linux-kernel - Re: [PATCH v4 04/10] dt-bindings: gpio: cdns: add Axiado AX3000 GPIO variant

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Message-ID: <b741e3fc-1376-4498-92e7-4e366f28f8ec@kernel.org>
Date: Wed, 2 Jul 2025 08:18:42 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Harshit Shah <hshah@...ado.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Linus Walleij <linus.walleij@...aro.org>,
 Bartosz Golaszewski <brgl@...ev.pl>, Arnd Bergmann <arnd@...db.de>,
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
 Jan Kotas <jank@...ence.com>, Greg Kroah-Hartman
 <gregkh@...uxfoundation.org>, Jiri Slaby <jirislaby@...nel.org>,
 Michal Simek <michal.simek@....com>, Przemysław Gaj
 <pgaj@...ence.com>, Alexandre Belloni <alexandre.belloni@...tlin.com>,
 Frank Li <Frank.Li@....com>, Boris Brezillon <bbrezillon@...nel.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
 soc@...ts.linux.dev, linux-serial@...r.kernel.org,
 linux-i3c@...ts.infradead.org
Subject: Re: [PATCH v4 04/10] dt-bindings: gpio: cdns: add Axiado AX3000 GPIO
 variant

On 01/07/2025 22:27, Harshit Shah wrote:
> Add binding for Axiado AX3000 GPIO controller. So far, no changes
> are known, so it can fallback to default compatible.
> 
> Signed-off-by: Harshit Shah <hshah@...ado.com>
> ---
>  Documentation/devicetree/bindings/gpio/cdns,gpio.yaml | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/gpio/cdns,gpio.yaml b/Documentation/devicetree/bindings/gpio/cdns,gpio.yaml
> index f1a64c17366500cb0e02a0ca90da691fd992fe7d..16c311a252921ba65d2f9f1b34a07a4a940432f3 100644
> --- a/Documentation/devicetree/bindings/gpio/cdns,gpio.yaml
> +++ b/Documentation/devicetree/bindings/gpio/cdns,gpio.yaml
> @@ -11,7 +11,13 @@ maintainers:
>  
>  properties:
>    compatible:
> -    const: cdns,gpio-r1p02
> +    oneOf:
> +      - description: Cadence GPIO controller
> +        const: cdns,gpio-r1p02
> +      - description: Axiado AX3000 GPIO controller

Drop both descriptions, obvious.

> +        items:
> +          - const: axiado,ax3000-gpio

This should be enum, it will grow.

> +          - const: cdns,gpio-r1p02
>  
>    reg:
>      maxItems: 1
> 


Best regards,
Krzysztof