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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Martin Kepplinger <martin.kepplinger@puri.sm>
Cc: krzysztof.kozlowski@canonical.com, mchehab@kernel.org,
	paul.kocialkowski@bootlin.com, pavel@ucw.cz,
	devicetree@vger.kernel.org, kernel@puri.sm,
	linux-kernel@vger.kernel.org, linux-media@vger.kernel.org,
	phone-devel@vger.kernel.org, robh@kernel.org,
	shawnx.tu@intel.com
Subject: Re: [PATCH v4 2/5] dt-bindings: media: document SK Hynix Hi-846 MIPI CSI-2 8M pixel sensor
Date: Tue, 8 Jun 2021 00:15:20 +0300	[thread overview]
Message-ID: <YL6MaFAt2PaJq+2E@pendragon.ideasonboard.com> (raw)
In-Reply-To: <20210607105213.1211722-3-martin.kepplinger@puri.sm>

Hi Martin

Thank you for the patch.

On Mon, Jun 07, 2021 at 12:52:10PM +0200, Martin Kepplinger wrote:
> Document the bindings used for the SK Hynix Hi-846 CMOS camera driver.
> 
> Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
> ---
>  .../bindings/media/i2c/hynix,hi846.yaml       | 105 ++++++++++++++++++
>  1 file changed, 105 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> new file mode 100644
> index 000000000000..19825392fb1f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> @@ -0,0 +1,105 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/hynix,hi846.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: SK Hynix Hi-846 1/4" 8M Pixel MIPI CSI-2 sensor
> +
> +maintainers:
> +  - Martin Kepplinger <martin.kepplinger@puri.sm>
> +
> +description: |-
> +  The Hi-846 is a raw image sensor with an MIPI CSI-2 image data
> +  interface and CCI (I2C compatible) control bus. The output format
> +  is raw Bayer.
> +
> +properties:
> +  compatible:
> +    const: hynix,hi846
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Reference to the mclk clock.
> +
> +  reset-gpios:
> +    description: Reference to the GPIO connected to the RESETB pin. Active low.
> +    maxItems: 1
> +
> +  shutdown-gpios:
> +    description: Reference to the GPIO connected to the XSHUTDOWN pin. Active low.
> +    maxItems: 1
> +
> +  vddi-supply:

I think it's called vddio (seems to be a typo on page 8).

> +    description: Definition of the regulator used for the 1.8V or 2.8V I/O power supply.

You could just say "... for the VDDIO supply". Same below. Up to you.

With the name fixed and the description optionally updated,

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Please add my tag if you post a new version.

> +
> +  vdda-supply:
> +    description: Definition of the regulator used for the 2.8V analog power supply.
> +
> +  vddd-supply:
> +    description: Definition of the regulator used for the 1.2V core power supply.
> +
> +  port:
> +    $ref: /schemas/graph.yaml#/properties/port
> +
> +    properties:
> +      endpoint:
> +        $ref: /schemas/media/video-interfaces.yaml#
> +        unevaluatedProperties: false
> +
> +        properties:
> +          data-lanes:
> +            oneOf:
> +              - items:
> +                  - const: 1
> +                  - const: 2
> +                  - const: 3
> +                  - const: 4
> +              - items:
> +                  - const: 1
> +                  - const: 2
> +
> +        required:
> +          - data-lanes
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - vddi-supply
> +  - vdda-supply
> +  - vddd-supply
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        hi846: camera@20 {
> +            compatible = "hynix,hi846";
> +            reg = <0x20>;
> +            clocks = <&clk>;
> +            vddi-supply = <&reg_camera_pwr_en>;
> +            vdda-supply = <&reg_camera_pwr_en>;
> +            vddd-supply = <&reg_camera_pwr_en>;
> +            reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
> +
> +            port {
> +                camera_out: endpoint {
> +                    remote-endpoint = <&csi1_ep1>;
> +                    data-lanes = <1 2>;
> +                };
> +            };
> +        };
> +    };
> +
> +...

-- 
Regards,

Laurent Pinchart

  reply	other threads:[~2021-06-07 21:15 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-07 10:52 [PATCH v4 0/5] Add support for the Hynix Hi-846 camera Martin Kepplinger
2021-06-07 10:52 ` [PATCH v4 1/5] dt-bindings: vendor-prefixes: Add SK Hynix Inc Martin Kepplinger
2021-06-07 10:52 ` [PATCH v4 2/5] dt-bindings: media: document SK Hynix Hi-846 MIPI CSI-2 8M pixel sensor Martin Kepplinger
2021-06-07 21:15   ` Laurent Pinchart [this message]
2021-06-08  7:00     ` Martin Kepplinger
2021-06-10 16:37   ` Rob Herring
2021-06-07 10:52 ` [PATCH v4 3/5] media: i2c: add driver for the SK Hynix Hi-846 8M pixel camera Martin Kepplinger
2021-06-07 10:52 ` [PATCH v4 4/5] arm64: defconfig: enable VIDEO_HI846 Martin Kepplinger
2021-06-07 10:52 ` [PATCH v4 5/5] Documentation: i2c-cardlist: add the Hynix hi846 sensor Martin Kepplinger

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