ath79: add support for the TP-LINK WBS510 V1

This adds support for a popular low-cost 5GHz N based AP

Specifications:
- SoC: Atheros AR9344
- RAM: 64MB
- Storage: 8 MB SPI NOR
- Wireless: 5GHz 300 Mbps, 2x RP-SMA connector, 27 dBm TX power
- Ethernet: 1x 10/100 Mbps with 24V POE IN, 1x 10/100 Mbps

Installation:
Flash factory image through stock firmware WEB UI
or through TFTP
To get to TFTP recovery just hold reset button while powering on for
around 4-5 seconds and release.
Rename factory image to recovery.bin
Stock TFTP server IP:192.168.0.100
Stock device TFTP adress:192.168.0.254

Signed-off-by: Andrew Cameron <apcameron@softhome.net>

target/linux/ath79/generic/base-files/etc/board.d/01_leds

@@ -176,6 +176,7 @@ tplink,cpe220-v2|\
 tplink,cpe220-v3|\
 tplink,cpe510-v1|\
 tplink,wbs210-v2|\
+tplink,wbs510-v1|\
 tplink,wbs510-v2)
 	ucidef_set_led_netdev "lan0" "LAN0" "tp-link:green:lan0" "eth1"
 	ucidef_set_led_switch "lan1" "LAN1" "tp-link:green:lan1" "switch0" "0x10"

target/linux/ath79/generic/base-files/etc/board.d/02_network

@@ -92,6 +92,7 @@ ath79_setup_interfaces()
 	tplink,cpe220-v3|\
 	tplink,cpe510-v1|\
 	tplink,wbs210-v2|\
+	tplink,wbs510-v1|\
 	tplink,wbs510-v2|\
 	ubnt,nanostation-m|\
 	ubnt,routerstation)

target/linux/ath79/generic/base-files/etc/board.d/03_gpio_switches

@@ -47,6 +47,7 @@ tplink,cpe220-v2|\
 tplink,cpe220-v3|\
 tplink,cpe510-v1|\
 tplink,wbs210-v2|\
+tplink,wbs510-v1|\
 tplink,wbs510-v2)
 	ucidef_add_gpio_switch "poe_passthrough" "PoE Passthrough" "20"
 	;;