linux/Documentation/devicetree/bindings/display/msm/qcom,sm8750-mdss.yaml
Krzysztof Kozlowski 6b93840116 dt-bindings: display/msm: qcom,sm8750-mdss: Add SM8750
Add MDSS/MDP display subsystem for Qualcomm SM8750 SoC, next generation
with two revisions up of the IP block comparing to SM8650.

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/659614/
Link: https://lore.kernel.org/r/20250618-b4-sm8750-display-v7-5-a591c609743d@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
2025-07-04 16:35:19 +03:00

471 lines
15 KiB
YAML

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/msm/qcom,sm8750-mdss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SM8750 Display MDSS
maintainers:
- Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
description:
SM8650 MSM Mobile Display Subsystem(MDSS), which encapsulates sub-blocks like
DPU display controller, DSI and DP interfaces etc.
$ref: /schemas/display/msm/mdss-common.yaml#
properties:
compatible:
const: qcom,sm8750-mdss
clocks:
items:
- description: Display AHB
- description: Display hf AXI
- description: Display core
iommus:
maxItems: 1
interconnects:
items:
- description: Interconnect path from mdp0 port to the data bus
- description: Interconnect path from CPU to the reg bus
interconnect-names:
items:
- const: mdp0-mem
- const: cpu-cfg
patternProperties:
"^display-controller@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
const: qcom,sm8750-dpu
"^displayport-controller@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
contains:
const: qcom,sm8750-dp
"^dsi@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
contains:
const: qcom,sm8750-dsi-ctrl
"^phy@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
compatible:
const: qcom,sm8750-dsi-phy-3nm
required:
- compatible
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/interconnect/qcom,icc.h>
#include <dt-bindings/interconnect/qcom,sm8750-rpmh.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/phy/phy-qcom-qmp.h>
#include <dt-bindings/power/qcom,rpmhpd.h>
display-subsystem@ae00000 {
compatible = "qcom,sm8750-mdss";
reg = <0x0ae00000 0x1000>;
reg-names = "mdss";
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&disp_cc_mdss_ahb_clk>,
<&gcc_disp_hf_axi_clk>,
<&disp_cc_mdss_mdp_clk>;
interconnects = <&mmss_noc MASTER_MDP QCOM_ICC_TAG_ALWAYS
&mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
<&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
&config_noc SLAVE_DISPLAY_CFG QCOM_ICC_TAG_ACTIVE_ONLY>;
interconnect-names = "mdp0-mem",
"cpu-cfg";
resets = <&disp_cc_mdss_core_bcr>;
power-domains = <&mdss_gdsc>;
iommus = <&apps_smmu 0x800 0x2>;
interrupt-controller;
#interrupt-cells = <1>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
display-controller@ae01000 {
compatible = "qcom,sm8750-dpu";
reg = <0x0ae01000 0x93000>,
<0x0aeb0000 0x2008>;
reg-names = "mdp",
"vbif";
interrupts-extended = <&mdss 0>;
clocks = <&gcc_disp_hf_axi_clk>,
<&disp_cc_mdss_ahb_clk>,
<&disp_cc_mdss_mdp_lut_clk>,
<&disp_cc_mdss_mdp_clk>,
<&disp_cc_mdss_vsync_clk>;
clock-names = "nrt_bus",
"iface",
"lut",
"core",
"vsync";
assigned-clocks = <&disp_cc_mdss_vsync_clk>;
assigned-clock-rates = <19200000>;
operating-points-v2 = <&mdp_opp_table>;
power-domains = <&rpmhpd RPMHPD_MMCX>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dpu_intf1_out: endpoint {
remote-endpoint = <&mdss_dsi0_in>;
};
};
port@1 {
reg = <1>;
dpu_intf2_out: endpoint {
remote-endpoint = <&mdss_dsi1_in>;
};
};
port@2 {
reg = <2>;
dpu_intf0_out: endpoint {
remote-endpoint = <&mdss_dp0_in>;
};
};
};
mdp_opp_table: opp-table {
compatible = "operating-points-v2";
opp-207000000 {
opp-hz = /bits/ 64 <207000000>;
required-opps = <&rpmhpd_opp_low_svs>;
};
opp-337000000 {
opp-hz = /bits/ 64 <337000000>;
required-opps = <&rpmhpd_opp_svs>;
};
opp-417000000 {
opp-hz = /bits/ 64 <417000000>;
required-opps = <&rpmhpd_opp_svs_l1>;
};
opp-532000000 {
opp-hz = /bits/ 64 <532000000>;
required-opps = <&rpmhpd_opp_nom>;
};
opp-575000000 {
opp-hz = /bits/ 64 <575000000>;
required-opps = <&rpmhpd_opp_nom_l1>;
};
};
};
dsi@ae94000 {
compatible = "qcom,sm8750-dsi-ctrl", "qcom,mdss-dsi-ctrl";
reg = <0x0ae94000 0x400>;
reg-names = "dsi_ctrl";
interrupts-extended = <&mdss 4>;
clocks = <&disp_cc_mdss_byte0_clk>,
<&disp_cc_mdss_byte0_intf_clk>,
<&disp_cc_mdss_pclk0_clk>,
<&disp_cc_mdss_esc0_clk>,
<&disp_cc_mdss_ahb_clk>,
<&gcc_disp_hf_axi_clk>,
<&mdss_dsi0_phy 1>,
<&mdss_dsi0_phy 0>,
<&disp_cc_esync0_clk>,
<&disp_cc_osc_clk>,
<&disp_cc_mdss_byte0_clk_src>,
<&disp_cc_mdss_pclk0_clk_src>;
clock-names = "byte",
"byte_intf",
"pixel",
"core",
"iface",
"bus",
"dsi_pll_pixel",
"dsi_pll_byte",
"esync",
"osc",
"byte_src",
"pixel_src";
operating-points-v2 = <&mdss_dsi_opp_table>;
power-domains = <&rpmhpd RPMHPD_MMCX>;
phys = <&mdss_dsi0_phy>;
phy-names = "dsi";
vdda-supply = <&vreg_l3g_1p2>;
#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 {
remote-endpoint = <&panel0_in>;
data-lanes = <0 1 2 3>;
};
};
};
mdss_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@ae95000 {
compatible = "qcom,sm8750-dsi-phy-3nm";
reg = <0x0ae95000 0x200>,
<0x0ae95200 0x280>,
<0x0ae95500 0x400>;
reg-names = "dsi_phy",
"dsi_phy_lane",
"dsi_pll";
clocks = <&disp_cc_mdss_ahb_clk>,
<&rpmhcc RPMH_CXO_CLK>;
clock-names = "iface",
"ref";
vdds-supply = <&vreg_l3i_0p88>;
#clock-cells = <1>;
#phy-cells = <0>;
};
dsi@ae96000 {
compatible = "qcom,sm8750-dsi-ctrl", "qcom,mdss-dsi-ctrl";
reg = <0x0ae96000 0x400>;
reg-names = "dsi_ctrl";
interrupts-extended = <&mdss 5>;
clocks = <&disp_cc_mdss_byte1_clk>,
<&disp_cc_mdss_byte1_intf_clk>,
<&disp_cc_mdss_pclk1_clk>,
<&disp_cc_mdss_esc1_clk>,
<&disp_cc_mdss_ahb_clk>,
<&gcc_disp_hf_axi_clk>,
<&mdss_dsi1_phy 1>,
<&mdss_dsi1_phy 0>,
<&disp_cc_esync1_clk>,
<&disp_cc_osc_clk>,
<&disp_cc_mdss_byte1_clk_src>,
<&disp_cc_mdss_pclk1_clk_src>;
clock-names = "byte",
"byte_intf",
"pixel",
"core",
"iface",
"bus",
"dsi_pll_pixel",
"dsi_pll_byte",
"esync",
"osc",
"byte_src",
"pixel_src";
operating-points-v2 = <&mdss_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,sm8750-dsi-phy-3nm";
reg = <0x0ae97000 0x200>,
<0x0ae97200 0x280>,
<0x0ae97500 0x400>;
reg-names = "dsi_phy",
"dsi_phy_lane",
"dsi_pll";
clocks = <&disp_cc_mdss_ahb_clk>,
<&rpmhcc RPMH_CXO_CLK>;
clock-names = "iface",
"ref";
#clock-cells = <1>;
#phy-cells = <0>;
};
displayport-controller@af54000 {
compatible = "qcom,sm8750-dp", "qcom,sm8650-dp";
reg = <0xaf54000 0x104>,
<0xaf54200 0xc0>,
<0xaf55000 0x770>,
<0xaf56000 0x9c>,
<0xaf57000 0x9c>;
interrupts-extended = <&mdss 12>;
clocks = <&disp_cc_mdss_ahb_clk>,
<&disp_cc_mdss_dptx0_aux_clk>,
<&disp_cc_mdss_dptx0_link_clk>,
<&disp_cc_mdss_dptx0_link_intf_clk>,
<&disp_cc_mdss_dptx0_pixel0_clk>;
clock-names = "core_iface",
"core_aux",
"ctrl_link",
"ctrl_link_iface",
"stream_pixel";
assigned-clocks = <&disp_cc_mdss_dptx0_link_clk_src>,
<&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>;
operating-points-v2 = <&dp_opp_table>;
power-domains = <&rpmhpd RPMHPD_MMCX>;
phys = <&usb_dp_qmpphy QMP_USB43DP_DP_PHY>;
phy-names = "dp";
#sound-dai-cells = <0>;
dp_opp_table: opp-table {
compatible = "operating-points-v2";
opp-192000000 {
opp-hz = /bits/ 64 <192000000>;
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>;
};
};
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>;
};
};
};
};
};