--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+/*
+ * Devicetree for the Inteno XG6846 router, mostly used as a
+ * media converter from fiber to twisted pair ethernet
+ * "fiber modem" in many households in Sweden. The Marvell
+ * switch has one of its ports connected to an SFP (Small Form
+ * Factor pluggable) optical fiber receiver, which is bridged
+ * to the twisted pair connector LAN1.
+ *
+ * This device tree is inspired by research from the OpenWrt
+ * and Sweclockers forums, including contributions from
+ * NPeca75, mrhaav and csom.
+ *
+ * Some devices have a USB type A host receptacle mounted,
+ * some do not.
+ */
+#include "bcm6328.dtsi"
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "Inteno XG6846";
+ compatible = "inteno,xg6846", "brcm,bcm6328";
+
+ /* OpenWrt-specific aliases */
+ aliases {
+ led-boot = &led_pwr_red;
+ led-failsafe = &led_pwr_red;
+ led-running = &led_pwr_green;
+ led-upgrade = &led_pwr_red;
+ led-usb = &led_usb_green;
+ };
+
+ chosen {
+ bootargs = "rootfstype=squashfs,jffs2 noinitrd console=ttyS0,115200";
+ stdout-path = "serial0:115200n8";
+ };
+
+ /*
+ * This I2C port is connected to the SFP and reflects the EEPROM etc
+ * inside the SFP module. If the module is not plugged in, consequently
+ * nothing will be found on the bus.
+ */
+ i2c0: i2c-sfp {
+ compatible = "i2c-gpio";
+ sda-gpios = <&gpio 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpio 19 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ /* This I2C bus is used for the external CATV connector (usually unused) */
+ i2c1: i2c-catv {
+ compatible = "i2c-gpio";
+ sda-gpios = <&gpio 23 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpio 7 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ sfp0: sfp0 {
+ compatible = "sff,sfp";
+ i2c-bus = <&i2c0>;
+ los-gpios = <&gpio 29 GPIO_ACTIVE_HIGH>;
+ };
+
+ keys {
+ compatible = "gpio-keys-polled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ poll-interval = <20>;
+
+ reset {
+ label = "reset";
+ gpios = <&gpio 24 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_RESTART>;
+ debounce-interval = <60>;
+ };
+ };
+};
+
+&hsspi {
+ status = "okay";
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ /*
+ * HW 1.0-1.1: Spansion S25FL128S1
+ * HW 1.3: Winbond W25Q128
+ *
+ * Fast Read Data max speed is 50MHz, see the Winbond W25Q128
+ * datasheet table 9.5 "AC Electrical Characteristics", we can
+ * use this speed because the chip supports fast reads. Older
+ * HW has different NOR chips, I assume they can all do fast
+ * reads.
+ */
+ spi-max-frequency = <104000000>;
+ spi-tx-bus-width = <2>;
+ spi-rx-bus-width = <2>;
+ m25p,fast-read;
+ reg = <0>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cfe: partition@0 {
+ label = "cfe";
+ reg = <0x0000000 0x0010000>;
+ read-only;
+ };
+
+ partition@10000 {
+ compatible = "brcm,bcm963xx-imagetag";
+ reg = <0x010000 0xfe0000>;
+ label = "firmware";
+ };
+
+ partition@ff0000 {
+ reg = <0xff0000 0x010000>;
+ label = "nvram";
+ };
+ };
+ };
+};
+
+&cfe {
+ compatible = "nvmem-cells";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ macaddr_cfe_6a0: macaddr@6a0 {
+ reg = <0x6a0 0x6>;
+ };
+};
+
+ðernet {
+ status = "okay";
+
+ nvmem-cells = <&macaddr_cfe_6a0>;
+ nvmem-cell-names = "mac-address";
+};
+
+&switch0 {
+ dsa,member = <0 0>;
+
+ ports {
+ switch0port4: port@4 {
+ reg = <4>;
+ label = "extsw";
+
+ phy-mode = "rgmii";
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+};
+
+&mdio_ext {
+ switch1: switch@0 {
+ /* The switch is not using any external IRQ, sadly */
+ compatible = "marvell,mv88e6085";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ dsa,member = <1 0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ label = "lan1";
+ phy-handle = <&lan1phy>;
+ };
+
+ port@1 {
+ reg = <1>;
+ label = "lan2";
+ phy-handle = <&lan2phy>;
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan3";
+ phy-handle = <&lan3phy>;
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan4";
+ phy-handle = <&lan4phy>;
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "ext1";
+ phy-handle = <&ext1phy>;
+ };
+
+ port@5 {
+ reg = <5>;
+ phy-mode = "rgmii-id";
+ label = "wan";
+ sfp = <&sfp0>;
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+
+ port@6 {
+ reg = <6>;
+ phy-mode = "rgmii-id";
+ label = "cpu";
+ ethernet = <&switch0port4>;
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ lan1phy: ethernet-phy@0 {
+ reg = <0>;
+ interrupt-parent = <&switch1>;
+ interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ lan2phy: ethernet-phy@1 {
+ reg = <1>;
+ interrupt-parent = <&switch1>;
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ lan3phy: ethernet-phy@2 {
+ reg = <2>;
+ interrupt-parent = <&switch1>;
+ interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ lan4phy: ethernet-phy@3 {
+ reg = <3>;
+ interrupt-parent = <&switch1>;
+ interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ ext1phy: ethernet-phy@4 {
+ reg = <4>;
+ interrupt-parent = <&switch1>;
+ interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&pinctrl {
+ pinctrl_xg6846_usb_spd_led: xg6846_usb_spd_led-pins {
+ function = "led";
+ pins = "gpio17";
+ };
+};
+
+&leds {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_xg6846_usb_spd_led>, /* GPIO16 LED USB */
+ <&pinctrl_ephy1_spd_led>, /* GPIO18 LED PWR red */
+ <&pinctrl_ephy3_spd_led>; /* GPIO20 LED PWR green */
+
+ /* On board variants without USB this LED is not mounted */
+ led_usb_green: led@16 {
+ reg = <16>;
+ active-low;
+ label = "green:usb";
+ default-state = "off";
+ };
+
+ /*
+ * LED 18 and 20 drive the same physical LED, the PWR
+ * LED that can be both red and green.
+ */
+ led_pwr_red: led@18 {
+ reg = <18>;
+ active-low;
+ label = "red:pwr";
+ default-state = "off";
+ };
+
+ led_pwr_green: led@20 {
+ reg = <20>;
+ active-low;
+ label = "green:pwr";
+ default-state = "off";
+ };
+
+};
projects / openwrt / openwrt.git / blobdiff