ath79: whr-g301n: use nvmem for eeprom

Userspace handling for this is deprecated.

Signed-off-by: Rosen Penev <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/20023
Signed-off-by: Robert Marko <[email protected]>

target/linux/ath79/dts/ar7240_buffalo_whr-g301n.dts

@@ -156,6 +156,10 @@
 					#address-cells = <1>;
 					#size-cells = <1>;
 
+					cal_art_1000: calibration@1000 {
+						reg = <0x1000 0xeb8>;
+					};
+
 					macaddr_art_120c: macaddr@120c {
 						compatible = "mac-base";
 						reg = <0x120c 0x6>;
@@ -185,9 +189,8 @@
 	ath9k: wifi@0,0 {
 		compatible = "pci168c,002a";
 		reg = <0x0000 0 0 0 0>;
-		qca,no-eeprom;
-		nvmem-cells = <&macaddr_art_120c 0>;
-		nvmem-cell-names = "mac-address";
+		nvmem-cells = <&cal_art_1000>, <&macaddr_art_120c 0>;
+		nvmem-cell-names = "calibration", "mac-address";
 		#gpio-cells = <2>;
 		gpio-controller;
 	};

target/linux/ath79/tiny/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom

@@ -9,7 +9,6 @@ board=$(board_name)
 case "$FIRMWARE" in
 "ath9k-eeprom-pci-0000:00:00.0.bin")
 	case $board in
-	buffalo,whr-g301n|\
 	engenius,eap350-v1|\
 	engenius,ecb350-v1|\
 	engenius,enh202-v1)