| /Linux-v5.4/Documentation/devicetree/bindings/sound/ |
| D | sgtl5000.txt | 20 - micbias-resistor-k-ohms : the bias resistor to be used in kOhms
24 micbias resistor is set to 4K.
26 - micbias-voltage-m-volts : the bias voltage to be used in mVolts
56 micbias-resistor-k-ohms = <2>;
57 micbias-voltage-m-volts = <2250>;
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| D | tlv320aic31xx.txt | 26 - ai31xx-micbias-vg - MicBias Voltage setting
31 micbias is set to 2.0V.
56 #include <dt-bindings/sound/tlv320aic31xx-micbias.h>
62 ai31xx-micbias-vg = <MICBIAS_OFF>;
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| 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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| 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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| 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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| 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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| 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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| 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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| D | adi,adau1977.txt | 26 - adi,micbias: configures the voltage setting for the MICBIAS pin.
49 adi,micbias = <3>;
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| 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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| 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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| D | qcom,wcd9335.txt | 83 - vdd-micbias-supply:
86 Definition: Should contain a reference to the micbias supply
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| D | ts3a227e.txt | 16 - ti,micbias: Intended MICBIAS voltage (datasheet section 9.6.7).
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| D | max98090.txt | 23 - maxim,micbias: Micbias voltage applies to the analog mic, valid voltages value are:
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| /Linux-v5.4/sound/soc/codecs/ |
| D | adau1977.c | 885 unsigned int micbias; in adau1977_setup_micbias() local
888 micbias = pdata->micbias; in adau1977_setup_micbias()
890 &micbias)) in adau1977_setup_micbias()
891 micbias = ADAU1977_MICBIAS_8V5; in adau1977_setup_micbias()
893 if (micbias > ADAU1977_MICBIAS_9V0) { in adau1977_setup_micbias()
900 micbias << ADAU1977_MICBIAS_MB_VOLTS_OFFSET); in adau1977_setup_micbias()
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| 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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| D | adau17x1.h | 63 enum adau17x1_micbias_voltage micbias);
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| /Linux-v5.4/include/sound/ |
| D | da9055.h | 26 enum da9055_micbias_voltage micbias; member
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| D | wm2200.h | 55 struct wm2200_micbias micbias[WM2200_MAX_MICBIAS]; member
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| /Linux-v5.4/drivers/mfd/ |
| D | arizona-core.c | 1368 if (!arizona->pdata.micbias[i].mV && in arizona_dev_init()
1369 !arizona->pdata.micbias[i].bypass) in arizona_dev_init()
1373 if (!arizona->pdata.micbias[i].mV) in arizona_dev_init()
1374 arizona->pdata.micbias[i].mV = 2800; in arizona_dev_init()
1376 val = (arizona->pdata.micbias[i].mV - 1500) / 100; in arizona_dev_init()
1380 if (arizona->pdata.micbias[i].ext_cap) in arizona_dev_init()
1383 if (arizona->pdata.micbias[i].discharge) in arizona_dev_init()
1386 if (arizona->pdata.micbias[i].soft_start) in arizona_dev_init()
1389 if (arizona->pdata.micbias[i].bypass) in arizona_dev_init()
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| /Linux-v5.4/include/linux/platform_data/ |
| D | adau1977.h | 41 enum adau1977_micbias micbias; member
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| /Linux-v5.4/Documentation/devicetree/bindings/regulator/ |
| D | cirrus,lochnagar.txt | 42 - cirrus,micbias-input : A property selecting which of the CODEC
43 minicard micbias outputs should be used, valid values are 1 - 4.
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| /Linux-v5.4/Documentation/devicetree/bindings/extcon/ |
| D | extcon-arizona.txt | 38 - wlf,micd-force-micbias : Force MICBIAS continuously on during microphone
69 wlf,micd-force-micbias;
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| /Linux-v5.4/include/linux/mfd/arizona/ |
| D | pdata.h | 162 struct arizona_micbias micbias[ARIZONA_MAX_MICBIAS]; member
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| /Linux-v5.4/include/linux/mfd/wm8994/ |
| D | pdata.h | 199 int micbias[2]; member
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