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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/adc/
Dti,adc12138.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Texas Instruments ADC12138 and similar self-calibrating ADCs
10 - Akinobu Mita <akinobu.mita@gmail.com>
19 - ti,adc12130
20 - ti,adc12132
21 - ti,adc12138
34 spi-max-frequency: true
36 vref-p-supply:
[all …]
Dfsl,vf610-adc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/fsl,vf610-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Fugang Duan <fugang.duan@nxp.com>
17 const: fsl,vf610-adc
26 description: ADC source clock (ipg clock)
29 clock-names:
32 vref-supply:
35 fsl,adck-max-frequency:
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Dst,stm32-adc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: "http://devicetree.org/schemas/iio/adc/st,stm32-adc.yaml#"
5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
10 STM32 ADC is a successive approximation analog-to-digital converter.
13 stored in a left-aligned or right-aligned 32-bit data register.
17 voltage goes beyond the user-defined, higher or lower thresholds.
22 - Fabrice Gasnier <fabrice.gasnier@st.com>
27 - st,stm32f4-adc-core
28 - st,stm32h7-adc-core
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/input/touchscreen/
Dads7846.txt7 Documentation/devicetree/bindings/spi/spi-bus.txt
23 vcc-supply A regulator node for the supply voltage.
28 ti,vref-delay-usecs vref supply delay in usecs, 0 for
29 external vref (u16).
30 ti,vref-mv The VREF voltage, in millivolts (u16).
33 ti,keep-vref-on set to keep vref on for differential
35 ti,settle-delay-usec Settling time of the analog signals;
37 on the X/Y drivers. If set to non-zero,
41 ti,penirq-recheck-delay-usecs If set to non-zero, after samples are
47 ti,x-plate-ohms Resistance of the X-plate,
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/sound/
Dtlv320adcx140.yaml1 # SPDX-License-Identifier: (GPL-2.0+ OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Texas Instruments TLV320ADCX140 Quad Channel Analog-to-Digital Converter
11 - Dan Murphy <dmurphy@ti.com>
14 The TLV320ADCX140 are multichannel (4-ch analog recording or 8-ch digital
15 PDM microphones recording), high-performance audio, analog-to-digital
28 - const: ti,tlv320adc3140
29 - const: ti,tlv320adc5140
30 - const: ti,tlv320adc6140
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/kernel/linux/linux-5.10/arch/arm64/boot/dts/freescale/
Dimx8mq-nitrogen.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/input/input.h>
13 compatible = "boundary,imx8mq-nitrogen8m", "fsl,imx8mq";
16 stdout-path = "serial0:115200n8";
24 gpio-keys {
25 compatible = "gpio-keys";
26 pinctrl-names = "default";
27 pinctrl-0 = <&pinctrl_gpio_keys>;
33 wakeup-source;
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/kernel/linux/linux-5.10/sound/soc/codecs/
Dadau1977.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Author: Lars-Peter Clausen <lars@metafoo.de>
156 static const DECLARE_TLV_DB_MINMAX_MUTE(adau1977_adc_gain, -3562, 6000);
164 SND_SOC_DAPM_SUPPLY("Vref", ADAU1977_REG_BLOCK_POWER_SAI,
177 SND_SOC_DAPM_OUTPUT("VREF"),
186 { "ADC1", NULL, "Vref" },
187 { "ADC2", NULL, "Vref" },
188 { "ADC3", NULL, "Vref" },
189 { "ADC4", NULL, "Vref" },
191 { "VREF", NULL, "Vref" },
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Drt1305.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * rt1305.c -- RT1305 ALSA SoC amplifier component driver
25 #include <sound/soc-dapm.h>
249 regmap_multi_reg_write(rt1305->regmap, init_list, RT1305_INIT_REG_LEN); in rt1305_reg_init()
381 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -9435, 37, 0);
406 static int rt1305_is_rc_clk_from_pll(struct snd_soc_dapm_widget *source, in rt1305_is_rc_clk_from_pll() argument
410 snd_soc_dapm_to_component(source->dapm); in rt1305_is_rc_clk_from_pll()
416 if (rt1305->sysclk_src == RT1305_FS_SYS_PRE_S_PLL1 && in rt1305_is_rc_clk_from_pll()
423 static int rt1305_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source, in rt1305_is_sys_clk_from_pll() argument
427 snd_soc_dapm_to_component(source->dapm); in rt1305_is_sys_clk_from_pll()
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Drt286.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * rt286.c -- RT286 ALSA SoC audio codec driver
23 #include <sound/soc-dapm.h>
196 snd_soc_component_write(component, rt286->index_cache[i].reg, in rt286_index_sync()
197 rt286->index_cache[i].def); in rt286_index_sync()
223 if (!rt286->component) in rt286_jack_detect()
224 return -EINVAL; in rt286_jack_detect()
226 dapm = snd_soc_component_get_dapm(rt286->component); in rt286_jack_detect()
228 if (rt286->pdata.cbj_en) { in rt286_jack_detect()
229 regmap_read(rt286->regmap, RT286_GET_HP_SENSE, &buf); in rt286_jack_detect()
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Des8316.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * es8316.c -- es8316 ALSA SoC audio driver
6 * Authors: David Yang <yangxiaohua@everest-semi.com>,
21 #include <sound/soc-dapm.h>
51 static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(dac_vol_tlv, -9600, 50, 1);
52 static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(adc_vol_tlv, -9600, 50, 1);
53 static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_max_gain_tlv, -650, 150, 0);
54 static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_min_gain_tlv, -1200, 150, 0);
55 static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_target_tlv, -1650, 150, 0);
57 0, 4, TLV_DB_SCALE_ITEM(-1200, 150, 0),
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Drt298.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * rt298.c -- RT298 ALSA SoC audio codec driver
23 #include <sound/soc-dapm.h>
200 snd_soc_component_write(component, rt298->index_cache[i].reg, in rt298_index_sync()
201 rt298->index_cache[i].def); in rt298_index_sync()
227 if (!rt298->component) in rt298_jack_detect()
228 return -EINVAL; in rt298_jack_detect()
230 dapm = snd_soc_component_get_dapm(rt298->component); in rt298_jack_detect()
232 if (rt298->pdata.cbj_en) { in rt298_jack_detect()
233 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf); in rt298_jack_detect()
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Dwm8753.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * wm8753.c -- WM8753 ALSA Soc Audio driver
5 * Copyright 2003-11 Wolfson Microelectronics PLC.
12 * Dual DAI:-
23 * Fast DAI switching:-
166 static const char *wm8753_line_mix[] = {"Line 1 + 2", "Line 1 - 2",
171 static const char *wm8753_rxmsel[] = {"RXP - RXN", "RXP + RXN", "RXP", "RXN"};
176 static const char *wm8753_out3[] = {"VREF", "ROUT2", "Left + Right"};
177 static const char *wm8753_out4[] = {"VREF", "Capture ST", "LOUT2"};
178 static const char *wm8753_radcsel[] = {"PGA", "Line or RXP-RXN", "Sidetone"};
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/dac/
Dadi,ad5770r.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Mircea Caprioru <mircea.caprioru@analog.com>
16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD5770R.pdf
21 - adi,ad5770r
26 avdd-supply:
31 iovdd-supply:
35 vref-supply:
41 adi,external-resistor:
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/kernel/linux/linux-5.10/drivers/iio/adc/
Dstm32-adc-core.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2016, STMicroelectronics - All Rights Reserved
8 * Inspired from: fsl-imx25-tsadc
25 #include "stm32-adc-core.h"
41 * struct stm32_adc_common_regs - stm32 common registers
61 * struct stm32_adc_priv_cfg - stm32 core compatible configuration data
77 * struct stm32_adc_priv - stm32 ADC core private data
86 * @vref: regulator reference
103 struct regulator *vref; member
121 * stm32f4_adc_clk_sel() - Select stm32f4 ADC common clock prescaler
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Dvf610_adc.c1 // SPDX-License-Identifier: GPL-2.0-or-later
31 #define DRIVER_NAME "vf610-adc"
162 struct regulator *vref; member
182 struct vf610_adc_feature *adc_feature = &info->adc_feature; in vf610_adc_calculate_rates()
183 unsigned long adck_rate, ipg_rate = clk_get_rate(info->clk); in vf610_adc_calculate_rates()
187 adck_rate = info->max_adck_rate[adc_feature->conv_mode]; in vf610_adc_calculate_rates()
192 adc_feature->clk_div = 1 << fls(divisor + 1); in vf610_adc_calculate_rates()
194 /* fall-back value using a safe divisor */ in vf610_adc_calculate_rates()
195 adc_feature->clk_div = 8; in vf610_adc_calculate_rates()
198 adck_rate = ipg_rate / adc_feature->clk_div; in vf610_adc_calculate_rates()
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Dmeson_saradc.c1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/clk-provider.h>
15 #include <linux/nvmem-consumer.h>
96 (8 + (((_chan) - 2) * 3))
153 * and u-boot source served as reference). These only seem to be relevant on
269 struct regulator *vref; member
306 regmap_read(priv->regmap, MESON_SAR_ADC_REG0, &regval); in meson_sar_adc_get_fifo_count()
317 tmp = div_s64((s64)val * priv->calibscale, MILLION) + priv->calibbias; in meson_sar_adc_calib_val()
319 return clamp(tmp, 0, (1 << priv->param->resolution) - 1); in meson_sar_adc_calib_val()
334 regmap_read(priv->regmap, MESON_SAR_ADC_REG0, &regval); in meson_sar_adc_wait_busy_clear()
[all …]
/kernel/linux/linux-5.10/arch/arm/boot/dts/
Dstm32429i-eval.dts2 * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
4 * This file is dual-licensed: you can use it either under the terms
22 * MA 02110-1301 USA
48 /dts-v1/;
50 #include "stm32f429-pinctrl.dtsi"
51 #include <dt-bindings/input/input.h>
52 #include <dt-bindings/gpio/gpio.h>
55 model = "STMicroelectronics STM32429i-EVAL board";
56 compatible = "st,stm32429i-eval", "st,stm32f429";
60 stdout-path = "serial0:115200n8";
[all …]
Dimx6ul-kontron-n6x1x-s.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/gpio/gpio.h>
11 gpio-leds {
12 compatible = "gpio-leds";
13 pinctrl-names = "default";
14 pinctrl-0 = <&pinctrl_gpio_leds>;
17 label = "debug-led1";
19 default-state = "off";
20 linux,default-trigger = "heartbeat";
24 label = "debug-led2";
[all …]
Dimx7d-nitrogen7.dts1 // SPDX-License-Identifier: GPL-2.0 OR X11
6 /dts-v1/;
12 compatible = "boundary,imx7d-nitrogen7", "fsl,imx7d";
19 backlight-j9 {
20 compatible = "gpio-backlight";
21 pinctrl-names = "default";
22 pinctrl-0 = <&pinctrl_backlight_j9>;
24 default-on;
27 backlight_lcd: backlight-j20 {
28 compatible = "pwm-backlight";
[all …]
Dimx6ul-phytec-segin.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 model = "PHYTEC phyBOARD-Segin i.MX6 UltraLite";
9 compatible = "phytec,imx6ul-pbacd-10", "phytec,imx6ul-pcl063", "fsl,imx6ul";
16 reg_sound_1v8: regulator-1v8 {
17 compatible = "regulator-fixed";
18 regulator-name = "i2s-audio-1v8";
19 regulator-min-microvolt = <1800000>;
20 regulator-max-microvolt = <1800000>;
24 reg_sound_3v3: regulator-3v3 {
25 compatible = "regulator-fixed";
[all …]
Dimx7d-sdb.dts1 // SPDX-License-Identifier: GPL-2.0+ OR MIT
5 /dts-v1/;
11 compatible = "fsl,imx7d-sdb", "fsl,imx7d";
14 stdout-path = &uart1;
22 gpio-keys {
23 compatible = "gpio-keys";
24 pinctrl-names = "default";
25 pinctrl-0 = <&pinctrl_gpio_keys>;
27 volume-up {
31 wakeup-source;
[all …]
Dat91-sama5d4ek.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sama5d4ek.dts - Device Tree file for SAMA5D4 Evaluation Kit
8 /dts-v1/;
12 model = "Atmel SAMA5D4-EK";
16 stdout-path = "serial0:115200n8";
25 clock-frequency = <32768>;
29 clock-frequency = <12000000>;
36 pinctrl-names = "default";
37 pinctrl-0 = <
45 /* The vref depends on JP22 of EK. If connect 1-2 then use 3.3V. connect 2-3 use 3.0V */
[all …]
Dimx6ul-ccimx6ulsom.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Digi International's ConnectCore 6UL System-On-Module device tree source
12 reg = <0x80000000 0>; /* will be filled by U-Boot */
15 reserved-memory {
16 #address-cells = <1>;
17 #size-cells = <1>;
21 compatible = "shared-dma-pool";
24 linux,cma-default;
30 vref-supply = <&vdda_adc_3v3>;
34 pinctrl-names = "default";
[all …]
Domap3-devkit8000-lcd-common.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
6 #include "omap3-devkit8000-common.dtsi"
15 compatible = "panel-dpi";
18 enable-gpios = <&twl_gpio 18 GPIO_ACTIVE_HIGH>;
22 remote-endpoint = <&dpi_lcd_out>;
30 #address-cells = <1>;
31 #size-cells = <0>;
34 remote-endpoint = <&lcd_in>;
35 data-lines = <24>;
41 regulator-min-microvolt = <1800000>;
[all …]
/kernel/linux/linux-5.10/drivers/input/touchscreen/
Dads7846.c1 // SPDX-License-Identifier: GPL-2.0-only
10 * - corgi_ts.c
11 * Copyright (C) 2004-2005 Richard Purdie
12 * - omap_ts.[hc], ads7846.h, ts_osk.c
42 * Support for ads7843 tested on Atmel at91sam926x-EK.
56 * note. The strength of filtering can be set in the board-* specific
70 * with msbs zeroed). Instead, we read them as two 8-bit values,
83 * driver is used with DMA-based SPI controllers (like atmel_spi) on
84 * systems where main memory is not DMA-coherent (most non-x86 boards).
90 /* for ads7845 with mpc5121 psc spi we use 3-byte buffers */
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