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/Documentation/devicetree/bindings/power/reset/
Dgpio-restart.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/reset/gpio-restart.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO controlled reset
10 - Sebastian Reichel <sre@kernel.org>
13 Drive a GPIO line that can be used to restart the system from a restart handler.
16 request the given gpio line and install a restart handler. If the optional properties
17 'open-source' is not found, the GPIO line will be driven in the inactive state. Otherwise its
20 When the system is restarted, the restart handler will be invoked in priority order. The GPIO
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Dgpio-poweroff.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/reset/gpio-poweroff.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO controlled power off
10 - Sebastian Reichel <sre@kernel.org>
13 System power off support via a GPIO line. When a shutdown is
14 executed the operating system is expected to switch the GPIO
15 from inactive to active. After a delay (active-delay-ms) it
17 delay (inactive-delay-ms) it is configured as active again.
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Dltc2952-poweroff.txt9 - compatible: Must contain: "lltc,ltc2952"
10 - watchdog-gpios: phandle + gpio-specifier for the GPIO connected to the
12 - kill-gpios: phandle + gpio-specifier for the GPIO connected to the
16 - trigger-gpios: phandle + gpio-specifier for the GPIO connected to the
20 - trigger-delay-ms The number of milliseconds to wait after trigger line
29 trigger-gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
30 trigger-delay-ms = <2000>;
31 watchdog-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
32 kill-gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
/Documentation/devicetree/bindings/gpio/
Dgpio-delay.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpio/gpio-delay.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO delay controller
10 - Alexander Stein <linux@ew.tq-group.com>
13 This binding describes an electrical setup where setting an GPIO output
16 +----------+ +-----------+
20 | GPIO | | | R | Consumer |
23 | [IOx|-------| |--+-----|-----+ |
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/Documentation/devicetree/bindings/input/
Dgpio-matrix-keypad.txt1 * GPIO driven matrix keypad device tree bindings
3 GPIO driven matrix keypad is used to interface a SoC with a matrix keypad.
6 keypad can sense a key-press and key-release by means of GPIO lines and
7 report the event using GPIO interrupts to the cpu.
10 - compatible: Should be "gpio-matrix-keypad"
11 - row-gpios: List of gpios used as row lines. The gpio specifier
12 for this property depends on the gpio controller to
14 - col-gpios: List of gpios used as column lines. The gpio specifier
15 for this property depends on the gpio controller to
17 - linux,keymap: The definition can be found at
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/Documentation/devicetree/bindings/pinctrl/
Dpinctrl-st.txt3 Each multi-function pin is controlled, driven and routed through the
4 PIO multiplexing block. Each pin supports GPIO functionality (ALT0)
5 and multiple alternate functions(ALT1 - ALTx) that directly connect
8 When a pin is in GPIO mode, Output Enable (OE), Open Drain(OD), and
12 gpio driver to configure a pin.
14 GPIO bank can have one of the two possible types of interrupt-wirings.
16 First type is via irqmux, single interrupt is used by multiple gpio banks. This
20 | |----> [gpio-bank (n) ]
21 | |----> [gpio-bank (n + 1)]
22 [irqN]-- | irq-mux |----> [gpio-bank (n + 2)]
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/Documentation/devicetree/bindings/leds/backlight/
Dpwm-backlight.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/pwm-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: pwm-backlight
10 - Lee Jones <lee@kernel.org>
11 - Daniel Thompson <daniel.thompson@linaro.org>
12 - Jingoo Han <jingoohan1@gmail.com>
15 - $ref: common.yaml#
19 const: pwm-backlight
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Dkinetic,ktz8866.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jianhua Lu <lujianhua000@gmail.com>
13 The Kinetic Technologies KTZ8866 is a high efficiency 6-channels-current-sinks
15 https://www.kinet-ic.com/ktz8866/
18 - $ref: common.yaml#
27 vddpos-supply:
30 vddneg-supply:
33 enable-gpios:
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/Documentation/devicetree/bindings/sound/
Ddmic-codec.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/sound/dmic-codec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
13 - $ref: dai-common.yaml#
17 const: dmic-codec
19 '#sound-dai-cells':
22 dmicen-gpios:
23 description: GPIO specifier for DMIC to control start and stop
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Drt5682.txt7 - compatible : "realtek,rt5682" or "realtek,rt5682i"
9 - reg : The I2C address of the device.
11 - AVDD-supply: phandle to the regulator supplying analog power through the
14 - MICVDD-supply: phandle to the regulator supplying power for the microphone
17 - VBAT-supply: phandle to the regulator supplying battery power through the
20 - DBVDD-supply: phandle to the regulator supplying I/O power through the DBVDD
23 - LDO1-IN-supply: phandle to the regulator supplying power to the digital core
28 - interrupts : The CODEC's interrupt output.
30 - realtek,dmic1-data-pin
35 - realtek,dmic1-clk-pin
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Dwlf,wm8903.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
30 - patches@opensource.cirrus.com
39 gpio-controller: true
40 '#gpio-cells':
46 micdet-cfg:
51 micdet-delay:
54 description: The debounce delay for microphone detection in mS.
56 gpio-cfg:
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Drealtek,rt5682s.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Derek Fang <derek.fang@realtek.com>
13 Rt5682s(ALC5682I-VS) is a rt5682i variant which supports I2C only.
16 - $ref: dai-common.yaml#
30 realtek,dmic1-data-pin:
33 - 0 # dmic1 data is not used
34 - 1 # using GPIO2 pin as dmic1 data pin
35 - 2 # using GPIO5 pin as dmic1 data pin
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/Documentation/devicetree/bindings/net/dsa/
Dvitesse,vsc73xx.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
13 The Vitesse DSA Switches were produced in the early-to-mid 2000s.
19 Vitesse VSC7385 SparX-G5 5+1-port Integrated Gigabit Ethernet Switch
20 Vitesse VSC7388 SparX-G8 8-port Integrated Gigabit Ethernet Switch
21 Vitesse VSC7395 SparX-G5e 5+1-port Integrated Gigabit Ethernet Switch
22 Vitesse VSC7398 SparX-G8e 8-port Integrated Gigabit Ethernet Switch
27 reside inside a SPI bus device tree node, see spi/spi-bus.txt
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Dmicrochip,lan937x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - UNGLinuxDriver@microchip.com
13 - $ref: dsa.yaml#/$defs/ethernet-ports
18 - microchip,lan9370
19 - microchip,lan9371
20 - microchip,lan9372
21 - microchip,lan9373
22 - microchip,lan9374
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/Documentation/devicetree/bindings/regulator/
Dfixed-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/fixed-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
16 expected to have the regulator-min-microvolt and regulator-max-microvolt
20 - $ref: regulator.yaml#
21 - if:
25 const: regulator-fixed-clock
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/Documentation/devicetree/bindings/extcon/
Dextcon-palmas.txt5 - compatible: should contain one of:
6 * "ti,palmas-usb-vid".
7 * "ti,twl6035-usb-vid".
8 * "ti,palmas-usb" (DEPRECATED - use "ti,palmas-usb-vid").
9 * "ti,twl6035-usb" (DEPRECATED - use "ti,twl6035-usb-vid").
12 - ti,wakeup : To enable the wakeup comparator in probe
13 - ti,enable-id-detection: Perform ID detection. If id-gpio is specified
14 it performs id-detection using GPIO else using OTG core.
15 - ti,enable-vbus-detection: Perform VBUS detection.
16 - id-gpio: gpio for GPIO ID detection. See gpio binding.
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/Documentation/devicetree/bindings/mmc/
Dmmc-pwrseq-simple.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mmc/mmc-pwrseq-simple.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Ulf Hansson <ulf.hansson@linaro.org>
19 const: mmc-pwrseq-simple
21 reset-gpios:
26 contains a list of GPIO specifiers. The reset GPIOs are asserted
28 They will be de-asserted right after the power has been provided to the
33 description: Handle for the entry in clock-names.
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Dpxa-mmc.txt6 - compatible: Should be "marvell,pxa-mmc".
7 - vmmc-supply: A regulator for VMMC
10 - marvell,detect-delay-ms: sets the detection delay timeout in ms.
18 compatible = "marvell,pxa-mmc";
21 vmmc-supply = <&mmc_regulator>;
22 cd-gpios = <&gpio 23 0>;
23 wp-gpios = <&gpio 24 0>;
/Documentation/devicetree/bindings/net/
Dmdio.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andrew Lunn <andrew@lunn.ch>
11 - Florian Fainelli <f.fainelli@gmail.com>
12 - Heiner Kallweit <hkallweit1@gmail.com>
17 bus. These should follow the generic ethernet-phy.yaml document, or
22 pattern: '^mdio(-(bus|external))?(@.+|-([0-9]+))?$'
24 "#address-cells":
27 "#size-cells":
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/Documentation/devicetree/bindings/display/
Drepaper.txt1 Pervasive Displays RePaper branded e-ink displays
4 - compatible: "pervasive,e1144cs021" for 1.44" display
9 - panel-on-gpios: Timing controller power control
10 - discharge-gpios: Discharge control
11 - reset-gpios: RESET pin
12 - busy-gpios: BUSY pin
15 - border-gpios: Border control
18 all mandatory properties described in ../spi/spi-bus.txt must be specified.
21 - pervasive,thermal-zone: name of thermometer's thermal zone
28 #thermal-sensor-cells = <0>;
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/Documentation/devicetree/bindings/mfd/
Dgoogle,cros-ec.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/google,cros-ec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Benson Leung <bleung@chromium.org>
11 - Guenter Roeck <groeck@chromium.org>
22 - description:
24 const: google,cros-ec-i2c
25 - description:
27 const: google,cros-ec-spi
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Drohm,bd71828-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71828-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
13 BD71828GW is a single-chip power management IC for battery-powered portable
15 single-cell linear charger. Also included is a Coulomb counter, a real-time
21 - const: rohm,bd71828
23 - items:
24 - const: rohm,bd71879
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/Documentation/devicetree/bindings/mtd/
Dgpio-control-nand.txt1 GPIO assisted NAND flash
3 The GPIO assisted NAND flash uses a memory mapped interface to
4 read/write the NAND commands and data and GPIO pins for the control
8 - compatible : "gpio-control-nand"
9 - reg : should specify localbus chip select and size used for the chip. The
12 - #address-cells, #size-cells : Must be present if the device has sub-nodes
14 - gpios : Specifies the GPIO pins to control the NAND device. The order of
15 GPIO references is: RDY, nCE, ALE, CLE, and nWP. nCE and nWP are optional.
18 - bank-width : Width (in bytes) of the device. If not present, the width
20 - chip-delay : chip dependent delay for transferring data from array to
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/Documentation/devicetree/bindings/input/touchscreen/
Dti,ads7843.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Alexander Stein <alexander.stein@ew.tq-group.com>
11 - Dmitry Torokhov <dmitry.torokhov@gmail.com>
12 - Marek Vasut <marex@denx.de>
21 - ti,ads7843
22 - ti,ads7845
23 - ti,ads7846
24 - ti,ads7873
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/Documentation/devicetree/bindings/serial/
Drs485.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 direction for the built-in half-duplex mode. The properties described
11 hereafter shall be given to a half-duplex capable UART node.
14 - Rob Herring <robh@kernel.org>
17 rs485-rts-delay:
18 description: prop-encoded-array <a b>
19 $ref: /schemas/types.yaml#/definitions/uint32-array
21 - description: Delay between rts signal and beginning of data sent in
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