| /freebsd/sys/contrib/device-tree/Bindings/power/supply/ |
| H A D | active-semi,act8945a-charger.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/active-semi,act8945a-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Active-semi ACT8945A Charger Function
10 - Sebastian Reichel <sre@kernel.org>
13 - $ref: power-supply.yaml#
17 const: active-semi,act8945a-charger
22 active-semi,chglev-gpios:
24 description: charge current level GPIO
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| /freebsd/share/man/man4/ |
| H A D | gpioiic.4 | 30 .Nd GPIO I2C bit-banging device driver
35 .Bd -ragged -offset indent
36 .Cd "device gpio"
45 .Bd -literal -offset indent
51 driver provides an IIC bit-banging interface using two GPIO pins for the
56 bus, even on systems which don't directly support configuring gpio pins
59 They are driven to '0' or switched to input mode (Hi-Z/tri-state), and
67 .Bl -tag -width ".Va hint.gpioiic.%d.atXXX"
72 Normally just gpiobus0 on systems with a single bank of gpio pins.
76 that are to be used for SCLOCK and SDATA from the GPIO IIC
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| H A D | gpiokeys.4 | 2 .\" SPDX-License-Identifier: BSD-2-Clause
32 .Nd GPIO keys device driver
37 .Bd -ragged -offset indent
39 .Cd "device gpio"
46 .Bd -literal -offset indent
70 .Bd -literal
76 compatible = "gpio-keys";
81 gpios = <&gpio 0 3 GPIO_ACTIVE_LOW>
87 gpios = <&gpio 0 4 GPIO_ACTIVE_LOW>
96 .Pa /usr/src/sys/dts/bindings-gpio.txt .
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| /freebsd/sys/contrib/device-tree/Bindings/regulator/ |
| H A D | max8952.txt | 4 - compatible: must be equal to "maxim,max8952"
5 - reg: I2C slave address, usually 0x60
6 - max8952,dvs-mode-microvolt: array of 4 integer values defining DVS voltages
8 - any required generic properties defined in regulator.txt
11 - max8952,vid-gpios: array of two GPIO pins used for DVS voltage selection
12 - max8952,en-gpio: GPIO used to control enable status of regulator
13 - max8952,default-mode: index of default DVS voltage, from <0, 3> range
14 - max8952,sync-freq: sync frequency, must be one of following values:
15 - 0: 26 MHz
16 - 1: 13 MHz
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| H A D | maxim,max8952.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
13 - $ref: regulator.yaml#
19 max8952,default-mode:
25 max8952,dvs-mode-microvolt:
35 max8952,en-gpio:
38 GPIO used to control enable status of regulator
40 max8952,ramp-speed:
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| /freebsd/sys/contrib/device-tree/Bindings/input/ |
| H A D | rotary-encoder.txt | 4 - gpios: a spec for at least two GPIOs to be used, most significant first
7 - linux,axis: the input subsystem axis to map to this rotary encoder.
8 Defaults to 0 (ABS_X / REL_X)
9 - rotary-encoder,steps: Number of steps in a full turnaround of the
10 encoder. Only relevant for absolute axis. Defaults to 24 which is a
12 - rotary-encoder,relative-axis: register a relative axis rather than an
13 absolute one. Relative axis will only generate +1/-1 events on the input
15 - rotary-encoder,rollover: Automatic rollover when the rotary value becomes
17 - rotary-encoder,steps-per-period: Number of steps (stable states) per period.
19 1: Full-period mode (default)
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| H A D | gpio-decoder.txt | 1 * GPIO Decoder DT bindings
4 - compatible: should be "gpio-decoder"
5 - gpios: a spec of gpios (at least two) to be decoded to a number with
9 - decoder-max-value: Maximum possible value that can be reported by
11 - linux,axis: the input subsystem axis to map to (ABS_X/ABS_Y).
12 Defaults to 0 (ABS_X).
15 gpio-decoder0 {
16 compatible = "gpio-decoder";
22 decoder-max-value = <9>;
|
| H A D | rotary-encoder.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/rotary-encoder.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Frank Li <Frank.Li@nxp.com>
13 See Documentation/input/devices/rotary-encoder.rst for more information.
17 const: rotary-encoder
26 Defaults to 0 (ABS_X / REL_X)
28 rotary-encoder,steps:
33 encoder. Only relevant for absolute axis. Defaults to 24 which is a
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| H A D | gpio-keys.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/input/gpio-keys.yaml#
5 $schema: http://devicetree.org/meta-schema
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| /freebsd/sys/contrib/device-tree/Bindings/media/i2c/ |
| H A D | adv7604.txt | 12 - compatible: Must contain one of the following
13 - "adi,adv7611" for the ADV7611
14 - "adi,adv7612" for the ADV7612
16 - reg: I2C slave addresses
17 The ADV76xx has up to thirteen 256-byte maps that can be accessed via the
20 optional and revert to defaults if not specified.
22 - hpd-gpios: References to the GPIOs that control the HDMI hot-plug
23 detection pins, one per HDMI input. The active flag indicates the GPIO
24 level that enables hot-plug detection.
28 Documentation/devicetree/bindings/media/video-interfaces.txt. The port nodes
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| /freebsd/sys/contrib/device-tree/Bindings/mfd/ |
| H A D | wlf,arizona.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
17 - $ref: /schemas/spi/spi-peripheral-props.yaml
18 - $ref: /schemas/sound/wlf,arizona.yaml#
19 - $ref: /schemas/regulator/wlf,arizona.yaml#
20 - $ref: /schemas/extcon/wlf,arizona.yaml#
21 - if:
26 - cirrus,cs47l24
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| H A D | da9062.txt | 4 - https://www.dialog-semiconductor.com/products/da9062
5 - https://www.dialog-semiconductor.com/products/da9061
10 ------ ------------ -----------
11 da9062-regulator : : LDOs & BUCKs
12 da9062-rtc : : Real-Time Clock
13 da9062-onkey : : On Key
14 da9062-watchdog : : Watchdog Timer
15 da9062-thermal : : Thermal
16 da9062-gpio : : GPIOs
21 ------ ------------ -----------
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| /freebsd/sys/contrib/device-tree/Bindings/gpio/ |
| H A D | gpio-altera.txt | 1 Altera GPIO controller bindings
4 - compatible:
5 - "altr,pio-1.0"
6 - reg: Physical base address and length of the controller's registers.
7 - #gpio-cells : Should be 2
8 - The first cell is the gpio offset number.
9 - The second cell is reserved and is currently unused.
10 - gpio-controller : Marks the device node as a GPIO controller.
11 - interrupt-controller: Mark the device node as an interrupt controller
12 - #interrupt-cells : Should be 2. The interrupt type is fixed in the hardware.
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| /freebsd/sys/contrib/device-tree/Bindings/net/ |
| H A D | rfkill-gpio.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/net/rfkill-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO controlled rfkill switch
10 - Johannes Berg <johannes@sipsolutions.net>
11 - Philipp Zabel <p.zabel@pengutronix.de>
15 const: rfkill-gpio
18 description: rfkill switch name, defaults to node name
20 radio-type:
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| H A D | qca,qca7000.txt | 3 The QCA7000 is a serial-to-powerline bridge with a host interface which could
13 - compatible : Should be "qca,qca7000"
14 - reg : Should specify the SPI chip select
15 - interrupts : The first cell should specify the index of the source
18 - spi-cpha : Must be set
19 - spi-cpol : Must be set
22 - spi-max-frequency : Maximum frequency of the SPI bus the chip can operate at.
26 - qca,legacy-mode : Set the SPI data transfer of the QCA7000 to legacy mode.
30 the QCA7000 is setup via GPIO pin strapping. If the
31 property is missing the driver defaults to burst mode.
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| H A D | mediatek-bluetooth.txt | 13 - compatible: Must be
14 "mediatek,mt7663u-bluetooth": for MT7663U device
15 "mediatek,mt7668u-bluetooth": for MT7668U device
16 - vcc-supply: Main voltage regulator
18 If the pin controller on the platform can support both pinmux and GPIO
21 - pinctrl-names: Should be "default", "runtime"
22 - pinctrl-0: Should contain UART RXD low when the device is powered up to
24 - pinctrl-1: Should contain UART mode pin ctrl
27 the GPIO control still has to rely on the dedicated GPIO controller such as
30 - boot-gpios: GPIO same to the pin as UART RXD and used to keep LOW when
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| /freebsd/sys/contrib/device-tree/Bindings/mtd/ |
| H A D | gpio-control-nand.txt | 1 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
19 defaults to 1 byte.
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| /freebsd/sys/contrib/device-tree/Bindings/memory-controllers/ |
| H A D | omap-gpmc.txt | 7 - compatible: Should be set to one of the following:
9 ti,omap2420-gpmc (omap2420)
10 ti,omap2430-gpmc (omap2430)
11 ti,omap3430-gpmc (omap3430 & omap3630)
12 ti,omap4430-gpmc (omap4430 & omap4460 & omap543x)
13 ti,am3352-gpmc (am335x devices)
15 - reg: A resource specifier for the register space
17 - ti,hwmods: Should be set to "ti,gpmc" until the DT transition is
19 - #address-cells: Must be set to 2 to allow memory address translation
20 - #size-cells: Must be set to 1 to allow CS address passing
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| /freebsd/sys/contrib/device-tree/Bindings/net/bluetooth/ |
| H A D | mediatek,bluetooth.txt | 13 - compatible: Must be
14 "mediatek,mt7663u-bluetooth": for MT7663U device
15 "mediatek,mt7668u-bluetooth": for MT7668U device
16 - vcc-supply: Main voltage regulator
18 If the pin controller on the platform can support both pinmux and GPIO
21 - pinctrl-names: Should be "default", "runtime"
22 - pinctrl-0: Should contain UART RXD low when the device is powered up to
24 - pinctrl-1: Should contain UART mode pin ctrl
27 the GPIO control still has to rely on the dedicated GPIO controller such as
30 - boot-gpios: GPIO same to the pin as UART RXD and used to keep LOW when
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| /freebsd/sys/contrib/device-tree/src/arm/renesas/ |
| H A D | r8a7792-wheat.dts | 1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
24 stdout-path = "serial0:115200n8";
32 d1_8v: regulator-
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| /freebsd/sys/contrib/device-tree/Bindings/i2c/ |
| H A D | i2c-at91.txt | 4 - compatible : Must be one of:
5 "atmel,at91rm9200-i2c",
6 "atmel,at91sam9261-i2c",
7 "atmel,at91sam9260-i2c",
8 "atmel,at91sam9g20-i2c",
9 "atmel,at91sam9g10-i2c",
10 "atmel,at91sam9x5-i2c",
11 "atmel,sama5d4-i2c",
12 "atmel,sama5d2-i2c",
13 "microchip,sam9x60-i2c".
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| H A D | i2c-mux-gpio.txt | 1 GPIO-based I2C Bus Mux
6 +-----+ +-----+
8 +------------+ +-----+ +-----+
10 | | /--------+--------+
11 | +------+ | +------+ child bus A, on GPIO value set to 0
12 | | I2C |-|--| Mux |
13 | +------+ | +--+---+ child bus B, on GPIO value set to 1
14 | | | \----------+--------+--------+
15 | +------+ | | | | |
16 | | GPIO |-|-----+ +-----+ +-----+ +-----+
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| /freebsd/sys/contrib/device-tree/Bindings/sound/ |
| H A D | wm8994.txt | 8 - compatible : One of "wlf,wm1811", "wlf,wm8994" or "wlf,wm8958".
10 - reg : the I2C address of the device for I2C, the chip select
13 - gpio-controller : Indicates this device is a GPIO controller.
14 - #gpio-cells : Must be 2. The first cell is the pin number and the
17 - power supplies for the device, as covered in
20 - for wlf,wm1811 and wlf,wm8958:
21 AVDD1-supply, AVDD2-supply, DBVDD1-supply, DBVDD2-supply, DBVDD3-supply,
22 DCVDD-supply, CPVDD-supply, SPKVDD1-supply, SPKVDD2-supply
23 - for wlf,wm8994:
24 AVDD1-supply, AVDD2-supply, DBVDD-supply, DCVDD-supply, CPVDD-supply,
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| H A D | davinci-mcasp-audio.txt | 4 - compatible :
5 "ti,dm646x-mcasp-audio" : for DM646x platforms
6 "ti,da830-mcasp-audio" : for both DA830 & DA850 platforms
7 "ti,am33xx-mcasp-audio" : for AM33xx platforms (AM33xx, AM43xx, TI81xx)
8 "ti,dra7-mcasp-audio" : for DRA7xx platforms
9 "ti,omap4-mcasp-audio" : for OMAP4
11 - reg : Should contain reg specifiers for the entries in the reg-names property.
12 - reg-names : Should contain:
16 - op-mode : I2S/DIT ops mode. 0 for I2S mode. 1 for DIT mode used for S/PDIF,
17 IEC60958-1, and AES-3 formats.
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| /freebsd/sys/contrib/device-tree/src/arm/gemini/ |
| H A D | gemini-rut1xx.dts | 1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
9 #include <dt-bindings/input/input.h>
14 #address-cells = <1>;
15 #size-cells = <1>;
24 stdout-path = &uart0;
28 compatible = "gpio-keys";
30 button-setup {
31 debounce-interval = <100>;
32 wakeup-source;
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