Re: [PATCH v3 1/2] dt-bindings: pinctrl: renesas: Add RZ/G2L POEG binding

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On Fri, Nov 04, 2022 at 03:19:34PM +0000, Biju Das wrote:
> Add device tree bindings for the RZ/G2L Port Output Enable for GPT (POEG).
> 
> Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> ---
> v2->v3:
>  * Removed Rb tag from Rob as there are some changes introduced.
>  * Added companion property, so that poeg can link with gpt device
>  * Documented renesas,id, as identifier for POEGG{A,B,C,D}.
>  * Updated the example.
> v1->v2:
>  * Updated the description.
> REF->v1:
>  * Modelled as pincontrol as most of its configuration is intended to be
>    static.
>  * Updated reg size in example.
> ---
>  .../bindings/pinctrl/renesas,rzg2l-poeg.yaml  | 86 +++++++++++++++++++
>  1 file changed, 86 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.yaml
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.yaml
> new file mode 100644
> index 000000000000..8adf01682de5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-poeg.yaml
> @@ -0,0 +1,86 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pinctrl/renesas,rzg2l-poeg.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas RZ/G2L Port Output Enable for GPT (POEG)
> +
> +maintainers:
> +  - Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> +
> +description: |
> +  The output pins(GTIOCxA and GTIOCxB) of the general PWM timer (GPT) can be
> +  disabled by using the port output enabling function for the GPT (POEG).
> +  Specifically, either of the following ways can be used.
> +  * Input level detection of the GTETRGA to GTETRGD pins.
> +  * Output-disable request from the GPT.
> +  * SSF bit setting(ie, by setting POEGGn.SSF to 1)
> +
> +  The state of the GTIOCxA and the GTIOCxB pins when the output is disabled,
> +  are controlled by the GPT module.
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - renesas,r9a07g044-poeg  # RZ/G2{L,LC}
> +          - renesas,r9a07g054-poeg  # RZ/V2L
> +      - const: renesas,rzg2l-poeg
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +  companion:

Also, needs a vendor prefix. The companion is the GPT, right? Perhaps 
'renesas,gpt' instead.

> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: phandle of a companion.



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