ARM: dts: imx7s-warp: add ov2680 sensor node

Warp7 comes with a Omnivision OV2680 sensor, add the node here to make
complete the camera data path for this system. Add the needed regulator
to the analog voltage supply, the port and endpoints in mipi_csi node
and the pinctrl for the reset gpio.

Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx7s-warp.dts b/arch/arm/boot/dts/imx7s-warp.dts
index 2d1a010..d6b4888 100644 (file)
--- a/arch/arm/boot/dts/imx7s-warp.dts
+++ b/arch/arm/boot/dts/imx7s-warp.dts
@@ -55,6 +55,14 @@
                regulator-always-on;
        };
 
+       reg_peri_3p15v: regulator-peri-3p15v {
+               compatible = "regulator-fixed";
+               regulator-name = "peri_3p15v_reg";
+               regulator-min-microvolt = <3150000>;
+               regulator-max-microvolt = <3150000>;
+               regulator-always-on;
+       };
+
        sound {
                compatible = "simple-audio-card";
                simple-audio-card,name = "imx7-sgtl5000";
@@ -184,6 +192,27 @@
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_i2c2>;
        status = "okay";
+
+       ov2680: camera@36 {
+               compatible = "ovti,ov2680";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_ov2680>;
+               reg = <0x36>;
+               clocks = <&osc>;
+               clock-names = "xvclk";
+               reset-gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
+               DOVDD-supply = <&sw2_reg>;
+               DVDD-supply = <&sw2_reg>;
+               AVDD-supply = <&reg_peri_3p15v>;
+
+               port {
+                       ov2680_to_mipi: endpoint {
+                               remote-endpoint = <&mipi_from_sensor>;
+                               clock-lanes = <0>;
+                               data-lanes = <1>;
+                       };
+               };
+       };
 };
 
 &i2c3 {
@@ -221,6 +250,16 @@
        clock-frequency = <166000000>;
        fsl,csis-hs-settle = <3>;
        status = "okay";
+
+       port@0 {
+               reg = <0>;
+
+               mipi_from_sensor: endpoint {
+                       remote-endpoint = <&ov2680_to_mipi>;
+                       data-lanes = <1>;
+               };
+
+       };
 };
 
 &sai1 {
@@ -347,6 +386,12 @@
                >;
        };
 
+       pinctrl_ov2680: ov2660grp {
+               fsl,pins = <
+                       MX7D_PAD_LPSR_GPIO1_IO03__GPIO1_IO3     0x14
+               >;
+       };
+
        pinctrl_sai1: sai1grp {
                fsl,pins = <
                        MX7D_PAD_SAI1_RX_DATA__SAI1_RX_DATA0    0x1f