linux-kernel - Re: [PATCH 1/1] dt-bindings: touchscreen: move ar1021.txt to maxim,max11801.yaml

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Message-ID: <20250925-boundless-announcer-007f08404112@spud>
Date: Thu, 25 Sep 2025 20:20:02 +0100
From: Conor Dooley <conor@...nel.org>
To: Frank Li <Frank.Li@....com>
Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	"open list:INPUT (KEYBOARD, MOUSE, JOYSTICK, TOUCHSCREEN)..." <linux-input@...r.kernel.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@...r.kernel.org>,
	open list <linux-kernel@...r.kernel.org>, imx@...ts.linux.dev
Subject: Re: [PATCH 1/1] dt-bindings: touchscreen: move ar1021.txt to
 maxim,max11801.yaml

On Thu, Sep 25, 2025 at 02:56:47PM -0400, Frank Li wrote:
> ar1021 have only reg and interrupts property beside touch common
> properties. So move context of ar1021.txt into maxim,max11801.yaml.

Are these devices even remotely related, other than both being touch
devices?

> 
> Signed-off-by: Frank Li <Frank.Li@....com>
> ---
>  .../bindings/input/touchscreen/ar1021.txt         | 15 ---------------
>  .../input/touchscreen/maxim,max11801.yaml         |  4 +++-
>  2 files changed, 3 insertions(+), 16 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/input/touchscreen/ar1021.txt
> 
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt b/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt
> deleted file mode 100644
> index 82019bd6094ee..0000000000000
> --- a/Documentation/devicetree/bindings/input/touchscreen/ar1021.txt
> +++ /dev/null
> @@ -1,15 +0,0 @@
> -* Microchip AR1020 and AR1021 touchscreen interface (I2C)
> -
> -Required properties:
> -- compatible		: "microchip,ar1021-i2c"
> -- reg			: I2C slave address
> -- interrupts		: touch controller interrupt
> -
> -Example:
> -
> -	touchscreen@4d {
> -		compatible = "microchip,ar1021-i2c";
> -		reg = <0x4d>;
> -		interrupt-parent = <&gpio3>;
> -		interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
> -	};
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/maxim,max11801.yaml b/Documentation/devicetree/bindings/input/touchscreen/maxim,max11801.yaml
> index 4f528d2201992..288c7e6e1b3b7 100644
> --- a/Documentation/devicetree/bindings/input/touchscreen/maxim,max11801.yaml
> +++ b/Documentation/devicetree/bindings/input/touchscreen/maxim,max11801.yaml
> @@ -11,7 +11,9 @@ maintainers:
>  
>  properties:
>    compatible:
> -    const: maxim,max11801
> +    enum:
> +      - maxim,max11801
> +      - microchip,ar1021-i2c
>  
>    reg:
>      maxItems: 1
> -- 
> 2.34.1
> 

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