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dt-bindings: display: bridge: renesas,lvds: Convert binding to YAML
Convert the Renesas R-Car LVDS encoder text binding to YAML. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Acked-by: Maxime Ripard <mripard@kernel.org> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20200514214211.9036-1-laurent.pinchart+renesas@ideasonboard.com
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Laurent Pinchart
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Jun 30, 2020
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Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
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Documentation/devicetree/bindings/display/bridge/renesas,lvds.yaml
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| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | ||
| %YAML 1.2 | ||
| --- | ||
| $id: http://devicetree.org/schemas/display/bridge/renesas,lvds.yaml# | ||
| $schema: http://devicetree.org/meta-schemas/core.yaml# | ||
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| title: Renesas R-Car LVDS Encoder | ||
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| maintainers: | ||
| - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | ||
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| description: | | ||
| These DT bindings describe the LVDS encoder embedded in the Renesas R-Car | ||
| Gen2, R-Car Gen3, RZ/G1 and RZ/G2 SoCs. | ||
| properties: | ||
| compatible: | ||
| enum: | ||
| - renesas,r8a7743-lvds # for RZ/G1M compatible LVDS encoders | ||
| - renesas,r8a7744-lvds # for RZ/G1N compatible LVDS encoders | ||
| - renesas,r8a774a1-lvds # for RZ/G2M compatible LVDS encoders | ||
| - renesas,r8a774b1-lvds # for RZ/G2N compatible LVDS encoders | ||
| - renesas,r8a774c0-lvds # for RZ/G2E compatible LVDS encoders | ||
| - renesas,r8a7790-lvds # for R-Car H2 compatible LVDS encoders | ||
| - renesas,r8a7791-lvds # for R-Car M2-W compatible LVDS encoders | ||
| - renesas,r8a7793-lvds # for R-Car M2-N compatible LVDS encoders | ||
| - renesas,r8a7795-lvds # for R-Car H3 compatible LVDS encoders | ||
| - renesas,r8a7796-lvds # for R-Car M3-W compatible LVDS encoders | ||
| - renesas,r8a77965-lvds # for R-Car M3-N compatible LVDS encoders | ||
| - renesas,r8a77970-lvds # for R-Car V3M compatible LVDS encoders | ||
| - renesas,r8a77980-lvds # for R-Car V3H compatible LVDS encoders | ||
| - renesas,r8a77990-lvds # for R-Car E3 compatible LVDS encoders | ||
| - renesas,r8a77995-lvds # for R-Car D3 compatible LVDS encoders | ||
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| reg: | ||
| maxItems: 1 | ||
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| clocks: | ||
| minItems: 1 | ||
| maxItems: 4 | ||
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| clock-names: | ||
| minItems: 1 | ||
| maxItems: 4 | ||
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| resets: | ||
| maxItems: 1 | ||
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| ports: | ||
| type: object | ||
| description: | | ||
| This device has two video ports. Their connections are modelled using the | ||
| OF graph bindings specified in Documentation/devicetree/bindings/graph.txt. | ||
| Each port shall have a single endpoint. | ||
| properties: | ||
| '#address-cells': | ||
| const: 1 | ||
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| '#size-cells': | ||
| const: 0 | ||
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| port@0: | ||
| type: object | ||
| description: Parallel RGB input port | ||
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| port@1: | ||
| type: object | ||
| description: LVDS output port | ||
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| required: | ||
| - port@0 | ||
| - port@1 | ||
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| additionalProperties: false | ||
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| power-domains: | ||
| maxItems: 1 | ||
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| renesas,companion: | ||
| $ref: /schemas/types.yaml#/definitions/phandle | ||
| description: | ||
| phandle to the companion LVDS encoder. This property is mandatory | ||
| for the first LVDS encoder on D3 and E3 SoCs, and shall point to | ||
| the second encoder to be used as a companion in dual-link mode. It | ||
| shall not be set for any other LVDS encoder. | ||
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| required: | ||
| - compatible | ||
| - reg | ||
| - clocks | ||
| - power-domains | ||
| - resets | ||
| - ports | ||
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| if: | ||
| properties: | ||
| compatible: | ||
| enum: | ||
| - renesas,r8a774c0-lvds | ||
| - renesas,r8a77990-lvds | ||
| - renesas,r8a77995-lvds | ||
| then: | ||
| properties: | ||
| clocks: | ||
| minItems: 1 | ||
| maxItems: 4 | ||
| items: | ||
| - description: Functional clock | ||
| - description: EXTAL input clock | ||
| - description: DU_DOTCLKIN0 input clock | ||
| - description: DU_DOTCLKIN1 input clock | ||
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| clock-names: | ||
| minItems: 1 | ||
| maxItems: 4 | ||
| items: | ||
| - const: fck | ||
| # The LVDS encoder can use the EXTAL or DU_DOTCLKINx clocks. | ||
| # These clocks are optional. | ||
| - enum: | ||
| - extal | ||
| - dclkin.0 | ||
| - dclkin.1 | ||
| - enum: | ||
| - extal | ||
| - dclkin.0 | ||
| - dclkin.1 | ||
| - enum: | ||
| - extal | ||
| - dclkin.0 | ||
| - dclkin.1 | ||
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| required: | ||
| - clock-names | ||
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| else: | ||
| properties: | ||
| clocks: | ||
| maxItems: 1 | ||
| items: | ||
| - description: Functional clock | ||
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| clock-names: | ||
| maxItems: 1 | ||
| items: | ||
| - const: fck | ||
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| renesas,companion: false | ||
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| additionalProperties: false | ||
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| examples: | ||
| - | | ||
| #include <dt-bindings/clock/renesas-cpg-mssr.h> | ||
| #include <dt-bindings/power/r8a7795-sysc.h> | ||
| lvds@feb90000 { | ||
| compatible = "renesas,r8a7795-lvds"; | ||
| reg = <0xfeb90000 0x14>; | ||
| clocks = <&cpg CPG_MOD 727>; | ||
| power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; | ||
| resets = <&cpg 727>; | ||
| ports { | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
| port@0 { | ||
| reg = <0>; | ||
| lvds_in: endpoint { | ||
| remote-endpoint = <&du_out_lvds0>; | ||
| }; | ||
| }; | ||
| port@1 { | ||
| reg = <1>; | ||
| lvds_out: endpoint { | ||
| remote-endpoint = <&panel_in>; | ||
| }; | ||
| }; | ||
| }; | ||
| }; | ||
| - | | ||
| #include <dt-bindings/clock/renesas-cpg-mssr.h> | ||
| #include <dt-bindings/power/r8a77990-sysc.h> | ||
| lvds0: lvds@feb90000 { | ||
| compatible = "renesas,r8a77990-lvds"; | ||
| reg = <0xfeb90000 0x20>; | ||
| clocks = <&cpg CPG_MOD 727>, | ||
| <&x13_clk>, | ||
| <&extal_clk>; | ||
| clock-names = "fck", "dclkin.0", "extal"; | ||
| power-domains = <&sysc R8A77990_PD_ALWAYS_ON>; | ||
| resets = <&cpg 727>; | ||
| renesas,companion = <&lvds1>; | ||
| ports { | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
| port@0 { | ||
| reg = <0>; | ||
| lvds0_in: endpoint { | ||
| remote-endpoint = <&du_out_lvds0>; | ||
| }; | ||
| }; | ||
| port@1 { | ||
| reg = <1>; | ||
| lvds0_out: endpoint { | ||
| remote-endpoint = <&panel_in1>; | ||
| }; | ||
| }; | ||
| }; | ||
| }; | ||
| lvds1: lvds@feb90100 { | ||
| compatible = "renesas,r8a77990-lvds"; | ||
| reg = <0xfeb90100 0x20>; | ||
| clocks = <&cpg CPG_MOD 727>, | ||
| <&x13_clk>, | ||
| <&extal_clk>; | ||
| clock-names = "fck", "dclkin.0", "extal"; | ||
| power-domains = <&sysc R8A77990_PD_ALWAYS_ON>; | ||
| resets = <&cpg 726>; | ||
| ports { | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
| port@0 { | ||
| reg = <0>; | ||
| lvds1_in: endpoint { | ||
| remote-endpoint = <&du_out_lvds1>; | ||
| }; | ||
| }; | ||
| port@1 { | ||
| reg = <1>; | ||
| lvds1_out: endpoint { | ||
| remote-endpoint = <&panel_in2>; | ||
| }; | ||
| }; | ||
| }; | ||
| }; | ||
| ... |