From 4824140f4bd1caaf900215aabe27e4bdd1677704 Mon Sep 17 00:00:00 2001 From: Imre Kaloz Date: Mon, 16 Feb 2015 13:31:04 +0100 Subject: [PATCH] ARM: mvebu: add Linksys WRT1900AC (Mamba) support The Linksys WRT1900AC (Mamba) is a router that has - 2 mini-PCIe slots with Marvell 88W8864 radios - 1 USB 3.0 port - 1 USB 2.0/eSATAp port - 2 Ethernet interfaces connected to a 88E6172 switch (1x WAN + 4x LAN) - 128MB NAND flash - 256MB RAM gregory.clement@free-electrons.com: - add ARM to the title - fix the reference to CONFIG_DEBUG_MVEBU_UART0_ALTERNATE - fix the unbalanced comment for the syscfg partition Signed-off-by: Imre Kaloz Acked-by: Gregory CLEMENT Signed-off-by: Gregory CLEMENT --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/armada-xp-linksys-mamba.dts | 348 ++++++++++++++++++++++++++ 2 files changed, 349 insertions(+) create mode 100644 arch/arm/boot/dts/armada-xp-linksys-mamba.dts --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -629,6 +629,7 @@ dtb-$(CONFIG_MACH_ARMADA_XP) += \ armada-xp-db.dtb \ armada-xp-gp.dtb \ armada-xp-lenovo-ix4-300d.dtb \ + armada-xp-linksys-mamba.dtb \ armada-xp-matrix.dtb \ armada-xp-netgear-rn2120.dtb \ armada-xp-openblocks-ax3-4.dtb \ --- /dev/null +++ b/arch/arm/boot/dts/armada-xp-linksys-mamba.dts @@ -0,0 +1,348 @@ +/* + * 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 + * + * Based on armada-xp-axpwifiap.dts: + * + * Copyright (C) 2013 Marvell + * + * Thomas Petazzoni + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without + * any warranty of any kind, whether express or implied. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; +#include +#include +#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 { + device_type = "memory"; + reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */ + }; + + soc { + ranges = ; + + pcie-controller { + 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"; + }; + }; + + internal-regs { + + /* 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"; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + + ethernet@74000 { + pinctrl-0 = <&ge1_rgmii_pins>; + pinctrl-names = "default"; + status = "okay"; + phy-mode = "rgmii-id"; + 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>; + }; + + 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>; + }; + }; + }; + + nand@d0000 { + status = "okay"; + num-cs = <1>; + marvell,nand-keep-config; + marvell,nand-enable-arbiter; + nand-on-flash-bbt; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; + + 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 */ + }; + }; + + spi0: spi@10600 { + status = "okay"; + + spi-flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "everspin,mr25h256"; + reg = <0>; /* Chip select 0 */ + spi-max-frequency = <40000000>; + }; + }; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-0 = <&keys_pin>; + pinctrl-names = "default"; + + button@1 { + label = "WPS"; + linux,code = ; + gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; + }; + + button@2 { + label = "Factory Reset Button"; + linux,code = ; + gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>; + }; + }; + + 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"; + }; + }; + + gpio_fan { + /* SUNON HA4010V4-0000-C99 */ + compatible = "gpio-fan"; + gpios = <&gpio0 24 0>; + + gpio-fan,speed-map = <0 0 + 4500 1>; + }; +}; + +&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"; + }; +};