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/openbmc/linux/Documentation/devicetree/bindings/hwmon/
H A Dadt7475.yaml55 "^adi,bypass-attenuator-in[0-4]$":
57 Configures bypassing the individual voltage input attenuator. If
58 set to 1 the attenuator is bypassed if set to 0 the attenuator is
59 not bypassed. If the property is absent then the attenuator
99 adi,bypass-attenuator-in0 = <1>;
100 adi,bypass-attenuator-in1 = <0>;
/openbmc/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-frequency-admv10145 Read/write value for the digital attenuator gain (IF_I) with coarse steps.
11 Read/write value for the digital attenuator gain (IF_Q) with coarse steps.
17 Read/write value for the digital attenuator gain (IF_I) with fine steps.
23 Read/write value for the digital attenuator gain (IF_Q) with fine steps.
/openbmc/linux/Documentation/devicetree/bindings/iio/amplifiers/
H A Dadi,hmc425a.yaml7 title: HMC425A 6-bit Digital Step Attenuator
13 Digital Step Attenuator IIO device with gpio interface.
14 HMC425A 0.5 dB LSB GaAs MMIC 6-BIT DIGITAL POSITIVE CONTROL ATTENUATOR, 2.2 - 8.0 GHz
/openbmc/linux/Documentation/hwmon/
H A Dpowr1220.rst27 An in-line attenuator allows measurements from 0 to 6 V. The
28 attenuator is enabled or disabled depending on the setting of the
29 input's max value. The driver will enable the attenuator for any
/openbmc/linux/drivers/iio/amplifiers/
H A DKconfig21 HMC792A 0.25 dB LSB GaAs MMIC 6-Bit Digital Attenuator
22 HMC1119 0.25 dB LSB, 7-Bit, Silicon Digital Attenuator
H A Dad8366.c8 * HMC792A 0.25 dB LSB GaAs MMIC 6-Bit Digital Attenuator
9 * HMC1119 0.25 dB LSB, 7-Bit, Silicon Digital Attenuator
/openbmc/linux/drivers/hwmon/
H A Dpowr1220.c119 * figure out if we need to use the attenuator for in powr1220_read_adc()
121 * for. We dynamically set the attenuator depending on the in powr1220_read_adc()
128 /* set the attenuator and mux */ in powr1220_read_adc()
H A Dadt7475.c202 u8 bypass_attn; /* Bypass voltage attenuator */
1577 set_property_bit(client, "adi,bypass-attenuator-in0", in load_attenuators()
1579 set_property_bit(client, "adi,bypass-attenuator-in1", in load_attenuators()
1581 set_property_bit(client, "adi,bypass-attenuator-in3", in load_attenuators()
1583 set_property_bit(client, "adi,bypass-attenuator-in4", in load_attenuators()
1590 set_property_bit(client, "adi,bypass-attenuator-in1", in load_attenuators()
1725 dev_warn(&client->dev, "Error configuring attenuator bypass\n"); in adt7475_probe()
/openbmc/linux/drivers/input/mouse/
H A Dcyapa_gen6.c624 /* 2. IDAC and RX Attenuator Calibration Data (Center Frequency). */ in cyapa_gen6_show_baseline()
633 data[0], /* RX Attenuator Mutual */ in cyapa_gen6_show_baseline()
635 data[2], /* RX Attenuator Self RX */ in cyapa_gen6_show_baseline()
637 data[4], /* RX Attenuator Self TX */ in cyapa_gen6_show_baseline()
641 /* 3. Read Attenuator Trim. */ in cyapa_gen6_show_baseline()
649 /* set attenuator trim values. */ in cyapa_gen6_show_baseline()
/openbmc/linux/Documentation/devicetree/bindings/clock/
H A Drenesas,versaclock7.yaml14 jitter attenuator ICs with fractional and integer dividers.
/openbmc/linux/sound/soc/codecs/
H A Dak4458.h75 /* DAC Digital attenuator transition time setting
H A Dcs42l56.c92 { 32, 0x00 }, /* r20 - ADCA Attenuator */
93 { 33, 0x00 }, /* r21 - ADCB Attenuator */
H A Dcs42l51.c141 SOC_DOUBLE_R_SX_TLV("ADC Attenuator Volume",
/openbmc/linux/Documentation/admin-guide/media/
H A Dsi476x.rst98 0x04 fmagc1 FMAGC1 attenuator resistance
H A Dbttv.rst765 the main difference is that they have attached a programmable attenuator to 3
782 who make the audio attenuator. Their publicly available data-sheet available
/openbmc/linux/drivers/clk/
H A DKconfig414 and jitter attenuator ICs with fractional and integer dividers.
/openbmc/qemu/hw/usb/
H A Dquirks.h107 { USB_DEVICE(0x10C4, 0x83D8) }, /* DekTec DTA Plus VHF/UHF Booster/Attenuator */
/openbmc/linux/drivers/usb/serial/
H A Dcp210x.c135 { USB_DEVICE(0x10C4, 0x83D8) }, /* DekTec DTA Plus VHF/UHF Booster/Attenuator */
/openbmc/linux/drivers/media/dvb-frontends/
H A Ddib7000p.c1713 * As the minimum output power of DTA-2111 is -31dBm, a 16 dBm attenuator
/openbmc/linux/drivers/media/usb/dvb-usb/
H A Ddib0700_devices.c1718 … if (rf_gain_limit < 2000) /* activate the external attenuator in case of very high input power */ in dib8096_set_param_override()