Re: [PATCH v2 1/5] dt-bindings: net: wireless: mt76: document bindings for MT7986

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On Tue, Jan 11, 2022 at 07:59:17PM +0800, Bo Jiao wrote:
> From: Peter Chiu <chui-hao.chiu@xxxxxxxxxxxx>
> 
> Add an entry for MT7986 SoC.
> 
> Signed-off-by: Peter Chiu <chui-hao.chiu@xxxxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> ---
>  .../bindings/net/wireless/mediatek,mt76.yaml  | 29 +++++++++++++++++--
>  1 file changed, 27 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml
> index 1489d3c..4444524 100644
> --- a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml
> +++ b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.yaml
> @@ -18,7 +18,7 @@ description: |
>    wireless device. The node is expected to be specified as a child
>    node of the PCI controller to which the wireless chip is connected.
>    Alternatively, it can specify the wireless part of the MT7628/MT7688
> -  or MT7622 SoC.
> +  or MT7622/MT7986 SoC.
>  
>  allOf:
>    - $ref: ieee80211.yaml#
> @@ -29,9 +29,10 @@ properties:
>        - mediatek,mt76
>        - mediatek,mt7628-wmac
>        - mediatek,mt7622-wmac
> +      - mediatek,mt7986-wmac
>  
>    reg:
> -    maxItems: 1
> +    maxItems: 3

You just changed existing users. You need 'minItems: 1' to keep 1 reg 
entry being valid.

>  
>    interrupts:
>      maxItems: 1
> @@ -39,6 +40,17 @@ properties:
>    power-domains:
>      maxItems: 1
>  
> +  memory-region:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +    description:
> +      Specify the consys reset for mt7986.
> +
> +  reset-name:
> +    const: consys
> +
>    mediatek,infracfg:
>      $ref: /schemas/types.yaml#/definitions/phandle
>      description:
> @@ -231,3 +243,16 @@ examples:
>  
>        power-domains = <&scpsys 3>;
>      };
> +
> +  - |
> +    #include <dt-bindings/reset/mt7986-resets.h>
> +    wifi@18000000 {
> +        compatible = "mediatek,mt7986-wmac";
> +        resets = <&watchdog MT7986_TOPRGU_CONSYS_RST>;

I'd suggest you don't use the define here to avoid the dependency.

> +        reset-names = "consys";
> +        reg = <0 0x18000000 0 0x1000000>,
> +              <0 0x10003000 0 0x1000>,
> +              <0 0x011d1000 0 0x1000>;
> +        interrupts = <GIC_SPI 213 IRQ_TYPE_LEVEL_HIGH>;
> +        memory-region = <&wmcpu_emi>;
> +    };
> -- 
> 2.18.0
> 
> 



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