| /linux/Documentation/devicetree/bindings/sound/ |
| A D | samsung,aries-wm8994.yaml | 58 main-micbias-supply:
59 description: Supply for the micbias on the main mic
61 headset-micbias-supply:
62 description: Supply for the micbias on the headset mic
78 description: IO channel to read micbias voltage for headset detection
90 - main-micbias-supply
91 - headset-micbias-supply
109 main-micbias-supply = <&main_micbias_reg>;
110 headset-micbias-supply = <&headset_micbias_reg>;
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| A D | sgtl5000.yaml | 39 micbias-resistor-k-ohms:
42 mentioned or if the value is unknown, then micbias resistor is set to
46 micbias-voltage-m-volts:
103 micbias-resistor-k-ohms = <2>;
104 micbias-voltage-m-volts = <2250>;
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| A D | tlv320aic31xx.txt | 26 - ai31xx-micbias-vg - MicBias Voltage setting
31 micbias is set to 2.0V.
61 #include <dt-bindings/sound/tlv320aic31xx-micbias.h>
67 ai31xx-micbias-vg = <MICBIAS_OFF>;
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| A D | nau8824.txt | 19 - nuvoton,micbias-voltage: Micbias voltage level.
32 …where MICBIAS is configured by 'nuvoton,micbias-voltage', SAR_VOLTAGE is configured by 'nuvoton,sa…
78 nuvoton,micbias-voltage = <6>;
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| A D | da7219.txt | 32 - dlg,micbias-lvl : Voltage (mV) for Mic Bias
46 - dlg,micbias-pulse-lvl : Mic bias higher voltage pulse level (mV).
48 - dlg,micbias-pulse-time : Mic bias higher voltage pulse duration (ms)
94 dlg,micbias-lvl = <2600>;
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| A D | qcom,msm8916-wcd-analog.txt | 32 - vdd-micbias-supply: phandle of VDD_MICBIAS supply's regulator DT node.
40 from micbias.
41 - qcom,micbias-lvl: Voltage (mV) for Mic Bias
98 vdd-micbias-supply = <&pm8916_l13>;
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| A D | nau8825.txt | 23 - nuvoton,micbias-voltage: Micbias voltage level.
36 …where MICBIAS is configured by 'nuvoton,micbias-voltage', SAR_VOLTAGE is configured by 'nuvoton,sa…
90 nuvoton,micbias-voltage = <6>;
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| A D | rt5651.txt | 31 u32, micbias over-current detection threshold in µA, valid values are
35 u32, micbias over-current detection scale-factor, valid values are:
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| A D | nau8821.txt | 23 - nuvoton,micbias-voltage: Micbias voltage level.
51 nuvoton,micbias-voltage = <6>;
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| A D | cs42l52.txt | 29 - cirrus,micbias-lvl: Set the output voltage level on the MICBIAS Pin
45 cirrus,micbias-lvl = <5>;
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| A D | adi,adau1977.yaml | 43 adi,micbias:
74 adi,micbias = <3>;
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| A D | rt5640.txt | 50 u32, micbias over-current detection threshold in µA, valid values are
54 u32, micbias over-current detection scale-factor, valid values are:
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| A D | samsung,midas-audio.yaml | 50 description: Supply for the micbias on the Main microphone
53 description: Supply for the micbias on the Sub microphone
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| A D | cs42l56.txt | 30 - cirrus,micbias-lvl: Set the output voltage level on the MICBIAS Pin.
61 cirrus,micbias-lvl = <5>;
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| A D | qcom,wcd9335.txt | 83 - vdd-micbias-supply:
86 Definition: Should contain a reference to the micbias supply
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| /linux/Documentation/devicetree/bindings/mfd/ |
| A D | cirrus,lochnagar.yaml | 185 cirrus,micbias-input:
187 A property selecting which of the CODEC minicard micbias outputs
210 cirrus,micbias-input:
212 A property selecting which of the CODEC minicard micbias outputs
336 cirrus,micbias-input = <3>;
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| /linux/drivers/mfd/ |
| A D | arizona-core.c | 1320 if (!arizona->pdata.micbias[i].mV && in arizona_dev_init()
1321 !arizona->pdata.micbias[i].bypass) in arizona_dev_init()
1325 if (!arizona->pdata.micbias[i].mV) in arizona_dev_init()
1326 arizona->pdata.micbias[i].mV = 2800; in arizona_dev_init()
1328 val = (arizona->pdata.micbias[i].mV - 1500) / 100; in arizona_dev_init()
1332 if (arizona->pdata.micbias[i].ext_cap) in arizona_dev_init()
1335 if (arizona->pdata.micbias[i].discharge) in arizona_dev_init()
1338 if (arizona->pdata.micbias[i].soft_start) in arizona_dev_init()
1341 if (arizona->pdata.micbias[i].bypass) in arizona_dev_init()
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| /linux/sound/soc/codecs/ |
| A D | ts3a227e.c | 272 u32 micbias; in ts3a227e_parse_device_property() local
275 err = device_property_read_u32(dev, "ti,micbias", &micbias); in ts3a227e_parse_device_property()
279 (micbias & 0x07) << MICBIAS_SETTING_SFT); in ts3a227e_parse_device_property()
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| A D | adau1977.c | 884 unsigned int micbias; in adau1977_setup_micbias() local
886 if (device_property_read_u32(adau1977->dev, "adi,micbias", &micbias)) in adau1977_setup_micbias()
887 micbias = ADAU1977_MICBIAS_8V5; in adau1977_setup_micbias()
889 if (micbias > ADAU1977_MICBIAS_9V0) { in adau1977_setup_micbias()
896 micbias << ADAU1977_MICBIAS_MB_VOLTS_OFFSET); in adau1977_setup_micbias()
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| A D | wcd-mbhc-v2.c | 105 static void wcd_program_btn_threshold(const struct wcd_mbhc *mbhc, bool micbias) in wcd_program_btn_threshold() argument
111 mbhc->cfg->num_btn, micbias); in wcd_program_btn_threshold()
759 int micbias = 0; in wcd_mbhc_get_micbias() local
762 mbhc->mbhc_cb->get_micbias_val(mbhc->component, &micbias); in wcd_mbhc_get_micbias()
770 micbias = 1000 + (vout_ctl * 50); in wcd_mbhc_get_micbias()
772 return micbias; in wcd_mbhc_get_micbias()
775 static int wcd_get_voltage_from_adc(u8 val, int micbias) in wcd_get_voltage_from_adc() argument
780 return ((val * 125 * micbias)/(WCD_MBHC_ADC_MICBIAS_MV * 10)); in wcd_get_voltage_from_adc()
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| A D | wm2200.c | 2338 if (!wm2200->pdata.micbias[i].mb_lvl && in wm2200_i2c_probe()
2339 !wm2200->pdata.micbias[i].bypass) in wm2200_i2c_probe()
2343 if (!wm2200->pdata.micbias[i].mb_lvl) in wm2200_i2c_probe()
2344 wm2200->pdata.micbias[i].mb_lvl in wm2200_i2c_probe()
2347 val = (wm2200->pdata.micbias[i].mb_lvl -1) in wm2200_i2c_probe()
2350 if (wm2200->pdata.micbias[i].discharge) in wm2200_i2c_probe()
2353 if (wm2200->pdata.micbias[i].fast_start) in wm2200_i2c_probe()
2356 if (wm2200->pdata.micbias[i].bypass) in wm2200_i2c_probe()
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| /linux/include/sound/ |
| A D | da9055.h | 26 enum da9055_micbias_voltage micbias; member
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| A D | wm2200.h | 55 struct wm2200_micbias micbias[WM2200_MAX_MICBIAS]; member
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| /linux/arch/arm/boot/dts/ |
| A D | s5pv210-fascinate4g.dts | 67 main-micbias-supply = <&main_micbias_reg>;
68 headset-micbias-supply = <&headset_micbias_reg>;
142 headset_micbias_ena: headset-micbias-ena {
154 main_micbias_ena: main-micbias-ena {
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| /linux/include/linux/mfd/arizona/ |
| A D | pdata.h | 162 struct arizona_micbias micbias[ARIZONA_MAX_MICBIAS]; member
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