powerpc/8xx: Add support for the MPC8xx based boards from TQC

Supported SMC1 (serial console), SCC1 Ethernet (10Mbps HD).
FEC Ethernet, 8MB NOR CFI Flash.

Tested on STK8xx with TQM860L (with FEC) and with TQM855M (without FEC).

Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

arch/powerpc/boot/dts/tqm8xx.dts

@@ -0,0 +1,172 @@
+/*
+ * TQM8XX Device Tree Source
+ *
+ * Heiko Schocher <hs@denx.de>
+ * 2010 DENX Software Engineering GmbH
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+/dts-v1/;
+
+/ {
+	model = "TQM8xx";
+	compatible = "tqc,tqm8xx";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	aliases {
+		ethernet0 = &eth0;
+		ethernet1 = &eth1;
+		mdio1 = &phy1;
+		serial0 = &smc1;
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		PowerPC,860@0 {
+			device_type = "cpu";
+			reg = <0x0>;
+			d-cache-line-size = <16>;	// 16 bytes
+			i-cache-line-size = <16>;	// 16 bytes
+			d-cache-size = <0x1000>;		// L1, 4K
+			i-cache-size = <0x1000>;		// L1, 4K
+			timebase-frequency = <0>;
+			bus-frequency = <0>;
+			clock-frequency = <0>;
+			interrupts = <15 2>;	// decrementer interrupt
+			interrupt-parent = <&PIC>;
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x2000000>;
+	};
+
+	localbus@fff00100 {
+		compatible = "fsl,mpc860-localbus", "fsl,pq1-localbus";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		reg = <0xfff00100 0x40>;
+
+		ranges = <
+			0x0 0x0 0x40000000 0x800000
+		>;
+
+		flash@0,0 {
+			compatible = "cfi-flash";
+			reg = <0 0 0x800000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			bank-width = <4>;
+			device-width = <2>;
+		};
+	};
+
+	soc@fff00000 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		device_type = "soc";
+		ranges = <0x0 0xfff00000 0x00004000>;
+
+		phy1: mdio@e00 {
+			compatible = "fsl,mpc866-fec-mdio", "fsl,pq1-fec-mdio";
+			reg = <0xe00 0x188>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			PHY: ethernet-phy@f {
+				reg = <0xf>;
+				device_type = "ethernet-phy";
+			};
+		};
+
+		eth1: ethernet@e00 {
+			device_type = "network";
+			compatible = "fsl,mpc866-fec-enet",
+			             "fsl,pq1-fec-enet";
+			reg = <0xe00 0x188>;
+			interrupts = <3 1>;
+			interrupt-parent = <&PIC>;
+			phy-handle = <&PHY>;
+			linux,network-index = <1>;
+		};
+
+		PIC: pic@0 {
+			interrupt-controller;
+			#interrupt-cells = <2>;
+			reg = <0x0 0x24>;
+			compatible = "fsl,mpc860-pic", "fsl,pq1-pic";
+		};
+
+		cpm@9c0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "fsl,mpc860-cpm", "fsl,cpm1";
+			ranges;
+			reg = <0x9c0 0x40>;
+			brg-frequency = <0>;
+			interrupts = <0 2>;	// cpm error interrupt
+			interrupt-parent = <&CPM_PIC>;
+
+			muram@2000 {
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0x0 0x2000 0x2000>;
+
+				data@0 {
+					compatible = "fsl,cpm-muram-data";
+					reg = <0x0 0x2000>;
+				};
+			};
+
+			brg@9f0 {
+				compatible = "fsl,mpc860-brg",
+					     "fsl,cpm1-brg",
+					     "fsl,cpm-brg";
+				reg = <0x9f0 0x10>;
+				clock-frequency = <0>;
+			};
+
+			CPM_PIC: pic@930 {
+				interrupt-controller;
+				#address-cells = <0>;
+				#interrupt-cells = <1>;
+				interrupts = <5 2 0 2>;
+				interrupt-parent = <&PIC>;
+				reg = <0x930 0x20>;
+				compatible = "fsl,mpc860-cpm-pic",
+				             "fsl,cpm1-pic";
+			};
+
+
+			smc1: serial@a80 {
+				device_type = "serial";
+				compatible = "fsl,mpc860-smc-uart",
+				             "fsl,cpm1-smc-uart";
+				reg = <0xa80 0x10 0x3e80 0x40>;
+				interrupts = <4>;
+				interrupt-parent = <&CPM_PIC>;
+				fsl,cpm-brg = <1>;
+				fsl,cpm-command = <0x90>;
+			};
+
+			eth0: ethernet@a00 {
+				device_type = "network";
+				compatible = "fsl,mpc860-scc-enet",
+				             "fsl,cpm1-scc-enet";
+				reg = <0xa00 0x18 0x3c00 0x100>;
+				interrupts = <30>;
+				interrupt-parent = <&CPM_PIC>;
+				fsl,cpm-command = <0000>;
+				linux,network-index = <0>;
+				fixed-link = <0 0 10 0 0>;
+			};
+		};
+	};
+};