99 lines
2.3 KiB
YAML
99 lines
2.3 KiB
YAML
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# 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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$id: http://devicetree.org/schemas/display/panel/samsung,s6d27a1.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung S6D27A1 display panel
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description: The S6D27A1 is a 480x800 DPI display panel from Samsung Mobile
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Displays (SMD). The panel must obey the rules for a SPI slave device
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as specified in spi/spi-controller.yaml
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maintainers:
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- Markuss Broks <markuss.broks@gmail.com>
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allOf:
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- $ref: panel-common.yaml#
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properties:
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compatible:
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const: samsung,s6d27a1
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reg: true
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interrupts:
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description: provides an optional ESD (electrostatic discharge)
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interrupt that signals abnormalities in the display hardware.
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This can also be raised for other reasons like erroneous
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configuration.
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maxItems: 1
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reset-gpios: true
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vci-supply:
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description: regulator that supplies the VCI analog voltage
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usually around 3.0 V
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vccio-supply:
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description: regulator that supplies the VCCIO voltage usually
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around 1.8 V
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backlight: true
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spi-cpha: true
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spi-cpol: true
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spi-max-frequency:
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maximum: 1200000
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port: true
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required:
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- compatible
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- reg
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- vci-supply
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- vccio-supply
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- spi-cpha
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- spi-cpol
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- port
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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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#include <dt-bindings/interrupt-controller/irq.h>
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spi {
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compatible = "spi-gpio";
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sck-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
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miso-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
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mosi-gpios = <&gpio 2 GPIO_ACTIVE_HIGH>;
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cs-gpios = <&gpio 3 GPIO_ACTIVE_HIGH>;
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num-chipselects = <1>;
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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,s6d27a1";
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spi-max-frequency = <1200000>;
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spi-cpha;
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spi-cpol;
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reg = <0>;
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vci-supply = <&lcd_3v0_reg>;
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vccio-supply = <&lcd_1v8_reg>;
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reset-gpios = <&gpio 4 GPIO_ACTIVE_LOW>;
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interrupt-parent = <&gpio>;
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interrupts = <5 IRQ_TYPE_EDGE_RISING>;
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port {
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panel_in: endpoint {
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remote-endpoint = <&display_out>;
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};
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};
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};
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};
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...
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