106 lines
2.4 KiB
YAML
106 lines
2.4 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/display/panel/samsung,ld9040.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung LD9040 AMOLED LCD parallel RGB panel with SPI control bus
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maintainers:
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- Andrzej Hajda <a.hajda@samsung.com>
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allOf:
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- $ref: panel-common.yaml#
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- $ref: /schemas/spi/spi-peripheral-props.yaml#
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properties:
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compatible:
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const: samsung,ld9040
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display-timings: true
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port: true
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reg: true
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reset-gpios: true
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vdd3-supply:
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description: core voltage supply
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vci-supply:
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description: voltage supply for analog circuits
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power-on-delay:
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$ref: /schemas/types.yaml#/definitions/uint32
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description: delay after turning regulators on [ms]
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reset-delay:
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$ref: /schemas/types.yaml#/definitions/uint32
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description: delay after reset sequence [ms]
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panel-width-mm:
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description: physical panel width [mm]
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panel-height-mm:
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description: physical panel height [mm]
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spi-cpha: true
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spi-cpol: true
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required:
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- compatible
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- reg
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- vdd3-supply
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- vci-supply
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- reset-gpios
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- display-timings
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unevaluatedProperties: false
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examples:
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- |
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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lcd@0 {
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compatible = "samsung,ld9040";
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reg = <0>;
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vdd3-supply = <&ldo7_reg>;
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vci-supply = <&ldo17_reg>;
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reset-gpios = <&gpy4 5 0>;
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spi-max-frequency = <1200000>;
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spi-cpol;
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spi-cpha;
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power-on-delay = <10>;
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reset-delay = <10>;
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panel-width-mm = <90>;
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panel-height-mm = <154>;
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display-timings {
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timing {
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clock-frequency = <23492370>;
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hactive = <480>;
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vactive = <800>;
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hback-porch = <16>;
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hfront-porch = <16>;
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vback-porch = <2>;
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vfront-porch = <28>;
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hsync-len = <2>;
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vsync-len = <1>;
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hsync-active = <0>;
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vsync-active = <0>;
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de-active = <0>;
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pixelclk-active = <0>;
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};
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};
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port {
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lcd_ep: endpoint {
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remote-endpoint = <&fimd_dpi_ep>;
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};
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};
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};
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};
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...
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