Re: [PATCH v4 2/4] media: dt-bindings: media: i2c: Add bindings for GC5035

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Self-review,

On Thu, Sep 3, 2020 at 12:48 AM Tomasz Figa <tfiga@xxxxxxxxxxxx> wrote:
>
> Add YAML device tree bindings for Galaxycore Inc. GC5035 imaging sensor.
>
> Signed-off-by: Tomasz Figa <tfiga@xxxxxxxxxxxx>
> ---
>  .../devicetree/bindings/media/i2c/gc5035.yaml | 142 ++++++++++++++++++
>  1 file changed, 142 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/gc5035.yaml
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/gc5035.yaml b/Documentation/devicetree/bindings/media/i2c/gc5035.yaml
> new file mode 100644
> index 000000000000..cf8cc3b581cf
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/gc5035.yaml
> @@ -0,0 +1,142 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +# Copyright (c) 2019 MediaTek Inc.

Copyright 2020 Google LLC.

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/gc5035.yaml
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Galaxycore Inc. GC5035 CMOS Sensor Device Tree Bindings
> +
> +maintainers:
> +  - Tomasz Figa <tfiga@xxxxxxxxxxxx>
> +
> +description: |-
> +  The Galaxycore Inc. GC5035 is a 5 megapixel, 1/5 inch CMOS 10-bit Bayer image
> +  sensor that delivers 2592x1944 at 30fps. This chip is programmable through
> +  an I2C interface. The image output is available via a MIPI CSI-2 interface.
> +
> +properties:
> +  compatible:
> +    const: galaxycore,gc5035
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    description:
> +      Input clock for the sensor.
> +    items:
> +      - const: inclk

Typo: mclk.

> +
> +  clock-frequency:
> +    description:
> +      Frequency of the inclk clock in Hz.

mclk

> +
> +  iovdd-supply:
> +    description:
> +      Regulator driving the I/O power rail.
> +
> +  avdd28-supply:
> +    description:
> +      Regulator driving the analog power rail.
> +
> +  dvdd12-supply:
> +    description:
> +      Regulator driving the digital power rail.
> +
> +  resetb-gpios:
> +    description:
> +      The GPIO pin that drives the RESETB signal, controlling sensor reset.
> +      The RESETB signal must be driven low to activate the reset, so the
> +      GPIO_ACTIVE_LOW flag should be given by default.
> +
> +  pwdn-gpios:
> +    description:
> +      The GPIO pin that drives the PWDN signal, controlling sensor power-down
> +      mode. The PWDN signal must be driven low to activate the power-down
> +      mode, so the GPIO_ACTIVE_LOW flag should be given by default.
> +
> +  port:
> +    type: object
> +    additionalProperties: false
> +    description:
> +      A node containing an output port node with an endpoint definition
> +      as documented in
> +      Documentation/devicetree/bindings/media/video-interfaces.txt
> +
> +    properties:
> +      endpoint:
> +        type: object
> +        additionalProperties: false
> +
> +        properties:
> +          data-lanes:
> +            items:
> +              - const: 1
> +              - const: 2
> +
> +          link-frequencies: true
> +          remote-endpoint: true
> +
> +        required:
> +          - data-lanes
> +          - link-frequencies
> +          - remote-endpoint
> +
> +    required:
> +      - endpoint
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - clock-frequency
> +  - iovdd-supply
> +  - avdd28-supply
> +  - dvdd12-supply
> +  - resetb-gpios
> +  - pwdn-gpios
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        gc5035: camera@10 {
> +            compatible = "galaxycore,gc5035";
> +            reg = <0x10>;
> +
> +            reset-gpios = <&pio 111 GPIO_ACTIVE_LOW>;
> +            pwdn-gpios = <&pio 112 GPIO_ACTIVE_LOW>;
> +            pinctrl-names = "default";
> +            pinctrl-0 = <&clk_24m_cam>;
> +
> +            clocks = <&cam_osc>;
> +            clock-names = "inclk";

mclk

Best regards,
Tomasz



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