ARM: shmobile: koelsch: activate i2c6 bus

Signed-off-by: Wolfram Sang <wsa@sang-engineering.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7791-koelsch.dts

@@ -224,6 +224,11 @@ eeprom@50 {
 	};
 };
 
+&i2c6 {
+	status = "okay";
+	clock-frequency = <100000>;
+};
+
 &pfc {
 	pinctrl-0 = <&du_pins &scif0_pins &scif1_pins>;
 	pinctrl-names = "default";