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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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6b2358ff94
SPI-attached devices could have more than one chip-select, thus their bindings are supposed to constrain the 'reg' property to match hardware. Add missing 'reg' constrain for SPI-attached display panels. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Conor Dooley <conor.dooley@microchip.com> Link: https://lore.kernel.org/r/20240509-dt-bindings-dsi-panel-reg-v1-2-8b2443705be0@linaro.org Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
61 lines
1.3 KiB
YAML
61 lines
1.3 KiB
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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$id: http://devicetree.org/schemas/display/panel/samsung,ams495qa01.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung AMS495QA01 panel with Magnachip D53E6EA8966 controller
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maintainers:
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- Chris Morgan <macromorgan@hotmail.com>
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allOf:
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- $ref: panel-common.yaml#
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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: samsung,ams495qa01
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reg:
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maxItems: 1
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reset-gpios:
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description: reset gpio, must be GPIO_ACTIVE_LOW
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elvdd-supply:
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description: regulator that supplies voltage to the panel display
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enable-gpios: true
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port: true
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vdd-supply:
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description: regulator that supplies voltage to panel logic
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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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- vdd-supply
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additionalProperties: 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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panel@0 {
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compatible = "samsung,ams495qa01";
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reg = <0>;
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reset-gpios = <&gpio4 0 GPIO_ACTIVE_LOW>;
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vdd-supply = <&vcc_3v3>;
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port {
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mipi_in_panel: endpoint {
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remote-endpoint = <&mipi_out_panel>;
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};
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};
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};
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};
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...
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