diff --git a/boards/arm/mec15xxevb_assy6853/mec15xxevb_assy6853.dts b/boards/arm/mec15xxevb_assy6853/mec15xxevb_assy6853.dts
index 099dbb6ab24..8989b1efac7 100644
--- a/boards/arm/mec15xxevb_assy6853/mec15xxevb_assy6853.dts
+++ b/boards/arm/mec15xxevb_assy6853/mec15xxevb_assy6853.dts
@@ -48,3 +48,7 @@
 	vw_girq = <24>;
 	pc_girq = <15>;
 };
+
+&timer3 {
+	status = "okay";
+};
diff --git a/soc/arm/microchip_mec/mec1501/dts_fixup.h b/soc/arm/microchip_mec/mec1501/dts_fixup.h
index 3a26ff5e5f5..c6516fa0b49 100644
--- a/soc/arm/microchip_mec/mec1501/dts_fixup.h
+++ b/soc/arm/microchip_mec/mec1501/dts_fixup.h
@@ -134,4 +134,6 @@
 
 #endif /* DT_MICROCHIP_XEC_TIMER_40000CA0_BASE_ADDRESS */
 
+#define DT_RTC_0_NAME				DT_MICROCHIP_XEC_TIMER_40000CA0_LABEL
+
 #define DT_WDT_0_NAME				DT_INST_0_MICROCHIP_XEC_WATCHDOG_LABEL