169 lines
3.8 KiB
YAML
169 lines
3.8 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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$id: http://devicetree.org/schemas/display/ste,mcde.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: ST-Ericsson Multi Channel Display Engine MCDE
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maintainers:
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- Linus Walleij <linus.walleij@linaro.org>
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properties:
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compatible:
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const: ste,mcde
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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description: an array of the MCDE clocks
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items:
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- description: MCDECLK (main MCDE clock)
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- description: LCDCLK (LCD clock)
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- description: PLLDSI (HDMI clock)
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clock-names:
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items:
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- const: mcde
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- const: lcd
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- const: hdmi
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resets:
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maxItems: 1
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epod-supply:
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description: a phandle to the EPOD regulator
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vana-supply:
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description: a phandle to the analog voltage regulator
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port:
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$ref: /schemas/graph.yaml#/properties/port
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description:
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A DPI port node
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"#address-cells":
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const: 1
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"#size-cells":
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const: 1
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ranges: true
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patternProperties:
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"^dsi@[0-9a-f]+$":
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description: subnodes for the three DSI host adapters
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type: object
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$ref: dsi-controller.yaml#
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properties:
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compatible:
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const: ste,mcde-dsi
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reg:
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maxItems: 1
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vana-supply:
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description: a phandle to the analog voltage regulator
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clocks:
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description: phandles to the high speed and low power (energy save) clocks
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the high speed clock is not present on the third (dsi2) block, so it
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should only have the "lp" clock
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minItems: 1
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maxItems: 2
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clock-names:
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oneOf:
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- items:
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- const: hs
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- const: lp
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- items:
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- const: lp
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required:
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- compatible
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- reg
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- vana-supply
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- clocks
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- clock-names
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unevaluatedProperties: false
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- clock-names
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- epod-supply
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- vana-supply
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/mfd/dbx500-prcmu.h>
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#include <dt-bindings/gpio/gpio.h>
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mcde@a0350000 {
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compatible = "ste,mcde";
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reg = <0xa0350000 0x1000>;
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interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
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epod-supply = <&db8500_b2r2_mcde_reg>;
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vana-supply = <&ab8500_ldo_ana_reg>;
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clocks = <&prcmu_clk PRCMU_MCDECLK>,
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<&prcmu_clk PRCMU_LCDCLK>,
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<&prcmu_clk PRCMU_PLLDSI>;
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clock-names = "mcde", "lcd", "hdmi";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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dsi0: dsi@a0351000 {
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compatible = "ste,mcde-dsi";
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reg = <0xa0351000 0x1000>;
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vana-supply = <&ab8500_ldo_ana_reg>;
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clocks = <&prcmu_clk PRCMU_DSI0CLK>, <&prcmu_clk PRCMU_DSI0ESCCLK>;
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clock-names = "hs", "lp";
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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,s6d16d0";
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reg = <0>;
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vdd1-supply = <&ab8500_ldo_aux1_reg>;
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reset-gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
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};
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};
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dsi1: dsi@a0352000 {
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compatible = "ste,mcde-dsi";
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reg = <0xa0352000 0x1000>;
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vana-supply = <&ab8500_ldo_ana_reg>;
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clocks = <&prcmu_clk PRCMU_DSI1CLK>, <&prcmu_clk PRCMU_DSI1ESCCLK>;
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clock-names = "hs", "lp";
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#address-cells = <1>;
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#size-cells = <0>;
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};
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dsi2: dsi@a0353000 {
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compatible = "ste,mcde-dsi";
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reg = <0xa0353000 0x1000>;
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vana-supply = <&ab8500_ldo_ana_reg>;
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/* This DSI port only has the Low Power / Energy Save clock */
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clocks = <&prcmu_clk PRCMU_DSI2ESCCLK>;
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clock-names = "lp";
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#address-cells = <1>;
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#size-cells = <0>;
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};
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};
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...
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