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/Linux-v4.19/Documentation/devicetree/bindings/sound/
Dsimple-amplifier.txt4 - compatible : "dioo,dio2125" or "simple-audio-amplifier"
5 - enable-gpios : the gpio connected to the enable pin of the simple amplifier
9 amp: analog-amplifier {
10 compatible = "simple-audio-amplifier";
Dnokia,rx51.txt8 - nokia,headphone-amplifier: phandle for the TPA6130A2 node
12 - speaker-amplifier-gpios: GPIO for speaker amplifier
21 nokia,headphone-amplifier = <&tpa6130a2>;
26 speaker-amplifier-gpios = <&twl_gpio 7 GPIO_ACTIVE_HIGH>;
Dname-prefix.txt14 amp0: analog-amplifier@0 {
15 compatible = "simple-audio-amplifier";
20 amp1: analog-amplifier@1 {
21 compatible = "simple-audio-amplifier";
Dsamsung,tm2-audio.txt14 - audio-amplifier : the phandle of the MAX98504 amplifier
31 audio-amplifier = <&max98504>;
Dsirf-audio.txt10 headphone amplifier.
12 speaker amplifier.
Dadi,ssm2305.txt11 ssm2305: analog-amplifier {
Dtfa9879.txt1 NXP TFA9879 class-D audio amplifier
Dssm4567.txt1 Analog Devices SSM4567 audio amplifier
Dmaxim,max9759.txt12 max9759: analog-amplifier {
Dssm2518.txt1 SSM2518 audio amplifier
Dti,tas6424.txt1 Texas Instruments TAS6424 Quad-Channel Audio amplifier
Dcs35l33.txt15 - reset-gpios : gpio used to reset the amplifier
29 begins to when the amplifier disables the PWM outputs. If this property
49 controls the amplifier supplies.
Dtas5720.txt1 Texas Instruments TAS5720 Mono Audio amplifier
/Linux-v4.19/drivers/input/misc/
Dpwm-beeper.c30 struct regulator *amplifier; member
56 error = regulator_enable(beeper->amplifier); in pwm_beeper_on()
71 regulator_disable(beeper->amplifier); in pwm_beeper_off()
162 beeper->amplifier = devm_regulator_get(dev, "amp"); in pwm_beeper_probe()
163 if (IS_ERR(beeper->amplifier)) { in pwm_beeper_probe()
164 error = PTR_ERR(beeper->amplifier); in pwm_beeper_probe()
/Linux-v4.19/Documentation/devicetree/bindings/iio/afe/
Dcurrent-sense-amplifier.txt5 amplifier, the interesting measurement is almost always the current
10 - compatible : "current-sense-amplifier"
21 compatible = "current-sense-amplifier";
/Linux-v4.19/Documentation/devicetree/bindings/iio/adc/
Dmax9611.txt1 * Maxim max9611/max9612 current sense amplifier with 12-bits ADC interface
3 Maxim max9611/max9612 is an high-side current sense amplifier with integrated
24 This device node describes a current sense amplifier sitting on I2c4 bus
/Linux-v4.19/drivers/platform/x86/
Dalienware-wmi.c65 u8 amplifier; member
75 .amplifier = 0,
82 .amplifier = 0,
89 .amplifier = 0,
96 .amplifier = 1,
103 .amplifier = 0,
110 .amplifier = 0,
117 .amplifier = 1,
690 if (quirks->amplifier > 0) in remove_amplifier()
820 if (quirks->amplifier > 0) { in alienware_wmi_init()
/Linux-v4.19/Documentation/devicetree/bindings/display/ti/
Dti,opa362.txt1 OPA362 analog video amplifier
15 enable-gpios = <&gpio1 23 0>; /* GPIO to enable video out amplifier */
/Linux-v4.19/Documentation/devicetree/bindings/input/
Dpwm-beeper.txt10 - amp-supply: phandle to a regulator that acts as an amplifier for the beeper
15 beeper_amp: amplifier {
/Linux-v4.19/Documentation/devicetree/bindings/hwmon/
Dads1015.txt18 - pga is the programmable gain amplifier (values are full scale)
64 - ti,gain : the programmable gain amplifier setting
/Linux-v4.19/drivers/video/fbdev/omap2/omapfb/displays/
DKconfig5 tristate "OPA362 external analog amplifier"
7 Driver for OPA362 external analog TV amplifier controlled
/Linux-v4.19/drivers/gpu/drm/omapdrm/displays/
DKconfig4 tristate "OPA362 external analog amplifier"
6 Driver for OPA362 external analog TV amplifier controlled
/Linux-v4.19/sound/pci/cs46xx/
Dcs46xx_lib.c2936 chip->amplifier_ctrl(chip, -chip->amplifier); /* force to off */ in snd_cs46xx_free()
2947 chip->active_ctrl(chip, -chip->amplifier); in snd_cs46xx_free()
3455 int old = chip->amplifier; in amp_voyetra()
3459 chip->amplifier += change; in amp_voyetra()
3463 if (chip->amplifier) { in amp_voyetra()
3479 if (chip->amplifier && !old) { in amp_voyetra()
3498 int old = chip->amplifier; in amp_hercules()
3502 chip->amplifier += change; in amp_hercules()
3503 if (chip->amplifier && !old) { in amp_hercules()
3510 } else if (old && !chip->amplifier) { in amp_hercules()
[all …]
/Linux-v4.19/sound/soc/codecs/
DKconfig434 Enable support for ROHM BD28623MUV Class D speaker amplifier.
647 tristate "Maxim MAX98504 speaker amplifier"
936 tristate "Analog Devices ssm4567 amplifier driver support"
940 tristate "STA326, STA328 and STA329 speaker amplifier"
945 tristate "STA350 speaker amplifier"
958 tristate "Texas Instruments TAS2552 Mono Audio amplifier"
962 tristate "Texas Instruments TAS5086 speaker amplifier"
973 tristate "Texas Instruments TAS5720 Mono Audio amplifier"
980 tristate "Texas Instruments TAS6424 Quad-Channel Audio amplifier"
992 tristate "NXP Semiconductors TFA9879 amplifier"
[all …]
/Linux-v4.19/Documentation/devicetree/bindings/net/wireless/
Dieee80211.txt10 limited to some part of it due to used antennas or power amplifier.

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