Re: [RFC 1/8] dt-bindings: soc: renesas: Add RZ/G2L POEG binding

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On Tue, May 10, 2022 at 04:11:05PM +0100, 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>
> ---
>  .../soc/renesas/renesas,rzg2l-poeg.yaml       | 65 +++++++++++++++++++
>  1 file changed, 65 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/renesas/renesas,rzg2l-poeg.yaml
> 
> diff --git a/Documentation/devicetree/bindings/soc/renesas/renesas,rzg2l-poeg.yaml b/Documentation/devicetree/bindings/soc/renesas/renesas,rzg2l-poeg.yaml
> new file mode 100644
> index 000000000000..5737dbf3fa45
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/renesas/renesas,rzg2l-poeg.yaml
> @@ -0,0 +1,65 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/soc/renesas/renesas,rzg2l-poeg.yaml#";
> +$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:

'|' needed.

> +  The output pins 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.
> +  * Register settings.
> +
> +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
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - power-domains
> +  - resets
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/r9a07g044-cpg.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    poeggd: poeg@10049400 {
> +        compatible = "renesas,r9a07g044-poeg", "renesas,rzg2l-poeg";
> +        reg = <0x10049400 0x4>;

This looks like it is part of some larger block?

> +        interrupts = <GIC_SPI 325 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&cpg CPG_MOD R9A07G044_POEG_D_CLKP>;
> +        power-domains = <&cpg>;
> +        resets = <&cpg R9A07G044_POEG_D_RST>;
> +    };
> -- 
> 2.25.1
> 
> 



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