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linux-zen-desktop/Documentation/devicetree/bindings/display/msm/qcom,sm8250-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,sm8250-mdss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SM8250 Display MDSS
maintainers:
- Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
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 SM8250 target.
$ref: /schemas/display/msm/mdss-common.yaml#
properties:
compatible:
const: qcom,sm8250-mdss
clocks:
items:
- description: Display AHB clock from gcc
- description: Display hf axi clock
- description: Display sf axi clock
- description: Display core clock
clock-names:
items:
- const: iface
- const: bus
- const: nrt_bus
- const: core
iommus:
maxItems: 1
interconnects:
maxItems: 2
interconnect-names:
maxItems: 2
patternProperties:
"^display-controller@[0-9a-f]+$":
type: object
properties:
compatible:
const: qcom,sm8250-dpu
"^dsi@[0-9a-f]+$":
type: object
properties:
compatible:
items:
- const: qcom,sm8250-dsi-ctrl
- const: qcom,mdss-dsi-ctrl
"^phy@[0-9a-f]+$":
type: object
properties:
compatible:
const: qcom,dsi-phy-7nm
required:
- compatible
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,dispcc-sm8250.h>
#include <dt-bindings/clock/qcom,gcc-sm8250.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interconnect/qcom,sm8250.h>
#include <dt-bindings/power/qcom-rpmpd.h>
display-subsystem@ae00000 {
compatible = "qcom,sm8250-mdss";
reg = <0x0ae00000 0x1000>;
reg-names = "mdss";
interconnects = <&mmss_noc MASTER_MDP_PORT0 &mc_virt SLAVE_EBI_CH0>,
<&mmss_noc MASTER_MDP_PORT1 &mc_virt SLAVE_EBI_CH0>;
interconnect-names = "mdp0-mem", "mdp1-mem";
power-domains = <&dispcc MDSS_GDSC>;
clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
<&gcc GCC_DISP_HF_AXI_CLK>,
<&gcc GCC_DISP_SF_AXI_CLK>,
<&dispcc DISP_CC_MDSS_MDP_CLK>;
clock-names = "iface", "bus", "nrt_bus", "core";
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <1>;
iommus = <&apps_smmu 0x820 0x402>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
display-controller@ae01000 {
compatible = "qcom,sm8250-dpu";
reg = <0x0ae01000 0x8f000>,
<0x0aeb0000 0x2008>;
reg-names = "mdp", "vbif";
clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
<&gcc GCC_DISP_HF_AXI_CLK>,
<&dispcc DISP_CC_MDSS_MDP_CLK>,
<&dispcc DISP_CC_MDSS_VSYNC_CLK>;
clock-names = "iface", "bus", "core", "vsync";
assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
assigned-clock-rates = <19200000>;
operating-points-v2 = <&mdp_opp_table>;
power-domains = <&rpmhpd SM8250_MMCX>;
interrupt-parent = <&mdss>;
interrupts = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dpu_intf1_out: endpoint {
remote-endpoint = <&dsi0_in>;
};
};
port@1 {
reg = <1>;
dpu_intf2_out: endpoint {
remote-endpoint = <&dsi1_in>;
};
};
};
mdp_opp_table: opp-table {
compatible = "operating-points-v2";
opp-200000000 {
opp-hz = /bits/ 64 <200000000>;
required-opps = <&rpmhpd_opp_low_svs>;
};
opp-300000000 {
opp-hz = /bits/ 64 <300000000>;
required-opps = <&rpmhpd_opp_svs>;
};
opp-345000000 {
opp-hz = /bits/ 64 <345000000>;
required-opps = <&rpmhpd_opp_svs_l1>;
};
opp-460000000 {
opp-hz = /bits/ 64 <460000000>;
required-opps = <&rpmhpd_opp_nom>;
};
};
};
dsi@ae94000 {
compatible = "qcom,sm8250-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 = <&dsi0_phy 0>, <&dsi0_phy 1>;
operating-points-v2 = <&dsi_opp_table>;
power-domains = <&rpmhpd SM8250_MMCX>;
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 {
};
};
};
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>;
};
};
};
dsi0_phy: phy@ae94400 {
compatible = "qcom,dsi-phy-7nm";
reg = <0x0ae94400 0x200>,
<0x0ae94600 0x280>,
<0x0ae94900 0x260>;
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>;
};
dsi@ae96000 {
compatible = "qcom,sm8250-dsi-ctrl", "qcom,mdss-dsi-ctrl";
reg = <0x0ae96000 0x400>;
reg-names = "dsi_ctrl";
interrupt-parent = <&mdss>;
interrupts = <5>;
clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK>,
<&dispcc DISP_CC_MDSS_BYTE1_INTF_CLK>,
<&dispcc DISP_CC_MDSS_PCLK1_CLK>,
<&dispcc DISP_CC_MDSS_ESC1_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_BYTE1_CLK_SRC>,
<&dispcc DISP_CC_MDSS_PCLK1_CLK_SRC>;
assigned-clock-parents = <&dsi1_phy 0>, <&dsi1_phy 1>;
operating-points-v2 = <&dsi_opp_table>;
power-domains = <&rpmhpd SM8250_MMCX>;
phys = <&dsi1_phy>;
phy-names = "dsi";
#address-cells = <1>;
#size-cells = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dsi1_in: endpoint {
remote-endpoint = <&dpu_intf2_out>;
};
};
port@1 {
reg = <1>;
dsi1_out: endpoint {
};
};
};
};
dsi1_phy: phy@ae96400 {
compatible = "qcom,dsi-phy-7nm";
reg = <0x0ae96400 0x200>,
<0x0ae96600 0x280>,
<0x0ae96900 0x260>;
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>;
};
};
...