Re: [RFC V2 5/5] arm64: dts: imx8mm-evk: Enable OV5640 Camera

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On Sat, Oct 23, 2021 at 1:39 PM Adam Ford <aford173@xxxxxxxxx> wrote:
>
> The schematic shows support for a camera interface, and the NXP
> kernel shows it is an OV5640.
>
> Signed-off-by: Adam Ford <aford173@xxxxxxxxx>
> ---
>  arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 44 +++++++++++++++++++
>  1 file changed, 44 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> index e033d0257b5a..27217d30b8d8 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi
> @@ -239,6 +239,10 @@ ldo6_reg: LDO6 {
>         };
>  };
>
> +&csi {
> +       status = "okay";
> +};
> +
>  &i2c2 {
>         clock-frequency = <400000>;
>         pinctrl-names = "default";
> @@ -287,6 +291,38 @@ pca6416: gpio@20 {
>                 gpio-controller;
>                 #gpio-cells = <2>;
>         };
> +
> +       camera@3c {
> +               compatible = "ovti,ov5640";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_ov5640>;
> +               reg = <0x3c>;
> +               clocks = <&clk IMX8MM_CLK_CLKO1>;
> +               clock-names = "xclk";
> +               assigned-clocks = <&clk IMX8MM_CLK_CLKO1>;
> +               assigned-clock-parents = <&clk IMX8MM_CLK_24M>;
> +               assigned-clock-rates = <24000000>;
> +               powerdown-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
> +               reset-gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
> +
> +               port {
> +                       /* MIPI CSI-2 bus endpoint */
> +                       ov5640_to_mipi_csi2: endpoint {
> +                               remote-endpoint = <&imx8mm_mipi_csi_in>;
> +                               clock-lanes = <0>;
> +                               data-lanes = <1 2>;
> +                       };
> +               };
> +       };

Adam,

On the imx8mm-evk the ov5640 is on i2c3

Tim



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