[openwrt/openwrt] ath79: Add support for Buffalo WZR-HP-G300NH

LEDE Commits lede-commits at lists.infradead.org
Mon Mar 22 08:23:29 GMT 2021


ynezz pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/bc356de2850f14629cb1301be719772fa1212e72

commit bc356de2850f14629cb1301be719772fa1212e72
Author: Mauri Sandberg <sandberg at mailfence.com>
AuthorDate: Mon Sep 7 22:04:26 2020 +0300

    ath79: Add support for Buffalo WZR-HP-G300NH
    
    This device is a wireless router working on 2.4GHz band based on
    Qualcom/Atheros AR9132 rev 2 SoC and is accompanied by Atheros AR9103
    wireless chip and Realtek RTL8366RB/S switches. Due to two different
    switches being used also two different devices are provided.
    
      Specification:
      - 400 MHz CPU
      - 64 MB of RAM
      - 32 MB of FLASH (NOR)
      - 3x3:2 2.4 GHz 802.11bgn
      - 5x 10/100/1000 Mbps Ethernet
      - 4x LED, 3x button, On/Off slider, Auto/On/Off slider
      - 1x USB 2.0
      - bare UART header place on PCB
    
      Flash instruction:
      - NOTE: Pay attention to the switch variant and choose the image to
        flash accordingly. (dmesg / kernel logs can tell it)
      - Methods for flashing
        - Apply factory image in OEM firmware web-gui.
        - Sysupgrade on top of existing OpenWRT image
        - U-Boot TFPT recovery for both stock or OpenWRT images:
          The device U-boot contains a TFTP server that by default has
          an address 192.168.11.1 (MAC 02:AA:BB:CC:DD:1A). During the boot
          there is a time window, during which the device allows an image to
          be uploaded from a client with address 192.168.11.2. The image will
          be written on flash automatically.
    
          1) Have a computer with static IP address 192.168.11.2 and the
             router device switched off.
          2) Connect the LAN port next to the WAN port in the device and the
             computer using a network switch.
          3) Assign IP 192.168.11.1 the MAC address 02:AA:BB:CC:DD:1A
             arp -s 192.168.11.1 02:AA:BB:CC:DD:1A
          4) Initiate an upload using TFTP image variant
             curl -T <imagename> tftp://192.168.11.1
          5) Switch on the device. The image will be uploaded subsequently.
             You can keep an eye on the diag light on the device, it should
             keep on blinking for a while indicating the writing of the image.
    
      General notes:
      - In the stock firmware the MAC address is the same among all
        interfaces so it is left here that way too.
    
      Recovery:
      - TFTP method
      - U-boot serial console
    
      Differences to ar71xx platform
      - This device is split in two different targets now due to hardware
        being a bit different under the hood. Dynamic solution within the same
        image is left for later time.
      - GPIOs for a sliding On/Off switch, marked 'Movie engine' on the device
        cover, were the wrong way around and were renamed qos_on -> movie_off,
        qos_off -> movie_on. Associated key codes remained the same they were.
    
      The device tree source code is mostly based on musashino's work
    
    Signed-off-by: Mauri Sandberg <sandberg at mailfence.com>
---
 .../ath79/dts/ar9132_buffalo_wzr-hp-g300nh-rb.dts  |  26 +++
 .../ath79/dts/ar9132_buffalo_wzr-hp-g300nh-s.dts   |  26 +++
 .../ath79/dts/ar9132_buffalo_wzr-hp-g300nh.dtsi    | 249 +++++++++++++++++++++
 .../ath79/generic/base-files/etc/board.d/01_leds   |   4 +
 .../generic/base-files/etc/board.d/02_network      |  12 +-
 target/linux/ath79/image/generic.mk                |  23 ++
 6 files changed, 335 insertions(+), 5 deletions(-)

diff --git a/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh-rb.dts b/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh-rb.dts
new file mode 100644
index 0000000000..52b0c86d65
--- /dev/null
+++ b/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh-rb.dts
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "ar9132_buffalo_wzr-hp-g300nh.dtsi"
+
+/ {
+	compatible = "buffalo,wzr-hp-g300nh-rb", "qca,ar9132";
+	model = "Buffalo WZR-HP-G300NH (rtl8366rb)";
+};
+
+&switch {
+	status = "okay";
+
+	compatible = "realtek,rtl8366rb";
+};
+
+&eth0 {
+	status = "okay";
+
+	pll-data = <0x1f000000 0x13000a44 0x00441099>;
+};
+
+&eth1 {
+	status = "okay";
+
+	pll-data = <0x100 0x13000a44 0x00441099>;
+};
diff --git a/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh-s.dts b/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh-s.dts
new file mode 100644
index 0000000000..1c4da1ed67
--- /dev/null
+++ b/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh-s.dts
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "ar9132_buffalo_wzr-hp-g300nh.dtsi"
+
+/ {
+	compatible = "buffalo,wzr-hp-g300nh-s", "qca,ar9132";
+	model = "Buffalo WZR-HP-G300NH (rtl8366s)";
+};
+
+&switch {
+	status = "okay";
+
+	compatible = "realtek,rtl8366s";
+};
+
+&eth0 {
+	status = "okay";
+
+	pll-data = <0x1e000100 0x13000a44 0x00441099>;
+};
+
+&eth1 {
+	status = "okay";
+
+	pll-data = <0x1e000100 0x13000a44 0x00441099>;
+};
diff --git a/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh.dtsi b/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh.dtsi
new file mode 100644
index 0000000000..9bd4656d85
--- /dev/null
+++ b/target/linux/ath79/dts/ar9132_buffalo_wzr-hp-g300nh.dtsi
@@ -0,0 +1,249 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "ar9132.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	aliases {
+		led-boot = &led_diag;
+		led-failsafe = &led_security;
+		led-upgrade = &led_diag;
+	};
+
+	clock40mhz: ref {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <40000000>;
+	};
+
+	gpio2: gpio-extender {
+		compatible = "nxp,74hc153-gpio";
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		// GPIOs used by this node
+		gpio-s0 = <&gpio 9 GPIO_ACTIVE_HIGH>;
+		gpio-s1 = <&gpio 11 GPIO_ACTIVE_HIGH>;
+		gpio-1y = <&gpio 12 GPIO_ACTIVE_HIGH>;
+		gpio-2y = <&gpio 14 GPIO_ACTIVE_HIGH>;
+	};
+
+	keys {
+		compatible = "gpio-keys-polled";
+		poll-interval = <20>;
+
+		aoss {
+			label = "aoss";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+
+		router_on {
+			label = "router_on";
+			linux,code = <BTN_5>;
+			gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
+			debounce-interval = <60>;
+		};
+
+		movie_off {
+			label = "movie_off";
+			linux,code = <BTN_3>;
+			gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
+			debounce-interval = <60>;
+		};
+
+		usb {
+			label = "usb";
+			linux,code = <BTN_2>;
+			gpios = <&gpio2 5 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+
+		router_auto {
+			label = "router_auto";
+			linux,code = <BTN_6>;
+			gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
+			debounce-interval = <60>;
+		};
+
+		movie_on {
+			label = "movie_on";
+			linux,code = <BTN_4>;
+			gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>;
+			debounce-interval = <60>;
+		};
+	};
+
+	flash at 1e000000 {
+		compatible = "cfi-flash";
+		reg = <0x1e000000 0x2000000>;
+		bank-width = <2>;
+		device-width = <2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition at 0 {
+				label = "u-boot";
+				reg = <0x0000000 0x0040000>;
+				read-only;
+			};
+
+			partition at 40000 {
+				label = "u-boot-env";
+				reg = <0x0040000 0x0020000>;
+				read-only;
+			};
+
+			partition at 60000 {
+				compatible = "denx,uimage";
+				label = "firmware";
+				reg = <0x0060000 0x1f60000>;
+			};
+
+			partition at 1fc0000 {
+				label = "user_property";
+				reg = <0x1fc0000 0x0020000>;
+				read-only;
+			};
+
+			art: partition at 1fe0000 {
+				label = "art";
+				reg = <0x1fe0000 0x020000>;
+				read-only;
+			};
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		usb {
+			label = "blue:usb";
+			gpios = <&gpio 0 GPIO_ACTIVE_LOW>;
+			trigger-sources = <&hub_port>;
+			linux,default-trigger = "usbport";
+		};
+
+		led_diag: diag {
+			label = "red:diag";
+			gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
+		};
+
+		wireless {
+			label = "green:wireless";
+			gpios = <&gpio 6 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "phy0tpt";
+		};
+
+		led_security: security {
+			label = "amber:security";
+			gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+		};
+
+		router {
+			label = "green:router";
+			gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	switch: switch {
+		status = "disabled";
+
+		gpio-sda = <&gpio 19 GPIO_ACTIVE_HIGH>;
+		gpio-sck = <&gpio 20 GPIO_ACTIVE_HIGH>;
+		mii-bus = <&mdio0>;
+
+		mdio-bus {
+			status = "okay";
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+			phy-mask = <0x10>;
+
+			phy4: ethernet-phy at 4 {
+				reg = <4>;
+				phy-mode = "rgmii";
+			};
+		};
+	};
+};
+
+&mdio0 {
+	status = "okay";
+};
+
+&eth0 {
+	status = "disabled";
+
+	phy-mode = "rgmii";
+	mtd-mac-address = <&art 0x1120c>;
+
+	fixed-link {
+		speed = <1000>;
+		full-duplex;
+	};
+};
+
+&mdio1 {
+	status = "okay";
+};
+
+&eth1 {
+	status = "disabled";
+
+	compatible = "qca,ar9130-eth", "syscon";
+	reg = <0x1a000000 0x200
+		0x18070004 0x4>;
+
+	pll-reg = <0x4 0x18 22>;
+	pll-handle = <&pll>;
+
+	phy-mode = "rgmii";
+	phy-handle = <&phy4>;
+	resets = <&rst 13>;
+	reset-names = "mac";
+	qca,mac-idx = <1>;
+	mtd-mac-address = <&art 0x1120c>;
+};
+
+&wmac {
+	status = "okay";
+
+	mtd-cal-data = <&art 0x11000>;
+};
+
+&uart {
+	status = "okay";
+};
+
+&pll {
+	clocks = <&clock40mhz>;
+};
+
+&usb {
+	status = "okay";
+
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	hub_port: port at 1 {
+		reg = <1>;
+		#trigger-source-cells = <0>;
+	};
+};
+
+&usb_phy {
+	status = "okay";
+};
diff --git a/target/linux/ath79/generic/base-files/etc/board.d/01_leds b/target/linux/ath79/generic/base-files/etc/board.d/01_leds
index 31bc8f70df..783b55ec32 100644
--- a/target/linux/ath79/generic/base-files/etc/board.d/01_leds
+++ b/target/linux/ath79/generic/base-files/etc/board.d/01_leds
@@ -83,6 +83,10 @@ avm,fritzdvbc)
 	ucidef_set_led_rssi "rssimediumhigh" "RSSIMEDIUMHIGH" "green:rssimediumhigh" "wlan1" "60" "100"
 	ucidef_set_led_rssi "rssihigh" "RSSIHIGH" "green:rssihigh" "wlan1" "80" "100"
 	;;
+buffalo,wzr-hp-g300nh-rb|\
+buffalo,wzr-hp-g300nh-s)
+        ucidef_set_led_netdev "router" "Router" "green:router" "eth1"
+        ;;
 comfast,cf-e110n-v2)
 	ucidef_set_led_netdev "lan" "LAN" "green:lan" "eth1"
 	ucidef_set_led_switch "wan" "WAN" "green:wan" "switch0" "0x02"
diff --git a/target/linux/ath79/generic/base-files/etc/board.d/02_network b/target/linux/ath79/generic/base-files/etc/board.d/02_network
index aa5a336c57..e0c4f31e9d 100644
--- a/target/linux/ath79/generic/base-files/etc/board.d/02_network
+++ b/target/linux/ath79/generic/base-files/etc/board.d/02_network
@@ -155,6 +155,13 @@ ath79_setup_interfaces()
 		ucidef_add_switch "switch0" \
 			"0 at eth0" "1:lan:4" "2:lan:3" "3:lan:2" "4:lan:1"
 		;;
+	buffalo,wzr-hp-g300nh-rb|\
+	buffalo,wzr-hp-g300nh-s|\
+	dlink,dir-825-b1)
+		ucidef_set_interface_wan "eth1"
+		ucidef_add_switch "switch0" \
+			"0:lan" "1:lan" "2:lan" "3:lan" "5 at eth0"
+		;;
 	buffalo,wzr-hp-g302h-a1a0)
 		ucidef_add_switch "switch0" \
 			"0 at eth0" "1:lan:1" "3:lan:4" "4:lan:3" "5:lan:2" "2:wan"
@@ -211,11 +218,6 @@ ath79_setup_interfaces()
 		ucidef_add_switch "switch0" \
 			"0 at eth0" "1:lan:2" "2:lan:1"
 		;;
-	dlink,dir-825-b1)
-		ucidef_set_interface_wan "eth1"
-		ucidef_add_switch "switch0" \
-			"0:lan" "1:lan" "2:lan" "3:lan" "5 at eth0"
-		;;
 	dlink,dir-825-c1|\
 	dlink,dir-835-a1|\
 	dlink,dir-842-c1|\
diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk
index a746bcfb8e..f358d44064 100644
--- a/target/linux/ath79/image/generic.mk
+++ b/target/linux/ath79/image/generic.mk
@@ -453,6 +453,29 @@ define Device/buffalo_wzr-hp-ag300h
 endef
 TARGET_DEVICES += buffalo_wzr-hp-ag300h
 
+define Device/buffalo_wzr-hp-g300nh
+  $(Device/buffalo_common)
+  SOC := ar9132
+  BUFFALO_PRODUCT := WZR-HP-G300NH
+  BUFFALO_HWVER := 1
+  DEVICE_PACKAGES := kmod-usb2 kmod-usb-ledtrig-usbport kmod-gpio-nxp-74hc153
+  BLOCKSIZE := 128k
+  IMAGE_SIZE := 32128k
+  SUPPORTED_DEVICES += wzr-hp-g300nh
+endef
+
+define Device/buffalo_wzr-hp-g300nh-rb
+  $(Device/buffalo_wzr-hp-g300nh)
+  DEVICE_MODEL := WZR-HP-G300NH (RTL8366RB switch)
+endef
+TARGET_DEVICES += buffalo_wzr-hp-g300nh-rb
+
+define Device/buffalo_wzr-hp-g300nh-s
+  $(Device/buffalo_wzr-hp-g300nh)
+  DEVICE_MODEL := WZR-HP-G300NH (RTL8366S switch)
+endef
+TARGET_DEVICES += buffalo_wzr-hp-g300nh-s
+
 define Device/buffalo_wzr-hp-g302h-a1a0
   $(Device/buffalo_common)
   SOC := ar7242



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