ARM: dts: at91: sama5d2_xplained: add onewire connector for LCD eeprom

Add onewire node in device tree for TM series LCDs

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
diff --git a/arch/arm/dts/sama5d2.dtsi b/arch/arm/dts/sama5d2.dtsi
index 6645a55..830251a 100644
--- a/arch/arm/dts/sama5d2.dtsi
+++ b/arch/arm/dts/sama5d2.dtsi
@@ -769,4 +769,9 @@
 			};
 		};
 	};
+
+	onewire_tm: onewire {
+		compatible = "w1-gpio";
+		status = "disabled";
+	};
 };