ar71xx: Add support for TP-Link CPE210 v3

Looks identical to the v2.

This PR adds support for a popular low-cost 2.4GHz N based AP

Specifications:
 - SoC: Qualcomm Atheros QCA9533 (650MHz)
 - RAM: 64MB
 - Storage: 8 MB SPI NOR
 - Wireless: 2.4GHz N based built into SoC 2x2
 - Ethernet: 1x 100/10 Mbps, integrated into SoC, 24V POE IN

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

Tested-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Signed-off-by: Robert Marko <robimarko@gmail.com>
[Rebased, adjusted for separate tplink-safeloader entry, dynamic partitioning]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

target/linux/ar71xx/base-files/etc/board.d/01_leds

@@ -252,6 +252,7 @@ cf-e530n)
 	;;
 cpe210|\
 cpe210-v2|\
+cpe210-v3|\
 cpe510|\
 wbs210|\
 wbs510)
@@ -262,7 +263,8 @@ wbs510)
 	ucidef_set_led_rssi "rssihigh" "RSSIHIGH" "tp-link:green:link4" "wlan0" "76" "100" "-75" "13"
 
 	case "$board" in
-	cpe210-v2)
+	cpe210-v2|\
+	cpe210-v3)
 		ucidef_set_led_netdev "lan" "LAN" "tp-link:green:lan0" "eth0"
 		;;
 	*)

target/linux/ar71xx/base-files/etc/board.d/02_network

@@ -74,6 +74,7 @@ ar71xx_setup_interfaces()
 	cf-e380ac-v1|\
 	cf-e380ac-v2|\
 	cpe210-v2|\
+	cpe210-v3|\
 	dr342|\
 	eap120|\
 	eap300v2|\

target/linux/ar71xx/base-files/lib/ar71xx.sh

@@ -586,6 +586,10 @@ ar71xx_board_detect() {
 		name="cpe210-v2"
 		tplink_pharos_board_detect "$(tplink_pharos_v2_get_model_string)"
 		;;
+	*"CPE210 v3")
+		name="cpe210-v3"
+		tplink_pharos_board_detect "$(tplink_pharos_v2_get_model_string)"
+		;;
 	*"CPE505N")
 		name="cpe505n"
 		;;

target/linux/ar71xx/base-files/lib/upgrade/platform.sh

@@ -590,7 +590,8 @@ platform_check_image() {
 		tplink_pharos_check_image "$1" "7f454c46" "$(tplink_pharos_get_model_string)" '' && return 0
 		return 1
 		;;
-	cpe210-v2)
+	cpe210-v2|\
+	cpe210-v3)
 		tplink_pharos_check_image "$1" "01000000" "$(tplink_pharos_v2_get_model_string)" '\0\xff\r' && return 0
 		return 1
 		;;

target/linux/ar71xx/files/arch/mips/ath79/mach-cpe510.c

@@ -236,6 +236,9 @@ MIPS_MACHINE(ATH79_MACH_CPE210, "CPE210", "TP-LINK CPE210/220",
 MIPS_MACHINE(ATH79_MACH_CPE210_V2, "CPE210V2", "TP-LINK CPE210 v2",
 	     cpe210_v2_setup);
 
+MIPS_MACHINE(ATH79_MACH_CPE210_V3, "CPE210V3", "TP-LINK CPE210 v3",
+	     cpe210_v2_setup);
+
 MIPS_MACHINE(ATH79_MACH_CPE510, "CPE510", "TP-LINK CPE510/520",
 	     cpe510_setup);
 

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

@@ -76,6 +76,7 @@ enum ath79_mach_type {
 	ATH79_MACH_CF_E530N,			/* COMFAST CF-E530N */
 	ATH79_MACH_CPE210,			/* TP-LINK CPE210 v1 */
 	ATH79_MACH_CPE210_V2,			/* TP-LINK CPE210 v2 */
+	ATH79_MACH_CPE210_V3,			/* TP-LINK CPE210 v3 */
 	ATH79_MACH_CPE505N,			/* P&W CPE505N */
 	ATH79_MACH_CPE510,			/* TP-LINK CPE510 */
 	ATH79_MACH_CPE830,			/* YunCore CPE830 */

target/linux/ar71xx/image/generic-tp-link.mk

@@ -200,6 +200,21 @@ define Device/cpe210-v2
 endef
 TARGET_DEVICES += cpe210-v2
 
+define Device/cpe210-v3
+  $(Device/tplink-safeloader)
+  DEVICE_TITLE := TP-LINK CPE210 v3
+  BOARDNAME := CPE210V3
+  TPLINK_BOARD_ID := CPE210V3
+  TPLINK_HWID := 0x0
+  TPLINK_HWREV := 0
+  MTDPARTS := spi0.0:128k(u-boot)ro,64k(partition-table)ro,64k(product-info)ro,7680k(firmware),192k(config)ro,64k(ART)ro
+  IMAGE_SIZE := 7680k
+  KERNEL := kernel-bin | patch-cmdline | lzma | tplink-v1-header -O
+  KERNEL_INITRAMFS := kernel-bin | patch-cmdline | lzma | tplink-v1-header
+  DEVICE_PACKAGES := rssileds
+endef
+TARGET_DEVICES += cpe210-v3
+
 define Device/wbs210-v1
   $(Device/cpe510-520-v1)
   DEVICE_TITLE := TP-LINK WBS210 v1