[PATCH 21.02 08/11] ramips: add support for Linksys E5600

Petr Štetiar ynezz at true.cz
Tue Jun 8 02:45:09 PDT 2021


From: Aashish Kulkarni <aashishkul at gmail.com>

This submission relied heavily on the work of Linksys EA7300 v1/ v2.

Specifications:

* SoC: MediaTek MT7621A (880 MHz 2c/4t)
* RAM: 128M DDR3-1600
* Flash: 128M NAND
* Eth: MediaTek MT7621A (10/100/1000 Mbps x5)
* Radio: MT7603E/MT7613BE (2.4 GHz & 5 GHz)
* Antennae: 2 internal fixed in the casing and 2 on the PCB
* LEDs: Blue (x4 Ethernet)
  Blue+Orange (x2 Power + WPS and Internet)
* Buttons: Reset (x1)
  WPS (x1)

Installation:

Flash factory image through GUI.

This device has 2 partitions for the firmware called firmware and
alt_firmware. To successfully flash and boot the device, the device
should have been running from alt_firmware partition. To get the device
booted through alt_firmware partition, download the OEM firmware from
Linksys website and upgrade the firmware from web GUI. Once this is done,
flash the OpenWrt Factory firmware from web GUI.

Reverting to factory firmware:

1. Boot to 'alt_firmware'(where stock firmware resides) by doing one of
   the following:
   Press the "wps" button as soon as power LED turns on when booting.
   (OR) Hard-reset the router consecutively three times to force it to
   boot from 'alt_firmware'.
2. To remove any traces of OpenWRT from your router simply flash the OEM
   image at this point.

Signed-off-by: Aashish Kulkarni <aashishkul at gmail.com>

[fix hanging indents and wrap to 74 characters per line,
 add kmod-mt7663-firmware-sta package for 5GHz STA mode to work,
 remove sysupgrade.bin and concatenate IMAGES instead in mt7621.mk,
 set default-state "on" for power LED]
Signed-off-by: Sannihith Kinnera <digislayer at protonmail.com>

[move check-size before append-metadata, remove trailing whitespace]
Signed-off-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>
(cherry picked from commit 251c995cbb1ea5ad1de14775312c2bd19ed10439)
---
 .../linux/ramips/dts/mt7621_linksys_e5600.dts | 182 ++++++++++++++++++
 target/linux/ramips/image/mt7621.mk           |  23 +++
 .../mt7621/base-files/etc/board.d/01_leds     |   3 +
 .../mt7621/base-files/etc/board.d/02_network  |   1 +
 .../etc/hotplug.d/ieee80211/10_fix_wifi_mac   |   1 +
 .../mt7621/base-files/etc/init.d/bootcount    |   1 +
 .../mt7621/base-files/lib/upgrade/platform.sh |   1 +
 7 files changed, 212 insertions(+)
 create mode 100644 target/linux/ramips/dts/mt7621_linksys_e5600.dts

diff --git a/target/linux/ramips/dts/mt7621_linksys_e5600.dts b/target/linux/ramips/dts/mt7621_linksys_e5600.dts
new file mode 100644
index 000000000000..91db315914e4
--- /dev/null
+++ b/target/linux/ramips/dts/mt7621_linksys_e5600.dts
@@ -0,0 +1,182 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "mt7621.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	compatible = "linksys,e5600", "mediatek,mt7621-soc";
+	model = "Linksys E5600";
+
+	aliases {
+		led-boot = &led_power;
+		led-failsafe = &led_power;
+		led-running = &led_power;
+		led-upgrade = &led_power;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+	};
+
+	keys {
+		compatible = "gpio-keys";
+
+		reset {
+			label = "reset";
+			gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_RESTART>;
+		};
+
+		wps {
+			label = "wps";
+			gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_WPS_BUTTON>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		wps {
+			label = "amber:wps";
+			gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
+		};
+
+		led_power: power {
+			label = "blue:power";
+			gpios = <&gpio 10 GPIO_ACTIVE_HIGH>;
+			default-state = "on";
+		};
+
+		wan_amber {
+			label = "amber:wan";
+			gpios = <&gpio 13 GPIO_ACTIVE_HIGH>;
+		};
+
+		wan_blue {
+			label = "blue:wan";
+			gpios = <&gpio 15 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&nand {
+	status = "okay";
+
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		partition at 0 {
+			label = "boot";
+			reg = <0x0 0x80000>;
+			read-only;
+		};
+
+		partition at 80000 {
+			label = "u_env";
+			reg = <0x80000 0x40000>;
+			read-only;
+		};
+
+		factory: partition at c0000 {
+			label = "factory";
+			reg = <0xc0000 0x40000>;
+			read-only;
+		};
+
+		partition at 100000 {
+			label = "s_env";
+			reg = <0x100000 0x40000>;
+		};
+
+		partition at 140000 {
+			label = "devinfo";
+			reg = <0x140000 0x40000>;
+			read-only;
+		};
+
+		partition at 180000 {
+			label = "kernel";
+			reg = <0x180000 0x400000>;
+		};
+
+		partition at 580000 {
+			label = "ubi";
+			reg = <0x580000 0x1a00000>;
+		};
+
+		partition at 1f80000 {
+			label = "alt_firmware";
+			reg = <0x1f80000 0x1e00000>;
+		};
+
+		partition at 3d80000 {
+			label = "gdata";
+			reg = <0x3d80000 0x4200000>;
+		};
+	};
+};
+
+&state_default {
+	gpio {
+		groups = "uart2", "uart3", "jtag";
+		function = "gpio";
+	};
+};
+
+&pcie {
+	status = "okay";
+};
+
+&pcie0 {
+	mt76 at 0,0 {
+		compatible = "mediatek,mt76";
+		reg = <0x0000 0 0 0 0>;
+		mediatek,mtd-eeprom = <&factory 0x0000>;
+	};
+};
+
+&pcie1 {
+	mt76 at 0,0 {
+		compatible = "mediatek,mt76";
+		reg = <0x0000 0 0 0 0>;
+		mediatek,mtd-eeprom = <&factory 0x8000>;
+	};
+};
+
+&switch0 {
+	ports {
+		port at 0 {
+			status = "okay";
+			label = "lan1";
+		};
+
+		port at 1 {
+			status = "okay";
+			label = "lan2";
+		};
+
+		port at 2 {
+			status = "okay";
+			label = "lan3";
+		};
+
+		port at 3 {
+			status = "okay";
+			label = "lan4";
+		};
+
+		port at 4 {
+			status = "okay";
+			label = "wan";
+		};
+	};
+};
+
+&xhci {
+	status = "disabled";
+};
diff --git a/target/linux/ramips/image/mt7621.mk b/target/linux/ramips/image/mt7621.mk
index 6edf6c0cd6a7..44170b4c1a30 100644
--- a/target/linux/ramips/image/mt7621.mk
+++ b/target/linux/ramips/image/mt7621.mk
@@ -22,6 +22,10 @@ define Build/elecom-wrc-gs-factory
 	mv $@.new $@
 endef
 
+define Build/gemtek-trailer
+	printf "%s%08X" ".GEMTEK." "$$(cksum $@ | cut -d ' ' -f1)" >> $@
+endef
+
 define Build/iodata-factory
 	$(eval fw_size=$(word 1,$(1)))
 	$(eval fw_type=$(word 2,$(1)))
@@ -762,6 +766,25 @@ define Device/lenovo_newifi-d1
 endef
 TARGET_DEVICES += lenovo_newifi-d1
 
+define Device/linksys_e5600
+  $(Device/dsa-migration)
+  $(Device/uimage-lzma-loader)
+  BLOCKSIZE := 128k
+  PAGESIZE := 2048
+  KERNEL_SIZE := 4096k
+  IMAGE_SIZE := 26624k
+  DEVICE_VENDOR := Linksys
+  DEVICE_MODEL := E5600
+  DEVICE_PACKAGES := kmod-mt7603 kmod-mt7615e kmod-mt7663-firmware-ap \
+	kmod-mt7663-firmware-sta uboot-envtools
+  UBINIZE_OPTS := -E 5
+  IMAGES += factory.bin
+  IMAGE/sysupgrade.bin := sysupgrade-tar | check-size | append-metadata
+  IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | \
+	append-ubi | check-size | gemtek-trailer
+endef
+TARGET_DEVICES += linksys_e5600
+
 define Device/linksys_ea7xxx
   $(Device/dsa-migration)
   $(Device/uimage-lzma-loader)
diff --git a/target/linux/ramips/mt7621/base-files/etc/board.d/01_leds b/target/linux/ramips/mt7621/base-files/etc/board.d/01_leds
index 2e280442bf1b..89a56dff2a48 100755
--- a/target/linux/ramips/mt7621/base-files/etc/board.d/01_leds
+++ b/target/linux/ramips/mt7621/base-files/etc/board.d/01_leds
@@ -47,6 +47,9 @@ gnubee,gb-pc2)
 	ucidef_set_led_netdev "lan1" "lan1" "green:lan1" "lan1"
 	ucidef_set_led_netdev "lan2" "lan2" "green:lan2" "lan2"
 	;;
+linksys,e5600)
+	ucidef_set_led_netdev "wan" "wan link" "blue:wan" "wan" "link"
+	;;
 linksys,ea7300-v1|\
 linksys,ea7300-v2|\
 linksys,ea7500-v2)
diff --git a/target/linux/ramips/mt7621/base-files/etc/board.d/02_network b/target/linux/ramips/mt7621/base-files/etc/board.d/02_network
index f5b075f1f4a8..40f1bfaecd58 100755
--- a/target/linux/ramips/mt7621/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/mt7621/base-files/etc/board.d/02_network
@@ -128,6 +128,7 @@ ramips_setup_macs()
 	zbtlink,zbt-wg3526-32m)
 		label_mac=$(mtd_get_mac_binary factory 0x4)
 		;;
+	linksys,e5600|\
 	linksys,ea7300-v1|\
 	linksys,ea7300-v2|\
 	linksys,ea7500-v2)
diff --git a/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac b/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac
index 427bde4e38f7..49b7f23ce914 100644
--- a/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac
+++ b/target/linux/ramips/mt7621/base-files/etc/hotplug.d/ieee80211/10_fix_wifi_mac
@@ -18,6 +18,7 @@ case "$board" in
 		[ "$PHYNBR" = "1" ] && \
 			macaddr_setbit_la "$(mtd_get_mac_binary Factory 0x4)" > /sys${DEVPATH}/macaddress
 		;;
+	linksys,e5600|\
 	linksys,ea7300-v1|\
 	linksys,ea7300-v2|\
 	linksys,ea7500-v2)
diff --git a/target/linux/ramips/mt7621/base-files/etc/init.d/bootcount b/target/linux/ramips/mt7621/base-files/etc/init.d/bootcount
index a155458d3f23..cfaa62485cea 100755
--- a/target/linux/ramips/mt7621/base-files/etc/init.d/bootcount
+++ b/target/linux/ramips/mt7621/base-files/etc/init.d/bootcount
@@ -8,6 +8,7 @@ boot() {
 		[ -n "$(fw_printenv bootcount bootchanged 2>/dev/null)" ] &&\
 			echo -e "bootcount\nbootchanged\n" | /usr/sbin/fw_setenv -s -
 		;;
+	linksys,e5600|\
 	linksys,ea7300-v1|\
 	linksys,ea7300-v2|\
 	linksys,ea7500-v2)
diff --git a/target/linux/ramips/mt7621/base-files/lib/upgrade/platform.sh b/target/linux/ramips/mt7621/base-files/lib/upgrade/platform.sh
index 98e429fdbf42..7b57ee7776c5 100755
--- a/target/linux/ramips/mt7621/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ramips/mt7621/base-files/lib/upgrade/platform.sh
@@ -50,6 +50,7 @@ platform_do_upgrade() {
 	dlink,dir-2660-a1|\
 	hiwifi,hc5962|\
 	jcg,q20|\
+	linksys,e5600|\
 	linksys,ea7300-v1|\
 	linksys,ea7300-v2|\
 	linksys,ea7500-v2|\



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