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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/rockchip/rockchip,inno-hdmi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Rockchip Innosilicon HDMI controller
maintainers:
- Sandy Huang <hjc@rock-chips.com>
- Heiko Stuebner <heiko@sntech.de>
properties:
compatible:
enum:
- rockchip,rk3036-inno-hdmi
- rockchip,rk3128-inno-hdmi
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
minItems: 1
items:
- description: The HDMI controller main clock
- description: The HDMI PHY reference clock
clock-names:
minItems: 1
items:
- const: pclk
- const: ref
power-domains:
maxItems: 1
ports:
$ref: /schemas/graph.yaml#/properties/ports
properties:
port@0:
$ref: /schemas/graph.yaml#/properties/port
description:
Port node with one endpoint connected to a vop node.
port@1:
$ref: /schemas/graph.yaml#/properties/port
description:
Port node with one endpoint connected to a hdmi-connector node.
required:
- port@0
- port@1
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- pinctrl-0
- pinctrl-names
- ports
allOf:
- if:
properties:
compatible:
contains:
const: rockchip,rk3036-inno-hdmi
then:
properties:
power-domains: false
- if:
properties:
compatible:
contains:
const: rockchip,rk3128-inno-hdmi
then:
properties:
clocks:
minItems: 2
clock-names:
minItems: 2
required:
- power-domains
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/rk3036-cru.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/pinctrl/rockchip.h>
hdmi: hdmi@20034000 {
compatible = "rockchip,rk3036-inno-hdmi";
reg = <0x20034000 0x4000>;
interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cru PCLK_HDMI>;
clock-names = "pclk";
pinctrl-names = "default";
pinctrl-0 = <&hdmi_ctl>;
ports {
#address-cells = <1>;
#size-cells = <0>;
hdmi_in: port@0 {
reg = <0>;
hdmi_in_vop: endpoint {
remote-endpoint = <&vop_out_hdmi>;
};
};
hdmi_out: port@1 {
reg = <1>;
hdmi_out_con: endpoint {
remote-endpoint = <&hdmi_con_in>;
};
};
};
};
pinctrl {
hdmi {
hdmi_ctl: hdmi-ctl {
rockchip,pins = <1 RK_PB0 1 &pcfg_pull_none>,
<1 RK_PB1 1 &pcfg_pull_none>,
<1 RK_PB2 1 &pcfg_pull_none>,
<1 RK_PB3 1 &pcfg_pull_none>;
};
};
};
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