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/*
* Device Tree Source for Meraki MR24 (Ikarem)
*
* Copyright (C) 2016 Chris Blake <chrisrblake93@gmail.com>
*
* Based on Cisco Meraki GPL Release r23-20150601 MR24 DTS
*
* 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.
*/
/dts-v1/;
#include "apm82181.dtsi"
/ {
model = "Meraki MR24 Access Point";
compatible = "meraki,mr24", "meraki,ikarem", "apm,bluestone";
aliases {
serial0 = &UART1;
led-boot = &status;
led-failsafe = &failsafe;
led-running = &status;
led-upgrade = &status;
};
chosen {
stdout-path = "/plb/opb/serial@ef600400";
};
};
&CRYPTO {
status = "okay";
};
&PKA {
status = "okay";
};
&TRNG {
status = "okay";
};
&EBC0 {
/* Ikarem has 32MB of NAND */
ndfc@1,0 {
status = "okay";
/* 32 MiB NAND Flash */
nand {
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "u-boot";
reg = <0x00000000 0x00150000>;
read-only;
};
partition@150000 {
/*
* The u-boot environment size is one NAND
* block (16KiB). u-boot allocates four NAND
* blocks (64KiB) in order to have spares
* around for bad block management
*/
label = "u-boot-env";
reg = <0x00150000 0x00010000>;
read-only;
};
partition@160000 {
/*
* redundant u-boot environment.
* has to be kept it in sync with the
* data in "u-boot-env".
*/
label = "u-boot-env-redundant";
reg = <0x00160000 0x00010000>;
read-only;
};
partition@170000 {
label = "oops";
reg = <0x00170000 0x00010000>;
};
partition@180000 {
label = "ubi";
reg = <0x00180000 0x01e80000>;
};
};
};
};
&UART1 {
status = "okay";
};
&GPIO0 {
status = "okay";
};
&IIC0 {
status = "okay";
/* Boot ROM is at 0x52-0x53, do not touch */
/* Unknown chip at 0x6e, not sure what it is */
};
&EMAC0 {
status = "okay";
phy-mode = "rgmii-id";
phy-map = <0x2>;
phy-address = <0x1>;
phy-handle = <&phy>;
mdio {
#address-cells = <1>;
#size-cells = <0>;
phy: phy@1 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <1>;
};
};
};
&POB0 {
gpio-leds {
compatible = "gpio-leds";
status: power-green {
label = "mr24:green:power";
gpios = <&GPIO0 18 GPIO_ACTIVE_LOW>;
};
failsafe: power-orange {
label = "mr24:orange:power";
gpios = <&GPIO0 19 GPIO_ACTIVE_LOW>;
};
lan {
label = "mr24:green:wan";
gpios = <&GPIO0 17 GPIO_ACTIVE_LOW>;
};
ssi-0 {
label = "mr24:green:wifi1";
gpios = <&GPIO0 23 GPIO_ACTIVE_LOW>;
};
ssi-1 {
label = "mr24:green:wifi2";
gpios = <&GPIO0 22 GPIO_ACTIVE_LOW>;
};
ssi-2 {
label = "mr24:green:wifi3";
gpios = <&GPIO0 21 GPIO_ACTIVE_LOW>;
};
ssi-3 {
label = "mr24:green:wifi4";
gpios = <&GPIO0 20 GPIO_ACTIVE_LOW>;
};
};
keys {
compatible = "gpio-keys-polled";
#address-cells = <1>;
#size-cells = <0>;
poll-interval = <60>; /* 3 * 20 = 60ms */
autorepeat;
reset {
/* Label as per Meraki's "MR24 Installation Guide" */
label = "Factory Reset Button";
linux,code = <KEY_RESTART>;
gpios = <&GPIO0 16 GPIO_ACTIVE_LOW>;
};
};
};
&PCIE0 {
status = "okay";
};
&MSI {
status = "okay";
};
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