// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Device Tree file for Marvell Armada XP development board * (DB-MV784MP-GP) * * Copyright (C) 2013-2014 Marvell * * Lior Amsalem <alior@marvell.com> * Gregory CLEMENT <gregory.clement@free-electrons.com> * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> * * Note: this Device Tree assumes that the bootloader has remapped the * internal registers to 0xf1000000 (instead of the default * 0xd0000000). The 0xf1000000 is the default used by the recent, * DT-capable, U-Boot bootloaders provided by Marvell. Some earlier * boards were delivered with an older version of the bootloader that * left internal registers mapped at 0xd0000000. If you are in this * situation, you should either update your bootloader (preferred * solution) or the below Device Tree should be adjusted. */ /dts-v1/; #include <dt-bindings/gpio/gpio.h> #include "armada-xp-mv78460.dtsi" / { model = "Marvell Armada XP Development Board DB-MV784MP-GP"; compatible = "marvell,axp-gp", "marvell,armadaxp-mv78460", "marvell,armadaxp", "marvell,armada-370-xp"; chosen { stdout-path = "serial0:115200n8"; }; memory@0 { device_type = "memory"; /* * 8 GB of plug-in RAM modules by default.The amount * of memory available can be changed by the * bootloader according the size of the module * actually plugged. However, memory between * 0xF0000000 to 0xFFFFFFFF cannot be used, as it is * the address range used for I/O (internal registers, * MBus windows). */ reg = <0x00000000 0x00000000 0x00000000 0xf0000000>, <0x00000001 0x00000000 0x00000001 0x00000000>; }; cpus { pm_pic { ctrl-gpios = <&gpio0 16 GPIO_ACTIVE_LOW>, <&gpio0 17 GPIO_ACTIVE_LOW>, <&gpio0 18 GPIO_ACTIVE_LOW>; }; }; soc { ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000 MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000 MBUS_ID(0x01, 0x2f) 0 0 0xf0000000 0x1000000 MBUS_ID(0x09, 0x09) 0 0 0xf1100000 0x10000 MBUS_ID(0x09, 0x05) 0 0 0xf1110000 0x10000 MBUS_ID(0x0c, 0x04) 0 0 0xf1200000 0x100000>; devbus-bootcs { status = "okay"; /* Device Bus parameters are required */ /* Read parameters */ devbus,bus-width = <16>; devbus,turn-off-ps = <60000>; devbus,badr-skew-ps = <0>; devbus,acc-first-ps = <124000>; devbus,acc-next-ps = <248000>; devbus,rd-setup-ps = <0>; devbus,rd-hold-ps = <0>; /* Write parameters */ devbus,sync-enable = <0>; devbus,wr-high-ps = <60000>; devbus,wr-low-ps = <60000>; devbus,ale-wr-ps = <60000>; /* NOR 16 MiB */ nor@0 { compatible = "cfi-flash"; reg = <0 0x1000000>; bank-width = <2>; }; }; internal-regs { serial@12000 { status = "okay"; }; serial@12100 { status = "okay"; }; serial@12200 { status = "okay"; }; serial@12300 { status = "okay"; }; pinctrl { pinctrl-0 = <&pic_pins>; pinctrl-names = "default"; pic_pins: pic-pins-0 { marvell,pins = "mpp16", "mpp17", "mpp18"; marvell,function = "gpio"; }; }; sata@a0000 { nr-ports = <2>; status = "okay"; }; ethernet@70000 { status = "okay"; phy = <&phy0>; phy-mode = "qsgmii"; buffer-manager = <&bm>; bm,pool-long = <0>; }; ethernet@74000 { status = "okay"; phy = <&phy1>; phy-mode = "qsgmii"; buffer-manager = <&bm>; bm,pool-long = <1>; }; ethernet@30000 { status = "okay"; phy = <&phy2>; phy-mode = "qsgmii"; buffer-manager = <&bm>; bm,pool-long = <2>; }; ethernet@34000 { status = "okay"; phy = <&phy3>; phy-mode = "qsgmii"; buffer-manager = <&bm>; bm,pool-long = <3>; }; /* Front-side USB slot */ usb@50000 { status = "okay"; }; /* Back-side USB slot */ usb@51000 { status = "okay"; }; bm@c0000 { status = "okay"; }; nand-controller@d0000 { status = "okay"; nand@0 { reg = <0>; label = "pxa3xx_nand-0"; nand-rb = <0>; nand-on-flash-bbt; }; }; }; bm-bppi { status = "okay"; }; }; }; &pciec { status = "okay"; /* * The 3 slots are physically present as * standard PCIe slots on the board. */ pcie@1,0 { /* Port 0, Lane 0 */ status = "okay"; }; pcie@9,0 { /* Port 2, Lane 0 */ status = "okay"; }; pcie@a,0 { /* Port 3, Lane 0 */ status = "okay"; }; }; &mdio { phy0: ethernet-phy@0 { reg = <16>; }; phy1: ethernet-phy@1 { reg = <17>; }; phy2: ethernet-phy@2 { reg = <18>; }; phy3: ethernet-phy@3 { reg = <19>; }; }; &spi0 { status = "okay"; flash@0 { #address-cells = <1>; #size-cells = <1>; compatible = "n25q128a13", "jedec,spi-nor"; reg = <0>; /* Chip select 0 */ spi-max-frequency = <108000000>; }; };