Merge branch 'next' of master.kernel.org:/pub/scm/linux/kernel/git/jwboyer/powerpc-4xx

4 files changed, 372 insertions, 2 deletions

diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 25d9fb0433f..3463253893f 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -66,7 +66,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
 		fixed-head.S ep88xc.c ep405.c cuboot-c2k.c \
 		cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
 		cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
-		virtex405-head.S redboot-83xx.c
+		virtex405-head.S redboot-83xx.c cuboot-sam440ep.c
 src-boot := $(src-wlib) $(src-plat) empty.c
 
 src-boot := $(addprefix $(obj)/, $(src-boot))
@@ -213,6 +213,7 @@ image-$(CONFIG_WALNUT)			+= treeImage.walnut
 # Board ports in arch/powerpc/platform/44x/Kconfig
 image-$(CONFIG_EBONY)			+= treeImage.ebony cuImage.ebony
 image-$(CONFIG_BAMBOO)			+= treeImage.bamboo cuImage.bamboo
+image-$(CONFIG_SAM440EP)		+= cuImage.sam440ep
 image-$(CONFIG_SEQUOIA)			+= cuImage.sequoia
 image-$(CONFIG_RAINIER)			+= cuImage.rainier
 image-$(CONFIG_TAISHAN)			+= cuImage.taishan
diff --git a/arch/powerpc/boot/cuboot-sam440ep.c b/arch/powerpc/boot/cuboot-sam440ep.c
new file mode 100644
index 00000000000..ec10a47460d
--- /dev/null
+++ b/arch/powerpc/boot/cuboot-sam440ep.c
@@ -0,0 +1,49 @@
+/*
+ * Old U-boot compatibility for Sam440ep based off bamboo.c code
+ * original copyrights below
+ *
+ * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * Copyright 2007 IBM Corporation
+ *
+ * Based on cuboot-ebony.c
+ *
+ * Modified from cuboot-bamboo.c for sam440ep:
+ * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include "ops.h"
+#include "stdio.h"
+#include "44x.h"
+#include "4xx.h"
+#include "cuboot.h"
+
+#define TARGET_4xx
+#define TARGET_44x
+#include "ppcboot.h"
+
+static bd_t bd;
+
+static void sam440ep_fixups(void)
+{
+       unsigned long sysclk = 66666666;
+
+       ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
+       ibm4xx_sdram_fixup_memsize();
+       ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
+       dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
+}
+
+void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
+		unsigned long r6, unsigned long r7)
+{
+	CUBOOT_INIT();
+	platform_ops.fixups = sam440ep_fixups;
+	platform_ops.exit = ibm44x_dbcr_reset;
+	fdt_init(_dtb_start);
+	serial_console_init();
+}
diff --git a/arch/powerpc/boot/dts/sam440ep.dts b/arch/powerpc/boot/dts/sam440ep.dts
new file mode 100644
index 00000000000..f0663be1042
--- /dev/null
+++ b/arch/powerpc/boot/dts/sam440ep.dts
@@ -0,0 +1,293 @@
+/*
+ * Device Tree Source for ACube Sam440ep  based off bamboo.dts code 
+ * original copyrights below 
+ *
+ * Copyright (c) 2006, 2007 IBM Corp.
+ * Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * Modified from bamboo.dts for sam440ep:
+ * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.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.
+ */
+
+/dts-v1/;
+
+/ {
+	#address-cells = <2>;
+	#size-cells = <1>;
+	model = "acube,sam440ep";
+	compatible = "acube,sam440ep";
+
+	aliases {
+		ethernet0 = &EMAC0;
+		ethernet1 = &EMAC1;
+		serial0 = &UART0;
+		serial1 = &UART1;
+		serial2 = &UART2;
+		serial3 = &UART3;
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			device_type = "cpu";
+			model = "PowerPC,440EP";
+			reg = <0>;
+			clock-frequency = <0>; /* Filled in by zImage */
+			timebase-frequency = <0>; /* Filled in by zImage */
+			i-cache-line-size = <32>;
+			d-cache-line-size = <32>;
+			i-cache-size = <32768>;
+			d-cache-size = <32768>;
+			dcr-controller;
+			dcr-access-method = "native";
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0 0>; /* Filled in by zImage */
+	};
+
+	UIC0: interrupt-controller0 {
+		compatible = "ibm,uic-440ep","ibm,uic";
+		interrupt-controller;
+		cell-index = <0>;
+		dcr-reg = <0x0c0 9>;
+		#address-cells = <0>;
+		#size-cells = <0>;
+		#interrupt-cells = <2>;
+	};
+
+	UIC1: interrupt-controller1 {
+		compatible = "ibm,uic-440ep","ibm,uic";
+		interrupt-controller;
+		cell-index = <1>;
+		dcr-reg = <0x0d0 9>;
+		#address-cells = <0>;
+		#size-cells = <0>;
+		#interrupt-cells = <2>;
+		interrupts = <0x1e 4 0x1f 4>; /* cascade */
+		interrupt-parent = <&UIC0>;
+	};
+
+	SDR0: sdr {
+		compatible = "ibm,sdr-440ep";
+		dcr-reg = <0x00e 2>;
+	};
+
+	CPR0: cpr {
+		compatible = "ibm,cpr-440ep";
+		dcr-reg = <0x00c 2>;
+	};
+
+	plb {
+		compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		ranges;
+		clock-frequency = <0>; /* Filled in by zImage */
+
+		SDRAM0: sdram {
+			compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
+			dcr-reg = <0x010 2>;
+		};
+
+		DMA0: dma {
+			compatible = "ibm,dma-440ep", "ibm,dma-440gp";
+			dcr-reg = <0x100 0x027>;
+		};
+
+		MAL0: mcmal {
+			compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal";
+			dcr-reg = <0x180 0x062>;
+			num-tx-chans = <4>;
+			num-rx-chans = <2>;
+			interrupt-parent = <&MAL0>;
+			interrupts = <0 1 2 3 4>;
+			#interrupt-cells = <1>;
+			#address-cells = <0>;
+			#size-cells = <0>;
+			interrupt-map = </*TXEOB*/ 0 &UIC0 10 4
+					/*RXEOB*/ 1 &UIC0 11 4
+					/*SERR*/  2 &UIC1 0 4
+					/*TXDE*/  3 &UIC1 1 4
+					/*RXDE*/  4 &UIC1 2 4>;
+		};
+
+		POB0: opb {
+		  	compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			/* Bamboo is oddball in the 44x world and doesn't use the ERPN
+			 * bits.
+			 */
+		  	ranges = <0x00000000 0 0x00000000 0x80000000
+			          0x80000000 0 0x80000000 0x80000000>;
+		  	interrupt-parent = <&UIC1>;
+		  	interrupts = <7 4>;
+		  	clock-frequency = <0>; /* Filled in by zImage */
+
+			EBC0: ebc {
+				compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
+				dcr-reg = <0x012 2>;
+				#address-cells = <2>;
+				#size-cells = <1>;
+				clock-frequency = <0>; /* Filled in by zImage */
+				interrupts = <5 1>;
+				interrupt-parent = <&UIC1>;
+			};
+
+			UART0: serial@ef600300 {
+		   		device_type = "serial";
+		   		compatible = "ns16550";
+		   		reg = <0xef600300 8>;
+		   		virtual-reg = <0xef600300>;
+		   		clock-frequency = <0>; /* Filled in by zImage */
+		   		current-speed = <0x1c200>;
+		   		interrupt-parent = <&UIC0>;
+		   		interrupts = <0 4>;
+	   		};
+
+			UART1: serial@ef600400 {
+		   		device_type = "serial";
+		   		compatible = "ns16550";
+		   		reg = <0xef600400 8>;
+		   		virtual-reg = <0xef600400>;
+		   		clock-frequency = <0>;
+		   		current-speed = <0>;
+		   		interrupt-parent = <&UIC0>;
+		   		interrupts = <1 4>;
+	   		};
+
+			UART2: serial@ef600500 {
+		   		device_type = "serial";
+		   		compatible = "ns16550";
+		   		reg = <0xef600500 8>;
+		   		virtual-reg = <0xef600500>;
+		   		clock-frequency = <0>;
+		   		current-speed = <0>;
+		   		interrupt-parent = <&UIC0>;
+		   		interrupts = <3 4>;
+	   		};
+
+			UART3: serial@ef600600 {
+		   		device_type = "serial";
+		   		compatible = "ns16550";
+		   		reg = <0xef600600 8>;
+		   		virtual-reg = <0xef600600>;
+		   		clock-frequency = <0>;
+		   		current-speed = <0>;
+		   		interrupt-parent = <&UIC0>;
+		   		interrupts = <4 4>;
+	   		};
+
+			IIC0: i2c@ef600700 {
+                                #address-cells = <1>;
+                                #size-cells = <0>;
+				compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
+				index = <0>;
+				reg = <0xef600700 0x14>;
+				interrupt-parent = <&UIC0>;
+				interrupts = <2 4>;
+				rtc@68 {
+					compatible = "stm,m41t80";
+					reg = <0x68>;
+				};
+			};
+
+			IIC1: i2c@ef600800 {
+				compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
+				index = <5>;
+				reg = <0xef600800 0x14>;
+				interrupt-parent = <&UIC0>;
+				interrupts = <7 4>;
+			};
+
+			ZMII0: emac-zmii@ef600d00 {
+				compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
+				reg = <0xef600d00 0xc>;
+			};
+
+			EMAC0: ethernet@ef600e00 {
+				linux,network-index = <0>;
+				device_type = "network";
+				compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
+				interrupt-parent = <&UIC1>;
+				interrupts = <0x1c 4 0x1d 4>;
+				reg = <0xef600e00 0x70>;
+				local-mac-address = [000000000000];
+				mal-device = <&MAL0>;
+				mal-tx-channel = <0 1>;
+				mal-rx-channel = <0>;
+				cell-index = <0>;
+				max-frame-size = <0x5dc>;
+				rx-fifo-size = <0x1000>;
+				tx-fifo-size = <0x800>;
+				phy-mode = "rmii";
+				phy-map = <00000000>;
+				zmii-device = <&ZMII0>;
+				zmii-channel = <0>;
+			};
+
+			EMAC1: ethernet@ef600f00 {
+				linux,network-index = <1>;
+				device_type = "network";
+				compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
+				interrupt-parent = <&UIC1>;
+				interrupts = <0x1e 4 0x1f 4>;
+				reg = <0xef600f00 0x70>;
+				local-mac-address = [000000000000];
+				mal-device = <&MAL0>;
+				mal-tx-channel = <2 3>;
+				mal-rx-channel = <1>;
+				cell-index = <1>;
+				max-frame-size = <0x5dc>;
+				rx-fifo-size = <0x1000>;
+				tx-fifo-size = <0x800>;
+				phy-mode = "rmii";
+				phy-map = <00000000>;
+				zmii-device = <&ZMII0>;
+				zmii-channel = <1>;
+			};
+			usb@ef601000 {
+				compatible = "ohci-be";
+				reg = <0xef601000 0x80>;
+				interrupts = <8 4 9 4>;
+				interrupt-parent = <&UIC1>;
+			};	
+		};
+
+		PCI0: pci@ec000000 {
+			device_type = "pci";
+			#interrupt-cells = <1>;
+			#size-cells = <2>;
+			#address-cells = <3>;
+			compatible = "ibm,plb440ep-pci", "ibm,plb-pci";
+			primary;
+			reg = <0 0xeec00000 8	   /* Config space access */
+			       0 0xeed00000 4	   /* IACK */
+			       0 0xeed00000 4	   /* Special cycle */
+			       0 0xef400000 0x40>; /* Internal registers */
+
+			/* Outbound ranges, one memory and one IO,
+			 * later cannot be changed. Chip supports a second
+			 * IO range but we don't use it for now
+			 */
+			ranges = <0x02000000 0 0xa0000000 0 0xa0000000 0 0x20000000
+				  0x01000000 0 0x00000000 0 0xe8000000 0 0x00010000>;
+
+			/* Inbound 2GB range starting at 0 */
+			dma-ranges = <0x42000000 0 0 0 0 0 0x80000000>;
+		};
+	};
+
+	chosen {
+		linux,stdout-path = "/plb/opb/serial@ef600300";
+	};
+};
diff --git a/arch/powerpc/boot/dts/taishan.dts b/arch/powerpc/boot/dts/taishan.dts
index dcb749884b6..d4867ded869 100644
--- a/arch/powerpc/boot/dts/taishan.dts
+++ b/arch/powerpc/boot/dts/taishan.dts
@@ -186,7 +186,34 @@
 				interrupts = <0x5 0x4>;
 				interrupt-parent = <&UIC1>;
 
-				/* TODO: Add other EBC devices */
+				nor_flash@0,0 {
+					compatible = "cfi-flash";
+					bank-width = <4>;
+					device-width = <2>;
+					reg = <0x0 0x0 0x4000000>;
+					#address-cells = <1>;
+					#size-cells = <1>;
+					partition@0 {
+						label = "kernel";
+						reg = <0x0 0x180000>;
+					};
+					partition@180000 {
+						label = "root";
+						reg = <0x180000 0x200000>;
+					};
+					partition@380000 {
+						label = "user";
+						reg = <0x380000 0x3bc0000>;
+					};
+					partition@3f40000 {
+						label = "env";
+						reg = <0x3f40000 0x80000>;
+					};
+					partition@3fc0000 {
+						label = "u-boot";
+						reg = <0x3fc0000 0x40000>;
+					};
+				};
 			};