linux-kernel - Re: [PATCH v2 1/2] dt-bindings: media: i2c: document Sony IMX111 CMOS sensor

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Message-ID: <20251002015554.GA2880078-robh@kernel.org>
Date: Wed, 1 Oct 2025 20:55:54 -0500
From: Rob Herring <robh@...nel.org>
To: Svyatoslav Ryhel <clamor95@...il.com>
Cc: Mauro Carvalho Chehab <mchehab@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Hans Verkuil <hverkuil@...all.nl>, Hans de Goede <hansg@...nel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Dongcheng Yan <dongcheng.yan@...el.com>,
	André Apitzsch <git@...tzsch.eu>,
	Sylvain Petinot <sylvain.petinot@...s.st.com>,
	Benjamin Mugnier <benjamin.mugnier@...s.st.com>,
	Heimir Thor Sverrisson <heimir.sverrisson@...il.com>,
	Jingjing Xiong <jingjing.xiong@...el.com>,
	linux-media@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] dt-bindings: media: i2c: document Sony IMX111
 CMOS sensor

On Thu, Sep 25, 2025 at 06:28:05PM +0300, Svyatoslav Ryhel wrote:
> Add bindings for Sony IMX111 CMOS Digital Image Sensor found in LG
> Optimus 4X (P880) and Optimus Vu (P895) smartphones.
> 
> Signed-off-by: Svyatoslav Ryhel <clamor95@...il.com>
> ---
>  .../bindings/media/i2c/sony,imx111.yaml       | 112 ++++++++++++++++++
>  1 file changed, 112 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/sony,imx111.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/sony,imx111.yaml b/Documentation/devicetree/bindings/media/i2c/sony,imx111.yaml
> new file mode 100644
> index 000000000000..a70017588891
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/sony,imx111.yaml
> @@ -0,0 +1,112 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/sony,imx111.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sony IMX111 8MP CMOS Digital Image Sensor
> +
> +maintainers:
> +  - Svyatoslav Ryhel <clamor95@...il.com>
> +
> +description:
> +  IMX111 sensor is a Sony CMOS active pixel digital image sensor with an active
> +  array size of 2464H x 3280V. It is programmable through I2C interface. Image
> +  data is sent through MIPI CSI-2, through 1 or 2 lanes.
> +
> +allOf:
> +  - $ref: /schemas/media/video-interface-devices.yaml#
> +  - $ref: /schemas/nvmem/nvmem-consumer.yaml#
> +
> +properties:
> +  compatible:
> +    const: sony,imx111
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    description: EXTCLK with possible frequency from 6 to 54 MHz
> +    maxItems: 1
> +
> +  reset-gpios:
> +    maxItems: 1
> +
> +  iovdd-supply:
> +    description: Digital IO power supply (1.8V)
> +
> +  dvdd-supply:
> +    description: Digital power supply (1.2V)
> +
> +  avdd-supply:
> +    description: Analog power supply (2.7V)
> +
> +  port:
> +    additionalProperties: false
> +    $ref: /schemas/graph.yaml#/$defs/port-base
> +
> +    properties:
> +      endpoint:
> +        $ref: /schemas/media/video-interfaces.yaml#
> +        unevaluatedProperties: false
> +
> +        properties:
> +          data-lanes: true
> +          bus-type: true

I assume not *bus* types are supported, so this should constrain it to 
valid ones. If it is only 1 type, you shouldn't really need the type in 
DT.

Rob