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/linux-6.12.1/Documentation/devicetree/bindings/i2c/
Dhisilicon,ascend910-i2c.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/i2c/hisilicon,ascend910-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: HiSilicon common I2C controller
10 - Yicong Yang <yangyicong@hisilicon.com>
13 The HiSilicon common I2C controller can be used for many different
17 - $ref: /schemas/i2c/i2c-controller.yaml#
21 const: hisilicon,ascend910-i2c
32 clock-frequency:
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/linux-6.12.1/sound/soc/codecs/
Dak4619.c1 // SPDX-License-Identifier: GPL-2.0
3 * ak4619.c -- Asahi Kasei ALSA SoC Audio driver
15 #include <linux/i2c.h>
35 #define LADC1 0x06 /* ADC1 Lch Digital Volume */
36 #define RADC1 0x07 /* ADC1 Rch Digital Volume */
37 #define LADC2 0x08 /* ADC2 Lch Digital Volume */
38 #define RADC2 0x09 /* ADC2 Rch Digital Volume */
39 #define ADC_DF 0x0a /* ADC Digital Filter Setting */
42 #define LDAC1 0x0E /* DAC1 Lch Digital Volume */
43 #define RDAC1 0x0F /* DAC1 Rch Digital Volume */
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Dmax9867.c1 // SPDX-License-Identifier: GPL-2.0
5 // Copyright 2013-2015 Maxim Integrated Products
6 // Copyright 2018 Ladislav Michl <ladis@linux-mips.org>
11 #include <linux/i2c.h>
42 "Butterworth/8-24"
55 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); in max9867_adc_dac_event()
71 max9867->adc_dac_active |= BIT(adc_dac); in max9867_adc_dac_event()
73 max9867->adc_dac_active &= ~BIT(adc_dac); in max9867_adc_dac_event()
86 ret = regmap_read(max9867->regmap, MAX9867_CODECFLTR, &reg); in max9867_filter_get()
88 return -EINVAL; in max9867_filter_get()
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Dak4375.c1 // SPDX-License-Identifier: GPL-2.0-or-later
10 #include <linux/i2c.h>
23 #define PMCP2 BIT(1) /* Charge Pump 2: Class-G HP Amp */
117 * Output Digital volume control:
118 * from -12.5 to 3 dB in 0.5 dB steps (mute instead of -12.5 dB)
120 static DECLARE_TLV_DB_SCALE(dac_tlv, -1250, 50, 0);
123 * HP-Amp Analog volume control:
124 * from -4.2 to 6 dB in 2 dB steps (mute instead of -4.2 dB)
126 static DECLARE_TLV_DB_SCALE(hpg_tlv, -4200, 20, 0);
132 "+-VDD Operation",
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Dda732x.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * da732x.c --- Dialog DA732X ALSA SoC Audio Driver
15 #include <linux/i2c.h>
24 #include <sound/soc-dapm.h>
41 * da732x register cache - default settings
184 return -EINVAL; in da732x_get_input_div()
249 /* High Pass Filter */
327 struct soc_enum *enum_ctrl = (struct soc_enum *)kcontrol->private_value; in da732x_hpf_set()
328 unsigned int reg = enum_ctrl->reg; in da732x_hpf_set()
329 unsigned int sel = ucontrol->value.enumerated.item[0]; in da732x_hpf_set()
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Dtlv320adcx140.c1 // SPDX-License-Identifier: GPL-2.0
3 // Copyright (C) 2020 Texas Instruments Incorporated - https://www.ti.com/
10 #include <linux/i2c.h>
40 "ti,gpo-config-1",
41 "ti,gpo-config-2",
42 "ti,gpo-config-3",
43 "ti,gpo-config-4",
162 /* Digital Volume control. From -100 to 27 dB in 0.5 dB steps */
163 static DECLARE_TLV_DB_SCALE(dig_vol_tlv, -10050, 50, 0);
168 /* DRE Level. From -12 dB to -66 dB in 1 dB steps */
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Dml26124.c1 // SPDX-License-Identifier: GPL-2.0-only
11 #include <linux/i2c.h>
22 #define DVOL_CTL_DVMUTE_ON BIT(4) /* Digital volume MUTE On */
23 #define DVOL_CTL_DVMUTE_OFF 0 /* Digital volume MUTE Off */
53 static const DECLARE_TLV_DB_SCALE(digital_tlv, -7150, 50, 0);
55 static const DECLARE_TLV_DB_SCALE(alclvl, -2250, 150, 0);
56 static const DECLARE_TLV_DB_SCALE(mingain, -1200, 600, 0);
57 static const DECLARE_TLV_DB_SCALE(maxgain, -675, 600, 0);
58 static const DECLARE_TLV_DB_SCALE(boost_vol, -1200, 75, 0);
60 static const char * const ml26124_companding[] = {"16bit PCM", "u-law",
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Dak4458.c1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/i2c.h>
20 #include <sound/soc-dapm.h>
84 * from -127 to 0 dB in 0.5 dB steps (mute instead of -127.5 dB)
86 static DECLARE_TLV_DB_SCALE(dac_tlv, -12750, 50, 1);
100 * SSLOW, SD, SLOW bits Digital Filter Setting
101 * 0, 0, 0 : Sharp Roll-Off Filter
102 * 0, 0, 1 : Slow Roll-Off Filter
103 * 0, 1, 0 : Short delay Sharp Roll-Off Filter
104 * 0, 1, 1 : Short delay Slow Roll-Off Filter
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Dwm8940.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * wm8940.c -- WM8940 ALSA Soc Audio driver
12 * Notch filter control
19 * Digital Sidetone not supported
27 #include <linux/i2c.h>
120 { 0x10, 0x0000 }, /* Notch Filter 1 Control 1 */
121 { 0x11, 0x0000 }, /* Notch Filter 1 Control 2 */
122 { 0x12, 0x0000 }, /* Notch Filter 2 Control 1 */
123 { 0x13, 0x0000 }, /* Notch Filter 2 Control 2 */
124 { 0x14, 0x0000 }, /* Notch Filter 3 Control 1 */
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Duda1380.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * uda1380.c - Philips UDA1380 ALSA SoC audio driver
5 * Copyright (c) 2007-2009 Philipp Zabel <philipp.zabel@gmail.com>
21 #include <linux/i2c.h>
37 struct i2c_client *i2c; member
65 u16 *cache = uda1380->reg_cache; in uda1380_read_reg_cache()
70 return -1; in uda1380_read_reg_cache()
81 u16 *cache = uda1380->reg_cache; in uda1380_write_reg_cache()
86 set_bit(reg - 0x10, &uda1380_cache_dirty); in uda1380_write_reg_cache()
116 if (i2c_master_send(uda1380->i2c, data, 3) == 3) { in uda1380_write()
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/linux-6.12.1/drivers/media/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
26 bool "Filter media drivers"
36 If not selected, all non-optional media core functionality
41 bool "Autoselect ancillary drivers (tuners, sensors, i2c, spi, frontends)"
43 select I2C
47 By default, a media driver auto-selects all possible ancillary
65 # Multimedia support - automatically enable V4L2 and DVB core
84 hybrid analog/digital TV chipset.
87 support both analog and digital TV. Disabling this option
92 prompt "Digital TV" if MEDIA_SUPPORT_FILTER
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/linux-6.12.1/arch/arm/boot/dts/microchip/
Dat91-sama5d2_xplained.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sama5d2_xplained.dts - Device Tree file for SAMA5D2 Xplained board
8 /dts-v1/;
10 #include "sama5d2-pinfunc.h"
11 #include <dt-bindings/mfd/atmel-flexcom.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/input/input.h>
14 #include <dt-bindings/regulator/active-semi,8945a-regulator.h>
18 compatible = "atmel,sama5d2-xplained", "atmel,sama5d2", "atmel,sama5";
28 stdout-path = "serial0:115200n8";
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Dat91-sama5d27_som1_ek.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sama5d27_som1_ek.dts - Device Tree file for SAMA5D27-SOM1-EK board
10 /dts-v1/;
11 #include "at91-sama5d27_som1.dtsi"
12 #include <dt-bindings/mfd/atmel-flexcom.h>
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/input/input.h>
18 …compatible = "atmel,sama5d27-som1-ek", "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "…
29 stdout-path = "serial0:115200n8";
34 atmel,vbus-gpio = <&pioA PIN_PD20 GPIO_ACTIVE_HIGH>;
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Dlan966x-pcb8309.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * lan966x_pcb8309.dts - Device Tree file for PCB8309
5 /dts-v1/;
7 #include "dt-bindings/phy/phy-lan966x-serdes.h"
10 model = "Microchip EVB - LAN9662";
11 compatible = "microchip,lan9662-pcb8309", "microchip,lan9662", "microchip,lan966";
20 stdout-path = "serial0:115200n8";
23 gpio-restart {
24 compatible = "gpio-restart";
29 i2c-mux {
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Dat91-sama7g5ek.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sama7g5ek.dts - Device Tree file for SAMA7G5-EK board
11 /dts-v1/;
12 #include "sama7g5-pinfunc.h"
14 #include <dt-bindings/mfd/atmel-flexcom.h>
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/pinctrl/at91.h>
17 #include <dt-bindings/sound/microchip,pdmc.h>
20 model = "Microchip SAMA7G5-EK";
25 stdout-path = "serial0:115200n8";
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Dat91-sam9x60_curiosity.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sam9x60_curiosity.dts - Device Tree file for Microchip SAM9X60 Curiosity board
9 /dts-v1/;
11 #include <dt-bindings/input/input.h>
15 compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9";
24 stdout-path = "serial0:115200n8";
33 clock-frequency = <32768>;
37 clock-frequency = <24000000>;
41 gpio-keys {
42 compatible = "gpio-keys";
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Dat91-sama5d2_icp.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sama5d2_icp.dts - Device Tree file for SAMA5D2-ICP board
11 /dts-v1/;
13 #include "sama5d2-pinfunc.h"
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/mfd/atmel-flexcom.h>
19 model = "Microchip SAMA5D2-ICP";
20 compatible = "microchip,sama5d2-icp", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
32 stdout-path = "serial0:115200n8";
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Dat91-sam9x60ek.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sam9x60ek.dts - Device Tree file for Microchip SAM9X60-EK board
9 /dts-v1/;
11 #include <dt-bindings/input/input.h>
14 model = "Microchip SAM9X60-EK";
24 stdout-path = "serial0:115200n8";
29 clock-frequency = <32768>;
33 clock-frequency = <24000000>;
37 gpio-keys {
38 compatible = "gpio-keys";
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/linux-6.12.1/drivers/iio/gyro/
Ditg3200_core.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * itg3200_core.c -- support InvenSense ITG3200
4 * Digital 3-Axis Gyroscope driver
11 * - Support digital low pass filter
12 * - Support power management
17 #include <linux/i2c.h>
37 return i2c_smbus_write_byte_data(st->i2c, 0x80 | reg_address, val); in itg3200_write_reg_8()
46 ret = i2c_smbus_read_byte_data(st->i2c, reg_address); in itg3200_read_reg_8()
57 struct i2c_client *client = st->i2c; in itg3200_read_reg_s16()
63 .addr = client->addr, in itg3200_read_reg_s16()
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Dmpu3050.h1 /* SPDX-License-Identifier: GPL-2.0 */
6 #include <linux/i2c.h>
9 * enum mpu3050_fullscale - indicates the full range of the sensor in deg/sec
19 * enum mpu3050_lpf - indicates the low pass filter width
42 * struct mpu3050 - instance state container for the device
50 * @lpf: digital low pass filter setting for the device
52 * @calibration: the three signed 16-bit calibration settings that
55 * @trig: trigger for the MPU-3050 interrupt, if present
64 * @i2cmux: an I2C mux reflecting the fact that this sensor is a hub with
65 * a pass-through I2C interface coming out of it: this device needs to be
/linux-6.12.1/include/linux/iio/gyro/
Ditg3200.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * itg3200.h -- support InvenSense ITG3200
4 * Digital 3-Axis Gyroscope driver
16 /* Register with I2C address (34h) */
24 /* Digital low pass filter settings */
59 /* Determine the status of ITG-3200 interrupts */
61 /* Status of 'device is ready'-interrupt */
63 /* Status of 'data is available'-interrupt */
79 * power-up-default settings */
97 * struct itg3200 - device instance specific data
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/linux-6.12.1/drivers/media/tuners/
Dxc4000.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
18 /* if non-zero, power management is enabled by default */
20 /* value to be written to XREG_AMPLITUDE in DVB-T mode (0: no write) */
22 /* if non-zero, register 0x0E is set to filter analog TV video output */
24 /* IF for DVB-T */
31 /* For each bridge framework, when it attaches either analog or digital,
41 struct i2c_adapter *i2c,
45 struct i2c_adapter *i2c, in xc4000_attach() argument
Dtda18271.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 tda18271.h - header for the Philips / NXP TDA18271 silicon tuner
12 #include <linux/i2c.h>
84 /* use i2c gate provided by analog or digital demod */
90 /* some i2c providers can't write all 39 registers at once */
93 /* force rf tracking filter calibration on startup */
114 struct i2c_adapter *i2c,
119 struct i2c_adapter *i2c, in tda18271_attach() argument
/linux-6.12.1/Documentation/devicetree/bindings/media/i2c/
Dmax2175.txt2 -----------------------------------------
4 The MAX2175 IC is an advanced analog/digital hybrid-radio receiver with
5 RF to Bits® front-end designed for software-defined radio solutions.
8 --------------------
9 - compatible: "maxim,max2175" for MAX2175 RF-to-bits tuner.
10 - clocks: clock specifier.
11 - port: child port node corresponding to the I2S output, in accordance with
13 Documentation/devicetree/bindings/media/video-interfaces.txt. The port
17 --------------------
18 - maxim,master : phandle to the master tuner if it is a slave. This
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/linux-6.12.1/drivers/iio/light/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
21 be called acpi-als.
24 tristate "ADJD-S311-CR999 digital color sensor"
27 depends on I2C
29 If you say yes here you get support for the Avago ADJD-S311-CR999
30 digital color light sensor.
38 depends on I2C
48 depends on I2C
58 depends on I2C
68 depends on I2C
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