~sircmpwn/linux

linux/arch/arm/boot/dts/armada-xp-linksys-mamba.dts -rw-r--r-- 7.0 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
 * Device Tree file for the Linksys WRT1900AC (Mamba).
 *
 * Note: this board is shipped with a new generation boot loader that
 * remaps internal registers at 0xf1000000. Therefore, if earlyprintk
 * is used, the CONFIG_DEBUG_MVEBU_UART0_ALTERNATE option should be
 * used.
 *
 * Copyright (C) 2014 Imre Kaloz <kaloz@openwrt.org>
 *
 * Based on armada-xp-axpwifiap.dts:
 *
 *     Copyright (C) 2013 Marvell
 *
 *     Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "armada-xp-mv78230.dtsi"

/ {
	model = "Linksys WRT1900AC";
	compatible = "linksys,mamba", "marvell,armadaxp-mv78230",
		     "marvell,armadaxp", "marvell,armada-370-xp";

	chosen {
		bootargs = "console=ttyS0,115200";
		stdout-path = &uart0;
	};

	memory@0 {
		device_type = "memory";
		reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */
	};

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
			  MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
			  MBUS_ID(0x09, 0x09) 0 0 0xf1100000 0x10000
			  MBUS_ID(0x09, 0x05) 0 0 0xf1110000 0x10000
			  MBUS_ID(0x0c, 0x04) 0 0 0xf1200000 0x100000>;

		internal-regs {

			rtc@10300 {
				/* No crystal connected to the internal RTC */
				status = "disabled";
			};

			/* J10: VCC, NC, RX, NC, TX, GND  */
			serial@12000 {
				status = "okay";
			};

			sata@a0000 {
				nr-ports = <1>;
				status = "okay";
			};

			ethernet@70000 {
				pinctrl-0 = <&ge0_rgmii_pins>;
				pinctrl-names = "default";
				status = "okay";
				phy-mode = "rgmii-id";
				buffer-manager = <&bm>;
				bm,pool-long = <0>;
				bm,pool-short = <1>;
				fixed-link {
					speed = <1000>;
					full-duplex;
				};
			};

			ethernet@74000 {
				pinctrl-0 = <&ge1_rgmii_pins>;
				pinctrl-names = "default";
				status = "okay";
				phy-mode = "rgmii-id";
				buffer-manager = <&bm>;
				bm,pool-long = <2>;
				bm,pool-short = <3>;
				fixed-link {
					speed = <1000>;
					full-duplex;
				};
			};

			/* USB part of the eSATA/USB 2.0 port */
			usb@50000 {
				status = "okay";
			};

			i2c@11000 {
				status = "okay";
				clock-frequency = <100000>;

				tmp421@4c {
					compatible = "ti,tmp421";
					reg = <0x4c>;
				};

				tlc59116@68 {
					#address-cells = <1>;
					#size-cells = <0>;
					#gpio-cells = <2>;
					compatible = "ti,tlc59116";
					reg = <0x68>;

					wan_amber@0 {
						label = "mamba:amber:wan";
						reg = <0x0>;
					};

					wan_white@1 {
						label = "mamba:white:wan";
						reg = <0x1>;
					};

					wlan_2g@2 {
						label = "mamba:white:wlan_2g";
						reg = <0x2>;
					};

					wlan_5g@3 {
						label = "mamba:white:wlan_5g";
						reg = <0x3>;
					};

					esata@4 {
						label = "mamba:white:esata";
						reg = <0x4>;
						linux,default-trigger = "disk-activity";
					};

					usb2@5 {
						label = "mamba:white:usb2";
						reg = <0x5>;
					};

					usb3_1@6 {
						label = "mamba:white:usb3_1";
						reg = <0x6>;
					};

					usb3_2@7 {
						label = "mamba:white:usb3_2";
						reg = <0x7>;
					};

					wps_white@8 {
						label = "mamba:white:wps";
						reg = <0x8>;
					};

					wps_amber@9 {
						label = "mamba:amber:wps";
						reg = <0x9>;
					};
				};
			};

			bm@c8000 {
				status = "okay";
			};
		};

		bm-bppi {
			status = "okay";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		#address-cells = <1>;
		#size-cells = <0>;
		pinctrl-0 = <&keys_pin>;
		pinctrl-names = "default";

		wps {
			label = "WPS";
			linux,code = <KEY_WPS_BUTTON>;
			gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
		};

		reset {
			label = "Factory Reset Button";
			linux,code = <KEY_RESTART>;
			gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
		};
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-0 = <&power_led_pin>;
		pinctrl-names = "default";

		power {
			label = "mamba:white:power";
			gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
			default-state = "on";
		};
	};

	pwm_fan {
		/* SUNON HA4010V4-0000-C99 */

		compatible = "pwm-fan";
		pwms = <&gpio0 24 4000>;
	};
};

&pciec {
	status = "okay";

	/* Etron EJ168 USB 3.0 controller */
	pcie@1,0 {
		/* Port 0, Lane 0 */
		status = "okay";
	};

	/* First mini-PCIe port */
	pcie@2,0 {
		/* Port 0, Lane 1 */
		status = "okay";
	};

	/* Second mini-PCIe port */
	pcie@3,0 {
		/* Port 0, Lane 3 */
		status = "okay";
	};
};

&pinctrl {

	keys_pin: keys-pin {
		marvell,pins = "mpp32", "mpp33";
		marvell,function = "gpio";
	};

	power_led_pin: power-led-pin {
		marvell,pins = "mpp40";
		marvell,function = "gpio";
	};

	gpio_fan_pin: gpio-fan-pin {
		marvell,pins = "mpp24";
		marvell,function = "gpio";
	};
};

&spi0 {
	status = "okay";

	spi-flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "everspin,mr25h256";
		reg = <0>; /* Chip select 0 */
		spi-max-frequency = <40000000>;
	};
};

&mdio {
	status = "okay";

	switch@0 {
		compatible = "marvell,mv88e6085";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0>;

		ports {
			#address-cells = <1>;
			#size-cells = <0>;

			port@0 {
				reg = <0>;
				label = "lan4";
			};

			port@1 {
				reg = <1>;
				label = "lan3";
			};

			port@2 {
				reg = <2>;
				label = "lan2";
			};

			port@3 {
				reg = <3>;
				label = "lan1";
			};

			port@4 {
				reg = <4>;
				label = "internet";
			};

			port@5 {
				reg = <5>;
				label = "cpu";
				ethernet = <&eth0>;
				fixed-link {
					speed = <1000>;
					full-duplex;
				};
			};
		};
	};
};

&nand_controller {
	status = "okay";

	nand@0 {
		reg = <0>;
		label = "pxa3xx_nand-0";
		nand-rb = <0>;
		marvell,nand-keep-config;
		nand-on-flash-bbt;
		nand-ecc-strength = <4>;
		nand-ecc-step-size = <512>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "u-boot";
				reg = <0x0000000 0x100000>;  /* 1MB */
				read-only;
			};

			partition@100000 {
				label = "u_env";
				reg = <0x100000 0x40000>;    /* 256KB */
			};

			partition@140000 {
				label = "s_env";
				reg = <0x140000 0x40000>;    /* 256KB */
			};

			partition@900000 {
				label = "devinfo";
				reg = <0x900000 0x100000>;   /* 1MB */
				read-only;
			};

			/* kernel1 overlaps with rootfs1 by design */
			partition@a00000 {
				label = "kernel1";
				reg = <0xa00000 0x2800000>;  /* 40MB */
			};

			partition@d00000 {
				label = "rootfs1";
				reg = <0xd00000 0x2500000>;  /* 37MB */
			};

			/* kernel2 overlaps with rootfs2 by design */
			partition@3200000 {
				label = "kernel2";
				reg = <0x3200000 0x2800000>; /* 40MB */
			};

			partition@3500000 {
				label = "rootfs2";
				reg = <0x3500000 0x2500000>; /* 37MB */
			};

			/*
			 * 38MB, last MB is for the BBT, not writable
			 */
			partition@5a00000 {
				label = "syscfg";
				reg = <0x5a00000 0x2600000>;
			};

			/*
			 * Unused area between "s_env" and "devinfo".
			 * Moved here because otherwise the renumbered
			 * partitions would break the bootloader
			 * supplied bootargs
			 */
			partition@180000 {
				label = "unused_area";
				reg = <0x180000 0x780000>;   /* 7.5MB */
			};
		};
	};
};