linux-kernel - Re: [PATCH 1/2] dt-bindings: display: panel: document Synaptics TDDI panel driver

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Message-ID: <20250612-agency-mothball-3830177fd43b@spud>
Date: Thu, 12 Jun 2025 16:32:42 +0100
From: Conor Dooley <conor@...nel.org>
To: Kaustabh Chakraborty <kauschluss@...root.org>
Cc: Neil Armstrong <neil.armstrong@...aro.org>,
	Jessica Zhang <quic_jesszhan@...cinc.com>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Jessica Zhang <jessica.zhang@....qualcomm.com>,
	dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: display: panel: document Synaptics TDDI
 panel driver

On Thu, Jun 12, 2025 at 08:09:40PM +0530, Kaustabh Chakraborty wrote:
> Document the driver for Synaptics TDDI (Touch/Display Integration) panels.
> Along with the MIPI-DSI panel, these devices also have an in-built LED
> backlight device and a touchscreen, all packed together in a single chip.
> Also, add compatibles for supported panels - TD4101 and TD4300.
> 
> Signed-off-by: Kaustabh Chakraborty <kauschluss@...root.org>
> ---
>  .../bindings/display/panel/synaptics,tddi.yaml     | 92 ++++++++++++++++++++++
>  1 file changed, 92 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/synaptics,tddi.yaml b/Documentation/devicetree/bindings/display/panel/synaptics,tddi.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..3aae1358a1d764361c072d3b54f74cdf634f7fa8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/synaptics,tddi.yaml

File called synaptics,tddi

> @@ -0,0 +1,92 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/samsung,tddi.yaml#

id of samsung,tddi

> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Synaptics TDDI Display Panel Controller
> +
> +maintainers:
> +  - Kaustabh Chakraborty <kauschluss@...root.org>
> +
> +allOf:
> +  - $ref: panel-common.yaml#
> +
> +properties:
> +  compatible:
> +    enum:
> +      - syna,td4101-panel
> +      - syna,td4300-panel

compatibles are syna,td####-panel

These should be consistent and tooling should have complained about the
mismatch between id and filename at the least.


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