| /Linux-v5.4/Documentation/devicetree/bindings/regulator/ |
| D | da9211.txt | 5 - compatible: "dlg,da9211" or "dlg,da9212" or "dlg,da9213" or "dlg,da9223"
7 - reg: I2C slave address, usually 0x68.
8 - interrupts: the interrupt outputs of the controller
9 - regulators: A node that houses a sub-node for each regulator within the
10 device. Each sub-node is identified using the node's name, with valid
11 values listed below. The content of each sub-node is defined by the
16 - enable-gpios: platform gpio for control of BUCKA/BUCKB.
17 - Any optional property defined in regulator.txt
27 regulator-name = "VBUCKA";
28 regulator-min-microvolt = < 300000>;
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| D | gpio-regulator.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/gpio-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
18 - $ref: "regulator.yaml#"
22 const: regulator-gpio
24 regulator-name: true
26 enable-gpios:
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| D | tps65132-regulator.txt | 4 - compatible: "ti,tps65132"
5 - reg: I2C slave address
9 device node describe the properties of these regulators. The sub-node
11 -For regulator outp, the sub node name should be "outp".
12 -For regulator outn, the sub node name should be "outn".
14 -enable-gpios:(active high, output) Regulators are controlled by the input pins.
17 -active-discharge-gpios: (active high, output) Some configurations use delay mechanisms
18 on the enable pin, to keep the regulator enabled for some time after
19 the enable signal goes low. This GPIO is used to actively discharge
20 the delay mechanism. Requires specification of ti,active-discharge-time-us
[all …]
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| /Linux-v5.4/arch/arm/boot/dts/ |
| D | lpc4357-ea4357-devkit.dts | 9 * Released under the terms of 3-clause BSD License
13 /dts-v1/;
18 #include "dt-bindings/input/input.h"
19 #include "dt-bindings/gpio/gpio.h"
23 compatible = "ea,lpc4357-developers-kit", "nxp,lpc4357", "nxp,lpc4350";
33 stdout-path = &uart0;
42 compatible = "regulator-fixed";
43 regulator-name = "3v3-supply";
44 regulator-min-microvolt = <3300000>;
45 regulator-max-microvolt = <3300000>;
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| D | lpc4350-hitex-eval.dts | 9 * Released under the terms of 3-clause BSD License
13 /dts-v1/;
18 #include "dt-bindings/input/input.h"
19 #include "dt-bindings/gpio/gpio.h"
23 compatible = "hitex,lpc4350-eval-board", "nxp,lpc4350";
33 stdout-path = &uart0;
42 compatible = "gpio-keys-polled";
43 poll-interval = <100>;
49 gpios = <&pca_gpio 8 GPIO_ACTIVE_LOW>;
55 gpios = <&pca_gpio 9 GPIO_ACTIVE_LOW>;
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| D | kirkwood-synology.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
12 pinctrl: pin-controller@10000 {
13 pmx_alarmled_12: pmx-alarmled-12 {
18 pmx_fanctrl_15: pmx-fanctrl-15 {
23 pmx_fanctrl_16: pmx-fanctrl-16 {
28 pmx_fanctrl_17: pmx-fanctrl-17 {
33 pmx_fanalarm_18: pmx-fanalarm-18 {
38 pmx_hddled_20: pmx-hddled-20 {
43 pmx_hddled_21: pmx-hddled-21 {
48 pmx_hddled_22: pmx-hddled-22 {
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| D | r8a7740-armadillo800eva.dts | 1 // SPDX-License-Identifier: GPL-2.0
8 /dts-v1/;
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/input/input.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
13 #include <dt-bindings/pwm/pwm.h>
25 stdout-path = "serial0:115200n8";
33 reg_3p3v: regulator-3p3v {
34 compatible = "regulator-fixed";
35 regulator-name = "fixed-3.3V";
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| D | ste-hrefv60plus.dtsi | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2012 ST-Ericsson AB
6 #include "ste-dbx5x0.dtsi"
7 #include "ste-href-ab8500.dtsi"
8 #include "ste-href.dtsi"
11 model = "ST-Ericsson HREF (v60+) platform with Device Tree";
12 compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
17 /* GPIOs 0 - 31 */
18 gpio-line-names =
39 /* GPIOs 32 - 63 */
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| D | imx6-logicpd-baseboard.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
7 compatible = "gpio-keys";
10 gpios = <&pcf8575 0 GPIO_ACTIVE_LOW>;
13 debounce-interval = <10>;
14 wakeup-source;
18 gpios = <&pcf8575 1 GPIO_ACTIVE_LOW>;
21 debounce-interval = <10>;
22 wakeup-source;
26 gpios = <&pcf8575 2 GPIO_ACTIVE_LOW>;
29 debounce-interval = <10>;
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| /Linux-v5.4/sound/soc/ |
| D | soc-jack.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 // soc-jack.c -- ALSA SoC jack handling
23 struct snd_soc_jack_gpio *gpios; member
27 * snd_soc_card_jack_new - Create a new jack
47 mutex_init(&jack->mutex); in snd_soc_card_jack_new()
48 jack->card = card; in snd_soc_card_jack_new()
49 INIT_LIST_HEAD(&jack->pins); in snd_soc_card_jack_new()
50 INIT_LIST_HEAD(&jack->jack_zones); in snd_soc_card_jack_new()
51 BLOCKING_INIT_NOTIFIER_HEAD(&jack->notifier); in snd_soc_card_jack_new()
53 ret = snd_jack_new(card->snd_card, id, type, &jack->jack, false, false); in snd_soc_card_jack_new()
[all …]
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| /Linux-v5.4/Documentation/devicetree/bindings/phy/ |
| D | phy-mapphone-mdm6600.txt | 4 - compatible Must be "motorola,mapphone-mdm6600"
5 - enable-gpios GPIO to enable the USB PHY
6 - power-gpios GPIO to power on the device
7 - reset-gpios GPIO to reset the device
8 - motorola,mode-gpios Two GPIOs to configure MDM6600 USB start-up mode for
10 - motorola,cmd-gpios Three GPIOs to control the power state of the MDM6600
11 - motorola,status-gpios Three GPIOs to read the power state of the MDM6600
15 usb-phy {
16 compatible = "motorola,mapphone-mdm6600";
17 enable-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
[all …]
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| /Linux-v5.4/Documentation/devicetree/bindings/fsi/ |
| D | fsi-master-gpio.txt | 1 Device-tree bindings for gpio-based FSI master driver
2 -----------------------------------------------------
5 - compatible = "fsi-master-gpio";
6 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
7 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
10 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
11 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
12 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
14 - no-gpio-delays; : Don't add extra delays between GPIO
21 fsi-master {
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| D | fsi-master-ast-cf.txt | 1 Device-tree bindings for ColdFire offloaded gpio-based FSI master driver
2 ------------------------------------------------------------------------
5 - compatible =
6 "aspeed,ast2400-cf-fsi-master" for an AST2400 based system
8 "aspeed,ast2500-cf-fsi-master" for an AST2500 based system
10 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
11 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
12 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
13 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
14 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
[all …]
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| /Linux-v5.4/drivers/gpio/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
18 You only need to enable this, if you also want to enable
26 int "Maximum number of GPIOs for fast path"
55 These checks help ensure that GPIOs have been properly initialized
57 non-sleeping contexts. They can make bitbanged serial protocols
65 Say Y here to add the legacy sysfs interface for GPIOs.
86 tristate "GPIO driver for 74xx-ICs with MMIO access"
90 Say yes here to support GPIO functionality for 74xx-compatible ICs
106 If driver is built as a module it will be called gpio-altera.
130 Select this option to enable GPIO driver for
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| /Linux-v5.4/Documentation/devicetree/bindings/display/panel/ |
| D | jdi,lt070me05000.txt | 4 - compatible: should be "jdi,lt070me05000"
5 - vddp-supply: phandle of the regulator that provides the supply voltage
6 Power IC supply (3-5V)
7 - iovcc-supply: phandle of the regulator that provides the supply voltage
9 - enable-gpios: phandle of gpio for enable line
10 LED_EN, LED backlight enable, High active
11 - reset-gpios: phandle of gpio for reset line
12 This should be 8mA, gpio can be configured using mux, pinctrl, pinctrl-names
14 - dcdc-en-gpios: phandle of the gpio for power ic line
15 Power IC supply enable, High active
[all …]
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| D | sharp,ls037v7dw01.txt | 1 SHARP LS037V7DW01 TFT-LCD panel
5 - compatible: "sharp,ls037v7dw01"
8 - label: a symbolic name for the panel
9 - enable-gpios: a GPIO spec for the optional enable pin.
11 - reset-gpios: a GPIO spec for the optional reset pin.
13 - mode-gpios: a GPIO
17 - Video port for DPI input
19 This panel can have zero to five GPIOs to configure to change configuration
21 configured with external pulls, all the GPIOs are considered optional with holes
25 -------
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| D | boe,himax8279d.txt | 4 - compatible: should be "boe,himax8279d8p" and one of: "boe,himax8279d10p"
5 - reg: DSI virtual channel of the peripheral
6 - enable-gpios: panel enable gpio
7 - pp33-gpios: a GPIO phandle for the 3.3v pin that provides the supply voltage
8 - pp18-gpios: a GPIO phandle for the 1.8v pin that provides the supply voltage
11 - backlight: phandle of the backlight device attached to the panel
20 enable-gpios = <&gpio 45 GPIO_ACTIVE_HIGH>;
21 pp33-gpios = <&gpio 35 GPIO_ACTIVE_HIGH>;
22 pp18-gpios = <&gpio 36 GPIO_ACTIVE_HIGH>;
|
| D | samsung,s6e3ha2.txt | 5 - compatible: should be one of:
8 - reg: the virtual channel number of a DSI peripheral
9 - vdd3-supply: I/O voltage supply
10 - vci-supply: voltage supply for analog circuits
11 - reset-gpios: a GPIO spec for the reset pin (active low)
12 - enable-gpios: a GPIO spec for the panel enable pin (active high)
15 - te-gpios: a GPIO spec for the tearing effect synchronization signal
25 vdd3-supply = <&ldo27_reg>;
26 vci-supply = <&ldo28_reg>;
27 reset-gpios = <&gpg0 0 GPIO_ACTIVE_LOW>;
[all …]
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| /Linux-v5.4/drivers/staging/olpc_dcon/ |
| D | olpc_dcon_xo_1.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright © 2006-2007 Red Hat, Inc.
6 * Copyright © 2006-2007 Advanced Micro Devices, Inc.
37 static struct gpio_desc *gpios[5]; variable
46 gpios[i] = devm_gpiod_get(&dcon->client->dev, pin[i].name, in dcon_init_xo_1()
48 if (IS_ERR(gpios[i])) { in dcon_init_xo_1()
49 ret = PTR_ERR(gpios[i]); in dcon_init_xo_1()
56 /* Turn off the event enable for GPIO7 just to be safe */ in dcon_init_xo_1()
69 dcon->curr_src = cs5535_gpio_isset(OLPC_GPIO_DCON_LOAD, GPIO_OUTPUT_VAL) in dcon_init_xo_1()
72 dcon->pending_src = dcon->curr_src; in dcon_init_xo_1()
[all …]
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| /Linux-v5.4/Documentation/devicetree/bindings/auxdisplay/ |
| D | hit,hd44780.txt | 5 which can be used in either 4-bit or 8-bit mode.
8 - compatible: Must contain "hit,hd44780",
9 - data-gpios: Must contain an array of either 4 or 8 GPIO specifiers,
10 referring to the GPIO pins connected to the data signal lines DB0-DB7
11 (8-bit mode) or DB4-DB7 (4-bit mode) of the LCD Controller's bus interface,
12 - enable-gpios: Must contain a GPIO specifier, referring to the GPIO pin
13 connected to the "E" (Enable) signal line of the LCD Controller's bus
15 - rs-gpios: Must contain a GPIO specifier, referring to the GPIO pin
18 - display-height-chars: Height of the display, in character cells,
19 - display-width-chars: Width of the display, in character cells.
[all …]
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| /Linux-v5.4/Documentation/devicetree/bindings/gpio/ |
| D | netxbig-gpio-ext.txt | 5 - compatible: "lacie,netxbig-gpio-ext".
6 - addr-gpios: GPIOs representing the address register (LSB -> MSB).
7 - data-gpios: GPIOs representing the data register (LSB -> MSB).
8 - enable-gpio: latches the new configuration (address, data) on raising edge.
12 netxbig_gpio_ext: netxbig-gpio-ext {
13 compatible = "lacie,netxbig-gpio-ext";
15 addr-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH
18 data-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH
21 enable-gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
|
| /Linux-v5.4/Documentation/devicetree/bindings/mfd/ |
| D | ti-lmu.txt | 6 ------ ---------------------------------
14 - compatible: Should be one of:
20 - reg: I2C slave address.
28 - enable-gpios: A GPIO specifier for hardware enable pin.
29 - ramp-up-us: Current ramping from one brightness level to
31 Range from 2048 us - 117.44 s
32 - ramp-down-us: Current ramping from one brightness level to
34 Range from 2048 us - 117.44 s
35 - ti,brightness-resolution - This determines whether to use 8 bit brightness
47 - backlight: All LMU devices have backlight child nodes.
[all …]
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| /Linux-v5.4/Documentation/devicetree/bindings/serio/ |
| D | ps2-gpio.txt | 1 Device-Tree binding for ps/2 gpio device
4 - compatible = "ps2-gpio"
5 - data-gpios: the data pin
6 - clk-gpios: the clock pin
7 - interrupts: Should trigger on the falling edge of the clock line.
10 - write-enable: Indicates whether write function is provided
17 compatible = "ps2-gpio";
18 interrupt-parent = <&gpio>;
20 data-gpios = <&gpio 24 GPIO_ACTIVE_HIGH>;
21 clk-gpios = <&gpio 23 GPIO_ACTIVE_HIGH>;
[all …]
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| /Linux-v5.4/arch/mips/boot/dts/pic32/ |
| D | pic32mzda_sk.dts | 1 // SPDX-License-Identifier: GPL-2.0-only
6 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
14 compatible = "microchip,pic32mzda-sk", "microchip,pic32mzda";
27 compatible = "gpio-leds";
28 pinctrl-names = "default";
29 pinctrl-0 = <&user_leds_s0>;
33 gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
34 linux,default-trigger = "heartbeat";
[all …]
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| /Linux-v5.4/Documentation/devicetree/bindings/media/i2c/ |
| D | ov5645.txt | 1 * Omnivision 1/4-Inch 5Mp CMOS Digital Image Sensor
3 The Omnivision OV5645 is a 1/4-Inch CMOS active pixel digital image sensor with
8 - compatible: Value should be "ovti,ov5645".
9 - clocks: Reference to the xclk clock.
10 - clock-names: Should be "xclk".
11 - clock-frequency: Frequency of the xclk clock.
12 - enable-gpios: Chip enable GPIO. Polarity is GPIO_ACTIVE_HIGH. This corresponds
14 - reset-gpios: Chip reset GPIO. Polarity is GPIO_ACTIVE_LOW. This corresponds to
16 - vdddo-supply: Chip digital IO regulator.
17 - vdda-supply: Chip analog regulator.
[all …]
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