1 files changed, 190 insertions, 0 deletions

diff --git a/arch/powerpc/boot/dts/walnut.dts b/arch/powerpc/boot/dts/walnut.dts
new file mode 100644
index 000000000000..ec54f4e04ad6
--- /dev/null
+++ b/arch/powerpc/boot/dts/walnut.dts
@@ -0,0 +1,190 @@
+/*
+ * 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>;
+                        /* 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 */
+
+                        sram@0,0 {
+                                reg = <0 0 80000>;
+                        };
+
+                        flash@0,80000 {
+                                compatible = "jedec-flash";
+                                bank-width = <1>;
+                                reg = <0 80000 80000>;
+                                #address-cells = <1>;
+                                #size-cells = <1>;
+                                partition@0 {
+                                        label = "OpenBIOS";
+                                        reg = <0 80000>;
+                                        read-only;
+                                };
+                        };
+
+                        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";
+        };
+};