1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: RaspberryPi 7" display ATTINY88-based regulator/backlight controller 8 9maintainers: 10 - Marek Vasut <marex@denx.de> 11 12description: | 13 The RaspberryPi 7" display has an ATTINY88-based regulator/backlight 14 controller on the PCB, which is used to turn the display unit on/off 15 and control the backlight. The V2 supports 5" and 7" panels and also 16 offers PWM backlight control. 17 18allOf: 19 - $ref: regulator.yaml# 20 21properties: 22 compatible: 23 enum: 24 - raspberrypi,7inch-touchscreen-panel-regulator 25 - raspberrypi,touchscreen-panel-regulator-v2 26 27 reg: 28 maxItems: 1 29 30additionalProperties: false 31 32required: 33 - compatible 34 - reg 35 36examples: 37 - | 38 i2c { 39 #address-cells = <1>; 40 #size-cells = <0>; 41 regulator@45 { 42 compatible = "raspberrypi,7inch-touchscreen-panel-regulator"; 43 reg = <0x45>; 44 }; 45 }; 46 47... 48