fix K2T mac address

target/linux/ar71xx/base-files/lib/preinit/05_set_iface_mac_ar71xx

@@ -22,6 +22,10 @@ preinit_set_mac_address() {
 	. /lib/functions.sh
 
 	case $(board_name) in
+	k2t)
+		mac_wan=$(cat /dev/mtd1 | grep -o wan_mac.* | cut -d\" -f3)
+		[ -n "$mac_wan" ] && ifconfig eth0 hw ether "$mac_wan"
+		;;
 	c-55|\
 	c-60)
 		mac_lan=$(mtd_get_mac_binary art 0)

target/linux/ar71xx/base-files/lib/preinit/82_patch_ath9k

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+. /lib/functions.sh
+. /lib/functions/system.sh
+
+do_patch_ath9k_firmware_k2t() {
+	local current_mac="$(hexdump -v -n 6 -s $((0x1000+2)) -e '5/1 "%02x:" 1/1 "%02x"' /dev/mtd6 2>/dev/null)"
+	[ "00:02:03:04:05:06" = "$current_mac" ] || return
+
+	local mac=$(macaddr_add $(cat /dev/mtd1 | grep -o wan_mac.* | cut -d\" -f3) +3)
+
+	dd if=/dev/mtd6 of=/tmp/mtd6 && \
+	macaddr_2bin $mac | dd of=/tmp/mtd6 conv=notrunc bs=1 seek=$((0x1000+2)) count=6 && \
+	mtd write /tmp/mtd6 art
+	rm -f /tmp/mtd6
+}
+
+check_patch_ath9k_firmware() {
+	case $(board_name) in
+	k2t)
+		do_patch_ath9k_firmware_k2t
+		;;
+	esac
+}
+
+boot_hook_add preinit_main check_patch_ath9k_firmware

target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt

@@ -2367,4 +2367,4 @@ config ATH79_MACH_K2T
 	select ATH79_DEV_LEDS_GPIO
 	select ATH79_DEV_M25P80
 	select ATH79_DEV_WMAC
-	select ATH79_DEV_USB
+	select ATH79_DEV_USB

target/linux/ar71xx/files/arch/mips/ath79/machtypes.h

@@ -139,7 +139,7 @@ enum ath79_mach_type {
 	ATH79_MACH_JA76PF2,			/* jjPlus JA76PF2 */
 	ATH79_MACH_JWAP003,			/* jjPlus JWAP003 */
 	ATH79_MACH_JWAP230,			/* jjPlus JWAP230 */
-	ATH79_MACH_K2T,      /* Phicomm K2T */
+ 	ATH79_MACH_K2T,      /* Phicomm K2T */
 	ATH79_MACH_LAN_TURTLE,			/* Hak5 LAN Turtle */
 	ATH79_MACH_LIMA,			/* 8devices Lima */
 	ATH79_MACH_MC_MAC1200R,			/* MERCURY MAC1200R */

target/linux/ar71xx/generic/config-default

@@ -103,6 +103,7 @@ CONFIG_ATH79_MACH_HORNET_UB=y
 CONFIG_ATH79_MACH_JA76PF=y
 CONFIG_ATH79_MACH_JWAP003=y
 CONFIG_ATH79_MACH_JWAP230=y
+CONFIG_ATH79_MACH_K2T=y
 CONFIG_ATH79_MACH_LAN_TURTLE=y
 CONFIG_ATH79_MACH_LIMA=y
 CONFIG_ATH79_MACH_MC_MAC1200R=y

target/linux/ar71xx/image/generic.mk

@@ -1308,4 +1308,4 @@ define Device/k2t
   CONSOLE := ttyATH0,115200
   MTDPARTS := spi0.0:192k(u-boot)ro,64k(config)ro,320k(permanent),15744k(firmware),64k(art)ro
 endef
-TARGET_DEVICES += k2t
+TARGET_DEVICES += k2t