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# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/msm/dsi-controller-main.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Display DSI controller
maintainers:
- Krishna Manikandan <mkrishn@codeaurora.org>
allOf:
- $ref: "../dsi-controller.yaml#"
properties:
compatible:
items:
- const: qcom,mdss-dsi-ctrl
reg:
maxItems: 1
reg-names:
const: dsi_ctrl
interrupts:
maxItems: 1
clocks:
items:
- description: Display byte clock
- description: Display byte interface clock
- description: Display pixel clock
- description: Display escape clock
- description: Display AHB clock
- description: Display AXI clock
clock-names:
items:
- const: byte
- const: byte_intf
- const: pixel
- const: core
- const: iface
- const: bus
phys:
maxItems: 1
phy-names:
const: dsi
"#address-cells": true
"#size-cells": true
syscon-sfpb:
description: A phandle to mmss_sfpb syscon node (only for DSIv2).
$ref: "/schemas/types.yaml#/definitions/phandle"
qcom,dual-dsi-mode:
type: boolean
description: |
Indicates if the DSI controller is driving a panel which needs
2 DSI links.
power-domains:
maxItems: 1
operating-points-v2: true
ports:
$ref: "/schemas/graph.yaml#/properties/ports"
description: |
Contains DSI controller input and output ports as children, each
containing one endpoint subnode.
properties:
port@0:
$ref: "/schemas/graph.yaml#/properties/port"
description: |
Input endpoints of the controller.
properties:
endpoint:
$ref: /schemas/media/video-interfaces.yaml#
unevaluatedProperties: false
properties:
data-lanes:
maxItems: 4
minItems: 4
items:
enum: [ 0, 1, 2, 3 ]
port@1:
$ref: "/schemas/graph.yaml#/properties/port"
description: |
Output endpoints of the controller.
properties:
endpoint:
$ref: /schemas/media/video-interfaces.yaml#
unevaluatedProperties: false
properties:
data-lanes:
maxItems: 4
minItems: 4
items:
enum: [ 0, 1, 2, 3 ]
required:
- port@0
- port@1
required:
- compatible
- reg
- reg-names
- interrupts
- clocks
- clock-names
- phys
- phy-names
- power-domains
- operating-points-v2
- ports
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,dispcc-sdm845.h>
#include <dt-bindings/clock/qcom,gcc-sdm845.h>
#include <dt-bindings/power/qcom-rpmpd.h>
dsi@ae94000 {
compatible = "qcom,mdss-dsi-ctrl";
reg = <0x0ae94000 0x400>;
reg-names = "dsi_ctrl";
#address-cells = <1>;
#size-cells = <0>;
interrupt-parent = <&mdss>;
interrupts = <4>;
clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
<&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
<&dispcc DISP_CC_MDSS_PCLK0_CLK>,
<&dispcc DISP_CC_MDSS_ESC0_CLK>,
<&dispcc DISP_CC_MDSS_AHB_CLK>,
<&dispcc DISP_CC_MDSS_AXI_CLK>;
clock-names = "byte",
"byte_intf",
"pixel",
"core",
"iface",
"bus";
phys = <&dsi0_phy>;
phy-names = "dsi";
power-domains = <&rpmhpd SC7180_CX>;
operating-points-v2 = <&dsi_opp_table>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dsi0_in: endpoint {
remote-endpoint = <&dpu_intf1_out>;
};
};
port@1 {
reg = <1>;
dsi0_out: endpoint {
remote-endpoint = <&sn65dsi86_in>;
data-lanes = <0 1 2 3>;
};
};
};
};
...
|
