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>

arch/arm/dts/at91-sama5d2_xplained.dts

@@ -11,6 +11,18 @@
 		stdout-path = &uart1;
 	};
 
+	onewire_tm: onewire {
+		gpios = <&pioA PIN_PB0 0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_onewire_tm_default>;
+		status = "okay";
+
+		w1_eeprom: w1_eeprom@0 {
+			compatible = "maxim,ds24b33";
+			status = "okay";
+		};
+	};
+
 	ahb {
 		usb1: ohci@00400000 {
 			num-ports = <3>;
@@ -270,6 +282,11 @@
 						pinmux = <PIN_PA31__GPIO>;
 						bias-disable;
 					};
+
+					pinctrl_onewire_tm_default: onewire_tm_default {
+						pinmux = <PIN_PB0__GPIO>;
+						bias-pull-up;
+					};
 				};
 			};
 		};

arch/arm/dts/sama5d2.dtsi

@@ -769,4 +769,9 @@
 			};
 		};
 	};
+
+	onewire_tm: onewire {
+		compatible = "w1-gpio";
+		status = "disabled";
+	};
 };