297 lines
7 KiB
Plaintext
297 lines
7 KiB
Plaintext
/*
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* Device Tree Source for ESTeem 195E Hotfoot
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*
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* Copyright 2009 AbsoluteValue Systems <solomon@linux-wlan.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without
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* any warranty of any kind, whether express or implied.
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*/
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/dts-v1/;
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/ {
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#address-cells = <1>;
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#size-cells = <1>;
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model = "est,hotfoot";
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compatible = "est,hotfoot";
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dcr-parent = <&{/cpus/cpu@0}>;
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aliases {
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ethernet0 = &EMAC0;
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ethernet1 = &EMAC1;
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serial0 = &UART0;
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serial1 = &UART1;
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu@0 {
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device_type = "cpu";
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model = "PowerPC,405EP";
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reg = <0x00000000>;
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clock-frequency = <0>; /* Filled in by zImage */
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timebase-frequency = <0>; /* Filled in by zImage */
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i-cache-line-size = <0x20>;
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d-cache-line-size = <0x20>;
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i-cache-size = <0x4000>;
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d-cache-size = <0x4000>;
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dcr-controller;
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dcr-access-method = "native";
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};
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};
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memory {
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device_type = "memory";
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reg = <0x00000000 0x00000000>; /* Filled in by zImage */
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};
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UIC0: interrupt-controller {
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compatible = "ibm,uic";
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interrupt-controller;
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cell-index = <0>;
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dcr-reg = <0x0c0 0x009>;
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#address-cells = <0>;
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#size-cells = <0>;
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#interrupt-cells = <2>;
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};
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plb {
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compatible = "ibm,plb3";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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clock-frequency = <0>; /* Filled in by zImage */
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SDRAM0: memory-controller {
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compatible = "ibm,sdram-405ep";
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dcr-reg = <0x010 0x002>;
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};
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MAL: mcmal {
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compatible = "ibm,mcmal-405ep", "ibm,mcmal";
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dcr-reg = <0x180 0x062>;
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num-tx-chans = <4>;
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num-rx-chans = <2>;
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interrupt-parent = <&UIC0>;
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interrupts = <
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0xb 0x4 /* TXEOB */
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0xc 0x4 /* RXEOB */
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0xa 0x4 /* SERR */
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0xd 0x4 /* TXDE */
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0xe 0x4 /* RXDE */>;
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};
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POB0: opb {
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compatible = "ibm,opb-405ep", "ibm,opb";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0xef600000 0xef600000 0x00a00000>;
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dcr-reg = <0x0a0 0x005>;
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clock-frequency = <0>; /* Filled in by zImage */
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/* Hotfoot has UART0/UART1 swapped */
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UART0: serial@ef600400 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <0xef600400 0x00000008>;
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virtual-reg = <0xef600400>;
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clock-frequency = <0>; /* Filled in by zImage */
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current-speed = <0x9600>;
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interrupt-parent = <&UIC0>;
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interrupts = <0x1 0x4>;
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};
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UART1: serial@ef600300 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <0xef600300 0x00000008>;
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virtual-reg = <0xef600300>;
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clock-frequency = <0>; /* Filled in by zImage */
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current-speed = <0x9600>;
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interrupt-parent = <&UIC0>;
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interrupts = <0x0 0x4>;
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};
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IIC: i2c@ef600500 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "ibm,iic-405ep", "ibm,iic";
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reg = <0xef600500 0x00000011>;
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interrupt-parent = <&UIC0>;
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interrupts = <0x2 0x4>;
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rtc@68 {
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/* Actually a DS1339 */
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compatible = "dallas,ds1307";
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reg = <0x68>;
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};
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temp@4a {
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/* Not present on all boards */
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compatible = "national,lm75";
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reg = <0x4a>;
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};
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};
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GPIO: gpio@ef600700 {
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#gpio-cells = <2>;
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compatible = "ibm,ppc4xx-gpio";
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reg = <0xef600700 0x00000020>;
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gpio-controller;
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};
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gpio-leds {
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compatible = "gpio-leds";
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status {
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label = "Status";
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gpios = <&GPIO 1 0>;
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};
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radiorx {
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label = "Rx";
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gpios = <&GPIO 0xe 0>;
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};
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};
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EMAC0: ethernet@ef600800 {
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linux,network-index = <0x0>;
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device_type = "network";
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compatible = "ibm,emac-405ep", "ibm,emac";
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interrupt-parent = <&UIC0>;
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interrupts = <
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0xf 0x4 /* Ethernet */
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0x9 0x4 /* Ethernet Wake Up */>;
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local-mac-address = [000000000000]; /* Filled in by zImage */
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reg = <0xef600800 0x00000070>;
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mal-device = <&MAL>;
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mal-tx-channel = <0>;
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mal-rx-channel = <0>;
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cell-index = <0>;
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max-frame-size = <0x5dc>;
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rx-fifo-size = <0x1000>;
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tx-fifo-size = <0x800>;
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phy-mode = "mii";
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phy-map = <0x00000000>;
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};
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EMAC1: ethernet@ef600900 {
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linux,network-index = <0x1>;
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device_type = "network";
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compatible = "ibm,emac-405ep", "ibm,emac";
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interrupt-parent = <&UIC0>;
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interrupts = <
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0x11 0x4 /* Ethernet */
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0x9 0x4 /* Ethernet Wake Up */>;
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local-mac-address = [000000000000]; /* Filled in by zImage */
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reg = <0xef600900 0x00000070>;
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mal-device = <&MAL>;
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mal-tx-channel = <2>;
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mal-rx-channel = <1>;
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cell-index = <1>;
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max-frame-size = <0x5dc>;
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rx-fifo-size = <0x1000>;
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tx-fifo-size = <0x800>;
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mdio-device = <&EMAC0>;
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phy-mode = "mii";
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phy-map = <0x0000001>;
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};
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};
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EBC0: ebc {
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compatible = "ibm,ebc-405ep", "ibm,ebc";
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dcr-reg = <0x012 0x002>;
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#address-cells = <2>;
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#size-cells = <1>;
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/* The ranges property is supplied by the bootwrapper
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* and is based on the firmware's configuration of the
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* EBC bridge
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*/
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clock-frequency = <0>; /* Filled in by zImage */
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nor_flash@0 {
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compatible = "cfi-flash";
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bank-width = <2>;
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reg = <0x0 0xff800000 0x00800000>;
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#address-cells = <1>;
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#size-cells = <1>;
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/* This mapping is for the 8M flash
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4M flash has all ofssets -= 4M,
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and FeatFS partition is not present */
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partition@0 {
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label = "Bootloader";
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reg = <0x7c0000 0x40000>;
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/* read-only; */
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};
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partition@1 {
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label = "Env_and_Config_Primary";
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reg = <0x400000 0x10000>;
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};
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partition@2 {
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label = "Kernel";
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reg = <0x420000 0x100000>;
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};
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partition@3 {
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label = "Filesystem";
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reg = <0x520000 0x2a0000>;
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};
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partition@4 {
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label = "Env_and_Config_Secondary";
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reg = <0x410000 0x10000>;
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};
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partition@5 {
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label = "FeatFS";
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reg = <0x000000 0x400000>;
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};
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partition@6 {
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label = "Bootloader_Env";
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reg = <0x7d0000 0x10000>;
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};
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};
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};
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PCI0: pci@ec000000 {
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device_type = "pci";
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#interrupt-cells = <1>;
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#size-cells = <2>;
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#address-cells = <3>;
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compatible = "ibm,plb405ep-pci", "ibm,plb-pci";
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primary;
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reg = <0xeec00000 0x00000008 /* Config space access */
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0xeed80000 0x00000004 /* IACK */
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0xeed80000 0x00000004 /* Special cycle */
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0xef480000 0x00000040>; /* Internal registers */
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/* Outbound ranges, one memory and one IO,
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* later cannot be changed. Chip supports a second
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* IO range but we don't use it for now
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*/
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ranges = <0x02000000 0x00000000 0x80000000 0x80000000 0x00000000 0x20000000
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0x01000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>;
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/* Inbound 2GB range starting at 0 */
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dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x80000000>;
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interrupt-parent = <&UIC0>;
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interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
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interrupt-map = <
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/* IDSEL 3 -- slot1 (optional) 27/29 A/B IRQ2/4 */
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0x1800 0x0 0x0 0x1 &UIC0 0x1b 0x8
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0x1800 0x0 0x0 0x2 &UIC0 0x1d 0x8
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/* IDSEL 4 -- slot0, 26/28 A/B IRQ1/3 */
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0x2000 0x0 0x0 0x1 &UIC0 0x1a 0x8
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0x2000 0x0 0x0 0x2 &UIC0 0x1c 0x8
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>;
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};
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};
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chosen {
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stdout-path = &UART0;
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};
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};
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