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62b04225e9
Mark the Raspberry Pi 7" Display 1 ATTINY based regulator as GPIO controller, because the hardware behaves that way in addition to being a regulator. Add fixed gpio-cells as well. Signed-off-by: Marek Vasut <marex@nabladev.com> Link: https://patch.msgid.link/20260107213638.505319-1-marex@nabladev.com Signed-off-by: Mark Brown <broonie@kernel.org>
50 lines
1009 B
YAML
50 lines
1009 B
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/regulator/raspberrypi,7inch-touchscreen-panel-regulator.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: RaspberryPi 7" display ATTINY88-based regulator/backlight controller
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maintainers:
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- Marek Vasut <marex@denx.de>
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description: |
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The RaspberryPi 7" display has an ATTINY88-based regulator/backlight
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controller on the PCB, which is used to turn the display unit on/off
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and control the backlight.
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allOf:
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- $ref: regulator.yaml#
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properties:
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compatible:
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const: raspberrypi,7inch-touchscreen-panel-regulator
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reg:
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maxItems: 1
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gpio-controller: true
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"#gpio-cells":
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const: 2
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additionalProperties: false
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required:
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- compatible
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- reg
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examples:
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- |
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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regulator@45 {
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compatible = "raspberrypi,7inch-touchscreen-panel-regulator";
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reg = <0x45>;
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};
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};
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...
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