On Fri, Nov 30, 2018 at 1:29 PM Chen-Yu Tsai <wens@xxxxxxxx> wrote:
>
> The Bananapi M2+ comes with an optional sensor based on the ov5640 from
> Omnivision. Enable the support for it in the DT.
>
> Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
> ---
> arch/arm/boot/dts/sunxi-bananapi-m2-plus.dtsi | 87 +++++++++++++++++++
> 1 file changed, 87 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sunxi-bananapi-m2-plus.dtsi b/arch/arm/boot/dts/sunxi-bananapi-m2-plus.dtsi
> index b3283aeb5b7d..d97a98acf378 100644
> --- a/arch/arm/boot/dts/sunxi-bananapi-m2-plus.dtsi
> +++ b/arch/arm/boot/dts/sunxi-bananapi-m2-plus.dtsi
> @@ -89,6 +89,42 @@
> };
> };
>
> + reg_cam_avdd: cam-avdd {
> + compatible = "regulator-fixed";
> + regulator-name = "csi-avdd";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + startup-delay-us = <200>; /* 50 us + board delays */
> + enable-active-high;
> + gpio = <&pio 3 14 GPIO_ACTIVE_HIGH>; /* PD14 */
> + };
> +
> + reg_cam_dovdd: cam-dovdd {
> + compatible = "regulator-fixed";
> + regulator-name = "csi-dovdd";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + /*
> + * This regulator also powers the pull-ups for the I2C bus.
> + * For some reason, if this is turned off, subsequent use
> + * of the I2C bus, even when turned on, does not work.
> + */
> + startup-delay-us = <200>; /* 50 us + board delays */
> + regulator-always-on;
> + enable-active-high;
> + gpio = <&pio 3 14 GPIO_ACTIVE_HIGH>; /* PD14 */
> + };
> +
> + reg_cam_dvdd: cam-dvdd {
> + compatible = "regulator-fixed";
> + regulator-name = "csi-dvdd";
> + regulator-min-microvolt = <1500000>;
> + regulator-max-microvolt = <1500000>;
> + startup-delay-us = <200>; /* 50 us + board delays */
> + enable-active-high;
> + gpio = <&pio 3 14 GPIO_ACTIVE_HIGH>; /* PD14 */
> + };
> +
> reg_gmac_3v3: gmac-3v3 {
> compatible = "regulator-fixed";
> regulator-name = "gmac-3v3";
> @@ -106,6 +142,26 @@
> };
> };
>
> +&csi {
> + status = "okay";
> +
> + port {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + /* Parallel bus endpoint */
> + csi_from_ov5640: endpoint {
> + remote-endpoint = <&ov5640_to_csi>;
> + bus-width = <8>;
> + data-shift = <2>;
If I'm not wrong, the data-shift is not available in sun6i at-least in
conf register.
