ath79: add AVM FRITZ!WLAN Repeater 300E

No known issues, everything works fine.

Signed-off-by: Mathias Kresin <dev@kresin.me>

7 files changed, 238 insertions, 0 deletions

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 9d42861939..70d27bc29b 100755
--- a/target/linux/ath79/base-files/etc/board.d/01_leds
+++ b/target/linux/ath79/base-files/etc/board.d/01_leds
@@ -5,8 +5,19 @@
 board_config_update
 
 board=$(board_name)
+boardname="${board##*,}"
 
 case "$board" in
+"avm,fritz300e")
+	ucidef_set_led_netdev "lan" "LAN" "$boardname:green:lan" "eth0"
+	ucidef_set_led_wlan "wlan" "WLAN" "$boardname:green:wlan" "phy0tpt"
+	ucidef_set_rssimon "wlan0" "200000" "1"
+	ucidef_set_led_rssi "rssilow" "RSSILOW" "$boardname:green:rssi0" "wlan0" "1" "100"
+	ucidef_set_led_rssi "rssimediumlow" "RSSIMEDIUMLOW" "$boardname:green:rssi1" "wlan0" "20" "100"
+	ucidef_set_led_rssi "rssimedium" "RSSIMEDIUM" "$boardname:green:rssi2" "wlan0" "40" "100"
+	ucidef_set_led_rssi "rssimediumhigh" "RSSIMEDIUMHIGH" "$boardname:green:rssi3" "wlan0" "60" "100"
+	ucidef_set_led_rssi "rssihigh" "RSSIHIGH" "$boardname:green:rssi4" "wlan0" "80" "100"
+	;;
 "glinet,ar150")
 	ucidef_set_led_wlan "wlan" "WLAN" "gl-ar150:orange:wlan" "phy0tpt"
 	;;
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 941d2ab511..19361f161e 100755
--- a/target/linux/ath79/base-files/etc/board.d/02_network
+++ b/target/linux/ath79/base-files/etc/board.d/02_network
@@ -8,6 +8,7 @@ ath79_setup_interfaces()
 	local board="$1"
 
 	case "$board" in
+	"avm,fritz300e"|\
 	"ubnt,unifi")
 		ucidef_set_interface_lan "eth0"
 		;;
@@ -36,9 +37,23 @@ ath79_setup_interfaces()
 	esac
 }
 
+ath79_setup_macs()
+{
+	local board="$1"
+
+	case "$board" in
+	avm,fritz300e)
+		lan_mac=$(fritz_tffs -n maca -i $(find_mtd_part "tffs (1)"))
+		;;
+	esac
+
+	[ -n "$lan_mac" ] && ucidef_set_interface_macaddr "lan" $lan_mac
+}
+
 board_config_update
 board=$(board_name)
 ath79_setup_interfaces $board
+ath79_setup_macs $board
 board_config_flush
 
 exit 0
diff --git a/target/linux/ath79/base-files/etc/diag.sh b/target/linux/ath79/base-files/etc/diag.sh
index c9b32df94e..8022151378 100644
--- a/target/linux/ath79/base-files/etc/diag.sh
+++ b/target/linux/ath79/base-files/etc/diag.sh
@@ -4,8 +4,12 @@
 
 get_status_led() {
 	local board=$(board_name)
+	local boardname="${board##*,}"
 
 	case $board in
+	"avm,fritz300e")
+		status_led="${boardname}:green:power"
+		;;
 	"glinet,ar150")
 		status_led="gl-ar150:orange:wlan"
 		;;
diff --git a/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom b/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
index fc15caea6f..c2d87f58de 100644
--- a/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
+++ b/target/linux/ath79/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
@@ -24,11 +24,32 @@ ath9k_eeprom_extract() {
 		ath9k_eeprom_die "failed to extract from $mtd"
 }
 
+ath9k_eeprom_extract_reverse() {
+	local part=$1
+	local offset=$2
+	local count=$3
+	local mtd
+	local reversed
+	local caldata
+
+	mtd=$(find_mtd_chardev "$part")
+	reversed=$(hexdump -v -s $offset -n $count -e '/1 "%02x "' $mtd)
+
+	for byte in $reversed; do
+		caldata="\x${byte}${caldata}"
+	done
+
+	printf "%b" "$caldata" > /lib/firmware/$FIRMWARE
+}
+
 board=$(board_name)
 
 case "$FIRMWARE" in
 "ath9k-eeprom-pci-0000:00:00.0.bin")
 	case $board in
+	"avm,fritz300e")
+		ath9k_eeprom_extract_reverse "urloader" 5441 1088
+		;;
 	"ubnt,unifi")
 		ath9k_eeprom_extract "art" 4096 2048
 		;;
diff --git a/target/linux/ath79/dts/ar7242_avm_fritz300e.dts b/target/linux/ath79/dts/ar7242_avm_fritz300e.dts
new file mode 100644
index 0000000000..f1ad138f43
--- /dev/null
+++ b/target/linux/ath79/dts/ar7242_avm_fritz300e.dts
@@ -0,0 +1,169 @@
+// 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 "ar7242.dtsi"
+
+/ {
+	compatible = "avm,fritz300e", "qca,ar7242";
+	model = "AVM FRITZ!WLAN Repeater 300E";
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x4000000>;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <20>;
+
+		wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		power {
+			label = "fritz300e:green:power";
+			gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
+			default-state = "on";
+		};
+
+		lan {
+			label = "fritz300e:green:lan";
+			gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
+		};
+
+		wlan {
+			label = "fritz300e:green:wlan";
+			gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	ath9k-leds {
+		compatible = "gpio-leds";
+
+		rssi0 {
+			label = "fritz300e:green:rssi0";
+			gpios = <&ath9k 10 GPIO_ACTIVE_LOW>;
+		};
+
+		rssi1 {
+			label = "fritz300e:green:rssi1";
+			gpios = <&ath9k 4 GPIO_ACTIVE_LOW>;
+		};
+
+		rssi2 {
+			label = "fritz300e:green:rssi2";
+			gpios = <&ath9k 6 GPIO_ACTIVE_LOW>;
+		};
+
+		rssi3 {
+			label = "fritz300e:green:rssi3";
+			gpios = <&ath9k 7 GPIO_ACTIVE_LOW>;
+		};
+
+		rssi4 {
+			label = "fritz300e:green:rssi4";
+			gpios = <&ath9k 5 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	eth-phy-reset {
+		compatible = "regulator-fixed";
+
+		regulator-name = "eth-phy-reset";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+
+		gpio = <&gpio 11 GPIO_ACTIVE_LOW>;
+		startup-delay-us = <300000>;
+		enable-active-high;
+
+		regulator-always-on;
+	};
+};
+
+&spi {
+	status = "okay";
+	num-cs = <1>;
+
+	flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <25000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				reg = <0x0 0x20000>;
+				label = "urloader";
+				read-only;
+			};
+
+			partition@20000 {
+				reg = <0x20000 0xee0000>;
+				label = "firmware";
+			};
+
+			partition@f00000 {
+				reg = <0xf00000 0x80000>;
+				label = "tffs (1)";
+				read-only;
+			};
+
+			partition@f80000 {
+				reg = <0xf80000 0x80000>;
+				label = "tffs (2)";
+				read-only;
+			};
+		};
+	};
+};
+
+&uart {
+	status = "okay";
+};
+
+&pcie {
+	status = "okay";
+
+	ath9k: wifi@0000 {
+		reg = <0x0000 0 0 0 0>;
+		#gpio-cells = <2>;
+		gpio-controller;
+		qca,no-eeprom;
+	};
+};
+
+&mdio0 {
+	status = "okay";
+
+	phy0: ethernet-phy@0 {
+		reg = <0>;
+		phy-mode = "rgmii";
+	};
+};
+
+&eth0 {
+	status = "okay";
+
+	phy-mode = "rgmii";
+	phy-handle = <&phy0>;
+
+	pll-data = <0x16000000 0x00000101 0x00001313>;
+};
diff --git a/target/linux/ath79/generic/config-default b/target/linux/ath79/generic/config-default
index 14f22c2579..c174c4e126 100644
--- a/target/linux/ath79/generic/config-default
+++ b/target/linux/ath79/generic/config-default
@@ -1,5 +1,7 @@
 CONFIG_BLK_MQ_PCI=y
+CONFIG_INTEL_XWAY_PHY=y
 CONFIG_LEDS_RESET=y
+CONFIG_MTD_SPLIT_EVA_FW=y
 CONFIG_OF_ADDRESS_PCI=y
 CONFIG_OF_PCI=y
 CONFIG_OF_PCI_IRQ=y
@@ -10,3 +12,5 @@ CONFIG_PCI_DISABLE_COMMON_QUIRKS=y
 CONFIG_PCI_DOMAINS=y
 CONFIG_PHY_AR7100_USB=y
 CONFIG_PHY_AR7200_USB=y
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk
index 741396473d..cb5dc38f62 100644
--- a/target/linux/ath79/image/generic.mk
+++ b/target/linux/ath79/image/generic.mk
@@ -21,6 +21,20 @@ define Build/netgear-uImage
 	$(call Build/uImage,$(1) -M $(NETGEAR_KERNEL_MAGIC))
 endef
 
+
+define Device/avm_fritz300e
+  ATH_SOC := ar7242
+  DEVICE_TITLE := AVM FRITZ!WLAN Repeater 300E
+  KERNEL := kernel-bin | append-dtb | lzma | eva-image
+  KERNEL_INITRAMFS := $$(KERNEL)
+  IMAGE_SIZE := 15232k
+  IMAGE/sysupgrade.bin := append-kernel | pad-to 64k | \
+	append-squashfs-fakeroot-be | pad-to 256 | \
+	append-rootfs | pad-rootfs | append-metadata | check-size $$$$(IMAGE_SIZE)
+  DEVICE_PACKAGES := fritz-tffs rssileds -swconfig
+endef
+TARGET_DEVICES += avm_fritz300e
+
 define Device/embeddedwireless_dorin
   ATH_SOC := ar9331
   DEVICE_TITLE := Embedded Wireless Dorin