[POWERPC] Walnut DTS

Device tree source file for the PPC405 Walnut evaluation board.

Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>

1 files changed, 183 insertions, 0 deletions

diff --git a/arch/powerpc/boot/dts/walnut.dts b/arch/powerpc/boot/dts/walnut.dts
new file mode 100644
index 00000000000..27bef06db13
--- /dev/null
+++ b/arch/powerpc/boot/dts/walnut.dts
@@ -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";
+	};
+};