lantiq: use ath, eep-flash/mac-offset for ath eep nodes

No functional change, just easier to get what's the purpose of the hex
values.

Signed-off-by: Mathias Kresin <dev@kresin.me>

target/linux/lantiq/dts/ARV4518PWR01.dtsi

@@ -58,7 +58,7 @@
 						reg = <0x20000 0x3d0000>;
 					};
 
-					partition@400000 {
+					boardconfig: partition@400000 {
 						label = "boardconfig";
 						reg = <0x3f0000 0x10000>;
 						read-only;
@@ -84,8 +84,8 @@
 
 			ath5k_eep {
 				compatible = "ath5k,eeprom";
-				reg = <0 0x3f0400 0x1000
-					0 0x3f0016 0x6>;
+				ath,eep-flash = <&boardconfig 0x400>;
+				ath,mac-offset = <0x16>;
 				ath,mac-increment = <1>;
 				ath,eep-swap;
 			};

target/linux/lantiq/dts/ARV4525PW.dts

@@ -59,7 +59,7 @@
 						reg = <0x20000 0x3d0000>;
 					};
 
-					partition@400000 {
+					boardconfig: partition@400000 {
 						label = "boardconfig";
 						reg = <0x3f0000 0x10000>;
 						read-only;
@@ -75,8 +75,8 @@
 
 			ath5k_eep {
 				compatible = "ath5k,eeprom";
-				reg = <0 0x3f0400 0x1000>;
-				ath,mac-offset = <0>;
+				ath,eep-flash = <&boardconfig 0x400>;
+				ath,mac-offset = <0x0>;
 				ath,eep-swap;
 			};
 		};

target/linux/lantiq/dts/ARV452CQW.dts

@@ -62,7 +62,7 @@
 						reg = <0x20000 0x3d0000>;
 					};
 
-					partition@3f0000 {
+					boardconfig: partition@3f0000 {
 						label = "boardconfig";
 						reg = <0x3f0000 0x10000>;
 						read-only;
@@ -78,8 +78,8 @@
 
 			ath5k_eep {
 				compatible = "ath5k,eeprom";
-				reg = <0 0x3f0400 0x1000>;
-				ath,mac-offset = <0>;
+				ath,eep-flash = <&boardconfig 0x400>;
+				ath,mac-offset = <0x0>;
 				ath,eep-swap;
 			};
 			gpiomm: gpiomm@4000000 {

target/linux/lantiq/dts/ARV7518PW.dts

@@ -60,7 +60,7 @@
 						reg = <0x20000 0x7d0000>;
 					};
 
-					partition@400000 {
+					boardconfig: partition@400000 {
 						label = "boardconfig";
 						reg = <0x7f0000 0x10000>;
 						read-only;
@@ -86,8 +86,8 @@
 
 			ath9k_eep {
 				compatible = "ath9k,eeprom";
-				reg = <0 0x7f0400 0x1000
-					0 0x7f0016 0x6>;
+				ath,eep-flash = <&boardconfig 0x400>;
+				ath,mac-offset = <0x16>;
 				ath,mac-increment = <1>;
 				ath,pci-slot = <14>;
 				ath,eep-endian;

target/linux/lantiq/dts/ARV8539PW22.dts

@@ -59,7 +59,7 @@
 						reg = <0x40000 0x7B0000>;       /* 7872 KiB */
 					};
 
-					partition@7F0000 {
+					art: partition@7F0000 {
 						label = "art";
 						reg = <0x7F0000 0x10000>;       /* 64 KiB*/
 						read-only;
@@ -75,8 +75,8 @@
 
 			ath9k_eep {
 				compatible = "ath9k,eeprom";
-				reg = <0 0x7f0400 0x1000
-					0 0x7f0016 0x6>;
+				ath,eep-flash = <&art 0x400>;
+				ath,mac-offset = <0x16>;
 				ath,mac-increment = <1>;
 				ath,pci-slot = <14>;
 				ath,eep-endian;