On Tue, Jun 30, 2020 at 01:52:02AM +0200, Paul Cercueil wrote:
> Add documentation of the Device Tree bindings for the Image Processing
> Unit (IPU) found in most Ingenic SoCs.
>
> Signed-off-by: Paul Cercueil
Do not know the IPU but looks correct.
Acked-by: Sam Ravnborg
> ---
>
> Notes:
> v2: Add missing 'const' in items list
>
> .../bindings/display/ingenic,ipu.yaml | 65 +++
> 1 file changed, 65 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/display/ingenic,ipu.yaml
>
> diff --git a/Documentation/devicetree/bindings/display/ingenic,ipu.yaml
> b/Documentation/devicetree/bindings/display/ingenic,ipu.yaml
> new file mode 100644
> index ..5bfc33eb32c9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/ingenic,ipu.yaml
> @@ -0,0 +1,65 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/ingenic,ipu.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Ingenic SoCs Image Processing Unit (IPU) devicetree bindings
> +
> +maintainers:
> + - Paul Cercueil
> +
> +properties:
> + compatible:
> +oneOf:
> + - enum:
> +- ingenic,jz4725b-ipu
> +- ingenic,jz4760-ipu
> + - items:
> +- const: ingenic,jz4770-ipu
> +- const: ingenic,jz4760-ipu
> +
> + reg:
> +maxItems: 1
> +
> + interrupts:
> +maxItems: 1
> +
> + clocks:
> +maxItems: 1
> +
> + clock-names:
> +const: ipu
> +
> +patternProperties:
> + "^ports?$":
> +description: OF graph bindings (specified in bindings/graph.txt).
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> + - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> +#include
> +ipu@1308 {
> + compatible = "ingenic,jz4770-ipu", "ingenic,jz4760-ipu";
> + reg = <0x1308 0x800>;
> +
> + interrupt-parent = <&intc>;
> + interrupts = <29>;
> +
> + clocks = <&cgu JZ4770_CLK_IPU>;
> + clock-names = "ipu";
> +
> + port {
> +ipu_ep: endpoint {
> + remote-endpoint = <&lcdc_ep>;
> +};
> + };
> +};
> --
> 2.27.0
>
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