ARM: dts: rmobile: Enable IIC3 on V2H Blanche

Enable IIC3 to permit access to the PMIC.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

arch/arm/dts/r8a7792-blanche-u-boot.dts

@@ -8,6 +8,10 @@
 #include "r8a7792-blanche.dts"
 #include "r8a7792-u-boot.dtsi"
 
+&iic3 {
+	status = "okay";
+};
+
 &scif0 {
 	u-boot,dm-pre-reloc;
 };