ARM: ux500: Add all bu21013 touch screen components to supported Device Trees

It is possible to connect a BU21013 Touch Screen to all version
of the HREF which support the ST-UIB. This patch applies all the
necessary settings to the pre-v60 and v60+ HREF Device Trees.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

arch/arm/boot/dts/hrefprev60.dts

@@ -31,5 +31,11 @@
 				reg = <0x33>;
 			};
 		};
+
+		i2c@80110000 {
+			bu21013_tp@0x5c {
+				reset-gpio = <&tc3589x_gpio 13 0x4>;
+			};
+		};
 	};
 };