ARM: dts: imx6*-hummingboard2: add SGTL5000 VDDD supply

VDDD is supplied by VCC_1P8 on HB2.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6qdl-hummingboard2.dtsi

@@ -178,6 +178,7 @@ sgtl5000: codec@0a {
 		reg = <0x0a>;
 		VDDA-supply = <&reg_3p3v>;
 		VDDIO-supply = <&reg_3p3v>;
+		VDDD-supply = <&reg_1p8v>;
 	};
 };