diff --git a/target/linux/ath79/dts/qca9563_zte_mf286.dts b/target/linux/ath79/dts/qca9563_zte_mf286.dts
index 4b9223966612..897ecf66ea8b 100644
--- a/target/linux/ath79/dts/qca9563_zte_mf286.dts
+++ b/target/linux/ath79/dts/qca9563_zte_mf286.dts
@@ -70,13 +70,20 @@
 				#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>;
+				};
 			};
 		};
 
@@ -128,7 +135,7 @@
 };
 
 &wifi_ath10k {
-	nvmem-cells = <&macaddr_mac_0 1>, <&cal_caldata_5000>, <&cal_caldata_5000>;
+	nvmem-cells = <&macaddr_mac_0 1>, <&cal_caldata_5000>, <&precal_caldata_5000>;
 	nvmem-cell-names = "mac-address", "calibration", "pre-calibration";
 };