| # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/display/msm/dsi-controller-main.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Qualcomm Display DSI controller |
| |
| maintainers: |
| - Krishna Manikandan <quic_mkrishn@quicinc.com> |
| |
| properties: |
| compatible: |
| oneOf: |
| - items: |
| - enum: |
| - qcom,apq8064-dsi-ctrl |
| - qcom,msm8226-dsi-ctrl |
| - qcom,msm8916-dsi-ctrl |
| - qcom,msm8953-dsi-ctrl |
| - qcom,msm8974-dsi-ctrl |
| - qcom,msm8976-dsi-ctrl |
| - qcom,msm8996-dsi-ctrl |
| - qcom,msm8998-dsi-ctrl |
| - qcom,qcm2290-dsi-ctrl |
| - qcom,sc7180-dsi-ctrl |
| - qcom,sc7280-dsi-ctrl |
| - qcom,sdm660-dsi-ctrl |
| - qcom,sdm670-dsi-ctrl |
| - qcom,sdm845-dsi-ctrl |
| - qcom,sm6115-dsi-ctrl |
| - qcom,sm6125-dsi-ctrl |
| - qcom,sm6350-dsi-ctrl |
| - qcom,sm6375-dsi-ctrl |
| - qcom,sm7150-dsi-ctrl |
| - qcom,sm8150-dsi-ctrl |
| - qcom,sm8250-dsi-ctrl |
| - qcom,sm8350-dsi-ctrl |
| - qcom,sm8450-dsi-ctrl |
| - qcom,sm8550-dsi-ctrl |
| - qcom,sm8650-dsi-ctrl |
| - const: qcom,mdss-dsi-ctrl |
| - enum: |
| - qcom,dsi-ctrl-6g-qcm2290 |
| - qcom,mdss-dsi-ctrl # This should always come with an SoC-specific compatible |
| deprecated: true |
| |
| reg: |
| maxItems: 1 |
| |
| reg-names: |
| const: dsi_ctrl |
| |
| interrupts: |
| maxItems: 1 |
| |
| clocks: |
| description: | |
| Several clocks are used, depending on the variant. Typical ones are:: |
| - bus:: Display AHB clock. |
| - byte:: Display byte clock. |
| - byte_intf:: Display byte interface clock. |
| - core:: Display core clock. |
| - core_mss:: Core MultiMedia SubSystem clock. |
| - iface:: Display AXI clock. |
| - mdp_core:: MDP Core clock. |
| - mnoc:: MNOC clock |
| - pixel:: Display pixel clock. |
| minItems: 3 |
| maxItems: 9 |
| |
| clock-names: |
| minItems: 3 |
| maxItems: 9 |
| |
| phys: |
| maxItems: 1 |
| |
| phy-names: |
| deprecated: true |
| const: dsi |
| |
| syscon-sfpb: |
| description: A phandle to mmss_sfpb syscon node (only for DSIv2). |
| $ref: /schemas/types.yaml#/definitions/phandle |
| |
| qcom,dual-dsi-mode: |
| type: boolean |
| description: | |
| Indicates if the DSI controller is driving a panel which needs |
| 2 DSI links. |
| |
| qcom,master-dsi: |
| type: boolean |
| description: | |
| Indicates if the DSI controller is the master DSI controller when |
| qcom,dual-dsi-mode enabled. |
| |
| qcom,sync-dual-dsi: |
| type: boolean |
| description: | |
| Indicates if the DSI controller needs to sync the other DSI controller |
| with MIPI DCS commands when qcom,dual-dsi-mode enabled. |
| |
| assigned-clocks: |
| minItems: 2 |
| maxItems: 4 |
| description: | |
| Parents of "byte" and "pixel" for the given platform. |
| For DSIv2 platforms this should contain "byte", "esc", "src" and |
| "pixel_src" clocks. |
| |
| assigned-clock-parents: |
| minItems: 2 |
| maxItems: 4 |
| description: | |
| The Byte clock and Pixel clock PLL outputs provided by a DSI PHY block. |
| |
| power-domains: |
| maxItems: 1 |
| |
| operating-points-v2: true |
| |
| opp-table: |
| type: object |
| |
| ports: |
| $ref: /schemas/graph.yaml#/properties/ports |
| description: | |
| Contains DSI controller input and output ports as children, each |
| containing one endpoint subnode. |
| |
| properties: |
| port@0: |
| $ref: /schemas/graph.yaml#/$defs/port-base |
| unevaluatedProperties: false |
| description: | |
| Input endpoints of the controller. |
| properties: |
| endpoint: |
| $ref: /schemas/media/video-interfaces.yaml# |
| unevaluatedProperties: false |
| properties: |
| data-lanes: |
| maxItems: 4 |
| minItems: 1 |
| items: |
| enum: [ 0, 1, 2, 3 ] |
| |
| port@1: |
| $ref: /schemas/graph.yaml#/$defs/port-base |
| unevaluatedProperties: false |
| description: | |
| Output endpoints of the controller. |
| properties: |
| endpoint: |
| $ref: /schemas/media/video-interfaces.yaml# |
| unevaluatedProperties: false |
| properties: |
| data-lanes: |
| maxItems: 4 |
| minItems: 1 |
| items: |
| enum: [ 0, 1, 2, 3 ] |
| |
| qcom,te-source: |
| $ref: /schemas/types.yaml#/definitions/string |
| description: |
| Specifies the source of vsync signal from the panel used for |
| tearing elimination. |
| default: mdp_vsync_p |
| enum: |
| - mdp_vsync_p |
| - mdp_vsync_s |
| - mdp_vsync_e |
| - timer0 |
| - timer1 |
| - timer2 |
| - timer3 |
| - timer4 |
| |
| required: |
| - port@0 |
| - port@1 |
| |
| avdd-supply: |
| description: |
| Phandle to vdd regulator device node |
| |
| refgen-supply: |
| description: |
| Phandle to REFGEN regulator device node |
| |
| vcca-supply: |
| description: |
| Phandle to vdd regulator device node |
| |
| vdd-supply: |
| description: |
| VDD regulator |
| |
| vddio-supply: |
| description: |
| VDD-IO regulator |
| |
| vdda-supply: |
| description: |
| VDDA regulator |
| |
| required: |
| - compatible |
| - reg |
| - reg-names |
| - interrupts |
| - clocks |
| - clock-names |
| - phys |
| - assigned-clocks |
| - assigned-clock-parents |
| - ports |
| |
| allOf: |
| - $ref: ../dsi-controller.yaml# |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,apq8064-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 7 |
| clock-names: |
| items: |
| - const: iface |
| - const: bus |
| - const: core_mmss |
| - const: src |
| - const: byte |
| - const: pixel |
| - const: core |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,msm8916-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 6 |
| clock-names: |
| items: |
| - const: mdp_core |
| - const: iface |
| - const: bus |
| - const: byte |
| - const: pixel |
| - const: core |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,msm8953-dsi-ctrl |
| - qcom,msm8976-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 6 |
| clock-names: |
| items: |
| - const: mdp_core |
| - const: iface |
| - const: bus |
| - const: byte |
| - const: pixel |
| - const: core |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,msm8226-dsi-ctrl |
| - qcom,msm8974-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 7 |
| clock-names: |
| items: |
| - const: mdp_core |
| - const: iface |
| - const: bus |
| - const: byte |
| - const: pixel |
| - const: core |
| - const: core_mmss |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,msm8996-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 7 |
| clock-names: |
| items: |
| - const: mdp_core |
| - const: byte |
| - const: iface |
| - const: bus |
| - const: core_mmss |
| - const: pixel |
| - const: core |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,msm8998-dsi-ctrl |
| - qcom,sm6125-dsi-ctrl |
| - qcom,sm6350-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 6 |
| clock-names: |
| items: |
| - const: byte |
| - const: byte_intf |
| - const: pixel |
| - const: core |
| - const: iface |
| - const: bus |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,sc7180-dsi-ctrl |
| - qcom,sc7280-dsi-ctrl |
| - qcom,sm7150-dsi-ctrl |
| - qcom,sm8150-dsi-ctrl |
| - qcom,sm8250-dsi-ctrl |
| - qcom,sm8350-dsi-ctrl |
| - qcom,sm8450-dsi-ctrl |
| - qcom,sm8550-dsi-ctrl |
| - qcom,sm8650-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 6 |
| clock-names: |
| items: |
| - const: byte |
| - const: byte_intf |
| - const: pixel |
| - const: core |
| - const: iface |
| - const: bus |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,sdm660-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 9 |
| clock-names: |
| items: |
| - const: mdp_core |
| - const: byte |
| - const: byte_intf |
| - const: mnoc |
| - const: iface |
| - const: bus |
| - const: core_mmss |
| - const: pixel |
| - const: core |
| |
| - if: |
| properties: |
| compatible: |
| contains: |
| enum: |
| - qcom,sdm845-dsi-ctrl |
| - qcom,sm6115-dsi-ctrl |
| - qcom,sm6375-dsi-ctrl |
| then: |
| properties: |
| clocks: |
| maxItems: 6 |
| clock-names: |
| items: |
| - const: byte |
| - const: byte_intf |
| - const: pixel |
| - const: core |
| - const: iface |
| - const: bus |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| #include <dt-bindings/clock/qcom,dispcc-sdm845.h> |
| #include <dt-bindings/clock/qcom,gcc-sdm845.h> |
| #include <dt-bindings/power/qcom-rpmpd.h> |
| |
| dsi@ae94000 { |
| compatible = "qcom,sc7180-dsi-ctrl", "qcom,mdss-dsi-ctrl"; |
| reg = <0x0ae94000 0x400>; |
| reg-names = "dsi_ctrl"; |
| |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| 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>, |
| <&dispcc DISP_CC_MDSS_AXI_CLK>; |
| clock-names = "byte", |
| "byte_intf", |
| "pixel", |
| "core", |
| "iface", |
| "bus"; |
| |
| phys = <&dsi0_phy>; |
| phy-names = "dsi"; |
| |
| 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>; |
| |
| power-domains = <&rpmhpd SC7180_CX>; |
| operating-points-v2 = <&dsi_opp_table>; |
| |
| 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 { |
| remote-endpoint = <&sn65dsi86_in>; |
| data-lanes = <0 1 2 3>; |
| qcom,te-source = "mdp_vsync_e"; |
| }; |
| }; |
| }; |
| }; |
| ... |
