MAX];
+ struct snd_soc_card *card;
+ struct sdw_stream_runtime *sruntime[AFE_PORT_MAX];
+ struct snd_soc_jack jack;
+ bool jack_setup;
+};
+
+static int sc8280xp_snd_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct sc8280xp_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
+
+ return qcom_snd_wcd_jack_setup(rtd, &data->jack, &data->jack_setup);
+}
+
+static int sc8280xp_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+
+ rate->min = rate->max = 48000;
+ channels->min = 2;
+ channels->max = 2;
+ switch (cpu_dai->id) {
+ case TX_CODEC_DMA_TX_0:
+ case TX_CODEC_DMA_TX_1:
+ case TX_CODEC_DMA_TX_2:
+ case TX_CODEC_DMA_TX_3:
+ channels->min = 1;
+ break;
+ default:
+ break;
+ }
+
+
+ return 0;
+}
+
+static int sc8280xp_snd_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct sc8280xp_snd_data *pdata = snd_soc_card_get_drvdata(rtd->card);
+
+ return qcom_snd_sdw_hw_params(substream, params, &pdata->sruntime[cpu_dai->id]);
+}
+
+static int sc8280xp_snd_prepare(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct sc8280xp_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
+ struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id];
+
+ return qcom_snd_sdw_prepare(substream, sruntime,
+ &data->stream_prepared[cpu_dai->id]);
+}
+
+static int sc8280xp_snd_hw_free(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct sc8280xp_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id];
+
+ return qcom_snd_sdw_hw_free(substream, sruntime,
+ &data->stream_prepared[cpu_dai->id]);
+}
+
+static const struct snd_soc_ops sc8280xp_be_ops = {
+ .hw_params = sc8280xp_snd_hw_params,
+ .hw_free = sc8280xp_snd_hw_free,
+ .prepare = sc8280xp_snd_prepare,
+};
+
+static void sc8280xp_add_be_ops(struct snd_soc_card *card)
+{
+ struct snd_soc_dai_link *link;
+ int i;
+
+ for_each_card_prelinks(card, i, link) {
+ if (link->no_pcm == 1) {
+ link->init = sc8280xp_snd_init;
+ link->be_hw_params_fixup = sc8280xp_be_hw_params_fixup;
+ link->ops = &sc8280xp_be_ops;
+ }
+ }
+}
+
+static int sc8280xp_platform_probe(struct platform_device *pdev)
+{
+ struct snd_soc_card *card;
+ struct sc8280xp_snd_data *data;
+ struct device *dev = &pdev->dev;
+ int ret;
+
+ card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
+ if (!card)
+ return -ENOMEM;
+ card->owner = THIS_MODULE;
+ /* Allocate the private data */
+ data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ card->dev = dev;
+ dev_set_drvdata(dev, card);
+ snd_soc_card_set_drvdata(card, data);
+ ret = qcom_snd_parse_of(card);
+ if (ret)
+ return ret;
+
+ card->driver_name = DRIVER_NAME;
+ sc8280xp_add_be_ops(card);
+ return devm_snd_soc_register_card(dev, card);
+}
+
+static const struct of_device_id snd_sc8280xp_dt_match[] = {
+ {.compatible = "qcom,sc8280xp-sndcard",},
+ {}
+};
+
+MODULE_DEVICE_TABLE(of, snd_sc8280xp_dt_match);
+
+static struct platform_driver snd_sc8280xp_driver = {
+ .probe = sc8280xp_platform_probe,
+ .driver = {
+ .name = "snd-sc8280xp",
+ .of_match_table = snd_sc8280xp_dt_match,
+ },
+};
+module_platform_driver(snd_sc8280xp_driver);
+MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org");
+MODULE_DESCRIPTION("SC8280XP ASoC Machine Driver");
+MODULE_LICENSE("GPL v2");
static int sm8250_snd_init(struct snd_soc_pcm_runtime *rtd)
{
struct sm8250_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
- struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
- struct snd_soc_card *card = rtd->card;
- int rval, i;
-
- if (!data->jack_setup) {
- struct snd_jack *jack;
-
- rval = snd_soc_card_jack_new(card, "Headset Jack",
- SND_JACK_HEADSET | SND_JACK_LINEOUT |
- SND_JACK_MECHANICAL |
- SND_JACK_BTN_0 | SND_JACK_BTN_1 |
- SND_JACK_BTN_2 | SND_JACK_BTN_3 |
- SND_JACK_BTN_4 | SND_JACK_BTN_5,
- &data->jack);
-
- if (rval < 0) {
- dev_err(card->dev, "Unable to add Headphone Jack\n");
- return rval;
- }
-
- jack = data->jack.jack;
-
- snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_MEDIA);
- snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
- snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
- snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
- data->jack_setup = true;
- }
-
- switch (cpu_dai->id) {
- case TX_CODEC_DMA_TX_0:
- case TX_CODEC_DMA_TX_1:
- case TX_CODEC_DMA_TX_2:
- case TX_CODEC_DMA_TX_3:
- for_each_rtd_codec_dais(rtd, i, codec_dai) {
- rval = snd_soc_component_set_jack(codec_dai->component,
- &data->jack, NULL);
- if (rval != 0 && rval != -ENOTSUPP) {
- dev_warn(card->dev, "Failed to set jack: %d\n", rval);
- return rval;
- }
- }
-
- break;
- default:
- break;
- }
-
- return 0;
+ return qcom_snd_wcd_jack_setup(rtd, &data->jack, &data->jack_setup);
}
static int sm8250_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai;
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
struct sm8250_snd_data *pdata = snd_soc_card_get_drvdata(rtd->card);
- struct sdw_stream_runtime *sruntime;
- int i;
-
- switch (cpu_dai->id) {
- case WSA_CODEC_DMA_RX_0:
- case RX_CODEC_DMA_RX_0:
- case RX_CODEC_DMA_RX_1:
- case TX_CODEC_DMA_TX_0:
- case TX_CODEC_DMA_TX_1:
- case TX_CODEC_DMA_TX_2:
- case TX_CODEC_DMA_TX_3:
- for_each_rtd_codec_dais(rtd, i, codec_dai) {
- sruntime = snd_soc_dai_get_stream(codec_dai,
- substream->stream);
- if (sruntime != ERR_PTR(-ENOTSUPP))
- pdata->sruntime[cpu_dai->id] = sruntime;
- }
- break;
- }
-
- return 0;
+ return qcom_snd_sdw_hw_params(substream, params, &pdata->sruntime[cpu_dai->id]);
}
-static int sm8250_snd_wsa_dma_prepare(struct snd_pcm_substream *substream)
+static int sm8250_snd_prepare(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
struct sm8250_snd_data *data = snd_soc_card_get_drvdata(rtd->card);
struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id];
- int ret;
-
- if (!sruntime)
- return 0;
- if (data->stream_prepared[cpu_dai->id]) {
- sdw_disable_stream(sruntime);
- sdw_deprepare_stream(sruntime);
- data->stream_prepared[cpu_dai->id] = false;
- }
-
- ret = sdw_prepare_stream(sruntime);
- if (ret)
- return ret;
-
- /**
- * NOTE: there is a strict hw requirement about the ordering of port
- * enables and actual WSA881x PA enable. PA enable should only happen
- * after soundwire ports are enabled if not DC on the line is
- * accumulated resulting in Click/Pop Noise
- * PA enable/mute are handled as part of codec DAPM and digital mute.
- */
-
- ret = sdw_enable_stream(sruntime);
- if (ret) {
- sdw_deprepare_stream(sruntime);
- return ret;
- }
- data->stream_prepared[cpu_dai->id] = true;
-
- return ret;
-}
-
-static int sm8250_snd_prepare(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
-
- switch (cpu_dai->id) {
- case WSA_CODEC_DMA_RX_0:
- case WSA_CODEC_DMA_RX_1:
- case RX_CODEC_DMA_RX_0:
- case RX_CODEC_DMA_RX_1:
- case TX_CODEC_DMA_TX_0:
- case TX_CODEC_DMA_TX_1:
- case TX_CODEC_DMA_TX_2:
- case TX_CODEC_DMA_TX_3:
- return sm8250_snd_wsa_dma_prepare(substream);
- default:
- break;
- }
-
- return 0;
+ return qcom_snd_sdw_prepare(substream, sruntime,
+ &data->stream_prepared[cpu_dai->id]);
}
static int sm8250_snd_hw_free(struct snd_pcm_substream *substream)
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id];
- switch (cpu_dai->id) {
- case WSA_CODEC_DMA_RX_0:
- case WSA_CODEC_DMA_RX_1:
- case RX_CODEC_DMA_RX_0:
- case RX_CODEC_DMA_RX_1:
- case TX_CODEC_DMA_TX_0:
- case TX_CODEC_DMA_TX_1:
- case TX_CODEC_DMA_TX_2:
- case TX_CODEC_DMA_TX_3:
- if (sruntime && data->stream_prepared[cpu_dai->id]) {
- sdw_disable_stream(sruntime);
- sdw_deprepare_stream(sruntime);
- data->stream_prepared[cpu_dai->id] = false;
- }
- break;
- default:
- break;
- }
-
- return 0;
+ return qcom_snd_sdw_hw_free(substream, sruntime,
+ &data->stream_prepared[cpu_dai->id]);
}
static const struct snd_soc_ops sm8250_be_ops = {
rtd->card = card;
rtd->dai_link = dai_link;
rtd->num = card->num_rtd++;
+ rtd->pmdown_time = pmdown_time; /* default power off timeout */
/* see for_each_card_rtds */
list_add_tail(&rtd->list, &card->rtd_list);
struct snd_soc_component *component;
int ret, num, i;
- /* set default power off timeout */
- rtd->pmdown_time = pmdown_time;
-
/* do machine specific initialization */
ret = snd_soc_link_init(rtd);
if (ret < 0)
/* enable DPCM */
link->dynamic = 1;
+ link->ignore_pmdown_time = 1;
link->dpcm_playback = le32_to_cpu(pcm->playback);
link->dpcm_capture = le32_to_cpu(pcm->capture);
if (pcm->flag_mask)
/* set up BE dai_links */
for (i = 0; i < link_num; i++) {
- dlc = devm_kzalloc(dev, 3 * sizeof(*dlc), GFP_KERNEL);
+ dlc = devm_kcalloc(dev, 3, sizeof(*dlc), GFP_KERNEL);
if (!dlc)
return -ENOMEM;
struct snd_soc_dai_link *links;
/* create dummy BE dai_links */
- links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) * num_dai_drivers, GFP_KERNEL);
+ links = devm_kcalloc(dev, num_dai_drivers, sizeof(struct snd_soc_dai_link), GFP_KERNEL);
if (!links)
return -ENOMEM;
.ident = "Google Chromebooks",
.callback = chromebook_use_community_key,
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Google"),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "Google"),
}
},
{},
Say Y or M to add support for the S/PDIF audio block in the Allwinner
A10 and affiliated SoCs.
+config SND_SUN50I_DMIC
+ tristate "Allwinner H6 DMIC Support"
+ select SND_SOC_GENERIC_DMAENGINE_PCM
+ help
+ Say Y or M to add support for the DMIC audio block in the Allwinner
+ H6 and affiliated SoCs.
+
config SND_SUN8I_ADDA_PR_REGMAP
tristate
select REGMAP
obj-$(CONFIG_SND_SUN50I_CODEC_ANALOG) += sun50i-codec-analog.o
obj-$(CONFIG_SND_SUN8I_CODEC) += sun8i-codec.o
obj-$(CONFIG_SND_SUN8I_ADDA_PR_REGMAP) += sun8i-adda-pr-regmap.o
+obj-$(CONFIG_SND_SUN50I_DMIC) += sun50i-dmic.o
static const struct snd_soc_component_driver sun4i_codec_component = {
.name = "sun4i-codec",
.legacy_dai_naming = 1,
+#ifdef CONFIG_DEBUG_FS
+ .debugfs_prefix = "cpu",
+#endif
};
#define SUN4I_CODEC_RATES SNDRV_PCM_RATE_CONTINUOUS
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0-or-later
+//
+// This driver supports the DMIC in Allwinner's H6 SoCs.
+//
+// Copyright 2021 Ban Tao <fengzheng923@gmail.com>
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/of_device.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/reset.h>
+#include <sound/dmaengine_pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#define SUN50I_DMIC_EN_CTL (0x00)
+ #define SUN50I_DMIC_EN_CTL_GLOBE BIT(8)
+ #define SUN50I_DMIC_EN_CTL_CHAN(v) ((v) << 0)
+ #define SUN50I_DMIC_EN_CTL_CHAN_MASK GENMASK(7, 0)
+#define SUN50I_DMIC_SR (0x04)
+ #define SUN50I_DMIC_SR_SAMPLE_RATE(v) ((v) << 0)
+ #define SUN50I_DMIC_SR_SAMPLE_RATE_MASK GENMASK(2, 0)
+#define SUN50I_DMIC_CTL (0x08)
+ #define SUN50I_DMIC_CTL_OVERSAMPLE_RATE BIT(0)
+#define SUN50I_DMIC_DATA (0x10)
+#define SUN50I_DMIC_INTC (0x14)
+ #define SUN50I_DMIC_FIFO_DRQ_EN BIT(2)
+#define SUN50I_DMIC_INT_STA (0x18)
+ #define SUN50I_DMIC_INT_STA_OVERRUN_IRQ_PENDING BIT(1)
+ #define SUN50I_DMIC_INT_STA_DATA_IRQ_PENDING BIT(0)
+#define SUN50I_DMIC_RXFIFO_CTL (0x1c)
+ #define SUN50I_DMIC_RXFIFO_CTL_FLUSH BIT(31)
+ #define SUN50I_DMIC_RXFIFO_CTL_MODE_MASK BIT(9)
+ #define SUN50I_DMIC_RXFIFO_CTL_MODE_LSB (0 << 9)
+ #define SUN50I_DMIC_RXFIFO_CTL_MODE_MSB (1 << 9)
+ #define SUN50I_DMIC_RXFIFO_CTL_SAMPLE_MASK BIT(8)
+ #define SUN50I_DMIC_RXFIFO_CTL_SAMPLE_16 (0 << 8)
+ #define SUN50I_DMIC_RXFIFO_CTL_SAMPLE_24 (1 << 8)
+#define SUN50I_DMIC_CH_NUM (0x24)
+ #define SUN50I_DMIC_CH_NUM_N(v) ((v) << 0)
+ #define SUN50I_DMIC_CH_NUM_N_MASK GENMASK(2, 0)
+#define SUN50I_DMIC_CNT (0x2c)
+ #define SUN50I_DMIC_CNT_N (1 << 0)
+#define SUN50I_DMIC_HPF_CTRL (0x38)
+#define SUN50I_DMIC_VERSION (0x50)
+
+struct sun50i_dmic_dev {
+ struct clk *dmic_clk;
+ struct clk *bus_clk;
+ struct reset_control *rst;
+ struct regmap *regmap;
+ struct snd_dmaengine_dai_dma_data dma_params_rx;
+};
+
+struct dmic_rate {
+ unsigned int samplerate;
+ unsigned int rate_bit;
+};
+
+const static struct dmic_rate dmic_rate_s[] = {
+ {48000, 0x0},
+ {44100, 0x0},
+ {32000, 0x1},
+ {24000, 0x2},
+ {22050, 0x2},
+ {16000, 0x3},
+ {12000, 0x4},
+ {11025, 0x4},
+ {8000, 0x5},
+};
+
+static int sun50i_dmic_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *cpu_dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct sun50i_dmic_dev *host = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));
+
+ /* only support capture */
+ if (substream->stream != SNDRV_PCM_STREAM_CAPTURE)
+ return -EINVAL;
+
+ regmap_update_bits(host->regmap, SUN50I_DMIC_RXFIFO_CTL,
+ SUN50I_DMIC_RXFIFO_CTL_FLUSH,
+ SUN50I_DMIC_RXFIFO_CTL_FLUSH);
+ regmap_write(host->regmap, SUN50I_DMIC_CNT, SUN50I_DMIC_CNT_N);
+
+ return 0;
+}
+
+static int sun50i_dmic_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *cpu_dai)
+{
+ int i = 0;
+ unsigned long rate = params_rate(params);
+ unsigned int mclk = 0;
+ unsigned int channels = params_channels(params);
+ unsigned int chan_en = (1 << channels) - 1;
+ struct sun50i_dmic_dev *host = snd_soc_dai_get_drvdata(cpu_dai);
+
+ /* DMIC num is N+1 */
+ regmap_update_bits(host->regmap, SUN50I_DMIC_CH_NUM,
+ SUN50I_DMIC_CH_NUM_N_MASK,
+ SUN50I_DMIC_CH_NUM_N(channels - 1));
+ regmap_write(host->regmap, SUN50I_DMIC_HPF_CTRL, chan_en);
+ regmap_update_bits(host->regmap, SUN50I_DMIC_EN_CTL,
+ SUN50I_DMIC_EN_CTL_CHAN_MASK,
+ SUN50I_DMIC_EN_CTL_CHAN(chan_en));
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ regmap_update_bits(host->regmap, SUN50I_DMIC_RXFIFO_CTL,
+ SUN50I_DMIC_RXFIFO_CTL_SAMPLE_MASK,
+ SUN50I_DMIC_RXFIFO_CTL_SAMPLE_16);
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ regmap_update_bits(host->regmap, SUN50I_DMIC_RXFIFO_CTL,
+ SUN50I_DMIC_RXFIFO_CTL_SAMPLE_MASK,
+ SUN50I_DMIC_RXFIFO_CTL_SAMPLE_24);
+ break;
+ default:
+ dev_err(cpu_dai->dev, "Invalid format!\n");
+ return -EINVAL;
+ }
+ /* The hardware supports FIFO mode 1 for 24-bit samples */
+ regmap_update_bits(host->regmap, SUN50I_DMIC_RXFIFO_CTL,
+ SUN50I_DMIC_RXFIFO_CTL_MODE_MASK,
+ SUN50I_DMIC_RXFIFO_CTL_MODE_MSB);
+
+ switch (rate) {
+ case 11025:
+ case 22050:
+ case 44100:
+ mclk = 22579200;
+ break;
+ case 8000:
+ case 12000:
+ case 16000:
+ case 24000:
+ case 32000:
+ case 48000:
+ mclk = 24576000;
+ break;
+ default:
+ dev_err(cpu_dai->dev, "Invalid rate!\n");
+ return -EINVAL;
+ }
+
+ if (clk_set_rate(host->dmic_clk, mclk)) {
+ dev_err(cpu_dai->dev, "mclk : %u not support\n", mclk);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(dmic_rate_s); i++) {
+ if (dmic_rate_s[i].samplerate == rate) {
+ regmap_update_bits(host->regmap, SUN50I_DMIC_SR,
+ SUN50I_DMIC_SR_SAMPLE_RATE_MASK,
+ SUN50I_DMIC_SR_SAMPLE_RATE(dmic_rate_s[i].rate_bit));
+ break;
+ }
+ }
+
+ switch (params_physical_width(params)) {
+ case 16:
+ host->dma_params_rx.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES;
+ break;
+ case 32:
+ host->dma_params_rx.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ break;
+ default:
+ dev_err(cpu_dai->dev, "Unsupported physical sample width: %d\n",
+ params_physical_width(params));
+ return -EINVAL;
+ }
+
+ /* oversamplerate adjust */
+ if (params_rate(params) >= 24000)
+ regmap_update_bits(host->regmap, SUN50I_DMIC_CTL,
+ SUN50I_DMIC_CTL_OVERSAMPLE_RATE,
+ SUN50I_DMIC_CTL_OVERSAMPLE_RATE);
+ else
+ regmap_update_bits(host->regmap, SUN50I_DMIC_CTL,
+ SUN50I_DMIC_CTL_OVERSAMPLE_RATE, 0);
+
+ return 0;
+}
+
+static int sun50i_dmic_trigger(struct snd_pcm_substream *substream, int cmd,
+ struct snd_soc_dai *dai)
+{
+ int ret = 0;
+ struct sun50i_dmic_dev *host = snd_soc_dai_get_drvdata(dai);
+
+ if (substream->stream != SNDRV_PCM_STREAM_CAPTURE)
+ return -EINVAL;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ /* DRQ ENABLE */
+ regmap_update_bits(host->regmap, SUN50I_DMIC_INTC,
+ SUN50I_DMIC_FIFO_DRQ_EN,
+ SUN50I_DMIC_FIFO_DRQ_EN);
+ /* Global enable */
+ regmap_update_bits(host->regmap, SUN50I_DMIC_EN_CTL,
+ SUN50I_DMIC_EN_CTL_GLOBE,
+ SUN50I_DMIC_EN_CTL_GLOBE);
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ /* DRQ DISABLE */
+ regmap_update_bits(host->regmap, SUN50I_DMIC_INTC,
+ SUN50I_DMIC_FIFO_DRQ_EN, 0);
+ /* Global disable */
+ regmap_update_bits(host->regmap, SUN50I_DMIC_EN_CTL,
+ SUN50I_DMIC_EN_CTL_GLOBE, 0);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+ return ret;
+}
+
+static int sun50i_dmic_soc_dai_probe(struct snd_soc_dai *dai)
+{
+ struct sun50i_dmic_dev *host = snd_soc_dai_get_drvdata(dai);
+
+ snd_soc_dai_init_dma_data(dai, NULL, &host->dma_params_rx);
+
+ return 0;
+}
+
+static const struct snd_soc_dai_ops sun50i_dmic_dai_ops = {
+ .startup = sun50i_dmic_startup,
+ .trigger = sun50i_dmic_trigger,
+ .hw_params = sun50i_dmic_hw_params,
+};
+
+static const struct regmap_config sun50i_dmic_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = SUN50I_DMIC_VERSION,
+ .cache_type = REGCACHE_NONE,
+};
+
+#define SUN50I_DMIC_RATES (SNDRV_PCM_RATE_8000_48000)
+#define SUN50I_DMIC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
+
+static struct snd_soc_dai_driver sun50i_dmic_dai = {
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 8,
+ .rates = SUN50I_DMIC_RATES,
+ .formats = SUN50I_DMIC_FORMATS,
+ .sig_bits = 21,
+ },
+ .probe = sun50i_dmic_soc_dai_probe,
+ .ops = &sun50i_dmic_dai_ops,
+ .name = "dmic",
+};
+
+static const struct of_device_id sun50i_dmic_of_match[] = {
+ {
+ .compatible = "allwinner,sun50i-h6-dmic",
+ },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, sun50i_dmic_of_match);
+
+static const struct snd_soc_component_driver sun50i_dmic_component = {
+ .name = "sun50i-dmic",
+};
+
+static int sun50i_dmic_runtime_suspend(struct device *dev)
+{
+ struct sun50i_dmic_dev *host = dev_get_drvdata(dev);
+
+ clk_disable_unprepare(host->dmic_clk);
+ clk_disable_unprepare(host->bus_clk);
+
+ return 0;
+}
+
+static int sun50i_dmic_runtime_resume(struct device *dev)
+{
+ struct sun50i_dmic_dev *host = dev_get_drvdata(dev);
+ int ret;
+
+ ret = clk_prepare_enable(host->dmic_clk);
+ if (ret)
+ return ret;
+
+ ret = clk_prepare_enable(host->bus_clk);
+ if (ret) {
+ clk_disable_unprepare(host->dmic_clk);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int sun50i_dmic_probe(struct platform_device *pdev)
+{
+ struct sun50i_dmic_dev *host;
+ struct resource *res;
+ int ret;
+ void __iomem *base;
+
+ host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL);
+ if (!host)
+ return -ENOMEM;
+
+ /* Get the addresses */
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return dev_err_probe(&pdev->dev, PTR_ERR(base),
+ "get resource failed.\n");
+
+ host->regmap = devm_regmap_init_mmio(&pdev->dev, base,
+ &sun50i_dmic_regmap_config);
+
+ /* Clocks */
+ host->bus_clk = devm_clk_get(&pdev->dev, "bus");
+ if (IS_ERR(host->bus_clk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(host->bus_clk),
+ "failed to get bus clock.\n");
+
+ host->dmic_clk = devm_clk_get(&pdev->dev, "mod");
+ if (IS_ERR(host->dmic_clk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(host->dmic_clk),
+ "failed to get dmic clock.\n");
+
+ host->dma_params_rx.addr = res->start + SUN50I_DMIC_DATA;
+ host->dma_params_rx.maxburst = 8;
+
+ platform_set_drvdata(pdev, host);
+
+ host->rst = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL);
+ if (IS_ERR(host->rst))
+ return dev_err_probe(&pdev->dev, PTR_ERR(host->rst),
+ "Failed to get reset.\n");
+ reset_control_deassert(host->rst);
+
+ ret = devm_snd_soc_register_component(&pdev->dev, &sun50i_dmic_component,
+ &sun50i_dmic_dai, 1);
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret,
+ "failed to register component.\n");
+
+ pm_runtime_enable(&pdev->dev);
+ if (!pm_runtime_enabled(&pdev->dev)) {
+ ret = sun50i_dmic_runtime_resume(&pdev->dev);
+ if (ret)
+ goto err_disable_runtime_pm;
+ }
+
+ ret = devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
+ if (ret)
+ goto err_suspend;
+
+ return 0;
+err_suspend:
+ if (!pm_runtime_status_suspended(&pdev->dev))
+ sun50i_dmic_runtime_suspend(&pdev->dev);
+err_disable_runtime_pm:
+ pm_runtime_disable(&pdev->dev);
+ return ret;
+}
+
+static int sun50i_dmic_remove(struct platform_device *pdev)
+{
+ pm_runtime_disable(&pdev->dev);
+ if (!pm_runtime_status_suspended(&pdev->dev))
+ sun50i_dmic_runtime_suspend(&pdev->dev);
+
+ return 0;
+}
+
+static const struct dev_pm_ops sun50i_dmic_pm = {
+ SET_RUNTIME_PM_OPS(sun50i_dmic_runtime_suspend,
+ sun50i_dmic_runtime_resume, NULL)
+};
+
+static struct platform_driver sun50i_dmic_driver = {
+ .driver = {
+ .name = "sun50i-dmic",
+ .of_match_table = of_match_ptr(sun50i_dmic_of_match),
+ .pm = &sun50i_dmic_pm,
+ },
+ .probe = sun50i_dmic_probe,
+ .remove = sun50i_dmic_remove,
+};
+
+module_platform_driver(sun50i_dmic_driver);
+
+MODULE_DESCRIPTION("Allwinner sun50i DMIC SoC Interface");
+MODULE_AUTHOR("Ban Tao <fengzheng923@gmail.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:sun50i-dmic");
projects / platform / kernel / linux-starfive.git / commitdiff