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SubjectRe: [PATCH 7/7] media: dt-bindings: ov5693: document YAML binding
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On 25/06/2022 01:03, Tommaso Merciai wrote:
> This patch adds documentation of device tree in YAML schema for the
> OV5693 CMOS image sensor from Omnivision
>
> Signed-off-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
> ---
> .../bindings/media/i2c/ovti,ov5693.yaml | 123 ++++++++++++++++++
> MAINTAINERS | 1 +
> 2 files changed, 124 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/i2c/ovti,ov5693.yaml
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov5693.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov5693.yaml
> new file mode 100644
> index 000000000000..1ee70af40000
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov5693.yaml
> @@ -0,0 +1,123 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (c) 2022 Amarulasolutions
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/ovti,ov5693.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Omnivision OV5693 CMOS Sensor
> +
> +maintainers:
> + - Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
> +
> +allOf:
> + - $ref: /schemas/media/video-interface-devices.yaml#

This goes after description.

> +
> +description: |
> + The Omnivision OV5693 is a high performance, 1/4-inch, 5 megapixel, CMOS
> + image sensor that delivers 2592x1944 at 30fps. It provides full-frame,
> + sub-sampled, and windowed 10-bit MIPI images in various formats via the
> + Serial Camera Control Bus (SCCB) interface.
> +
> + Supports images sizes: 5 Mpixel, EIS1080p, 1080p, 720p, VGA, QVGA
> +
> + OV5693 is programmable through I2C and two-wire Serial Camera Control Bus (SCCB).
> + The sensor output is available via CSI-2 serial data output (up to 2-lane).
> +
> +properties:
> + compatible:
> + const: ovti,ov5693
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + description:
> + System input clock (aka XVCLK). From 6 to 27 MHz.
> + maxItems: 1
> +
> + dovdd-supply:
> + description:
> + Digital I/O voltage supply, 1.8V.
> +
> + avdd-supply:
> + description:
> + Analog voltage supply, 2.8V.
> +
> + dvdd-supply:
> + description:
> + Digital core voltage supply, 1.2V.
> +
> + reset-gpios:
> + description:
> + The phandle and specifier for the GPIO that controls sensor reset.
> + This corresponds to the hardware pin XSHUTDN which is physically
> + active low.
> + maxItems: 1
> +
> + port:
> + $ref: /schemas/graph.yaml#/$defs/port-base
> + additionalProperties: false
> +
> + properties:
> + endpoint:
> + $ref: /schemas/media/video-interfaces.yaml#
> + unevaluatedProperties: false
> +
> + properties:
> + data-lanes:
> + minItems: 1
> + maxItems: 2
> +
> + # Supports max data transfer of 900 Mbps per lane
> + link-frequencies: true

This is not needed. Provided by video-interfaces.yaml.

> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - dovdd-supply
> + - avdd-supply
> + - dvdd-supply
> + - port
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/px30-cru.h>
> + #include <dt-bindings/gpio/gpio.h>
> + #include <dt-bindings/pinctrl/rockchip.h>
> +
> + i2c {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ov5693: camera@36 {
> + compatible = "ovti,ov5693";
> + reg = <0x36>;
> +
> + reset-gpios = <&gpio2 RK_PB1 GPIO_ACTIVE_LOW>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&cif_clkout_m0>;
> +
> + clocks = <&cru SCLK_CIF_OUT>;
> + assigned-clocks = <&cru SCLK_CIF_OUT>;
> + assigned-clock-rates = <19200000>;
> +
> + avdd-supply = <&vcc_1v8>;
> + dvdd-supply = <&vcc_1v2>;
> + dovdd-supply = <&vcc_2v8>;
> +
> + rotation = <90>;
> + orientation = <0>;
> +
> + port {
> + ucam_out: endpoint {
> + remote-endpoint = <&mipi_in_ucam>;
> + data-lanes = <1 2>;
> + link-frequencies = /bits/ 64 <450000000>;
> + };
> + };
> + };
> + };
> \ No newline at end of file

^^^ This has to be fixed.

> diff --git a/MAINTAINERS b/MAINTAINERS
Best regards,
Krzysztof

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