[PATCH] media: dt-bindings: ti,da850-vpif: Convert to dt-schema
Bhargav Joshi <[email protected]>
| Newsgroups | org.kernel.vger.linux-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-media |
|---|---|
| Message-ID | <[email protected]> |
Convert the Texas Instruments DA850/AM18x Video Port Interface (VPIF) device tree binding from text format to YAML dt-schema. Add power-domains property missing from text. Signed-off-by: Bhargav Joshi <[email protected]> --- .../devicetree/bindings/media/ti,da850-vpif.yaml | 168 +++++++++++++++++++++ 1 file changed, 168 insertions(+) diff --git a/Documentation/devicetree/bindings/media/ti,da850-vpif.yaml b/Documentation/devicetree/bindings/media/ti,da850-vpif.yaml new file mode 100644 index 000000000000..77de70be807a --- /dev/null +++ b/Documentation/devicetree/bindings/media/ti,da850-vpif.yaml @@ -0,0 +1,168 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/ti,da850-vpif.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments DA850/AM18x Video Port Interface (VPIF) + +maintainers: + - Lad, Prabhakar <[email protected]> + +description: + The Video Port Interface (VPIF) is the primary component for video capture + and display on the DA850/AM18x family of TI DaVinci/Sitara SoCs. + + TI Document reference:- SPRUH82C, Chapter 35 + https://www.ti.com/lit/pdf/spruh82 + +properties: + compatible: + const: ti,da850-vpif + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + port: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: + VPIF port when the bus is configured as a single 16-bit input + + properties: + endpoint: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + + properties: + bus-width: + enum: [8, 16] + +patternProperties: + ^port@[0-1]$: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: + VPIF has a 16-bit parallel bus input, supporting 2 8-bit channels or a + single 16-bit channel. It should contain one or two port child nodes + with child 'endpoint' node. If there are two ports then port@0 must + describe the input and port@1 output channels. + + properties: + endpoint: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + + properties: + bus-width: + enum: [8, 16] + + endpoint@0: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + description: + First 8-bit channel using the lower data lines [7:0]. + + properties: + bus-width: + const: 8 + + data-shift: + const: 0 + + endpoint@1: + $ref: video-interfaces.yaml# + unevaluatedProperties: false + description: + Second 8-bit channel using the upper data lines [15:8]. + + properties: + bus-width: + const: 8 + + data-shift: + const: 8 + + anyOf: + - properties: + endpoint@0: false + endpoint@1: false + - properties: + endpoint: false + +required: + - compatible + - reg + - interrupts + +oneOf: + - properties: + port@0: false + port@1: false + - properties: + port: false + +additionalProperties: false + +examples: + - | + vpif@217000 { + compatible = "ti,da850-vpif"; + reg = <0x217000 0x1000>; + interrupts = <92>; + + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + + vpif_input_ch0: endpoint@0 { + reg = <0>; + bus-width = <8>; + remote-endpoint = <&composite_in>; + }; + + vpif_input_ch1: endpoint@1 { + reg = <1>; + bus-width = <8>; + data-shift = <8>; + }; + }; + + port@1 { + reg = <1>; + + vpif_output_ch0: endpoint { + bus-width = <8>; + remote-endpoint = <&composite_out>; + }; + }; + }; + + - | + vpif@217000 { + compatible = "ti,da850-vpif"; + reg = <0x217000 0x1000>; + interrupts = <92>; + + port { + vpif_ch0: endpoint { + bus-width = <16>; + }; + }; + }; --- base-commit: 3d6d817622b0a9721e3cc404df3469171582be13 change-id: 20260813-ti-da850-vpif-092787a17379 Best regards, -- Bhargav