arm64: dts: imx8mq-evk: link regulator to VPU domain

The SW1C regulator powers the VPU and the state isn't guaranteed
to always be on. Link the VPU power-domain to the regulator to
ensure it is turned on before using the power domain.

Signed-off-by: Adam Ford <[e-mail]>
Signed-off-by: Shawn Guo <[e-mail]>

arch/arm64/boot/dts/freescale/imx8mq-evk.dts

···
 	power-supply = <&sw1a_reg>;
 };
 
+&pgc_vpu {
+	power-supply = <&sw1c_reg>;
+};
+
 &qspi0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_qspi>;