linux-kernel - Re: [PATCH 1/1] dt-bindings: input: touchscreen: convert ads7846.txt to yaml

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Message-ID: <20240814211345.GA4028598-robh@kernel.org>
Date: Wed, 14 Aug 2024 15:13:45 -0600
From: Rob Herring <robh@...nel.org>
To: Frank Li <Frank.Li@....com>
Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Marek Vasut <marex@...x.de>,
	Alexander Stein <alexander.stein@...tq-group.com>,
	"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: input: touchscreen: convert ads7846.txt
 to yaml

On Wed, Aug 14, 2024 at 02:51:35PM -0400, Frank Li wrote:
> Convert binding doc ads7846.txt to yaml format.
> Additional change:
> - add ref to touchscreen.yaml and spi-peripheral-props.yaml.
> - use common node name touchscreen.
> 
> Fix below warning: arch/arm64/boot/dts/freescale/imx8mm-var-som-symphony.dtb: touchscreen@0:
> 	ti,x-min: b'\x00}' is not of type 'object', 'array', 'boolean', 'null'
> 
> Signed-off-by: Frank Li <Frank.Li@....com>
> ---
> There are warning:
> Documentation/devicetree/bindings/input/touchscreen/ti,ads7843.yaml: properties:ti,x-plate-ohms: '$ref' should not be valid under {'const': '$ref'}
> 	hint: Standard unit suffix properties don't need a type $ref
> 
> I don't know how to fix it. ti,x-plate-ohms is 16bit, but default it is
> uint32

It's going to have to be a special case in dtschema. I'll work on a fix.

Rob