diff --git a/target/linux/ath79/dts/qca9563_zte_mf286.dts b/target/linux/ath79/dts/qca9563_zte_mf286.dts
index 877075c769..3a691dbc1c 100644
--- a/target/linux/ath79/dts/qca9563_zte_mf286.dts
+++ b/target/linux/ath79/dts/qca9563_zte_mf286.dts
@@ -66,13 +66,20 @@
 			#address-cells = <1>;
 			#size-cells = <1>;
 
+			/* ath9k */
 			cal_caldata_1000: cal@1000 {
 				reg = <0x1000 0x440>;
 			};
 
+			/* ath10k wave1 in plain MF286 */
 			cal_caldata_5000: cal@5000 {
 				reg = <0x5000 0x844>;
 			};
+
+			/* ath10k wave2 in early MF286A */
+			precal_caldata_5000: precal@5000 {
+				reg = <0x5000 0x2f20>;
+			};
 		};
 
 		partition@280000 {
@@ -119,7 +126,7 @@
 };
 
 &wifi_ath10k {
-	nvmem-cells = <&macaddr_mac_0>, <&cal_caldata_5000>, <&cal_caldata_5000>;
+	nvmem-cells = <&macaddr_mac_0>, <&cal_caldata_5000>, <&precal_caldata_5000>;
 	nvmem-cell-names = "mac-address", "calibration", "pre-calibration";
 	mac-address-increment = <1>;
 };