ARM: ux500: Add UART support to the HREF Device Tree

Here we add three nodes enabling UART support on the HREF hardware
reference board.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/arch/arm/boot/dts/hrefv60plus.dts b/arch/arm/boot/dts/hrefv60plus.dts
index 96bf8a3..32cd7a0 100644
--- a/arch/arm/boot/dts/hrefv60plus.dts
+++ b/arch/arm/boot/dts/hrefv60plus.dts
@@ -21,6 +21,16 @@
 	};
 
 	soc-u9500 {
+		uart@80120000 {
+			status = "okay";
+		};
 
+		uart@80121000 {
+			status = "okay";
+		};
+
+		uart@80007000 {
+			status = "okay";
+		};
 	};
 };