[OpenWrt-Devel] [PATCH] ath79: add support for TP-Link Archer A7

David Bauer mail at david-bauer.net
Sat Nov 17 03:33:07 EST 2018


Hello Karl,

On 10.11.18 18:06, Karl-Felix Glatzer wrote:
> This patch adds support for TP-Link Archer A7
> 
> Specification:
> - SOC: QCA9563
> - Flash: 16 MiB (SPI)
> - RAM: 128 MiB (DDR2)
> - Ethernet: 4x 1Gbps LAN + 1x 1Gbps WAN
> - Wireless:
>   - 2.4GHz (bgn) SoC internal
>   - 5GHz (ac) QCA988x
> - USB: 1x USB 2.0 port
> - Button: 1x power, 1x reset, 1x wps
> - LED: 10x LEDs
> - UART: holes in PCB
>   - Vcc, GND, RX, TX from ethernet port side
>   - 115200n8
> 
> Flash instruction using factory image:
> 
> 1. Connect the computer to one of the LAN ports of the Archer A7
> 2. Set the computer IP to 192.168.0.66
> 3. Start a tftp server with the OpenWrt factory image in the tftp
>    root directory renamed to ArcherC7v5_tp_recovery.bin
> 2. Connect power cable to Archer A7, press and hold the reset button
>    and turn the router on
> 3. Keep the reset button pressed for ~5 seconds
> 4. Wait ~150 seconds to complete flashing

Does it really only accept the firmware by TFTP and blocks installation
thru the TP-Link UI? Also the filename seems odd, although completely
possible TP-Link uses the C7 filename.

> Signed-off-by: Karl-Felix Glatzer <karl.glatzer at gmx.de>
> ---
>  .../ath79/base-files/etc/board.d/01_leds      |   7 +
>  .../ath79/base-files/etc/board.d/02_network   |   4 +
>  .../etc/hotplug.d/firmware/11-ath10k-caldata  |   1 +
>  .../ath79/dts/qca9563_tplink_archer-a7-v5.dts | 255 ++++++++++++++++++
>  target/linux/ath79/image/common-tp-link.mk    |   9 +
>  target/linux/ath79/image/generic-tp-link.mk   |  16 ++
>  tools/firmware-utils/src/tplink-safeloader.c  |  46 +++-
>  7 files changed, 337 insertions(+), 1 deletion(-)
>  create mode 100644 target/linux/ath79/dts/qca9563_tplink_archer-a7-v5.dts
> 
> diff --git a/target/linux/ath79/base-files/etc/board.d/01_leds b/target/linux/ath79/base-files/etc/board.d/01_leds
> index f04eb7f5c6..4ddf04ef84 100755
> --- a/target/linux/ath79/base-files/etc/board.d/01_leds
> +++ b/target/linux/ath79/base-files/etc/board.d/01_leds
> @@ -57,6 +57,13 @@ tplink,tl-mr3020-v1|\
>  tplink,tl-mr3040-v2)
>  	ucidef_set_led_netdev "lan" "LAN" "tp-link:green:lan" "eth0"
>  	;;
> +tplink,archer-a7-v5)
> +	ucidef_set_led_switch "wan" "WAN" "tp-link:green:wan" "switch0" "0x02"
> +	ucidef_set_led_switch "lan1" "LAN1" "tp-link:green:lan1" "switch0" "0x04"
> +	ucidef_set_led_switch "lan2" "LAN2" "tp-link:green:lan2" "switch0" "0x08"
> +	ucidef_set_led_switch "lan3" "LAN3" "tp-link:green:lan3" "switch0" "0x10"
> +	ucidef_set_led_switch "lan4" "LAN4" "tp-link:green:lan4" "switch0" "0x20"
> +	;;
>  tplink,tl-wr1043nd-v4)
>  	ucidef_set_led_switch "wan" "WAN" "tp-link:green:wan" "switch0" "0x20"
>  	ucidef_set_led_switch "lan1" "LAN1" "tp-link:green:lan1" "switch0" "0x10"
> diff --git a/target/linux/ath79/base-files/etc/board.d/02_network b/target/linux/ath79/base-files/etc/board.d/02_network
> index 5f02c5769a..7c7c9e14e1 100755
> --- a/target/linux/ath79/base-files/etc/board.d/02_network
> +++ b/target/linux/ath79/base-files/etc/board.d/02_network
> @@ -107,6 +107,10 @@ ath79_setup_interfaces()
>  		ucidef_add_switch "switch0" \
>  			"0 at eth0" "3:lan:1" "5:lan:2" "4:wan"
>  		;;
> +	tplink,archer-a7-v5)
> +		ucidef_add_switch "switch0" \
> +			"0 at eth0" "2:lan:1" "3:lan:2" "4:lan:3" "5:lan:4" "1:wan"
> +		;;
>  	tplink,archer-c7-v1|\
>  	tplink,archer-c7-v2|\
>  	tplink,tl-wdr4900-v2)
> diff --git a/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata b/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
> index dfe2d3ef31..6001df07bb 100644
> --- a/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
> +++ b/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
> @@ -100,6 +100,7 @@ case "$FIRMWARE" in
>  		ath10kcal_extract "ART" 20480 2116
>  		ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
>  		;;
> +	tplink,archer-a7-v5|\
>  	tplink,archer-c7-v2)
>  		ath10kcal_extract "art" 20480 2116
>  		ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth1/address) -1)
> diff --git a/target/linux/ath79/dts/qca9563_tplink_archer-a7-v5.dts b/target/linux/ath79/dts/qca9563_tplink_archer-a7-v5.dts
> new file mode 100644
> index 0000000000..c62cb63b0d
> --- /dev/null
> +++ b/target/linux/ath79/dts/qca9563_tplink_archer-a7-v5.dts
> @@ -0,0 +1,255 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +
> +#include "qca956x.dtsi"
> +
> +/ {
> +	compatible = "tplink,archer-a7-v5", "qca,qca9563";
> +	model = "TP-Link Archer A7 Version 5";

This might e a bit of personal preference, but TP-Link never calls their
Devices "XXX Version Y", so i would go for "TP-Link Archer A7 v5", as
everywhere else it is referenced as such (see the image Makefile for
example), but i would appreciate a second opinion about this topic.

https://github.com/openwrt/openwrt/pull/1501#discussion_r228745576

> +
> +	chosen {
> +		bootargs = "console=ttyS0,115200n8";
> +	};
> +
> +	aliases {
> +		led-status = &system;
> +	};
> +
> +	gpio_leds: leds {
> +		compatible = "gpio-leds";
> +
> +		system: system {
> +			label = "tp-link:green:system";
> +			gpios = <&gpio 6 GPIO_ACTIVE_LOW>;
> +			default-state = "on";
> +		};
> +
> +		led_wlan2g: wlan2g {
> +			label = "tp-link:green:wlan2g";
> +			gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
> +			default-state = "off";
> +			linux,default-trigger = "phy1tpt";
> +		};
> +
> +		usb {
> +			label = "tp-link:green:usb";
> +			gpios = <&gpio 7 GPIO_ACTIVE_LOW>;
> +			default-state = "off";
> +			trigger-sources = <&hub_port0>;
> +			linux,default-trigger = "usbport";
> +		};
> +	};
> +
> +	gpio_keys: keys {
> +		compatible = "gpio-keys";
> +
> +		reset {
> +			label = "Reset button";
> +			linux,code = <KEY_RESTART>;
> +			gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
> +			debounce-interval = <60>;
> +		};
> +
> +		wps {
> +			label = "WPS button";
> +			linux,code = <KEY_WPS_BUTTON>;
> +			gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
> +			debounce-interval = <60>;
> +		};
> +	};
> +
> +	gpio-export {
> +		compatible = "gpio-export";
> +
> +		gpio_usb_power {
> +			gpio-export,name = "tp-link:power:usb";
> +			gpio-export,output = <1>;
> +			gpios = <&gpio 19 GPIO_ACTIVE_HIGH>;
> +		};
> +	};
> +};
> +
> +&pcie {
> +	status = "okay";
> +};
> +
> +&uart {
> +	status = "okay";
> +};
> +
> +&gpio {
> +	status = "okay";
> +};
> +
> +&usb_phy0 {
> +	status = "okay";
> +};
> +
> +&usb0 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	status = "okay";
> +
> +	hub_port0: port at 1 {
> +		reg = <1>;
> +		#trigger-source-cells = <0>;
> +	};
> +};
> +
> +&gpio_leds {
> +	wlan5g {
> +		label = "tp-link:green:wlan5g";
> +		gpios = <&gpio 9 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +		linux,default-trigger = "phy0tpt";
> +	};
> +
> +	wan {
> +		label = "tp-link:green:wan";
> +		gpios = <&gpio 21 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +	};
> +
> +	wan_fail {
> +		label = "tp-link:orange:wan";
> +		gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +	};
> +
> +	lan1 {
> +		label = "tp-link:green:lan1";
> +		gpios = <&gpio 8 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +	};
> +
> +	lan2 {
> +		label = "tp-link:green:lan2";
> +		gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +	};
> +
> +	lan3 {
> +		label = "tp-link:green:lan3";
> +		gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +	};
> +
> +	lan4 {
> +		label = "tp-link:green:lan4";
> +		gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +	};
> +
> +	wps {
> +		label = "tp-link:green:wps";
> +		gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
> +		default-state = "off";
> +	};
> +};
> +
> +&spi {
> +	status = "okay";
> +	num-cs = <1>;
> +
> +	flash at 0 {
> +		compatible = "jedec,spi-nor";
> +		reg = <0>;
> +		spi-max-frequency = <25000000>;
> +
> +		mtdparts: partitions {
> +			compatible = "fixed-partitions";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +		};
> +	};
> +};
> +
> +&mdio0 {
> +	status = "okay";
> +
> +	phy-mask = <0>;
> +
> +	phy0: ethernet-phy at 0 {
> +		reg = <0>;
> +		phy-mode = "sgmii";
> +
> +		qca,ar8327-initvals = <
> +			0x04 0x00080080 /* PORT0 PAD MODE CTRL */
> +			0x10 0x81000080 /* POWER_ON_STRIP */
> +			0x50 0xcc35cc35 /* LED_CTRL0 */
> +			0x54 0xcb37cb37 /* LED_CTRL1 */
> +			0x58 0x00000000 /* LED_CTRL2 */
> +			0x5c 0x00f3cf00 /* LED_CTRL3 */
> +			0x7c 0x0000007e /* PORT0_STATUS */
> +			>;
> +	};
> +};
> +
> +&eth0 {
> +	status = "okay";
> +
> +	pll-data = <0x03000101 0x00000101 0x00001919>;
> +
> +	phy-mode = "sgmii";
> +	mtd-mac-address = <&info 0x8>;
> +	phy-handle = <&phy0>;
> +};
> +
> +&wmac {
> +	status = "okay";
> +	mtd-cal-data = <&art 0x1000>;
> +	mtd-mac-address = <&info 0x8>;
> +};
> +
> +&mtdparts {
> +	factory-uboot at 0 {
> +		label = "factory-uboot";
> +		reg = <0x000000 0x020000>;
> +		read-only;
> +	};
> +
> +	uboot: u-boot at 0 {
> +		label = "u-boot";
> +		reg = <0x020000 0x020000>;
> +		read-only;
> +	};
> +
> +	kernel: kernel at 0 {
> +		label = "kernel";
> +		reg = <0x040000 0x190000>;
> +	};
> +
> +	rootfs: rootfs at 0 {
> +		label = "rootfs";
> +		reg = <0x1d0000 0xd30000>;
> +	};
> +
> +	info: info at f40000 {
> +		label = "info";
> +		reg = <0xf40000 0x020000>;
> +	};
> +
> +	config: config at f60000 {
> +		label = "config";
> +		reg = <0xf60000 0x050000>;
> +	};
> +
> +	partition at fc0000 {
> +		label = "partition-table";
> +		reg = <0xfc0000 0x010000>;
> +	};
> +
> +	firmware at 40000 {
> +		label = "firmware";
> +		reg = <0x040000 0xec0000>;
> +	};
> +
> +	art: art at ff0000 {
> +		label = "art";
> +		reg = <0xff0000 0x010000>;
> +		read-only;
> +	};
> +};

Looking at the Github pull-request for the ar71xx based Archer A7 v5,
the C7 v5 only differs in the partitioning so we should probably put
common stuff into a 'qca9563_tplink_archer-x7-v5.dts' as support for the
Archer C7 v5 is most likely to be added too.

https://github.com/openwrt/openwrt/pull/1462

> diff --git a/target/linux/ath79/image/common-tp-link.mk b/target/linux/ath79/image/common-tp-link.mk
> index 7490aeb1f3..4a29459196 100644
> --- a/target/linux/ath79/image/common-tp-link.mk
> +++ b/target/linux/ath79/image/common-tp-link.mk
> @@ -39,6 +39,15 @@ define Build/mktplinkfw-combined
>  	@mv $@.new $@
>  endef
>  
> +define Build/uImageArcher
> +	${STAGING_DIR_HOST}/bin/mkimage \
> +		-A $(LINUX_KARCH) \
> +		-O linux -T kernel \
> +		-C $(1) -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
> +		-n '$(call toupper,$(LINUX_KARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $@ $@.new
> +	@mv $@.new $@
> +endef
> +
>  define Device/tplink
>    TPLINK_HWREV := 0x1
>    TPLINK_HEADER_VERSION := 1
> diff --git a/target/linux/ath79/image/generic-tp-link.mk b/target/linux/ath79/image/generic-tp-link.mk
> index d65e29e72a..d24222e9e3 100644
> --- a/target/linux/ath79/image/generic-tp-link.mk
> +++ b/target/linux/ath79/image/generic-tp-link.mk
> @@ -1,5 +1,21 @@
>  include ./common-tp-link.mk
>  
> +define Device/tplink_archer-a7-v5
> +  $(Device/tplink)
> +  ATH_SOC := qca9563
> +  DEVICE_TITLE := TP-LINK Archer A7 v5
> +  DEVICE_PACKAGES := kmod-usb-core kmod-usb2 kmod-usb-ledtrig-usbport kmod-ath10k ath10k-firmware-qca988x
> +  SUPPORTED_DEVICES := tplink,archer-a7-v5
> +  BOARDNAME := ARCHER-A7-V5
> +  TPLINK_BOARD_ID := ARCHER-A7-V5
> +  IMAGE_SIZE := 15104k
> +  KERNEL := kernel-bin | append-dtb | lzma | uImageArcher lzma
> +  IMAGE/sysupgrade.bin := append-rootfs | tplink-safeloader sysupgrade | \
> +        append-metadata | check-size $$$$(IMAGE_SIZE)
> +  IMAGE/factory.bin := append-rootfs | tplink-safeloader factory
> +endef
> +TARGET_DEVICES += tplink_archer-a7-v5
> +
>  define Device/tplink_archer-c7-v1
>    $(Device/tplink-8mlzma)
>    ATH_SOC := qca9558
> diff --git a/tools/firmware-utils/src/tplink-safeloader.c b/tools/firmware-utils/src/tplink-safeloader.c
> index a51cca476e..7fa0a313d4 100644
> --- a/tools/firmware-utils/src/tplink-safeloader.c
> +++ b/tools/firmware-utils/src/tplink-safeloader.c
> @@ -357,6 +357,50 @@ static struct device_info boards[] = {
>  		.last_sysupgrade_partition = "file-system"
>  	},
>  
> +	/** Firmware layout for the A7-V5 */
> +	{
> +		.id = "ARCHER-A7-V5",
> +		.support_list =
> +			"SupportList:\n"
> +			"{product_name:Archer A7,product_ver:5.0.0,special_id:45550000}\n"
> +			"{product_name:Archer A7,product_ver:5.0.0,special_id:55530000}\n"
> +			"{product_name:Archer A7,product_ver:5.0.0,special_id:43410000}\n"
> +			"{product_name:Archer A7,product_ver:5.0.0,special_id:4A500000}\n"
> +			"{product_name:Archer A7,product_ver:5.0.0,special_id:54570000}\n",
> +		.support_trail = '\x00',
> +		.soft_ver = "soft_ver:1.0.0\n",
> +
> +		/**
> +		    We use a bigger os-image partition than the stock images (and thus
> +		    smaller file-system), as our kernel doesn't fit in the stock firmware's
> +		    1MB os-image.
> +		*/
> +		.partitions = {
> +			{"factory-boot", 0x00000, 0x20000},
> +			{"fs-uboot", 0x20000, 0x20000},
> +			{"os-image", 0x40000, 0x190000},	/* Stock: base 0x40000 size 0x120000 */
> +			{"file-system", 0x1d0000, 0xd30000},	/* Stock: base 0x160000 size 0xda0000 */

We should use dynamic partitioning here, as the kernel size is going to
increase in the future. Take a look at this commit:

https://git.openwrt.org/?p=openwrt/openwrt.git;a=commit;h=7c78be1b747eb0c8d64da67deb3a8aec75bd7b9c

Best wishes
David

> +			{"default-mac", 0xf40000, 0x00200},
> +			{"pin", 0xf40200, 0x00200},
> +			{"device-id", 0xf40400, 0x00100},
> +			{"product-info", 0xf40500, 0x0fb00},
> +			{"soft-version", 0xf50000, 0x00100},
> +			{"extra-para", 0xf51000, 0x01000},
> +			{"support-list", 0xf52000, 0x0a000},
> +			{"profile", 0xf5c000, 0x04000},
> +			{"default-config", 0xf60000, 0x10000},
> +			{"user-config", 0xf70000, 0x40000},
> +			{"certificate", 0xfb0000, 0x10000},
> +			{"partition-table", 0xfc0000, 0x10000},
> +			{"log", 0xfd0000, 0x20000},
> +			{"radio", 0xff0000, 0x10000},
> +			{NULL, 0, 0}
> +		},
> +
> +		.first_sysupgrade_partition = "os-image",
> +		.last_sysupgrade_partition = "file-system",
> +	},
> +
>  	/** Firmware layout for the C25v1 */
>  	{
>  		.id = "ARCHER-C25-V1",
> @@ -1577,7 +1621,7 @@ static void build_image(const char *output,
>  	    strcasecmp(info->id, "TLWR1043NV5") == 0) {
>  		const char mdat[11] = {0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00};
>  		parts[5] = put_data("extra-para", mdat, 11);
> -	} else if (strcasecmp(info->id, "ARCHER-C7-V4") == 0 || strcasecmp(info->id, "ARCHER-C7-V5") == 0) {
> +	} else if (strcasecmp(info->id, "ARCHER-A7-V5") == 0 || strcasecmp(info->id, "ARCHER-C7-V4") == 0 || strcasecmp(info->id, "ARCHER-C7-V5") == 0) {
>  		const char mdat[11] = {0x01, 0x00, 0x00, 0x02, 0x00, 0x00, 0xca, 0x00, 0x01, 0x00, 0x00};
>  		parts[5] = put_data("extra-para", mdat, 11);
>  	}
> 

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