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Diffstat (limited to 'Documentation/devicetree/bindings/media/cdns,csi2rx.yaml')
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diff --git a/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml b/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml new file mode 100644 index 000000000000..2008a47c0580 --- /dev/null +++ b/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml @@ -0,0 +1,202 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/cdns,csi2rx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence MIPI-CSI2 RX controller + +maintainers: + - Maxime Ripard <mripard@kernel.org> + +description: + The Cadence MIPI-CSI2 RX controller is a CSI-2 bridge supporting up to 4 CSI + lanes in input, and 4 different pixel streams in output. + +properties: + compatible: + items: + - enum: + - starfive,jh7110-csi2rx + - ti,j721e-csi2rx + - const: cdns,csi2rx + + reg: + maxItems: 1 + + clocks: + items: + - description: CSI2Rx system clock + - description: Gated Register bank clock for APB interface + - description: pixel Clock for Stream interface 0 + - description: pixel Clock for Stream interface 1 + - description: pixel Clock for Stream interface 2 + - description: pixel Clock for Stream interface 3 + + clock-names: + items: + - const: sys_clk + - const: p_clk + - const: pixel_if0_clk + - const: pixel_if1_clk + - const: pixel_if2_clk + - const: pixel_if3_clk + + resets: + items: + - description: CSI2Rx system reset + - description: Gated Register bank reset for APB interface + - description: pixel reset for Stream interface 0 + - description: pixel reset for Stream interface 1 + - description: pixel reset for Stream interface 2 + - description: pixel reset for Stream interface 3 + + reset-names: + items: + - const: sys + - const: reg_bank + - const: pixel_if0 + - const: pixel_if1 + - const: pixel_if2 + - const: pixel_if3 + + phys: + maxItems: 1 + description: MIPI D-PHY + + phy-names: + items: + - const: dphy + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: + Input port node, single endpoint describing the CSI-2 transmitter. + + properties: + endpoint: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + + properties: + bus-type: + const: 4 + + clock-lanes: + const: 0 + + data-lanes: + minItems: 1 + maxItems: 4 + items: + maximum: 4 + + required: + - data-lanes + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: + Stream 0 Output port node + + port@2: + $ref: /schemas/graph.yaml#/properties/port + description: + Stream 1 Output port node + + port@3: + $ref: /schemas/graph.yaml#/properties/port + description: + Stream 2 Output port node + + port@4: + $ref: /schemas/graph.yaml#/properties/port + description: + Stream 3 Output port node + + required: + - port@0 + +required: + - compatible + - reg + - clocks + - clock-names + - ports + +additionalProperties: false + +examples: + - | + csi@d060000 { + compatible = "starfive,jh7110-csi2rx", "cdns,csi2rx"; + reg = <0x0d060000 0x1000>; + clocks = <&byteclock 7>, <&byteclock 6>, + <&coreclock 8>, <&coreclock 9>, + <&coreclock 10>, <&coreclock 11>; + clock-names = "sys_clk", "p_clk", + "pixel_if0_clk", "pixel_if1_clk", + "pixel_if2_clk", "pixel_if3_clk"; + resets = <&bytereset 9>, <&bytereset 4>, + <&corereset 5>, <&corereset 6>, + <&corereset 7>, <&corereset 8>; + reset-names = "sys", "reg_bank", + "pixel_if0", "pixel_if1", + "pixel_if2", "pixel_if3"; + phys = <&csi_phy>; + phy-names = "dphy"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + csi2rx_in_sensor: endpoint { + remote-endpoint = <&sensor_out_csi2rx>; + clock-lanes = <0>; + data-lanes = <1 2>; + }; + }; + + port@1 { + reg = <1>; + + csi2rx_out_grabber0: endpoint { + remote-endpoint = <&grabber0_in_csi2rx>; + }; + }; + + port@2 { + reg = <2>; + + csi2rx_out_grabber1: endpoint { + remote-endpoint = <&grabber1_in_csi2rx>; + }; + }; + + port@3 { + reg = <3>; + + csi2rx_out_grabber2: endpoint { + remote-endpoint = <&grabber2_in_csi2rx>; + }; + }; + + port@4 { + reg = <4>; + + csi2rx_out_grabber3: endpoint { + remote-endpoint = <&grabber3_in_csi2rx>; + }; + }; + }; + }; + +... |