On Wed, Feb 15, 2017 at 06:19:26PM -0800, Steve Longerbeam wrote:
> This driver is based on ov5640_mipi.c from Freescale imx_3.10.17_1.0.0_beta
> branch, modified heavily to bring forward to latest interfaces and code
> cleanup.
>
> Signed-off-by: Steve Longerbeam <steve_longerbeam@xxxxxxxxxx>
> ---
> .../devicetree/bindings/media/i2c/ov5640.txt | 43 +
Please split to separate commit.
> drivers/media/i2c/Kconfig | 7 +
> drivers/media/i2c/Makefile | 1 +
> drivers/media/i2c/ov5640.c | 2109 ++++++++++++++++++++
> 4 files changed, 2160 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/i2c/ov5640.txt
> create mode 100644 drivers/media/i2c/ov5640.c
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/ov5640.txt b/Documentation/devicetree/bindings/media/i2c/ov5640.txt
> new file mode 100644
> index 0000000..4607bbe
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/ov5640.txt
> @@ -0,0 +1,43 @@
> +* Omnivision OV5640 MIPI CSI-2 sensor
> +
> +Required Properties:
> +- compatible: should be "ovti,ov5640"
> +- clocks: reference to the xclk input clock.
> +- clock-names: should be "xclk".
> +- DOVDD-supply: Digital I/O voltage supply, 1.8 volts
> +- AVDD-supply: Analog voltage supply, 2.8 volts
> +- DVDD-supply: Digital core voltage supply, 1.5 volts
> +
> +Optional Properties:
> +- reset-gpios: reference to the GPIO connected to the reset pin, if any.
> +- pwdn-gpios: reference to the GPIO connected to the pwdn pin, if any.
Use powerdown-gpios here as that is a somewhat standard name.
Both need to state what is the active state.
> +
> +The device node must contain one 'port' child node for its digital output
> +video port, in accordance with the video interface bindings defined in
> +Documentation/devicetree/bindings/media/video-interfaces.txt.
> +
> +Example:
> +
> +&i2c1 {
> + ov5640: camera@3c {
> + compatible = "ovti,ov5640";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ov5640>;
> + reg = <0x3c>;
> + clocks = <&clks IMX6QDL_CLK_CKO>;
> + clock-names = "xclk";
> + DOVDD-supply = <&vgen4_reg>; /* 1.8v */
> + AVDD-supply = <&vgen3_reg>; /* 2.8v */
> + DVDD-supply = <&vgen2_reg>; /* 1.5v */
> + pwdn-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
> + reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
> +
> + port {
> + ov5640_to_mipi_csi2: endpoint {
> + remote-endpoint = <&mipi_csi2_from_ov5640>;
> + clock-lanes = <0>;
> + data-lanes = <1 2>;
> + };
> + };
> + };
> +};
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