| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/regulator/raspberrypi,7inch-touchscreen-panel-regulator-v2.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: RaspberryPi 5" and 7" display V2 MCU-based regulator/backlight controller |
| |
| maintainers: |
| - Marek Vasut <marek.vasut+renesas@mailbox.org> |
| |
| description: | |
| The RaspberryPi 5" and 7" display 2 has an MCU-based regulator, PWM |
| backlight and GPIO controller on the PCB, which is used to turn the |
| display unit on/off and control the backlight. |
| |
| allOf: |
| - $ref: regulator.yaml# |
| |
| properties: |
| compatible: |
| const: raspberrypi,touchscreen-panel-regulator-v2 |
| |
| reg: |
| maxItems: 1 |
| |
| gpio-controller: true |
| "#gpio-cells": |
| const: 2 |
| description: |
| The first cell is the pin number, and the second cell is used to |
| specify the gpio polarity (GPIO_ACTIVE_HIGH or GPIO_ACTIVE_LOW). |
| |
| "#pwm-cells": |
| const: 3 |
| description: See ../../pwm/pwm.yaml for description of the cell formats. |
| |
| additionalProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - gpio-controller |
| - "#gpio-cells" |
| - "#pwm-cells" |
| |
| examples: |
| - | |
| i2c { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| regulator@45 { |
| compatible = "raspberrypi,touchscreen-panel-regulator-v2"; |
| reg = <0x45>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| #pwm-cells = <3>; |
| }; |
| }; |
| |
| ... |
