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/Documentation/devicetree/bindings/pinctrl/
Dpincfg-node.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/pincfg-node.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
21 bias-disable:
23 description: disable any pin bias
25 bias-high-impedance:
27 description: high impedance mode ("third-state", "floating")
29 bias-bus-hold:
[all …]
Dste,abx500.txt4 - compatible: "stericsson,ab8500-gpio", "stericsson,ab8540-gpio",
5 "stericsson,ab8505-gpio", "stericsson,ab9540-gpio",
7 Please refer to pinctrl-bindings.txt in this directory for details of the
12 and pin configuration bindings, see pinctrl-bindings.txt
17 pinctrl-names = "default";
18 …pinctrl-0 = <&sysclkreq2_default_mode>, <&sysclkreq3_default_mode>, <&gpio3_default_mode>, <&syscl…
28 bias-disable;
40 output-low;
52 output-low;
64 bias-disable;
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Dsprd,pinctrl.txt9 driving level": One pin can output 3.0v or 1.8v, depending on the
11 slect 3.0v, then the pin can output 3.0v. "system control" is used
16 of them, so we can not make every Spreadtrum-special configuration
35 - input-enable
36 - input-disable
37 - output-high
38 - output-low
39 - bias-pull-up
40 - bias-pull-down
46 and set the pin sleep related configuration as "input-enable", which
[all …]
Dsprd,sc9860-pinctrl.txt7 - compatible: Must be "sprd,sc9860-pinctrl".
8 - reg: The register address of pin controller device.
9 - pins : An array of strings, each string containing the name of a pin.
12 - function: A string containing the name of the function, values must be
14 - drive-strength: Drive strength in mA. Supported values: 2, 4, 6, 8, 10,
16 - input-schmitt-disable: Enable schmitt-trigger mode.
17 - input-schmitt-enable: Disable schmitt-trigger mode.
18 - bias-disable: Disable pin bias.
19 - bias-pull-down: Pull down on pin.
20 - bias-pull-up: Pull up on pin. Supported values: 20000 for pull-up resistor
[all …]
Dste,nomadik.txt4 - compatible: "stericsson,db8500-pinctrl", "stericsson,db8540-pinctrl",
5 "stericsson,stn8815-pinctrl"
6 - nomadik-gpio-chips: array of phandles to the corresponding GPIO chips
8 - prcm: phandle to the PRCMU managing the back end of this pin controller
10 Please refer to pinctrl-bindings.txt in this directory for details of the
18 parameters, such as input, output, pull up, pull down...
23 (see pinctrl-bindings.txt):
26 - function: A string containing the name of the function to mux to the
28 - groups : An array of strings. Each string contains the name of a pin
30 set-up.
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Dbrcm,bcm11351-pinctrl.txt10 - compatible: Must be "brcm,bcm11351-pinctrl"
11 - reg: Base address of the PAD Controller register block and the size
17 compatible = "brcm,bcm11351-pinctrl";
27 Each pin configuration node is a sub-node of the pin controller node and is a
31 Please refer to the pinctrl-bindings.txt in this directory for details of the
45 details generic pin config properties, please refer to pinctrl-bindings.txt
46 and <include/linux/pinctrl/pinconfig-generic.h>.
54 - pins: Multiple strings. Specifies the name(s) of one or more pins to
59 - function: String. Specifies the pin mux selection. Values
61 - input-schmitt-enable: No arguments. Enable schmitt-trigger mode.
[all …]
Dpinctrl-mt6797.txt6 - compatible: Value should be one of the following.
7 "mediatek,mt6797-pinctrl", compatible with mt6797 pinctrl.
8 - reg: Should contain address and size for gpio, iocfgl, iocfgb,
10 - reg-names: An array of strings describing the "reg" entries. Must
12 - gpio-controller: Marks the device node as a gpio controller.
13 - #gpio-cells: Should be two. The first cell is the gpio pin number
17 - interrupt-controller: Marks the device node as an interrupt controller.
18 - #interrupt-cells: Should be two.
19 - interrupts : The interrupt outputs from the controller.
21 Please refer to pinctrl-bindings.txt in this directory for details of the
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Dpinctrl-mt8192.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/pinctrl-mt8192.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sean Wang <sean.wang@mediatek.com>
17 const: mediatek,mt8192-pinctrl
19 gpio-controller: true
21 '#gpio-cells':
28 gpio-ranges:
38 reg-names:
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Dpinctrl-mt65xx.txt6 - compatible: value should be one of the following.
7 "mediatek,mt2701-pinctrl", compatible with mt2701 pinctrl.
8 "mediatek,mt2712-pinctrl", compatible with mt2712 pinctrl.
9 "mediatek,mt6397-pinctrl", compatible with mt6397 pinctrl.
10 "mediatek,mt7623-pinctrl", compatible with mt7623 pinctrl.
11 "mediatek,mt8127-pinctrl", compatible with mt8127 pinctrl.
12 "mediatek,mt8135-pinctrl", compatible with mt8135 pinctrl.
13 "mediatek,mt8167-pinctrl", compatible with mt8167 pinctrl.
14 "mediatek,mt8173-pinctrl", compatible with mt8173 pinctrl.
15 "mediatek,mt8516-pinctrl", compatible with mt8516 pinctrl.
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Dpinctrl-sx150x.txt3 Please refer to pinctrl-bindings.txt, ../gpio/gpio.txt, and
4 ../interrupt-controller/interrupts.txt for generic information regarding
8 - compatible: should be one of :
19 - reg: The I2C slave address for this device.
21 - #gpio-cells: Should be 2. The first cell is the GPIO number and the
25 - gpio-controller: Marks the device as a GPIO controller.
28 - interrupts: Interrupt specifier for the controllers interrupt.
30 - interrupt-controller: Marks the device as a interrupt controller.
32 - semtech,probe-reset: Will trigger a reset of the GPIO expander on probe,
38 Required properties for pin configuration sub-nodes:
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Dpinctrl-mt8183.txt6 - compatible: value should be one of the following.
7 "mediatek,mt8183-pinctrl", compatible with mt8183 pinctrl.
8 - gpio-controller : Marks the device node as a gpio controller.
9 - #gpio-cells: number of cells in GPIO specifier. Since the generic GPIO
12 - gpio-ranges : gpio valid number range.
13 - reg: physical address base for gpio base registers. There are 10 GPIO
17 - reg-names: gpio base register names. There are 10 gpio base register
20 - interrupt-controller: Marks the device node as an interrupt controller
21 - #interrupt-cells: Should be two.
22 - interrupts : The interrupt outputs to sysirq.
[all …]
Datmel,at91-pio4-pinctrl.txt7 - compatible:
8 "atmel,sama5d2-pinctrl"
9 "microchip,sama7g5-pinctrl"
10 - reg: base address and length of the PIO controller.
11 - interrupts: interrupt outputs from the controller, one for each bank.
12 - interrupt-controller: mark the device node as an interrupt controller.
13 - #interrupt-cells: should be two.
14 - gpio-controller: mark the device node as a gpio controller.
15 - #gpio-cells: should be two.
17 Please refer to ../gpio/gpio.txt and ../interrupt-controller/interrupts.txt for
[all …]
Dmeson,pinctrl.txt4 - compatible: one of "amlogic,meson8-cbus-pinctrl"
5 "amlogic,meson8b-cbus-pinctrl"
6 "amlogic,meson8m2-cbus-pinctrl"
7 "amlogic,meson8-aobus-pinctrl"
8 "amlogic,meson8b-aobus-pinctrl"
9 "amlogic,meson8m2-aobus-pinctrl"
10 "amlogic,meson-gxbb-periphs-pinctrl"
11 "amlogic,meson-gxbb-aobus-pinctrl"
12 "amlogic,meson-gxl-periphs-pinctrl"
13 "amlogic,meson-gxl-aobus-pinctrl"
[all …]
/Documentation/devicetree/bindings/net/
Dsff,sfp.txt1 Small Form Factor (SFF) Committee Small Form-factor Pluggable (SFP)
6 - compatible : must be one of
10 - i2c-bus : phandle of an I2C bus controller for the SFP two wire serial
15 - mod-def0-gpios : GPIO phandle and a specifier of the MOD-DEF0 (AKA Mod_ABS)
19 - los-gpios : GPIO phandle and a specifier of the Receiver Loss of Signal
22 - tx-fault-gpios : GPIO phandle and a specifier of the Module Transmitter
25 - tx-disable-gpios : GPIO phandle and a specifier of the Transmitter Disable
26 output gpio signal, active (Tx disable) high
28 - rate-select0-gpios : GPIO phandle and a specifier of the Rx Signaling Rate
29 Select (AKA RS0) output gpio signal, low: low Rx rate, high: high Rx rate
[all …]
/Documentation/fb/
Dviafb.rst6 --------
15 ---------------
34 ----------------------
47 - 640x480 (default)
48 - 720x480
49 - 800x600
50 - 1024x768
53 - 8, 16, 32 (default:32)
56 - 60, 75, 85, 100, 120 (default:60)
59 - 0 : expansion (default)
[all …]
/Documentation/devicetree/bindings/media/i2c/
Dov7670.txt3 The Omnivision OV7670 sensor supports multiple resolutions output, such as
5 output formats.
8 - compatible: should be "ovti,ov7670"
9 - clocks: reference to the xclk input clock.
10 - clock-names: should be "xclk".
13 - hsync-active: active state of the HSYNC signal, 0/1 for LOW/HIGH respectively.
14 - vsync-active: active state of the VSYNC signal, 0/1 for LOW/HIGH respectively.
17 - reset-gpios: reference to the GPIO connected to the resetb pin, if any.
19 - powerdown-gpios: reference to the GPIO connected to the pwdn pin, if any.
21 - ov7670,pclk-hb-disable: a boolean property to suppress pixel clock output
[all …]
/Documentation/devicetree/bindings/clock/
Dst,nomadik.txt4 Documentation/devicetree/bindings/clock/clock-bindings.txt
10 - compatible: must be "stericsson,nomadik-src"
11 - reg: must contain the SRC register base and size
14 - disable-sxtalo: if present this will disable the SXTALO
15 i.e. the driver output for the slow 32kHz chrystal, if the
17 - disable-mxtal: if present this will disable the MXTALO,
18 i.e. the driver output for the main (~19.2 MHz) chrystal,
28 - compatible: must be "st,nomadik-pll-clock"
29 - clock-cells: must be 0
30 - clock-id: must be 1 or 2 for PLL1 and PLL2 respectively
[all …]
Dsilabs,si5351.txt7 The Si5351a/b/c are programmable i2c clock generators with up to 8 output
8 clocks. Si5351a also has a reduced pin-count package (MSOP10) where only
9 3 output clocks are accessible. The internal structure of the clock
15 - compatible: shall be one of the following:
16 "silabs,si5351a" - Si5351a, QFN20 package
17 "silabs,si5351a-msop" - Si5351a, MSOP10 package
18 "silabs,si5351b" - Si5351b, QFN20 package
19 "silabs,si5351c" - Si5351c, QFN20 package
20 - reg: i2c device address, shall be 0x60 or 0x61.
21 - #clock-cells: from common clock binding; shall be set to 1.
[all …]
/Documentation/ABI/testing/
Dsysfs-bus-intel_th-output-devices1 What: /sys/bus/intel_th/devices/<intel_th_id>-<device><id>/active
5 Description: (RW) Writes of 1 or 0 enable or disable trace output to this
6 output device. Reads return current status. Requires that the
7 correstponding output port driver be loaded.
9 What: /sys/bus/intel_th/devices/<intel_th_id>-msc<msc-id>/port
13 Description: (RO) Port number, corresponding to this output device on the
14 switch (GTH) or "unassigned" if the corresponding output
Dsysfs-ptp55 output channels offered by the PTP hardware clock.
90 This write-only file enables or disables external
93 To disable external timestamps, write the channel
108 This write-only file enables or disables periodic
109 outputs. To enable a periodic output, write five
112 period nanoseconds. To disable a periodic output, set
119 This write-only file enables or disables delivery of
121 events, write a "1" into the file. To disable events,
/Documentation/power/regulator/
Doverview.rst11 The intention is to allow systems to dynamically control regulator power output
13 regulators (where voltage output is controllable) and current sinks (where
26 - Regulator
27 - Electronic device that supplies power to other devices.
28 Most regulators can enable and disable their output while
29 some can control their output voltage and or current.
31 Input Voltage -> Regulator -> Output Voltage
34 - PMIC
35 - Power Management IC. An IC that contains numerous
39 - Consumer
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/Documentation/driver-api/
Dregulator.rst1 .. Copyright 2007-2008 Wolfson Microelectronics
21 output in order to save power and prolong battery life. This applies to
22 both voltage regulators (where voltage output is controllable) and
30 --------
37 can enable and disable their output and some can also control their
38 output voltage or current.
62 drivers use `get <#API-regulator-get>`__ and
63 `put <#API-regulator-put>`__ operations to acquire and release
64 regulators. Functions are provided to `enable <#API-regulator-enable>`__
65 and `disable <#API-regulator-disable>`__ the regulator and to get and
[all …]
/Documentation/devicetree/bindings/display/ti/
Dti,opa362.txt4 - compatible: "ti,opa362"
5 - enable-gpios: enable/disable output gpio
8 - Video port 0 for opa362 input
9 - Video port 1 for opa362 output
15 enable-gpios = <&gpio1 23 0>; /* GPIO to enable video out amplifier */
18 #address-cells = <1>;
19 #size-cells = <0>;
24 remote-endpoint = <&venc_out>;
31 remote-endpoint = <&tv_connector_in>;
/Documentation/userspace-api/media/rc/
Dlirc-set-wideband-receiver.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 LIRC_SET_WIDEBAND_RECEIVER - enable wide band receiver.
29 enable = 1 means enable wideband receiver, enable = 0 means disable
36 intended to be used to learn output of existing remote. This ioctl
47 carrier reports. In that case it will be disabled as soon as you disable
48 carrier reports. Trying to disable wide band receiver while carrier
54 On success 0 is returned, on error -1 and the ``errno`` variable is set
56 :ref:`Generic Error Codes <gen-errors>` chapter.
/Documentation/admin-guide/
Dvideo-output.rst1 Video Output Switcher Control
6 The output sysfs class driver provides an abstract video output layer that
7 can be used to hook platform specific methods to enable/disable video output
9 laptop, The ACPI video driver registered its output devices and read/write
10 method for 'state' with output sysfs class. The user interface under sysfs is::
14 |-- CRT0
15 | |-- device -> ../../../devices/pci0000:00/0000:00:01.0
16 | |-- state
17 | |-- subsystem -> ../../../class/video_output
18 | `-- uevent
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