RE: [PATCH v5 1/3] dt-bindings: reset: Document RZ/V2H(P) USB2PHY reset

[Fabrizio Castro <fabrizio.castro.jz@xxxxxxxxxxx>]

> From: Prabhakar <prabhakar.csengg@xxxxxxxxx>
> Sent: 15 April 2025 20:51
> Subject: [PATCH v5 1/3] dt-bindings: reset: Document RZ/V2H(P) USB2PHY reset
> 
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> 
> Add a device tree binding document for the Renesas RZ/V2H(P) USB2PHY reset
> controller. This block manages the reset and power-down of the USB 2.0 PHY,
> which is used in both host and function modes.
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

Reviewed-by: Fabrizio Castro <fabrizio.castro.jz@xxxxxxxxxxx>

> ---
>  .../reset/renesas,rzv2h-usb2phy-reset.yaml    | 56 +++++++++++++++++++
>  1 file changed, 56 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/reset/renesas,rzv2h-usb2phy-reset.yaml
> 
> diff --git a/Documentation/devicetree/bindings/reset/renesas,rzv2h-usb2phy-reset.yaml
> b/Documentation/devicetree/bindings/reset/renesas,rzv2h-usb2phy-reset.yaml
> new file mode 100644
> index 000000000000..c79f61c2373b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/reset/renesas,rzv2h-usb2phy-reset.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/reset/renesas,rzv2h-usb2phy-reset.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas RZ/V2H(P) USB2PHY Port reset Control
> +
> +maintainers:
> +  - Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> +
> +description:
> +  The RZ/V2H(P) USB2PHY Control mainly controls Port reset and power down of the
> +  USB2.0 PHY.
> +
> +properties:
> +  compatible:
> +    const: renesas,r9a09g057-usb2phy-reset     # RZ/V2H(P)
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  '#reset-cells':
> +    const: 0
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - resets
> +  - power-domains
> +  - '#reset-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/renesas,r9a09g057-cpg.h>
> +
> +    reset-controller@15830000 {
> +        compatible = "renesas,r9a09g057-usb2phy-reset";
> +        reg = <0x15830000 0x10000>;
> +        clocks = <&cpg CPG_MOD 0xb6>;
> +        resets = <&cpg 0xaf>;
> +        power-domains = <&cpg>;
> +        #reset-cells = <0>;
> +    };
> --
> 2.49.0