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linux/Documentation/devicetree/bindings/display/msm/qcom,sar2130p-mdss.yaml
Dmitry Baryshkov 3096209b7a dt-bindings: display/msm: Add Qualcomm SAR2130P 
Describe the Mobile Display SubSystem (MDSS) device present on the
Qualcomm SAR2130P platform. It looks pretty close to SM8550 on the
system level. SAR2130P features two DSI hosts and single DisplayPort
controller.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/649265/
Link: https://lore.kernel.org/r/20250418-sar2130p-display-v5-5-442c905cb3a4@oss.qualcomm.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
2025-05-02 03:53:59 +03:00

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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,sar2130p-mdss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SAR2130P Display MDSS
maintainers:
- Dmitry Baryshkov <lumag@kernel.org>
description:
SAR2310P MSM Mobile Display Subsystem(MDSS), which encapsulates sub-blocks like
DPU display controller, DSI and DP interfaces etc.
$ref: /schemas/display/msm/mdss-common.yaml#
properties:
compatible:
const: qcom,sar2130p-mdss
clocks:
items:
- description: Display MDSS AHB
- description: Display AHB
- description: Display hf AXI
- description: Display core
iommus:
maxItems: 1
interconnects:
items:
- description: Interconnect path from mdp0 port to the data bus
- description: Interconnect path from CPU to the reg bus
interconnect-names:
items:
- const: mdp0-mem
- const: cpu-cfg
patternProperties:
"^display-controller@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
const: qcom,sar2130p-dpu
"^displayport-controller@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
contains:
const: qcom,sar2130p-dp
"^dsi@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
contains:
const: qcom,sar2130p-dsi-ctrl
"^phy@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
const: qcom,sar2130p-dsi-phy-5nm
required:
- compatible
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/qcom,rpmhpd.h>
#include <dt-bindings/phy/phy-qcom-qmp.h>
display-subsystem@ae00000 {
compatible = "qcom,sar2130p-mdss";
reg = <0x0ae00000 0x1000>;
reg-names = "mdss";
interconnects = <&mmss_noc_master_mdp &mc_virt_slave_ebi1>,
<&gem_noc_master_appss_proc &config_noc_slave_display_cfg>;
interconnect-names = "mdp0-mem", "cpu-cfg";
resets = <&dispcc_disp_cc_mdss_core_bcr>;
power-domains = <&dispcc_mdss_gdsc>;
clocks = <&dispcc_disp_cc_mdss_ahb_clk>,
<&gcc_gcc_disp_ahb_clk>,
<&gcc_gcc_disp_hf_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 0x1c00 0x2>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
display-controller@ae01000 {
compatible = "qcom,sar2130p-dpu";
reg = <0x0ae01000 0x8f000>,
<0x0aeb0000 0x2008>;
reg-names = "mdp", "vbif";
clocks = <&gcc_gcc_disp_ahb_clk>,
<&gcc_gcc_disp_hf_axi_clk>,
<&dispcc_disp_cc_mdss_ahb_clk>,
<&dispcc_disp_cc_mdss_mdp_lut_clk>,
<&dispcc_disp_cc_mdss_mdp_clk>,
<&dispcc_disp_cc_mdss_vsync_clk>;
clock-names = "bus",
"nrt_bus",
"iface",
"lut",
"core",
"vsync";
assigned-clocks = <&dispcc_disp_cc_mdss_vsync_clk>;
assigned-clock-rates = <19200000>;
operating-points-v2 = <&mdp_opp_table>;
power-domains = <&rpmhpd RPMHPD_MMCX>;
interrupt-parent = <&mdss>;
interrupts = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dpu_intf0_out: endpoint {
remote-endpoint = <&mdss_dp0_in>;
};
};
port@1 {
reg = <1>;
dpu_intf1_out: endpoint {
remote-endpoint = <&mdss_dsi0_in>;
};
};
port@2 {
reg = <2>;
dpu_intf2_out: endpoint {
remote-endpoint = <&mdss_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-325000000 {
opp-hz = /bits/ 64 <325000000>;
required-opps = <&rpmhpd_opp_svs>;
};
opp-375000000 {
opp-hz = /bits/ 64 <375000000>;
required-opps = <&rpmhpd_opp_svs_l1>;
};
opp-514000000 {
opp-hz = /bits/ 64 <514000000>;
required-opps = <&rpmhpd_opp_nom>;
};
};
};
displayport-controller@ae90000 {
compatible = "qcom,sar2130p-dp",
"qcom,sm8350-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_dptx0_aux_clk>,
<&dispcc_disp_cc_mdss_dptx0_link_clk>,
<&dispcc_disp_cc_mdss_dptx0_link_intf_clk>,
<&dispcc_disp_cc_mdss_dptx0_pixel0_clk>;
clock-names = "core_iface",
"core_aux",
"ctrl_link",
"ctrl_link_iface",
"stream_pixel";
assigned-clocks = <&dispcc_disp_cc_mdss_dptx0_link_clk_src>,
<&dispcc_disp_cc_mdss_dptx0_pixel0_clk_src>;
assigned-clock-parents = <&usb_dp_qmpphy_QMP_USB43DP_DP_LINK_CLK>,
<&usb_dp_qmpphy_QMP_USB43DP_DP_VCO_DIV_CLK>;
phys = <&usb_dp_qmpphy QMP_USB43DP_DP_PHY>;
phy-names = "dp";
#sound-dai-cells = <0>;
operating-points-v2 = <&dp_opp_table>;
power-domains = <&rpmhpd RPMHPD_MMCX>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
mdss_dp0_in: endpoint {
remote-endpoint = <&dpu_intf0_out>;
};
};
port@1 {
reg = <1>;
mdss_dp0_out: endpoint {
remote-endpoint = <&usb_dp_qmpphy_dp_in>;
};
};
};
dp_opp_table: opp-table {
compatible = "operating-points-v2";
opp-162000000 {
opp-hz = /bits/ 64 <162000000>;
required-opps = <&rpmhpd_opp_low_svs_d1>;
};
opp-270000000 {
opp-hz = /bits/ 64 <270000000>;
required-opps = <&rpmhpd_opp_low_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>;
};
};
};
dsi@ae94000 {
compatible = "qcom,sar2130p-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 = <&mdss_dsi0_phy 0>, <&mdss_dsi0_phy 1>;
operating-points-v2 = <&dsi_opp_table>;
power-domains = <&rpmhpd RPMHPD_MMCX>;
phys = <&mdss_dsi0_phy>;
phy-names = "dsi";
#address-cells = <1>;
#size-cells = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
mdss_dsi0_in: endpoint {
remote-endpoint = <&dpu_intf1_out>;
};
};
port@1 {
reg = <1>;
mdss_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>;
};
};
};
mdss_dsi0_phy: phy@ae94400 {
compatible = "qcom,sar2130p-dsi-phy-5nm";
reg = <0x0ae95000 0x200>,
<0x0ae95200 0x280>,
<0x0ae95500 0x400>;
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";
};
dsi@ae96000 {
compatible = "qcom,sar2130p-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 = <&mdss_dsi1_phy 0>, <&mdss_dsi1_phy 1>;
operating-points-v2 = <&dsi_opp_table>;
power-domains = <&rpmhpd RPMHPD_MMCX>;
phys = <&mdss_dsi1_phy>;
phy-names = "dsi";
#address-cells = <1>;
#size-cells = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
mdss_dsi1_in: endpoint {
remote-endpoint = <&dpu_intf2_out>;
};
};
port@1 {
reg = <1>;
mdss_dsi1_out: endpoint {
};
};
};
};
mdss_dsi1_phy: phy@ae97000 {
compatible = "qcom,sar2130p-dsi-phy-5nm";
reg = <0x0ae97000 0x200>,
<0x0ae97200 0x280>,
<0x0ae97500 0x400>;
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";
};
};
...
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