--- /dev/null
+// 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>
+#include <dt-bindings/leds/common.h>
+
+/ {
+ compatible = "comfast,cf-ew72-v2", "mediatek,mt7621-soc";
+ model = "COMFAST CF-EW72 V2";
+
+ // There are at least two HW variants of cf-ew72-v2:
+ // With external RAM chip and with integrated RAM (RAM chip not soldered).
+ // Both act same.
+
+ chosen {
+ bootargs = "console=ttyS0,115200";
+ };
+
+ keys {
+ compatible = "gpio-keys";
+
+ reset {
+ label = "reset";
+ gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_RESTART>;
+ debounce-interval = <60>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ // The only both visible and controllable indicator is wifi LED.
+ // CF-EW72 have 8 LEDs:
+ // "wlan" is the only LED is controllable with GPIO and have proper hole in shell.
+ // "power", "wan" and "lan" LEDs have proper holes in shell, but can not be controlled with GPIO
+ // "hidden_led_2" and "hidden_led_4" can be controlled with GPIO, but have no proper holes in shell
+ // "hidden_led_2" is between POWER and WAN LEDs
+ // "hidden_led_4" is between WAN and LAN LEDs
+ // "noconn_led_6" and "noconn_led_8" exist, but have no proper holes in shell and not controlled:
+ // "noconn_led_6" is between LAN and WLAN LEDs
+ // "noconn_led_8" is after WLAN LED
+
+ // LED "hidden_led_2" between POWER and WAN LEDs is controllable with GPIO, but it has no proper hole in shell;
+ // LED "hidden_led_4" between WAN and LAN LEDs is controllable with GPIO, but it has no proper hole in shell;
+
+ // TABLE of LEDs. All leds are blue.
+ //
+ // Place (WAN->ANT) | Num | GPIO | LED name (LuCI) | Note
+ // -----------------|-----|-----------------------------------------------------------------------------------------
+ // power | 1 | | | POWER LED. Not controlled with GPIO.
+ // hidden_led_2 | 2 | 13 | blue:hidden_led_2 | This LED does not have proper hole in shell.
+ // wan | 3 | | | WAN LED. Not controlled with GPIO.
+ // hidden_led_4 | 4 | 16 | blue:hidden_led_4 | This LED does not have proper hole in shell.
+ // lan | 5 | | | LAN LED. Not controlled with GPIO.
+ // noconn_led_6 | 6 | | | Not controlled with GPIO, possibly not connected
+ // wlan | 7 | 15 | blue:wlan | WLAN LED. Wireless indicator.
+ // noconn_led_8 | 8 | | | Not controlled with GPIO, possibly not connected
+
+ hidden_led_2_blue {
+ label = "blue:hidden_led_2";
+ gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
+ };
+
+ hidden_led_4_blue {
+ label = "blue:hidden_led_4";
+ gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
+ };
+
+ wlan_blue {
+ label = "blue:wlan";
+ gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ aliases {
+ label-mac-device = &wan;
+ };
+};
+
+&spi0 {
+ status = "okay";
+
+ flash@0 {
+ compatible = "w25q128";
+ reg = <0>;
+ spi-max-frequency = <10000000>;
+ m25p,fast-read;
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "Bootloader";
+ reg = <0x0 0x30000>;
+ read-only;
+ };
+
+ partition@30000 {
+ label = "Config";
+ reg = <0x30000 0x10000>;
+ read-only;
+ };
+
+ factory: partition@40000 {
+ label = "factory";
+ compatible = "nvmem-cells";
+ reg = <0x40000 0x10000>;
+ read-only;
+ nvmem-layout {
+ compatible = "fixed-layout";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ macaddr_factory_e000: macaddr@e000 {
+ compatible = "mac-base";
+ reg = <0xe000 0x6>;
+ #nvmem-cell-cells = <1>;
+ };
+
+ // Serial number can be found in "factory" at 0xE100.
+ // it starts and ends with double quotes `"` and is ASCII string
+ };
+ };
+
+ partition@50000 {
+ label = "firmware";
+ compatible = "denx,uimage";
+ reg = <0x50000 0xfb0000>;
+ };
+ };
+ };
+};
+
+&gpio {
+ groups = "i2c", "uart2", "uart3", "sdhci", "jtag";
+ function = "gpio";
+};
+
+&gmac0 {
+ nvmem-cells = <&macaddr_factory_e000 0>;
+ nvmem-cell-names = "mac-address";
+};
+
+&pcie {
+ status = "okay";
+};
+
+&pcie0 {
+ wifi_2_4_ghz: wifi@0,0 {
+ compatible = "mediatek,mt76";
+ reg = <0x0000 0 0 0 0>;
+ mediatek,mtd-eeprom = <&factory 0x0000>;
+ // Wi-Fi device reads it's MAC address from EEPROM (&factory + 4)
+ // adding anything related to mac-address here will cause use random MAC
+ };
+};
+
+&pcie1 {
+ wifi_5_0_ghz: wifi@0,0 {
+ compatible = "mediatek,mt76";
+ reg = <0x0000 0 0 0 0>;
+ mediatek,mtd-eeprom = <&factory 0x8000>;
+ // Wi-Fi device reads it's MAC address from EEPROM, (&factory + 0x8000 + 4)
+ // adding anything related to mac-address here will cause use random MAC.
+ };
+};
+
+&pcie2 {
+ status = "disabled";
+};
+
+&switch0 {
+ mediatek,mcm;
+ ports {
+ wan: port@0 {
+ status = "okay";
+ label = "wan";
+ nvmem-cells = <&macaddr_factory_e000 1>;
+ nvmem-cell-names = "mac-address";
+ };
+
+ lan: port@1 {
+ status = "okay";
+ label = "lan";
+ nvmem-cells = <&macaddr_factory_e000 0>;
+ nvmem-cell-names = "mac-address";
+ };
+ };
+};
projects / openwrt / staging / stintel.git / commitdiff