[nrf fromlist] dts: nordic: nrf54l20: add comparator node

Added missing comparator node to nRF54L20 devicetree.

Upstream PR #: 87352

Signed-off-by: Michał Stasiak <[email protected]>

Author: mstasiaknordic

dts/common/nordic/nrf54l20.dtsi

@@ -703,6 +703,17 @@
 				frame-timeout-supported;
 			};
 
+			comp: comparator@106000 {
+				/*
+				 * Use compatible "nordic,nrf-comp" to configure as COMP
+				 * Use compatible "nordic,nrf-lpcomp" to configure as LPCOMP
+				 */
+				compatible = "nordic,nrf-comp";
+				reg = <0x106000 0x1000>;
+				status = "disabled";
+				interrupts = <262 NRF_DEFAULT_IRQ_PRIORITY>;
+			};
+
 			wdt30: watchdog@108000 {
 				compatible = "nordic,nrf-wdt";
 				reg = <0x108000 0x620>;