|
@@ -0,0 +1,183 @@
|
|
|
+/*
|
|
|
+ * Device Tree Source for IBM Walnut
|
|
|
+ *
|
|
|
+ * Copyright 2007 IBM Corp.
|
|
|
+ * Josh Boyer <jwboyer@linux.vnet.ibm.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.
|
|
|
+ */
|
|
|
+
|
|
|
+/ {
|
|
|
+ #address-cells = <1>;
|
|
|
+ #size-cells = <1>;
|
|
|
+ model = "ibm,walnut";
|
|
|
+ compatible = "ibm,walnut";
|
|
|
+ dcr-parent = <&/cpus/PowerPC,405GP@0>;
|
|
|
+
|
|
|
+ cpus {
|
|
|
+ #address-cells = <1>;
|
|
|
+ #size-cells = <0>;
|
|
|
+
|
|
|
+ PowerPC,405GP@0 {
|
|
|
+ device_type = "cpu";
|
|
|
+ reg = <0>;
|
|
|
+ clock-frequency = <bebc200>; /* Filled in by zImage */
|
|
|
+ timebase-frequency = <0>; /* Filled in by zImage */
|
|
|
+ i-cache-line-size = <20>;
|
|
|
+ d-cache-line-size = <20>;
|
|
|
+ i-cache-size = <4000>;
|
|
|
+ d-cache-size = <4000>;
|
|
|
+ dcr-controller;
|
|
|
+ dcr-access-method = "native";
|
|
|
+ };
|
|
|
+ };
|
|
|
+
|
|
|
+ memory {
|
|
|
+ device_type = "memory";
|
|
|
+ reg = <0 0>; /* Filled in by zImage */
|
|
|
+ };
|
|
|
+
|
|
|
+ UIC0: interrupt-controller {
|
|
|
+ compatible = "ibm,uic";
|
|
|
+ interrupt-controller;
|
|
|
+ cell-index = <0>;
|
|
|
+ dcr-reg = <0c0 9>;
|
|
|
+ #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-405gp";
|
|
|
+ dcr-reg = <010 2>;
|
|
|
+ };
|
|
|
+
|
|
|
+ MAL: mcmal {
|
|
|
+ compatible = "ibm,mcmal-405gp", "ibm,mcmal";
|
|
|
+ dcr-reg = <180 62>;
|
|
|
+ num-tx-chans = <2>;
|
|
|
+ num-rx-chans = <1>;
|
|
|
+ interrupt-parent = <&UIC0>;
|
|
|
+ interrupts = <a 4 b 4 c 4 d 4 e 4>;
|
|
|
+ };
|
|
|
+
|
|
|
+ POB0: opb {
|
|
|
+ compatible = "ibm,opb-405gp", "ibm,opb";
|
|
|
+ #address-cells = <1>;
|
|
|
+ #size-cells = <1>;
|
|
|
+ ranges = <ef600000 ef600000 a00000>;
|
|
|
+ dcr-reg = <0a0 5>;
|
|
|
+ clock-frequency = <0>; /* Filled in by zImage */
|
|
|
+
|
|
|
+ UART0: serial@ef600300 {
|
|
|
+ device_type = "serial";
|
|
|
+ compatible = "ns16550";
|
|
|
+ reg = <ef600300 8>;
|
|
|
+ virtual-reg = <ef600300>;
|
|
|
+ clock-frequency = <0>; /* Filled in by zImage */
|
|
|
+ current-speed = <2580>;
|
|
|
+ interrupt-parent = <&UIC0>;
|
|
|
+ interrupts = <0 4>;
|
|
|
+ };
|
|
|
+
|
|
|
+ UART1: serial@ef600400 {
|
|
|
+ device_type = "serial";
|
|
|
+ compatible = "ns16550";
|
|
|
+ reg = <ef600400 8>;
|
|
|
+ virtual-reg = <ef600400>;
|
|
|
+ clock-frequency = <0>; /* Filled in by zImage */
|
|
|
+ current-speed = <2580>;
|
|
|
+ interrupt-parent = <&UIC0>;
|
|
|
+ interrupts = <1 4>;
|
|
|
+ };
|
|
|
+
|
|
|
+ IIC: i2c@ef600500 {
|
|
|
+ compatible = "ibm,iic-405gp", "ibm,iic";
|
|
|
+ reg = <ef600500 11>;
|
|
|
+ interrupt-parent = <&UIC0>;
|
|
|
+ interrupts = <2 4>;
|
|
|
+ };
|
|
|
+
|
|
|
+ GPIO: gpio@ef600700 {
|
|
|
+ compatible = "ibm,gpio-405gp";
|
|
|
+ reg = <ef600700 20>;
|
|
|
+ };
|
|
|
+
|
|
|
+ EMAC: ethernet@ef600800 {
|
|
|
+ linux,network-index = <0>;
|
|
|
+ device_type = "network";
|
|
|
+ compatible = "ibm,emac-405gp", "ibm,emac";
|
|
|
+ interrupt-parent = <&UIC0>;
|
|
|
+ interrupts = <9 4 f 4>;
|
|
|
+ reg = <ef600800 70>;
|
|
|
+ mal-device = <&MAL>;
|
|
|
+ mal-tx-channel = <0 1>;
|
|
|
+ mal-rx-channel = <0>;
|
|
|
+ cell-index = <0>;
|
|
|
+ max-frame-size = <5dc>;
|
|
|
+ rx-fifo-size = <1000>;
|
|
|
+ tx-fifo-size = <800>;
|
|
|
+ phy-mode = "rmii";
|
|
|
+ phy-map = <00000001>;
|
|
|
+ };
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ EBC0: ebc {
|
|
|
+ compatible = "ibm,ebc-405gp", "ibm,ebc";
|
|
|
+ dcr-reg = <012 2>;
|
|
|
+ #address-cells = <2>;
|
|
|
+ #size-cells = <1>;
|
|
|
+ clock-frequency = <0>; /* Filled in by zImage */
|
|
|
+
|
|
|
+ sram@0,0 {
|
|
|
+ reg = <0 0 80000>;
|
|
|
+ };
|
|
|
+
|
|
|
+ flash@0,80000 {
|
|
|
+ device_type = "rom";
|
|
|
+ compatible = "direct-mapped";
|
|
|
+ probe-type = "JEDEC";
|
|
|
+ bank-width = <1>;
|
|
|
+ partitions = <0 80000>;
|
|
|
+ partition-names = "OpenBIOS";
|
|
|
+ reg = <0 80000 80000>;
|
|
|
+ };
|
|
|
+
|
|
|
+ ds1743@1,0 {
|
|
|
+ /* NVRAM and RTC */
|
|
|
+ compatible = "ds1743";
|
|
|
+ reg = <1 0 2000>;
|
|
|
+ };
|
|
|
+
|
|
|
+ keyboard@2,0 {
|
|
|
+ compatible = "intel,82C42PC";
|
|
|
+ reg = <2 0 2>;
|
|
|
+ };
|
|
|
+
|
|
|
+ ir@3,0 {
|
|
|
+ compatible = "ti,TIR2000PAG";
|
|
|
+ reg = <3 0 10>;
|
|
|
+ };
|
|
|
+
|
|
|
+ fpga@7,0 {
|
|
|
+ compatible = "Walnut-FPGA";
|
|
|
+ reg = <7 0 10>;
|
|
|
+ virtual-reg = <f0300005>;
|
|
|
+ };
|
|
|
+ };
|
|
|
+ };
|
|
|
+
|
|
|
+ chosen {
|
|
|
+ linux,stdout-path = "/plb/opb/serial@ef600300";
|
|
|
+ };
|
|
|
+};
|