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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/qcom,qcm2290-mdss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm QCM220 Display MDSS
maintainers:
- Loic Poulain <loic.poulain@linaro.org>
description:
Device tree bindings for MSM Mobile Display Subsystem(MDSS) that encapsulates
sub-blocks like DPU display controller and DSI. Device tree bindings of MDSS
are mentioned for QCM2290 target.
$ref: /schemas/display/msm/mdss-common.yaml#
properties:
compatible:
const: qcom,qcm2290-mdss
clocks:
items:
- description: Display AHB clock from gcc
- description: Display AXI clock
- description: Display core clock
clock-names:
items:
- const: iface
- const: bus
- const: core
iommus:
maxItems: 2
interconnects:
items:
- description: Interconnect path from mdp0 port to the data bus
- description: Interconnect path from CPU to the reg bus
interconnect-names:
items:
- const: mdp0-mem
- const: cpu-cfg
patternProperties:
"^display-controller@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
const: qcom,qcm2290-dpu
"^dsi@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
items:
- const: qcom,qcm2290-dsi-ctrl
- const: qcom,mdss-dsi-ctrl
"^phy@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
const: qcom,dsi-phy-14nm-2290
required:
- compatible
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,dispcc-qcm2290.h>
#include <dt-bindings/clock/qcom,gcc-qcm2290.h>
#include <dt-bindings/clock/qcom,rpmcc.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interconnect/qcom,qcm2290.h>
#include <dt-bindings/power/qcom-rpmpd.h>
display-subsystem@5e00000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "qcom,qcm2290-mdss";
reg = <0x05e00000 0x1000>;
reg-names = "mdss";
power-domains = <&dispcc MDSS_GDSC>;
clocks = <&gcc GCC_DISP_AHB_CLK>,
<&gcc GCC_DISP_HF_AXI_CLK>,
<&dispcc DISP_CC_MDSS_MDP_CLK>;
clock-names = "iface", "bus", "core";
interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <1>;
interconnects = <&mmrt_virt MASTER_MDP0 &bimc SLAVE_EBI1>,
<&bimc MASTER_APPSS_PROC &config_noc SLAVE_DISPLAY_CFG>;
interconnect-names = "mdp0-mem",
"cpu-cfg";
iommus = <&apps_smmu 0x420 0x2>,
<&apps_smmu 0x421 0x0>;
ranges;
display-controller@5e01000 {
compatible = "qcom,qcm2290-dpu";
reg = <0x05e01000 0x8f000>,
<0x05eb0000 0x2008>;
reg-names = "mdp", "vbif";
clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
<&dispcc DISP_CC_MDSS_AHB_CLK>,
<&dispcc DISP_CC_MDSS_MDP_CLK>,
<&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
<&dispcc DISP_CC_MDSS_VSYNC_CLK>;
clock-names = "bus", "iface", "core", "lut", "vsync";
operating-points-v2 = <&mdp_opp_table>;
power-domains = <&rpmpd QCM2290_VDDCX>;
interrupt-parent = <&mdss>;
interrupts = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dpu_intf1_out: endpoint {
remote-endpoint = <&dsi0_in>;
};
};
};
};
dsi@5e94000 {
compatible = "qcom,qcm2290-dsi-ctrl",
"qcom,mdss-dsi-ctrl";
reg = <0x05e94000 0x400>;
reg-names = "dsi_ctrl";
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>,
<&gcc GCC_DISP_HF_AXI_CLK>;
clock-names = "byte",
"byte_intf",
"pixel",
"core",
"iface",
"bus";
assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>, <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
operating-points-v2 = <&dsi_opp_table>;
power-domains = <&rpmpd QCM2290_VDDCX>;
phys = <&dsi0_phy>;
phy-names = "dsi";
#address-cells = <1>;
#size-cells = <0>;
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 {
};
};
};
};
dsi0_phy: phy@5e94400 {
compatible = "qcom,dsi-phy-14nm-2290";
reg = <0x05e94400 0x100>,
<0x05e94500 0x300>,
<0x05e94800 0x188>;
reg-names = "dsi_phy",
"dsi_phy_lane",
"dsi_pll";
#clock-cells = <1>;
#phy-cells = <0>;
clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>, <&rpmcc RPM_SMD_XO_CLK_SRC>;
clock-names = "iface", "ref";
vcca-supply = <&vreg_dsi_phy>;
};
};
...
|
