linux-kernel - Re: [PATCH v5 22/25] dt-bindings: devfreq: event: rockchip,dfi: Add rk3588 support

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Message-ID: <20230524-reptile-reexamine-187d778443d2@spud>
Date:   Wed, 24 May 2023 20:37:23 +0100
From:   Conor Dooley <conor@...nel.org>
To:     Sascha Hauer <s.hauer@...gutronix.de>
Cc:     linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, Heiko Stuebner <heiko@...ech.de>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>, kernel@...gutronix.de,
        Michael Riesch <michael.riesch@...fvision.net>,
        Robin Murphy <robin.murphy@....com>,
        Vincent Legoll <vincent.legoll@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>, devicetree@...r.kernel.org
Subject: Re: [PATCH v5 22/25] dt-bindings: devfreq: event: rockchip,dfi: Add
 rk3588 support

On Wed, May 24, 2023 at 10:31:50AM +0200, Sascha Hauer wrote:
> This adds rockchip,rk3588-dfi to the list of compatibles. Unlike ealier
> SoCs the rk3588 has four interrupts (one for each channel) instead of
> only one, so increase the number of allowed interrupts to four and also
> add interrupt-names.
> 
> Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
> ---
> 
> Notes:
>     Changes since v4:
>     - new patch
> 
>  .../bindings/devfreq/event/rockchip,dfi.yaml       | 14 +++++++++++++-
>  1 file changed, 13 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/devfreq/event/rockchip,dfi.yaml b/Documentation/devicetree/bindings/devfreq/event/rockchip,dfi.yaml
> index e8b64494ee8bd..4e647a9560560 100644
> --- a/Documentation/devicetree/bindings/devfreq/event/rockchip,dfi.yaml
> +++ b/Documentation/devicetree/bindings/devfreq/event/rockchip,dfi.yaml
> @@ -14,6 +14,7 @@ properties:
>      enum:
>        - rockchip,rk3399-dfi
>        - rockchip,rk3568-dfi
> +      - rockchip,rk3588-dfi
>  
>    clocks:
>      maxItems: 1
> @@ -23,7 +24,18 @@ properties:
>        - const: pclk_ddr_mon
>  
>    interrupts:
> -    maxItems: 1
> +    minItems: 1
> +    maxItems: 4
> +
> +  interrupt-names:
> +    oneOf:
> +      - items:
> +          - const: ch0
> +      - items:
> +          - const: ch0
> +          - const: ch1
> +          - const: ch2
> +          - const: ch3

Is it worth adding restrictions so that only the new compatible is
allowed to have more than 1 interrupt?
Heiko?

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