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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/ste,mcde.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: ST-Ericsson Multi Channel Display Engine MCDE
maintainers:
- Linus Walleij <linus.walleij@linaro.org>
properties:
compatible:
const: ste,mcde
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
description: an array of the MCDE clocks
items:
- description: MCDECLK (main MCDE clock)
- description: LCDCLK (LCD clock)
- description: PLLDSI (HDMI clock)
clock-names:
items:
- const: mcde
- const: lcd
- const: hdmi
resets:
maxItems: 1
epod-supply:
description: a phandle to the EPOD regulator
vana-supply:
description: a phandle to the analog voltage regulator
port:
$ref: /schemas/graph.yaml#/properties/port
description:
A DPI port node
"#address-cells":
const: 1
"#size-cells":
const: 1
ranges: true
patternProperties:
"^dsi@[0-9a-f]+$":
description: subnodes for the three DSI host adapters
type: object
$ref: dsi-controller.yaml#
properties:
compatible:
const: ste,mcde-dsi
reg:
maxItems: 1
vana-supply:
description: a phandle to the analog voltage regulator
clocks:
description: phandles to the high speed and low power (energy save) clocks
the high speed clock is not present on the third (dsi2) block, so it
should only have the "lp" clock
minItems: 1
maxItems: 2
clock-names:
oneOf:
- items:
- const: hs
- const: lp
- items:
- const: lp
required:
- compatible
- reg
- vana-supply
- clocks
- clock-names
unevaluatedProperties: false
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- epod-supply
- vana-supply
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/mfd/dbx500-prcmu.h>
#include <dt-bindings/gpio/gpio.h>
mcde@a0350000 {
compatible = "ste,mcde";
reg = <0xa0350000 0x1000>;
interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
epod-supply = <&db8500_b2r2_mcde_reg>;
vana-supply = <&ab8500_ldo_ana_reg>;
clocks = <&prcmu_clk PRCMU_MCDECLK>,
<&prcmu_clk PRCMU_LCDCLK>,
<&prcmu_clk PRCMU_PLLDSI>;
clock-names = "mcde", "lcd", "hdmi";
#address-cells = <1>;
#size-cells = <1>;
ranges;
dsi0: dsi@a0351000 {
compatible = "ste,mcde-dsi";
reg = <0xa0351000 0x1000>;
vana-supply = <&ab8500_ldo_ana_reg>;
clocks = <&prcmu_clk PRCMU_DSI0CLK>, <&prcmu_clk PRCMU_DSI0ESCCLK>;
clock-names = "hs", "lp";
#address-cells = <1>;
#size-cells = <0>;
panel@0 {
compatible = "samsung,s6d16d0";
reg = <0>;
vdd1-supply = <&ab8500_ldo_aux1_reg>;
reset-gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
};
};
dsi1: dsi@a0352000 {
compatible = "ste,mcde-dsi";
reg = <0xa0352000 0x1000>;
vana-supply = <&ab8500_ldo_ana_reg>;
clocks = <&prcmu_clk PRCMU_DSI1CLK>, <&prcmu_clk PRCMU_DSI1ESCCLK>;
clock-names = "hs", "lp";
#address-cells = <1>;
#size-cells = <0>;
};
dsi2: dsi@a0353000 {
compatible = "ste,mcde-dsi";
reg = <0xa0353000 0x1000>;
vana-supply = <&ab8500_ldo_ana_reg>;
/* This DSI port only has the Low Power / Energy Save clock */
clocks = <&prcmu_clk PRCMU_DSI2ESCCLK>;
clock-names = "lp";
#address-cells = <1>;
#size-cells = <0>;
};
};
...
|
