diff --git a/target/linux/ath79/dts/ar9344_winchannel_wb2000.dts b/target/linux/ath79/dts/ar9344_winchannel_wb2000.dts
index cb595594264..cbde191ac78 100644
--- a/target/linux/ath79/dts/ar9344_winchannel_wb2000.dts
+++ b/target/linux/ath79/dts/ar9344_winchannel_wb2000.dts
@@ -119,16 +119,36 @@
 				read-only;
 			};
 
-			art: partition@fe0000 {
+			partition@fe0000 {
 				label = "art";
 				reg = <0xfe0000 0x10000>;
 				read-only;
+
+				compatible = "nvmem-cells";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				calibration_art_1000: calibration@1000 {
+					reg = <0x1000 0x440>;
+				};
+
+				calibration_art_5000: calibration@5000 {
+					reg = <0x5000 0x440>;
+				};
 			};
 
-			addr: partition@ff0000 {
+			partition@ff0000 {
 				label = "addr";
 				reg = <0xff0000 0x10000>;
 				read-only;
+
+				compatible = "nvmem-cells";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				macaddr_addr_0: macaddr@0 {
+					reg = <0x0 0x6>;
+				};
 			};
 		};
 	};
@@ -140,9 +160,8 @@
 	ath9k: wifi@0,0 {
 		compatible = "pci168c,0030";
 		reg = <0x0000 0 0 0 0>;
-		qca,no-eeprom;
-		nvmem-cells = <&macaddr_addr_0>;
-		nvmem-cell-names = "mac-address";
+		nvmem-cells = <&macaddr_addr_0>, <&calibration_art_5000>;
+		nvmem-cell-names = "mac-address", "calibration";
 		mac-address-increment = <0x10>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -160,9 +179,8 @@
 &wmac {
 	status = "okay";
 
-	mtd-cal-data = <&art 0x1000>;
-	nvmem-cells = <&macaddr_addr_0>;
-	nvmem-cell-names = "mac-address";
+	nvmem-cells = <&macaddr_addr_0>, <&calibration_art_1000>;
+	nvmem-cell-names = "mac-address", "calibration";
 };
 
 &mdio0 {
@@ -193,12 +211,3 @@
 	};
 };
 
-&addr {
-	compatible = "nvmem-cells";
-	#address-cells = <1>;
-	#size-cells = <1>;
-
-	macaddr_addr_0: macaddr@0 {
-		reg = <0x0 0x6>;
-	};
-};
diff --git a/target/linux/ath79/generic/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom b/target/linux/ath79/generic/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
index a91885c3fe2..9640baac172 100644
--- a/target/linux/ath79/generic/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
+++ b/target/linux/ath79/generic/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
@@ -83,9 +83,6 @@ case "$FIRMWARE" in
 	;;
 "ath9k-eeprom-pci-0000:00:00.0.bin")
 	case $board in
-	winchannel,wb2000)
-		caldata_extract "art" 0x5000 0x440
-		;;
 	avm,fritz300e)
 		caldata_extract_reverse "urloader" 0x1541 0x440
 		;;