Hi Josh,
Thank you for the patch.
On Thursday 18 December 2014 16:51:06 Josh Wu wrote:
> According to v4l2 dt document, we add:
> a camera host: ISI port.
> a i2c camera sensor: ov2640 port.
> to sama5d3xmb.dtsi.
>
> In the ov2640 node, it defines the pinctrls, clocks and isi port.
> In the ISI node, it also reference to a ov2640 port.
>
> Signed-off-by: Josh Wu <josh.wu@xxxxxxxxx>
> ---
> arch/arm/boot/dts/sama5d3xmb.dtsi | 32 ++++++++++++++++++++++++++++++++
> 1 file changed, 32 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sama5d3xmb.dtsi
> b/arch/arm/boot/dts/sama5d3xmb.dtsi index 0aaebc6..958a528 100644
> --- a/arch/arm/boot/dts/sama5d3xmb.dtsi
> +++ b/arch/arm/boot/dts/sama5d3xmb.dtsi
> @@ -52,6 +52,29 @@
> };
> };
>
> + i2c1: i2c@f0018000 {
> + ov2640: camera@0x30 {
> + compatible = "ovti,ov2640";
> + reg = <0x30>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_isi_pck_as_mck
> &pinctrl_sensor_power &pinctrl_sensor_reset>;
> + resetb-gpios = <&pioE 24 GPIO_ACTIVE_LOW>;
> + pwdn-gpios = <&pioE 29 GPIO_ACTIVE_HIGH>;
> + /* use pck1 for the master clock of ov2640 */
> + clocks = <&pck1>;
> + clock-names = "xvclk";
> + assigned-clocks = <&pck1>;
> + assigned-clock-rates = <25000000>;
> +
> + port {
> + ov2640_0: endpoint {
> + remote-endpoint = <&isi_0>;
> + bus-width = <8>;
> + };
> + };
> + };
> + };
> +
> usart1: serial@f0020000 {
> dmas = <0>, <0>; /* Do not use DMA for usart1 */
> pinctrl-names = "default";
> @@ -60,6 +83,15 @@
> };
>
> isi: isi@f0034000 {
> + port {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
I would add the port node and those two properties to
arch/arm/boot/dts/sama5d3.dtsi, as the isi has a single port. The endpoint, of
course, should stay in this file.
> + isi_0: endpoint {
> + remote-endpoint = <&ov2640_0>;
> + bus-width = <8>;
> + };
> + };
> };
>
> mmc1: mmc@f8000000 {
--
Regards,
Laurent Pinchart
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