[PATCH v2 1/4] dt-bindings: display/msm: Add SM7150 MDSS

Danila Tikhonov danila at jiaxyga.com
Wed Jun 12 18:43:33 UTC 2024


Document the MDSS hardware found on the Qualcomm SM7150 platform.

Signed-off-by: Danila Tikhonov <danila at jiaxyga.com>
---
 .../display/msm/qcom,sm7150-mdss.yaml         | 458 ++++++++++++++++++
 1 file changed, 458 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/msm/qcom,sm7150-mdss.yaml

diff --git a/Documentation/devicetree/bindings/display/msm/qcom,sm7150-mdss.yaml b/Documentation/devicetree/bindings/display/msm/qcom,sm7150-mdss.yaml
new file mode 100644
index 0000000000000..13c5d5ffabde9
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/msm/qcom,sm7150-mdss.yaml
@@ -0,0 +1,458 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/msm/qcom,sm7150-mdss.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SM7150 Display MDSS
+
+maintainers:
+  - Danila Tikhonov <danila at jiaxyga.com>
+
+description:
+  SM7150 MSM Mobile Display Subsystem(MDSS), which encapsulates sub-blocks like
+  DPU display controller, DSI and DP interfaces etc.
+
+$ref: /schemas/display/msm/mdss-common.yaml#
+
+properties:
+  compatible:
+    const: qcom,sm7150-mdss
+
+  clocks:
+    items:
+      - description: Display ahb clock from gcc
+      - description: Display hf axi clock
+      - description: Display sf axi clock
+      - description: Display core clock
+
+  clock-names:
+    items:
+      - const: iface
+      - const: bus
+      - const: nrt_bus
+      - const: core
+
+  iommus:
+    maxItems: 1
+
+  interconnects:
+    items:
+      - description: Interconnect path from mdp0 port to the data bus
+      - description: Interconnect path from mdp1 port to the data bus
+      - description: Interconnect path from CPU to the reg bus
+
+  interconnect-names:
+    items:
+      - const: mdp0-mem
+      - const: mdp1-mem
+      - const: cpu-cfg
+
+patternProperties:
+  "^display-controller@[0-9a-f]+$":
+    type: object
+    additionalProperties: true
+    properties:
+      compatible:
+        const: qcom,sm7150-dpu
+
+  "^displayport-controller@[0-9a-f]+$":
+    type: object
+    additionalProperties: true
+    properties:
+      compatible:
+        const: qcom,sm7150-dp
+
+  "^dsi@[0-9a-f]+$":
+    type: object
+    additionalProperties: true
+    properties:
+      compatible:
+        items:
+          - const: qcom,sm7150-dsi-ctrl
+          - const: qcom,mdss-dsi-ctrl
+
+  "^phy@[0-9a-f]+$":
+    type: object
+    additionalProperties: true
+    properties:
+      compatible:
+        const: qcom,dsi-phy-10nm
+
+required:
+  - compatible
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,rpmh.h>
+    #include <dt-bindings/interconnect/qcom,icc.h>
+    #include <dt-bindings/interconnect/qcom,sm7150-rpmh.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/power/qcom,rpmhpd.h>
+
+    display-subsystem at ae00000 {
+        compatible = "qcom,sm7150-mdss";
+        reg = <0x0ae00000 0x1000>;
+        reg-names = "mdss";
+
+        power-domains = <&dispcc_mdss_gdsc>;
+
+        clocks = <&dispcc_mdss_ahb_clk>,
+                 <&gcc_disp_hf_axi_clk>,
+                 <&gcc_disp_sf_axi_clk>,
+                 <&dispcc_mdss_mdp_clk>;
+        clock-names = "iface",
+                      "bus",
+                      "nrt_bus",
+                      "core";
+
+        interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
+        interrupt-controller;
+        #interrupt-cells = <1>;
+
+        interconnects = <&mmss_noc MASTER_MDP_PORT0 QCOM_ICC_TAG_ALWAYS
+                         &mc_virt SLAVE_EBI_CH0 QCOM_ICC_TAG_ALWAYS>,
+                        <&mmss_noc MASTER_MDP_PORT1 QCOM_ICC_TAG_ALWAYS
+                         &mc_virt SLAVE_EBI_CH0 QCOM_ICC_TAG_ALWAYS>,
+                        <&gem_noc MASTER_AMPSS_M0 QCOM_ICC_TAG_ACTIVE_ONLY
+                         &config_noc SLAVE_DISPLAY_CFG QCOM_ICC_TAG_ACTIVE_ONLY>;
+        interconnect-names = "mdp0-mem",
+                             "mdp1-mem",
+                             "cpu-cfg";
+
+        iommus = <&apps_smmu 0x800 0x440>;
+
+        #address-cells = <1>;
+        #size-cells = <1>;
+        ranges;
+
+        display-controller at ae01000 {
+            compatible = "qcom,sm7150-dpu";
+            reg = <0x0ae01000 0x8f000>,
+                  <0x0aeb0000 0x2008>;
+            reg-names = "mdp", "vbif";
+
+            clocks = <&gcc_disp_hf_axi_clk>,
+                     <&dispcc_mdss_ahb_clk>,
+                     <&dispcc_mdss_rot_clk>,
+                     <&dispcc_mdss_mdp_lut_clk>,
+                     <&dispcc_mdss_mdp_clk>,
+                     <&dispcc_mdss_vsync_clk>;
+            clock-names = "bus",
+                          "iface",
+                          "rot",
+                          "lut",
+                          "core",
+                          "vsync";
+
+            assigned-clocks = <&dispcc_mdss_vsync_clk>;
+            assigned-clock-rates = <19200000>;
+
+            operating-points-v2 = <&mdp_opp_table>;
+            power-domains = <&rpmhpd RPMHPD_CX>;
+
+            interrupt-parent = <&mdss>;
+            interrupts = <0>;
+
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                port at 0 {
+                    reg = <0>;
+                    dpu_intf1_out: endpoint {
+                        remote-endpoint = <&mdss_dsi0_in>;
+                    };
+                };
+
+                port at 1 {
+                    reg = <1>;
+                    dpu_intf2_out: endpoint {
+                        remote-endpoint = <&mdss_dsi1_in>;
+                    };
+                };
+
+                port at 2 {
+                    reg = <2>;
+                    dpu_intf0_out: endpoint {
+                        remote-endpoint = <&dp_in>;
+                    };
+                };
+            };
+
+            mdp_opp_table: opp-table {
+                compatible = "operating-points-v2";
+
+                opp-19200000 {
+                    opp-hz = /bits/ 64 <19200000>;
+                    required-opps = <&rpmhpd_opp_min_svs>;
+                };
+
+                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-344000000 {
+                    opp-hz = /bits/ 64 <344000000>;
+                    required-opps = <&rpmhpd_opp_svs_l1>;
+                };
+
+                opp-430000000 {
+                    opp-hz = /bits/ 64 <430000000>;
+                    required-opps = <&rpmhpd_opp_nom>;
+                };
+            };
+        };
+
+        dsi at ae94000 {
+            compatible = "qcom,sm7150-dsi-ctrl",
+                         "qcom,mdss-dsi-ctrl";
+            reg = <0x0ae94000 0x400>;
+            reg-names = "dsi_ctrl";
+
+            interrupt-parent = <&mdss>;
+            interrupts = <4>;
+
+            clocks = <&dispcc_mdss_byte0_clk>,
+                     <&dispcc_mdss_byte0_intf_clk>,
+                     <&dispcc_mdss_pclk0_clk>,
+                     <&dispcc_mdss_esc0_clk>,
+                     <&dispcc_mdss_ahb_clk>,
+                     <&gcc_disp_hf_axi_clk>;
+            clock-names = "byte",
+                          "byte_intf",
+                          "pixel",
+                          "core",
+                          "iface",
+                          "bus";
+
+            assigned-clocks = <&dispcc_mdss_byte0_clk_src>,
+                              <&dispcc_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_CX>;
+
+            phys = <&mdss_dsi0_phy>;
+            phy-names = "dsi";
+
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                port at 0 {
+                    reg = <0>;
+                    mdss_dsi0_in: endpoint {
+                        remote-endpoint = <&dpu_intf1_out>;
+                    };
+                };
+
+                port at 1 {
+                    reg = <1>;
+                    mdss_dsi0_out: endpoint {
+                    };
+                };
+            };
+
+            dsi_opp_table: opp-table {
+                compatible = "operating-points-v2";
+
+                opp-180000000 {
+                    opp-hz = /bits/ 64 <180000000>;
+                    required-opps = <&rpmhpd_opp_low_svs>;
+                };
+
+                opp-275000000 {
+                    opp-hz = /bits/ 64 <275000000>;
+                    required-opps = <&rpmhpd_opp_svs>;
+                };
+
+                opp-358000000 {
+                    opp-hz = /bits/ 64 <358000000>;
+                    required-opps = <&rpmhpd_opp_svs_l1>;
+                };
+            };
+        };
+
+        mdss_dsi0_phy: phy at 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_mdss_ahb_clk>,
+                     <&rpmhcc RPMH_CXO_CLK>;
+            clock-names = "iface", "ref";
+            vdds-supply = <&vdda_mipi_dsi0_pll>;
+        };
+
+        dsi at ae96000 {
+            compatible = "qcom,sm7150-dsi-ctrl",
+                         "qcom,mdss-dsi-ctrl";
+            reg = <0x0ae96000 0x400>;
+            reg-names = "dsi_ctrl";
+
+            interrupt-parent = <&mdss>;
+            interrupts = <5>;
+
+            clocks = <&dispcc_mdss_byte1_clk>,
+                     <&dispcc_mdss_byte1_intf_clk>,
+                     <&dispcc_mdss_pclk1_clk>,
+                     <&dispcc_mdss_esc1_clk>,
+                     <&dispcc_mdss_ahb_clk>,
+                     <&gcc_disp_hf_axi_clk>;
+            clock-names = "byte",
+                          "byte_intf",
+                          "pixel",
+                          "core",
+                          "iface",
+                          "bus";
+
+            assigned-clocks = <&dispcc_mdss_byte1_clk_src>,
+                              <&dispcc_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_CX>;
+
+            phys = <&mdss_dsi1_phy>;
+            phy-names = "dsi";
+
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                port at 0 {
+                    reg = <0>;
+                    mdss_dsi1_in: endpoint {
+                        remote-endpoint = <&dpu_intf2_out>;
+                    };
+                };
+
+                port at 1 {
+                    reg = <1>;
+                    mdss_dsi1_out: endpoint {
+                    };
+                };
+            };
+        };
+
+        mdss_dsi1_phy: phy at ae96400 {
+            compatible = "qcom,dsi-phy-10nm";
+            reg = <0x0ae96400 0x200>,
+                  <0x0ae96600 0x280>,
+                  <0x0ae96a00 0x1e0>;
+            reg-names = "dsi_phy",
+                        "dsi_phy_lane",
+                        "dsi_pll";
+
+            #clock-cells = <1>;
+            #phy-cells = <0>;
+
+            clocks = <&dispcc_mdss_ahb_clk>,
+                     <&rpmhcc RPMH_CXO_CLK>;
+            clock-names = "iface", "ref";
+            vdds-supply = <&vdda_mipi_dsi1_pll>;
+        };
+
+        displayport-controller at ae90000 {
+            compatible = "qcom,sm7150-dp";
+            reg = <0xae90000 0x200>,
+                  <0xae90200 0x200>,
+                  <0xae90400 0xc00>,
+                  <0xae91000 0x400>,
+                  <0xae91400 0x400>;
+
+            interrupt-parent = <&mdss>;
+            interrupts = <12>;
+
+            clocks = <&dispcc_mdss_ahb_clk>,
+                     <&dispcc_mdss_dp_aux_clk>,
+                     <&dispcc_mdss_dp_link_clk>,
+                     <&dispcc_mdss_dp_link_intf_clk>,
+                     <&dispcc_mdss_dp_pixel_clk>;
+            clock-names = "core_iface",
+                          "core_aux",
+                          "ctrl_link",
+                          "ctrl_link_iface",
+                          "stream_pixel";
+
+            assigned-clocks = <&dispcc_mdss_dp_link_clk_src>,
+                              <&dispcc_mdss_dp_pixel_clk_src>;
+            assigned-clock-parents = <&dp_phy 0>,
+                                     <&dp_phy 1>;
+
+            operating-points-v2 = <&dp_opp_table>;
+            power-domains = <&rpmhpd RPMHPD_CX>;
+
+            phys = <&dp_phy>;
+            phy-names = "dp";
+
+            #sound-dai-cells = <0>;
+
+            ports {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                port at 0 {
+                    reg = <0>;
+                    dp_in: endpoint {
+                        remote-endpoint = <&dpu_intf0_out>;
+                    };
+                };
+
+                port at 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>;
+                };
+            };
+        };
+    };
+...
-- 
2.45.2



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