ARM: dts: at91: sama7g5: add otpc node

Add OTPC node along with temperature calibration cell.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20221026124114.985876-3-claudiu.beznea@microchip.com

Author: claudiubeznea

arch/arm/boot/dts/sama7g5.dtsi

@@ -15,6 +15,7 @@
 #include <dt-bindings/dma/at91.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/mfd/at91-usart.h>
+#include <dt-bindings/nvmem/microchip,sama7g5-otpc.h>
 
 / {
 	model = "Microchip SAMA7G5 family SoC";
@@ -939,6 +940,17 @@
 			reg = <0xe3804000 0x1000>;
 		};
 
+		otpc: efuse@e8c00000 {
+			compatible = "microchip,sama7g5-otpc", "syscon";
+			reg = <0xe8c00000 0x100>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			temperature_calib: calib@1 {
+				reg = <OTP_PKT(1) 76>;
+			};
+		};
+
 		gic: interrupt-controller@e8c11000 {
 			compatible = "arm,cortex-a7-gic";
 			#interrupt-cells = <3>;