arm64: dts: rockchip: hook up camera on px30-evb

Enable the isp and csi phy on px30-evb and connect it to the board's
ov5695 camera.

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Link: https://lore.kernel.org/r/20210830141318.66744-2-heiko@sntech.de
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/px30-evb.dts b/arch/arm64/boot/dts/rockchip/px30-evb.dts
index c1ce9c2..848bc39 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/px30-evb.dts
+++ b/arch/arm64/boot/dts/rockchip/px30-evb.dts
@@ -114,6 +114,10 @@
        cpu-supply = <&vdd_arm>;
 };
 
+&csi_dphy {
+       status = "okay";
+};
+
 &display_subsystem {
        status = "okay";
 };
@@ -428,6 +432,36 @@
        };
 };
 
+&i2c2 {
+       status = "okay";
+
+       clock-frequency = <100000>;
+
+       /* These are relatively safe rise/fall times; TODO: measure */
+       i2c-scl-falling-time-ns = <50>;
+       i2c-scl-rising-time-ns = <300>;
+
+       ov5695: ov5695@36 {
+               compatible = "ovti,ov5695";
+               reg = <0x36>;
+               avdd-supply = <&vcc2v8_dvp>;
+               clocks = <&cru SCLK_CIF_OUT>;
+               clock-names = "xvclk";
+               dvdd-supply = <&vcc1v5_dvp>;
+               dovdd-supply = <&vcc1v8_dvp>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&cif_clkout_m0>;
+               reset-gpios = <&gpio2 14 GPIO_ACTIVE_LOW>;
+
+               port {
+                       ucam_out: endpoint {
+                               remote-endpoint = <&mipi_in_ucam>;
+                               data-lanes = <1 2>;
+                       };
+               };
+       };
+};
+
 &i2s1_2ch {
        status = "okay";
 };
@@ -443,6 +477,24 @@
        vccio6-supply = <&vccio_flash>;
 };
 
+&isp {
+       status = "okay";
+
+       ports {
+               port@0 {
+                       mipi_in_ucam: endpoint@0 {
+                               reg = <0>;
+                               data-lanes = <1 2>;
+                               remote-endpoint = <&ucam_out>;
+                       };
+               };
+       };
+};
+
+&isp_mmu {
+       status = "okay";
+};
+
 &pinctrl {
        headphone {
                hp_det: hp-det {