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Diffstat (limited to 'Documentation/devicetree/bindings/media/ti,omap3isp.yaml')
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diff --git a/Documentation/devicetree/bindings/media/ti,omap3isp.yaml b/Documentation/devicetree/bindings/media/ti,omap3isp.yaml new file mode 100644 index 000000000000..7155fd3db505 --- /dev/null +++ b/Documentation/devicetree/bindings/media/ti,omap3isp.yaml @@ -0,0 +1,189 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/ti,omap3isp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments OMAP 3 Image Signal Processor (ISP) + +maintainers: + - Laurent Pinchart <laurent.pinchart@ideasonboard.com> + - Sakari Ailus <sakari.ailus@iki.fi> + +description: + The OMAP 3 ISP is an image signal processor present in OMAP 3 SoCs. + +properties: + compatible: + const: ti,omap3-isp + + reg: + items: + - description: Core ISP registers up to the end of the SBL block + - description: CSI PHYs and receivers registers + + interrupts: + maxItems: 1 + + iommus: + maxItems: 1 + + syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to System Control Module + - description: register offset to Complex I/O or CSI-PHY register + description: + Phandle and register offset to the Complex I/O or CSI-PHY register + + ti,phy-type: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + description: + 0 - OMAP3ISP_PHY_TYPE_COMPLEX_IO (e.g. OMAP 3430) + 1 - OMAP3ISP_PHY_TYPE_CSIPHY (e.g. OMAP 3630) + + '#clock-cells': + const: 1 + description: + The ISP provides two external clocks, cam_xclka and cam_xclkb, + at indices 0 and 1 respectively. + + vdd-csiphy1-supply: + description: Voltage supply of the CSI-2 PHY 1 + + vdd-csiphy2-supply: + description: Voltage supply of the CSI-2 PHY 2 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Parallel (CCDC) interface + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + port@1: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: | + CSIPHY1 interface: + OMAP 3630: CSI2C / CCP2B + OMAP 3430: CSI1 (CSIb) + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + lane-polarities: + minItems: 2 + maxItems: 3 + + data-lanes: + minItems: 1 + maxItems: 2 + items: + minimum: 1 + maximum: 3 + + clock-lanes: + minimum: 1 + maximum: 3 + + port@2: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: | + CSIPHY2 interface: + OMAP 3630: CSI2A / CCP2B + OMAP 3430: CSI2 (CSIa) + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + properties: + lane-polarities: + minItems: 2 + maxItems: 3 + + data-lanes: + minItems: 1 + maxItems: 2 + items: + minimum: 1 + maximum: 3 + + clock-lanes: + minimum: 1 + maximum: 3 + +required: + - compatible + - reg + - interrupts + - iommus + - syscon + - ti,phy-type + - '#clock-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/media/omap3-isp.h> + + isp@480bc000 { + compatible = "ti,omap3-isp"; + reg = <0x480bc000 0x12fc>, + <0x480bd800 0x0600>; + interrupts = <24>; + iommus = <&mmu_isp>; + syscon = <&scm_conf 0x2f0>; + ti,phy-type = <OMAP3ISP_PHY_TYPE_CSIPHY>; + #clock-cells = <1>; + vdd-csiphy1-supply = <&vaux2>; + vdd-csiphy2-supply = <&vaux2>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + parallel_ep: endpoint { + remote-endpoint = <¶llel>; + }; + }; + + port@1 { + reg = <1>; + csi1_ep: endpoint { + remote-endpoint = <&smia_1>; + clock-lanes = <1>; + data-lanes = <2>; + lane-polarities = <0 0>; + }; + }; + + port@2 { + reg = <2>; + csi2a_ep: endpoint { + remote-endpoint = <&smia_2>; + clock-lanes = <2>; + data-lanes = <1 3>; + lane-polarities = <1 1 1>; + }; + }; + }; + }; |