/*
* Device Tree Source for ESTeem 195E Hotfoot
*
* Copyright 2009 AbsoluteValue Systems <solomon@linux-wlan.com>
*
* 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/;
/ {
#address-cells = <1>;
#size-cells = <1>;
model = "est,hotfoot";
compatible = "est,hotfoot";
dcr-parent = <&{/cpus/cpu@0}>;
aliases {
ethernet0 = &EMAC0;
ethernet1 = &EMAC1;
serial0 = &UART0;
serial1 = &UART1;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
model = "PowerPC,405EP";
reg = <0x00000000>;
clock-frequency = <0>; /* Filled in by zImage */
timebase-frequency = <0>; /* Filled in by zImage */
i-cache-line-size = <0x20>;
d-cache-line-size = <0x20>;
i-cache-size = <0x4000>;
d-cache-size = <0x4000>;
dcr-controller;
dcr-access-method = "native";
};
};
memory {
device_type = "memory";
reg = <0x00000000 0x00000000>; /* Filled in by zImage */
};
UIC0: interrupt-controller {
compatible = "ibm,uic";
interrupt-controller;
cell-index = <0>;
dcr-reg = <0x0c0 0x009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
};
plb {
compatible = "ibm,plb3";
#address-cells = <1>;
#size-cells = <1>;
ranges;
clock-frequency = <0>; /* Filled in by zImage */
SDRAM0: memory-controller {
compatible = "ibm,sdram-405ep";
dcr-reg = <0x010 0x002>;
};
MAL: mcmal {
compatible = "ibm,mcmal-405ep", "ibm,mcmal";
dcr-reg = <0x180 0x062>;
num-tx-chans = <4>;
num-rx-chans = <2>;
interrupt-parent = <&UIC0>;
interrupts = <
0xb 0x4 /* TXEOB */
0xc 0x4 /* RXEOB */
0xa 0x4 /* SERR */
0xd 0x4 /* TXDE */
0xe 0x4 /* RXDE */>;
};
POB0: opb {
compatible = "ibm,opb-405ep", "ibm,opb";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0xef600000 0xef600000 0x00a00000>;
dcr-reg = <0x0a0 0x005>;
clock-frequency = <0>; /* Filled in by zImage */
/* Hotfoot has UART0/UART1 swapped */
UART0: serial@ef600400 {
device_type = "serial";
compatible = "ns16550";
reg = <0xef600400 0x00000008>;
virtual-reg = <0xef600400>;
clock-frequency = <0>; /* Filled in by zImage */
current-speed = <0x9600>;
interrupt-parent = <&UIC0>;
interrupts = <0x1 0x4>;
};
UART1: serial@ef600300 {
device_type = "serial";
compatible = "ns16550";
reg = <0xef600300 0x00000008>;
virtual-reg = <0xef600300>;
clock-frequency = <0>; /* Filled in by zImage */
current-speed = <0x9600>;
interrupt-parent = <&UIC0>;
interrupts = <0x0 0x4>;
};
IIC: i2c@ef600500 {
compatible = "ibm,iic-405ep", "ibm,iic";
reg = <0xef600500 0x00000011>;
interrupt-parent = <&UIC0>;
interrupts = <0x2 0x4>;
rtc@68 {
/* Actually a DS1339 */
compatible = "dallas,ds1307";
reg = <0x68>;
};
temp@4a {
/* Not present on all boards */
compatible = "national,lm75";
reg = <0x4a>;
};
};
GPIO: gpio@ef600700 {
#gpio-cells = <2>;
compatible = "ibm,ppc4xx-gpio";
reg = <0xef600700 0x00000020>;
gpio-controller;
};
gpio-leds {
compatible = "gpio-leds";
status {
label = "Status";
gpios = <&GPIO 1 0>;
};
radiorx {
label = "Rx";
gpios = <&GPIO 0xe 0>;
};
};
EMAC0: ethernet@ef600800 {
linux,network-index = <0x0>;
device_type = "network";
compatible = "ibm,emac-405ep", "ibm,emac";
interrupt-parent = <&UIC0>;
interrupts = <
0xf 0x4 /* Ethernet */
0x9 0x4 /* Ethernet Wake Up */>;
local-mac-address = [000000000000]; /* Filled in by zImage */
reg = <0xef600800 0x00000070>;
mal-device = <&MAL>;
mal-tx-channel = <0>;
mal-rx-channel = <0>;
cell-index = <0>;
max-frame-size = <0x5dc>;
rx-fifo-size = <0x1000>;
tx-fifo-size = <0x800>;
phy-mode = "mii";
phy-map = <0x00000000>;
};
EMAC1: ethernet@ef600900 {
linux,network-index = <0x1>;
device_type = "network";
compatible = "ibm,emac-405ep", "ibm,emac";
interrupt-parent = <&UIC0>;
interrupts = <
0x11 0x4 /* Ethernet */
0x9 0x4 /* Ethernet Wake Up */>;
local-mac-address = [000000000000]; /* Filled in by zImage */
reg = <0xef600900 0x00000070>;
mal-device = <&MAL>;
mal-tx-channel = <2>;
mal-rx-channel = <1>;
cell-index = <1>;
max-frame-size = <0x5dc>;
rx-fifo-size = <0x1000>;
tx-fifo-size = <0x800>;
mdio-device = <&EMAC0>;
phy-mode = "mii";
phy-map = <0x0000001>;
};
};
EBC0: ebc {
compatible = "ibm,ebc-405ep", "ibm,ebc";
dcr-reg = <0x012 0x002>;
#address-cells = <2>;
#size-cells = <1>;
/* The ranges property is supplied by the bootwrapper
* and is based on the firmware's configuration of the
* EBC bridge
*/
clock-frequency = <0>; /* Filled in by zImage */
nor_flash@0 {
compatible = "cfi-flash";
bank-width = <2>;
reg = <0x0 0xff800000 0x00800000>;
#address-cells = <1>;
#size-cells = <1>;
/* This mapping is for the 8M flash
4M flash has all ofssets -= 4M,
and FeatFS partition is not present */
partition@0 {
label = "Bootloader";
reg = <0x7c0000 0x40000>;
/* read-only; */
};
partition@1 {
label = "Env_and_Config_Primary";
reg = <0x400000 0x10000>;
};
partition@2 {
label = "Kernel";
reg = <0x420000 0x100000>;
};
partition@3 {
label = "Filesystem";
reg = <0x520000 0x2a0000>;
};
partition@4 {
label = "Env_and_Config_Secondary";
reg = <0x410000 0x10000>;
};
partition@5 {
label = "FeatFS";
reg = <0x000000 0x400000>;
};
partition@6 {
label = "Bootloader_Env";
reg = <0x7d0000 0x10000>;
};
};
};
PCI0: pci@ec000000 {
device_type = "pci";
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
compatible = "ibm,plb405ep-pci", "ibm,plb-pci";
primary;
reg = <0xeec00000 0x00000008 /* Config space access */
0xeed80000 0x00000004 /* IACK */
0xeed80000 0x00000004 /* Special cycle */
0xef480000 0x00000040>; /* Internal registers */
/* Outbound ranges, one memory and one IO,
* later cannot be changed. Chip supports a second
* IO range but we don't use it for now
*/
ranges = <0x02000000 0x00000000 0x80000000 0x80000000 0x00000000 0x20000000
0x01000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x80000000>;
interrupt-parent = <&UIC0>;
interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
interrupt-map = <
/* IDSEL 3 -- slot1 (optional) 27/29 A/B IRQ2/4 */
0x1800 0x0 0x0 0x1 &UIC0 0x1b 0x8
0x1800 0x0 0x0 0x2 &UIC0 0x1d 0x8
/* IDSEL 4 -- slot0, 26/28 A/B IRQ1/3 */
0x2000 0x0 0x0 0x1 &UIC0 0x1a 0x8
0x2000 0x0 0x0 0x2 &UIC0 0x1c 0x8
>;
};
};
chosen {
linux,stdout-path = &UART0;
};
};
