mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git
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d309c5fdf4
The binding is for the Mayqueen Pixpaper e-ink display panel, controlled via an SPI interface. Signed-off-by: LiangCheng Wang <zaq14760@gmail.com> Reviewed-by: Rob Herring (Arm) <robh@kernel.org> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://lore.kernel.org/r/20250902-drm-v5-2-d77c678c4ae3@gmail.com
64 lines
1.3 KiB
YAML
64 lines
1.3 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/display/mayqueen,pixpaper.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Mayqueen Pixpaper e-ink display panel
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maintainers:
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- LiangCheng Wang <zaq14760@gmail.com>
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description:
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The Pixpaper is an e-ink display panel controlled via an SPI interface.
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The panel has a resolution of 122x250 pixels and requires GPIO pins for
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reset, busy, and data/command control.
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allOf:
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- $ref: /schemas/spi/spi-peripheral-props.yaml#
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properties:
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compatible:
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const: mayqueen,pixpaper
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reg:
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maxItems: 1
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spi-max-frequency:
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maximum: 1000000
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default: 1000000
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reset-gpios:
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maxItems: 1
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busy-gpios:
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maxItems: 1
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dc-gpios:
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maxItems: 1
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required:
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- compatible
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- reg
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- reset-gpios
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- busy-gpios
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- dc-gpios
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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display@0 {
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compatible = "mayqueen,pixpaper";
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reg = <0>;
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spi-max-frequency = <1000000>;
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reset-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
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busy-gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>;
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dc-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
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};
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};
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