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Searched +full:internal +full:- +full:bias +full:- +full:resistor (Results 1 – 19 of 19) sorted by relevance

/linux/Documentation/devicetree/bindings/pinctrl/
H A Dbrcm,nsp-gpio.txt4 - compatible:
5 Must be "brcm,nsp-gpio-a"
7 - reg:
11 - #gpio-cells:
16 - gpio-controller:
19 - ngpios:
23 - interrupts:
26 - interrupt-controller:
29 - gpio-ranges:
30 Specifies the mapping between gpio controller and pin-controllers pins.
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H A Dbrcm,iproc-gpio.txt5 - compatible:
6 "brcm,iproc-gpio" for the generic iProc based GPIO controller IP that
7 supports full-featured pinctrl and GPIO functions used in various iProc
10 May contain an SoC-specific compatibility string to accommodate any
11 SoC-specific features
13 "brcm,cygnus-ccm-gpio", "brcm,cygnus-asiu-gpio", or
14 "brcm,cygnus-crmu-gpio" for Cygnus SoCs
16 "brcm,iproc-nsp-gpio" for the iProc NSP SoC that has drive strength support
19 "brcm,iproc-stingray-gpio" for the iProc Stingray SoC that has the general
23 - reg:
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/linux/Documentation/devicetree/bindings/sound/
H A Dallwinner,sun50i-a64-codec-analog.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/sound/allwinner,sun50i-a64-codec-analog.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
15 const: allwinner,sun50i-a64-codec-analog
20 cpvdd-supply:
24 allwinner,internal-bias-resistor:
26 Enable the internal 2.2K bias resistor between HBIAS and MICDET pins
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/linux/arch/arm64/boot/dts/xilinx/
H A Dzynqmp-zcu106-revA.dts1 // SPDX-License-Identifier: GPL-2.0+
5 * (C) Copyright 2016 - 2022, Xilinx, Inc.
6 * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
11 /dts-v1/;
14 #include "zynqmp-clk-ccf.dtsi"
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
18 #include <dt-bindings/phy/phy.h>
22 compatible = "xlnx,zynqmp-zcu106-revA", "xlnx,zynqmp-zcu106", "xlnx,zynqmp";
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H A Dzynqmp-zcu102-revA.dts1 // SPDX-License-Identifier: GPL-2.0+
5 * (C) Copyright 2015 - 2022, Xilinx, Inc.
6 * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
11 /dts-v1/;
14 #include "zynqmp-clk-ccf.dtsi"
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
18 #include <dt-bindings/phy/phy.h>
22 compatible = "xlnx,zynqmp-zcu102-revA", "xlnx,zynqmp-zcu102", "xlnx,zynqmp";
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H A Dzynqmp-zcu111-revA.dts1 // SPDX-License-Identifier: GPL-2.0+
5 * (C) Copyright 2017 - 2022, Xilinx, Inc.
6 * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
11 /dts-v1/;
14 #include "zynqmp-clk-ccf.dtsi"
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
18 #include <dt-bindings/phy/phy.h>
22 compatible = "xlnx,zynqmp-zcu111-revA", "xlnx,zynqmp-zcu111", "xlnx,zynqmp";
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/linux/arch/arm64/boot/dts/allwinner/
H A Dsun50i-a64-pinephone-1.0.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 /dts-v1/;
6 #include "sun50i-a64-pinephone.dtsi"
10 compatible = "pine64,pinephone-1.0", "pine64,pinephone", "allwinner,sun50i-a64";
14 allwinner,internal-bias-resistor;
18 enable-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
19 flash-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
H A Dsun50i-a64-pinephone-1.1.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 /dts-v1/;
6 #include "sun50i-a64-pinephone.dtsi"
10 compatible = "pine64,pinephone-1.1", "pine64,pinephone", "allwinner,sun50i-a64";
14 power-supply = <&reg_ldo_io0>;
22 brightness-levels = <
28 num-interpolated-steps = <50>;
29 default-brightness-level = <400>;
33 allwinner,internal-bias-resistor;
37 enable-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
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/linux/drivers/phy/mediatek/
H A Dphy-mtk-pcie.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/nvmem-consumer.h>
15 #include "phy-mtk-io.h"
18 /* Internal Resistor Selection of TX Bias Current */
36 * struct mtk_pcie_lane_efuse - eFuse data for each lane
50 * struct mtk_pcie_phy_data - phy data for each SoC
60 * struct mtk_pcie_phy - PCIe phy driver main structure
66 * @efuse_glb_intr: internal resistor selection of TX bias current data
83 struct mtk_pcie_lane_efuse *data = &pcie_phy->efuse[lane]; in mtk_pcie_efuse_set_lane()
86 if (!data->lane_efuse_supported) in mtk_pcie_efuse_set_lane()
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/linux/drivers/power/supply/
H A D88pm860x_battery.c1 // SPDX-License-Identifier: GPL-2.0-only
37 /* bit definitions of GPADC Bias Current 2 Register */
39 /* GPADC1 Bias Current value in uA unit */
68 /* OCV -- Open Circuit Voltage */
82 * Battery temperature based on NTC resistor, defined
83 * corresponding resistor value -- Ohm / C degeree.
85 #define TBAT_NEG_25D 127773 /* -25 */
86 #define TBAT_NEG_10D 54564 /* -10 */
104 int resistor; /* Battery Internal Resistor */ member
151 * register 1 bit[7:0] -- bit[11:4] of measured value of voltage
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/linux/sound/soc/sunxi/
H A Dsun50i-codec-analog.c1 // SPDX-License-Identifier: GPL-2.0+
3 * This driver supports the analog controls for the internal codec
6 * Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
10 * Based on sun8i-codec-analog.c
22 #include <sound/soc-dapm.h>
25 #include "sun8i-adda-pr-regmap.h"
178 -450, 150, 0);
184 static const DECLARE_TLV_DB_SCALE(sun50i_codec_hp_vol_scale, -6300, 100, 1);
188 2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
193 2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
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H A Dsun8i-codec.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * This driver supports the digital controls for the internal codec
6 * (C) Copyright 2010-2016
9 * Mylène Josserand <mylene.josserand@free-electrons.com>
27 #include <sound/soc-dapm.h>
251 if (scodec->clk_bus) { in sun8i_codec_runtime_resume()
252 ret = clk_prepare_enable(scodec->clk_bus); in sun8i_codec_runtime_resume()
259 regcache_cache_only(scodec->regmap, false); in sun8i_codec_runtime_resume()
261 ret = regcache_sync(scodec->regmap); in sun8i_codec_runtime_resume()
274 regcache_cache_only(scodec->regmap, true); in sun8i_codec_runtime_suspend()
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/linux/sound/soc/codecs/
H A Dmsm8916-wcd-analog.c1 // SPDX-License-Identifier: GPL-2.0
109 #define MICB_VOLTAGE_REGVAL(v) (((v - MICB_MIN_VAL)/MICB_STEP_SIZE) << 3)
283 "vdd-cdc-io",
284 "vdd-cdc-tx-rx-cx",
302 /* Voltage threshold when internal current source of 100uA is used */
304 /* Voltage threshold when microphone bias is ON */
358 if (wcd->micbias_mv) { in pm8916_wcd_analog_micbias_enable()
361 MICB_VOLTAGE_REGVAL(wcd->micbias_mv)); in pm8916_wcd_analog_micbias_enable()
366 if (wcd->micbias_mv >= 2700) in pm8916_wcd_analog_micbias_enable()
394 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); in pm8916_wcd_analog_enable_micbias_int()
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H A Dsgtl5000.c1 // SPDX-License-Identifier: GPL-2.0
3 // sgtl5000.c -- SGTL5000 ALSA SoC Audio driver
5 // Copyright 2010-2011 Freescale Semiconductor, Inc. All Rights Reserved.
26 #include <sound/soc-dapm.h>
80 /* AVC: Threshold dB -> register: pre-calculated values */
110 #define LINREG_VDDD ((1600 - LDO_VOLTAGE / 1000) / 50)
190 /* When VAG powering on to get local loop from Line-In, the sleep in vag_power_on()
210 * If the event comes from HP and Line-In is selected, in vag_power_consumers()
212 * As HP_POWERUP is not set when HP muxed to line-in, in vag_power_consumers()
240 * - LINE_IN (for HP events) / HP (for DAC/ADC events) in vag_power_off()
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H A Dmt6358.c1 // SPDX-License-Identifier: GPL-2.0
3 // mt6358.c -- mt6358 ALSA SoC audio codec driver
107 priv->mtkaif_protocol = mtkaif_protocol; in mt6358_set_mtkaif_protocol()
115 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_CLR, in playback_gpio_set()
117 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_SET, in playback_gpio_set()
119 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2, in playback_gpio_set()
130 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_CLR, in playback_gpio_reset()
132 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2, in playback_gpio_reset()
134 regmap_update_bits(priv->regmap, MT6358_GPIO_DIR0, in playback_gpio_reset()
141 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3_CLR, in capture_gpio_set()
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H A Dmt6359-accdet.c1 // SPDX-License-Identifier: GPL-2.0
3 // mt6359-accdet.c -- ALSA SoC mt6359 accdet driver
27 #include "mt6359-accdet.h"
31 #define REGISTER_VAL(x) ((x) - 1)
73 if (priv->data->eint_detect_mode == 0x3 || in adjust_eint_analog_setting()
74 priv->data->eint_detect_mode == 0x4) { in adjust_eint_analog_setting()
76 regmap_update_bits(priv->regmap, in adjust_eint_analog_setting()
79 if (priv->data->eint_detect_mode == 0x4) { in adjust_eint_analog_setting()
80 if (priv->caps & ACCDET_PMIC_EINT0) { in adjust_eint_analog_setting()
82 regmap_update_bits(priv->regmap, in adjust_eint_analog_setting()
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H A Dnau8825.c1 // SPDX-License-Identifier: GPL-2.0-only
8 * Co-author: Meng-Huang Kuo <mhkuo@nuvoton.com>
35 #define NUVOTON_CODEC_DAI "nau8825-hifi"
223 * nau8825_sema_acquire - acquire the semaphore of nau88l25
233 * this function returns -ETIME. If the sleep is interrupted by a signal,
234 * this function will return -EINTR. It returns 0 if the semaphore was
246 ret = down_timeout(&nau8825->xtalk_sem, timeout); in nau8825_sema_acquire()
248 dev_warn(nau8825->dev, "Acquire semaphore timeout\n"); in nau8825_sema_acquire()
250 ret = down_trylock(&nau8825->xtalk_sem); in nau8825_sema_acquire()
252 dev_warn(nau8825->dev, "Acquire semaphore fail\n"); in nau8825_sema_acquire()
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H A Dmax98090.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * max98090.c -- MAX98090 ALSA SoC Audio driver
5 * Copyright 2011-2012 Maxim Integrated Products
44 { 0x12, 0x00 }, /* 12 Mic Bias Voltage */
95 { 0x42, 0x00 }, /* 42 Bias Control */
279 /* Reset the codec by writing to this write-only reset register */ in max98090_reset()
280 ret = regmap_write(max98090->regmap, M98090_REG_SOFTWARE_RESET, in max98090_reset()
283 dev_err(max98090->component->dev, in max98090_reset()
300 -600, 600, 0);
303 0, 3, TLV_DB_SCALE_ITEM(-600, 300, 0),
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/linux/arch/arm/boot/dts/qcom/
H A Dqcom-apq8060-dragonboard.dts1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 #include <dt-bindings/input/input.h>
3 #include <dt-bindings/gpio/gpio.h>
4 #include <dt-bindings/leds/common.h>
5 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
6 #include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
7 #include "qcom-msm8660.dtsi"
12 compatible = "qcom,apq8060-dragonboard", "qcom,msm8660";
19 stdout-path = "serial0:115200n8";
23 vph: regulator-fixed {
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