ar71xx: correctly detect hardware revision on TP-Link Archer C5 and C7

patches/openwrt/0004-ar71xx-correctly-detect-hardware-revision-on-TP-Link-Archer-C5-and-C7.patch

+From: Matthias Schiffer <mschiffer@universe-factory.net>
+Date: Sat, 16 Aug 2014 17:52:34 +0200
+Subject: ar71xx: correctly detect hardware revision on TP-Link Archer C5 and C7
+
+diff --git a/target/linux/ar71xx/base-files/lib/ar71xx.sh b/target/linux/ar71xx/base-files/lib/ar71xx.sh
+index a067604..8654d6a 100755
+--- a/target/linux/ar71xx/base-files/lib/ar71xx.sh
++++ b/target/linux/ar71xx/base-files/lib/ar71xx.sh
+@@ -211,6 +211,13 @@ tplink_board_detect() {
+ 	"453000"*)
+ 		model="MERCURY MW4530R"
+ 		;;
++	"c50000"*)
++		model="TP-Link Archer C5"
++		;;
++	"750000"*|\
++	"c70000"*)
++		model="TP-Link Archer C7"
++		;;
+ 	*)
+ 		hwver=""
+ 		;;
+@@ -736,7 +743,7 @@ ar71xx_board_detect() {
+ 	esac
+ 
+ 	case "$machine" in
+-	*TL-WR* | *TL-WA* | *TL-MR* | *TL-WD*)
++	*TL-WR* | *TL-WA* | *TL-MR* | *TL-WD* | *Archer*)
+ 		tplink_board_detect "$machine"
+ 		;;
+ 	esac