ARM: dts: imx6qdl-sr-som: add 3.3V vcc regulator

Add a 3.3V regulator for devices connected to the vcc_3v3 supply
signal on the microsom.
Signed-off-by: NRussell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: NFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6qdl-sr-som.dtsi

@@ -40,6 +40,16 @@
  */
 #include <dt-bindings/gpio/gpio.h>
 
+/ {
+	vcc_3v3: regulator-vcc-3v3 {
+		compatible = "regulator-fixed";
+		regulator-always-on;
+		regulator-name = "vcc_3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+};
+
 &fec {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_microsom_enet_ar8035>;