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linux-zen-desktop/Documentation/devicetree/bindings/display/msm/qcom,sc7180-mdss.yaml

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2023-08-30 17:31:07 +02:00
# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/msm/qcom,sc7180-mdss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SC7180 Display MDSS
maintainers:
- Krishna Manikandan <quic_mkrishn@quicinc.com>
description:
Device tree bindings for MSM Mobile Display Subsystem(MDSS) that encapsulates
sub-blocks like DPU display controller, DSI and DP interfaces etc. Device tree
bindings of MDSS are mentioned for SC7180 target.
$ref: /schemas/display/msm/mdss-common.yaml#
properties:
compatible:
const: qcom,sc7180-mdss
clocks:
items:
- description: Display AHB clock from gcc
- description: Display AHB clock from dispcc
- description: Display core clock
clock-names:
items:
- const: iface
- const: ahb
- const: core
iommus:
maxItems: 1
interconnects:
maxItems: 1
interconnect-names:
maxItems: 1
patternProperties:
"^display-controller@[0-9a-f]+$":
type: object
properties:
compatible:
const: qcom,sc7180-dpu
"^displayport-controller@[0-9a-f]+$":
type: object
properties:
compatible:
const: qcom,sc7180-dp
"^dsi@[0-9a-f]+$":
type: object
properties:
compatible:
items:
- const: qcom,sc7180-dsi-ctrl
- const: qcom,mdss-dsi-ctrl
"^phy@[0-9a-f]+$":
type: object
properties:
compatible:
const: qcom,dsi-phy-10nm
required:
- compatible
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,dispcc-sc7180.h>
#include <dt-bindings/clock/qcom,gcc-sc7180.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interconnect/qcom,sdm845.h>
#include <dt-bindings/power/qcom-rpmpd.h>
display-subsystem@ae00000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "qcom,sc7180-mdss";
reg = <0xae00000 0x1000>;
reg-names = "mdss";
power-domains = <&dispcc MDSS_GDSC>;
clocks = <&gcc GCC_DISP_AHB_CLK>,
<&dispcc DISP_CC_MDSS_AHB_CLK>,
<&dispcc DISP_CC_MDSS_MDP_CLK>;
clock-names = "iface", "ahb", "core";
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <1>;
interconnects = <&mmss_noc MASTER_MDP0 &mc_virt SLAVE_EBI1>;
interconnect-names = "mdp0-mem";
iommus = <&apps_smmu 0x800 0x2>;
ranges;
display-controller@ae01000 {
compatible = "qcom,sc7180-dpu";
reg = <0x0ae01000 0x8f000>,
<0x0aeb0000 0x2008>;
reg-names = "mdp", "vbif";
clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
<&dispcc DISP_CC_MDSS_AHB_CLK>,
<&dispcc DISP_CC_MDSS_ROT_CLK>,
<&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
<&dispcc DISP_CC_MDSS_MDP_CLK>,
<&dispcc DISP_CC_MDSS_VSYNC_CLK>;
clock-names = "bus", "iface", "rot", "lut", "core",
"vsync";
interrupt-parent = <&mdss>;
interrupts = <0>;
power-domains = <&rpmhpd SC7180_CX>;
operating-points-v2 = <&mdp_opp_table>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dpu_intf1_out: endpoint {
remote-endpoint = <&dsi0_in>;
};
};
port@2 {
reg = <2>;
dpu_intf0_out: endpoint {
remote-endpoint = <&dp_in>;
};
};
};
};
dsi@ae94000 {
compatible = "qcom,sc7180-dsi-ctrl", "qcom,mdss-dsi-ctrl";
reg = <0x0ae94000 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 = <&dsi_phy 0>, <&dsi_phy 1>;
operating-points-v2 = <&dsi_opp_table>;
power-domains = <&rpmhpd SC7180_CX>;
phys = <&dsi_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 {
};
};
};
dsi_opp_table: opp-table {
compatible = "operating-points-v2";
opp-187500000 {
opp-hz = /bits/ 64 <187500000>;
required-opps = <&rpmhpd_opp_low_svs>;
};
opp-300000000 {
opp-hz = /bits/ 64 <300000000>;
required-opps = <&rpmhpd_opp_svs>;
};
opp-358000000 {
opp-hz = /bits/ 64 <358000000>;
required-opps = <&rpmhpd_opp_svs_l1>;
};
};
};
dsi_phy: phy@ae94400 {
compatible = "qcom,dsi-phy-10nm";
reg = <0x0ae94400 0x200>,
<0x0ae94600 0x280>,
<0x0ae94a00 0x1e0>;
reg-names = "dsi_phy",
"dsi_phy_lane",
"dsi_pll";
#clock-cells = <1>;
#phy-cells = <0>;
clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
<&rpmhcc RPMH_CXO_CLK>;
clock-names = "iface", "ref";
vdds-supply = <&vreg_dsi_phy>;
};
displayport-controller@ae90000 {
compatible = "qcom,sc7180-dp";
reg = <0xae90000 0x200>,
<0xae90200 0x200>,
<0xae90400 0xc00>,
<0xae91000 0x400>,
<0xae91400 0x400>;
interrupt-parent = <&mdss>;
interrupts = <12>;
clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
<&dispcc DISP_CC_MDSS_DP_AUX_CLK>,
<&dispcc DISP_CC_MDSS_DP_LINK_CLK>,
<&dispcc DISP_CC_MDSS_DP_LINK_INTF_CLK>,
<&dispcc DISP_CC_MDSS_DP_PIXEL_CLK>;
clock-names = "core_iface", "core_aux", "ctrl_link",
"ctrl_link_iface", "stream_pixel";
assigned-clocks = <&dispcc DISP_CC_MDSS_DP_LINK_CLK_SRC>,
<&dispcc DISP_CC_MDSS_DP_PIXEL_CLK_SRC>;
assigned-clock-parents = <&dp_phy 0>, <&dp_phy 1>;
phys = <&dp_phy>;
phy-names = "dp";
operating-points-v2 = <&dp_opp_table>;
power-domains = <&rpmhpd SC7180_CX>;
#sound-dai-cells = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dp_in: endpoint {
remote-endpoint = <&dpu_intf0_out>;
};
};
port@1 {
reg = <1>;
dp_out: endpoint { };
};
};
dp_opp_table: opp-table {
compatible = "operating-points-v2";
opp-160000000 {
opp-hz = /bits/ 64 <160000000>;
required-opps = <&rpmhpd_opp_low_svs>;
};
opp-270000000 {
opp-hz = /bits/ 64 <270000000>;
required-opps = <&rpmhpd_opp_svs>;
};
opp-540000000 {
opp-hz = /bits/ 64 <540000000>;
required-opps = <&rpmhpd_opp_svs_l1>;
};
opp-810000000 {
opp-hz = /bits/ 64 <810000000>;
required-opps = <&rpmhpd_opp_nom>;
};
};
};
};
...