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From: Rob Herring <robh@kernel.org>
To: Andrey Konovalov <andrey.konovalov@linaro.org>
Cc: mchehab@kernel.org, linux-media@vger.kernel.org,
	devicetree@vger.kernel.org, dave.stevenson@raspberrypi.com,
	peter.griffin@linaro.org
Subject: Re: [PATCH 1/2] dt-bindings: media: i2c: Add IMX219 CMOS sensor binding
Date: Thu, 19 Dec 2019 15:00:59 -0600	[thread overview]
Message-ID: <20191219205934.GA19011@bogus> (raw)
In-Reply-To: <20191211115441.10637-2-andrey.konovalov@linaro.org>

On Wed, Dec 11, 2019 at 02:54:40PM +0300, Andrey Konovalov wrote:
> Add YAML device tree binding for IMX219 CMOS image sensor, and
> the relevant MAINTAINERS entries.
> 
> Signed-off-by: Andrey Konovalov <andrey.konovalov@linaro.org>
> ---
>  .../devicetree/bindings/media/i2c/imx219.yaml | 112 ++++++++++++++++++
>  MAINTAINERS                                   |   8 ++
>  2 files changed, 120 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/imx219.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/imx219.yaml b/Documentation/devicetree/bindings/media/i2c/imx219.yaml
> new file mode 100644
> index 000000000000..5e4293c21933
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/imx219.yaml
> @@ -0,0 +1,112 @@
> +# SPDX-License-Identifier: GPL-2.0

Dual license new bindings:

(GPL-2.0-only OR BSD-2-Clause)

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/imx219.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Sony 1/4.0-Inch 8Mpixel CMOS Digital Image Sensor
> +
> +maintainers:
> +  - Dave Stevenson <dave.stevenson@raspberrypi.com>
> +
> +description: |-
> +  The Sony imx219 is a 1/4.0-inch CMOS active pixel digital image sensor
> +  with an active array size of 3280H x 2464V. It is programmable through
> +  I2C interface. The I2C address is fixed to 0x10 as per sensor data sheet.
> +  Image data is sent through MIPI CSI-2, which is configured as either 2 or
> +  4 data lanes.
> +
> +properties:
> +  compatible:
> +    const: sony,imx219
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    items:
> +      - const: xclk
> +
> +  VDIG-supply:
> +    description:
> +      Digital I/O voltage supply, 1.8 volts
> +
> +  VANA-supply:
> +    description:
> +      Analog voltage supply, 2.8 volts
> +
> +  VDDL-supply:
> +    description:
> +      Digital core voltage supply, 1.2 volts
> +
> +  xclr-gpios:
> +    description: |-
> +      Reference to the GPIO connected to the xclr pin, if any.
> +      Must be released after all supplies are applied.
> +      This is an active high signal to the imx219.
> +
> +  clock-noncontinuous:
> +    description: |-
> +      Presence of this boolean property decides whether the MIPI CSI-2 clock
> +      is continuous or non-continuous.
> +
> +  camera-clk: true

Not a standard prop. Needs a type, description, etc.

> +
> +  port: true
> +
> +  data-lanes:
> +    description: |-
> +      Should be <1 2 3 4> for four-lane operation, or <1 2> for two-lane
> +      operation.
> +    const: <1 2>

Not valid json-schema. Run 'make dt_binding_check' and fix the errors.

These also go under the 'endpoint' node.

> +  clock-lanes:
> +    const: <0>
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - VANA-supply
> +  - VDIG-supply
> +  - VDDL-supply

port required?

> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    i2c0 {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        imx219: sensor@10 {
> +            compatible = "sony,imx219";
> +            reg = <0x10>;
> +            clocks = <&imx219_clk>;
> +            clock-names = "xclk";
> +            VANA-supply = <&imx219_vana>;   /* 2.8v */
> +            VDIG-supply = <&imx219_vdig>;   /* 1.8v */
> +            VDDL-supply = <&imx219_vddl>;   /* 1.2v */
> +
> +            imx219_clk: camera-clk {
> +                compatible = "fixed-clock";
> +                #clock-cells = <0>;
> +                clock-frequency = <24000000>;
> +            };
> +
> +            port {
> +                imx219_0: endpoint {
> +                    remote-endpoint = <&csi1_ep>;
> +                    clock-lanes = <0>;
> +                    data-lanes = <1 2>;
> +                    clock-noncontinuous;
> +                    bus-type = <4>;
> +                };
> +            };
> +        };
> +    };
> +
> +...
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 02d5278a4c9a..3baf2954d2f4 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -15339,6 +15339,14 @@ S:	Maintained
>  F:	drivers/media/i2c/imx214.c
>  F:	Documentation/devicetree/bindings/media/i2c/sony,imx214.txt
>  
> +SONY IMX219 SENSOR DRIVER
> +M:	Dave Stevenson <dave.stevenson@raspberrypi.com>
> +L:	linux-media@vger.kernel.org
> +T:	git git://linuxtv.org/media_tree.git
> +S:	Maintained
> +F:	drivers/media/i2c/imx219.c
> +F:	Documentation/devicetree/bindings/media/i2c/imx219.yaml
> +
>  SONY IMX258 SENSOR DRIVER
>  M:	Sakari Ailus <sakari.ailus@linux.intel.com>
>  L:	linux-media@vger.kernel.org
> -- 
> 2.17.1
> 

  reply	other threads:[~2019-12-19 21:01 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-11 11:54 [PATCH 0/2] Add IMX219 CMOS image sensor support Andrey Konovalov
2019-12-11 11:54 ` [PATCH 1/2] dt-bindings: media: i2c: Add IMX219 CMOS sensor binding Andrey Konovalov
2019-12-19 21:00   ` Rob Herring [this message]
2019-12-11 11:54 ` [PATCH 2/2] media: i2c: Add driver for Sony IMX219 sensor Andrey Konovalov
2019-12-14  5:52   ` Ezequiel Garcia
2019-12-18 22:29     ` Andrey Konovalov
2019-12-19 15:36       ` Dave Stevenson
2019-12-20 17:15         ` Andrey Konovalov
2019-12-19 15:53       ` Ezequiel Garcia
2019-12-20 17:28         ` Andrey Konovalov

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