Merge branch 'master' into 85xx

44 files changed, 739 insertions, 648 deletions

diff --git a/arch/powerpc/platforms/52xx/Makefile b/arch/powerpc/platforms/52xx/Makefile
index 795b713ec9e..07cdbcacf15 100644
--- a/arch/powerpc/platforms/52xx/Makefile
+++ b/arch/powerpc/platforms/52xx/Makefile
@@ -6,5 +6,5 @@ obj-y				+= mpc52xx_pic.o mpc52xx_common.o
 obj-$(CONFIG_PCI)		+= mpc52xx_pci.o
 endif
 
-obj-$(CONFIG_PPC_EFIKA)		+= efika-setup.o efika-pci.o
+obj-$(CONFIG_PPC_EFIKA)		+= efika.o
 obj-$(CONFIG_PPC_LITE5200)	+= lite5200.o
diff --git a/arch/powerpc/platforms/52xx/efika-pci.c b/arch/powerpc/platforms/52xx/efika-pci.c
deleted file mode 100644
index 62e05b2a922..00000000000
--- a/arch/powerpc/platforms/52xx/efika-pci.c
+++ /dev/null
@@ -1,119 +0,0 @@
-
-#include <linux/kernel.h>
-#include <linux/pci.h>
-#include <linux/string.h>
-#include <linux/init.h>
-
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/prom.h>
-#include <asm/machdep.h>
-#include <asm/sections.h>
-#include <asm/pci-bridge.h>
-#include <asm/rtas.h>
-
-#include "efika.h"
-
-#ifdef CONFIG_PCI
-/*
- * Access functions for PCI config space using RTAS calls.
- */
-static int rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
-			    int len, u32 * val)
-{
-	struct pci_controller *hose = bus->sysdata;
-	unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
-	    | (((bus->number - hose->first_busno) & 0xff) << 16)
-	    | (hose->index << 24);
-	int ret = -1;
-	int rval;
-
-	rval = rtas_call(rtas_token("read-pci-config"), 2, 2, &ret, addr, len);
-	*val = ret;
-	return rval ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
-}
-
-static int rtas_write_config(struct pci_bus *bus, unsigned int devfn,
-			     int offset, int len, u32 val)
-{
-	struct pci_controller *hose = bus->sysdata;
-	unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
-	    | (((bus->number - hose->first_busno) & 0xff) << 16)
-	    | (hose->index << 24);
-	int rval;
-
-	rval = rtas_call(rtas_token("write-pci-config"), 3, 1, NULL,
-			 addr, len, val);
-	return rval ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
-}
-
-static struct pci_ops rtas_pci_ops = {
-	rtas_read_config,
-	rtas_write_config
-};
-
-void __init efika_pcisetup(void)
-{
-	const int *bus_range;
-	int len;
-	struct pci_controller *hose;
-	struct device_node *root;
-	struct device_node *pcictrl;
-
-	root = of_find_node_by_path("/");
-	if (root == NULL) {
-		printk(KERN_WARNING EFIKA_PLATFORM_NAME
-		       ": Unable to find the root node\n");
-		return;
-	}
-
-	for (pcictrl = NULL;;) {
-		pcictrl = of_get_next_child(root, pcictrl);
-		if ((pcictrl == NULL) || (strcmp(pcictrl->name, "pci") == 0))
-			break;
-	}
-
-	of_node_put(root);
-
-	if (pcictrl == NULL) {
-		printk(KERN_WARNING EFIKA_PLATFORM_NAME
-		       ": Unable to find the PCI bridge node\n");
-		return;
-	}
-
-	bus_range = get_property(pcictrl, "bus-range", &len);
-	if (bus_range == NULL || len < 2 * sizeof(int)) {
-		printk(KERN_WARNING EFIKA_PLATFORM_NAME
-		       ": Can't get bus-range for %s\n", pcictrl->full_name);
-		return;
-	}
-
-	if (bus_range[1] == bus_range[0])
-		printk(KERN_INFO EFIKA_PLATFORM_NAME ": PCI bus %d",
-		       bus_range[0]);
-	else
-		printk(KERN_INFO EFIKA_PLATFORM_NAME ": PCI buses %d..%d",
-		       bus_range[0], bus_range[1]);
-	printk(" controlled by %s\n", pcictrl->full_name);
-	printk("\n");
-
-	hose = pcibios_alloc_controller();
-	if (!hose) {
-		printk(KERN_WARNING EFIKA_PLATFORM_NAME
-		       ": Can't allocate PCI controller structure for %s\n",
-		       pcictrl->full_name);
-		return;
-	}
-
-	hose->arch_data = of_node_get(pcictrl);
-	hose->first_busno = bus_range[0];
-	hose->last_busno = bus_range[1];
-	hose->ops = &rtas_pci_ops;
-
-	pci_process_bridge_OF_ranges(hose, pcictrl, 0);
-}
-
-#else
-void __init efika_pcisetup(void)
-{}
-#endif
diff --git a/arch/powerpc/platforms/52xx/efika-setup.c b/arch/powerpc/platforms/52xx/efika-setup.c
deleted file mode 100644
index 110c980ed1e..00000000000
--- a/arch/powerpc/platforms/52xx/efika-setup.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/*
- *
- * Efika 5K2 platform setup
- * Some code really inspired from the lite5200b platform.
- * 
- * Copyright (C) 2006 bplan GmbH
- *
- * 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.
- *
- */
-
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/reboot.h>
-#include <linux/init.h>
-#include <linux/utsrelease.h>
-#include <linux/seq_file.h>
-#include <linux/root_dev.h>
-#include <linux/initrd.h>
-#include <linux/timer.h>
-#include <linux/pci.h>
-
-#include <asm/pgtable.h>
-#include <asm/prom.h>
-#include <asm/time.h>
-#include <asm/machdep.h>
-#include <asm/rtas.h>
-#include <asm/of_device.h>
-#include <asm/of_platform.h>
-#include <asm/mpc52xx.h>
-
-#include "efika.h"
-
-static void efika_show_cpuinfo(struct seq_file *m)
-{
-	struct device_node *root;
-	const char *revision = NULL;
-	const char *codegendescription = NULL;
-	const char *codegenvendor = NULL;
-
-	root = of_find_node_by_path("/");
-	if (root) {
-		revision = get_property(root, "revision", NULL);
-		codegendescription =
-		    get_property(root, "CODEGEN,description", NULL);
-		codegenvendor = get_property(root, "CODEGEN,vendor", NULL);
-
-		of_node_put(root);
-	}
-
-	if (codegendescription)
-		seq_printf(m, "machine\t\t: %s\n", codegendescription);
-	else
-		seq_printf(m, "machine\t\t: Efika\n");
-
-	if (revision)
-		seq_printf(m, "revision\t: %s\n", revision);
-
-	if (codegenvendor)
-		seq_printf(m, "vendor\t\t: %s\n", codegenvendor);
-
-	of_node_put(root);
-}
-
-static void __init efika_setup_arch(void)
-{
-	rtas_initialize();
-
-#ifdef CONFIG_BLK_DEV_INITRD
-	initrd_below_start_ok = 1;
-
-	if (initrd_start)
-		ROOT_DEV = Root_RAM0;
-	else
-#endif
-		ROOT_DEV = Root_SDA2;	/* sda2 (sda1 is for the kernel) */
-
-	efika_pcisetup();
-
-	if (ppc_md.progress)
-		ppc_md.progress("Linux/PPC " UTS_RELEASE " runnung on Efika ;-)\n", 0x0);
-}
-
-static void __init efika_init(void)
-{
-	struct device_node *np;
-	struct device_node *cnp = NULL;
-	const u32 *base;
-
-	/* Find every child of the SOC node and add it to of_platform */
-	np = of_find_node_by_name(NULL, "builtin");
-	if (np) {
-		char name[BUS_ID_SIZE];
-		while ((cnp = of_get_next_child(np, cnp))) {
-			strcpy(name, cnp->name);
-
-			base = get_property(cnp, "reg", NULL);
-			if (base == NULL)
-				continue;
-
-			snprintf(name+strlen(name), BUS_ID_SIZE, "@%x", *base);
-			of_platform_device_create(cnp, name, NULL);
-
-			printk(KERN_INFO EFIKA_PLATFORM_NAME" : Added %s (type '%s' at '%s') to the known devices\n", name, cnp->type, cnp->full_name);
-		}
-	}
-
-	if (ppc_md.progress)
-		ppc_md.progress("  Have fun with your Efika!    ", 0x7777);
-}
-
-static int __init efika_probe(void)
-{
-	char *model = of_get_flat_dt_prop(of_get_flat_dt_root(),
-					  "model", NULL);
-
-	if (model == NULL)
-		return 0;
-	if (strcmp(model, "EFIKA5K2"))
-		return 0;
-
-	ISA_DMA_THRESHOLD = ~0L;
-	DMA_MODE_READ = 0x44;
-	DMA_MODE_WRITE = 0x48;
-
-	return 1;
-}
-
-define_machine(efika)
-{
-	.name = EFIKA_PLATFORM_NAME,
-	.probe = efika_probe,
-	.setup_arch = efika_setup_arch,
-	.init = efika_init,
-	.show_cpuinfo = efika_show_cpuinfo,
-	.init_IRQ = mpc52xx_init_irq,
-	.get_irq = mpc52xx_get_irq,
-	.restart = rtas_restart,
-	.power_off = rtas_power_off,
-	.halt = rtas_halt,
-	.set_rtc_time = rtas_set_rtc_time,
-	.get_rtc_time = rtas_get_rtc_time,
-	.progress = rtas_progress,
-	.get_boot_time = rtas_get_boot_time,
-	.calibrate_decr = generic_calibrate_decr,
-	.phys_mem_access_prot = pci_phys_mem_access_prot,
-};
diff --git a/arch/powerpc/platforms/52xx/efika.c b/arch/powerpc/platforms/52xx/efika.c
new file mode 100644
index 00000000000..8de03411668
--- /dev/null
+++ b/arch/powerpc/platforms/52xx/efika.c
@@ -0,0 +1,243 @@
+/*
+ * Efika 5K2 platform code
+ * Some code really inspired from the lite5200b platform.
+ *
+ * Copyright (C) 2006 bplan GmbH
+ *
+ * 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.
+ */
+
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/reboot.h>
+#include <linux/init.h>
+#include <linux/utsrelease.h>
+#include <linux/seq_file.h>
+#include <linux/string.h>
+#include <linux/root_dev.h>
+#include <linux/initrd.h>
+#include <linux/timer.h>
+#include <linux/pci.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/sections.h>
+#include <asm/pci-bridge.h>
+#include <asm/pgtable.h>
+#include <asm/prom.h>
+#include <asm/time.h>
+#include <asm/machdep.h>
+#include <asm/rtas.h>
+#include <asm/of_device.h>
+#include <asm/of_platform.h>
+#include <asm/mpc52xx.h>
+
+
+#define EFIKA_PLATFORM_NAME "Efika"
+
+
+/* ------------------------------------------------------------------------ */
+/* PCI accesses thru RTAS                                                   */
+/* ------------------------------------------------------------------------ */
+
+#ifdef CONFIG_PCI
+
+/*
+ * Access functions for PCI config space using RTAS calls.
+ */
+static int rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
+			    int len, u32 * val)
+{
+	struct pci_controller *hose = bus->sysdata;
+	unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
+	    | (((bus->number - hose->first_busno) & 0xff) << 16)
+	    | (hose->index << 24);
+	int ret = -1;
+	int rval;
+
+	rval = rtas_call(rtas_token("read-pci-config"), 2, 2, &ret, addr, len);
+	*val = ret;
+	return rval ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+}
+
+static int rtas_write_config(struct pci_bus *bus, unsigned int devfn,
+			     int offset, int len, u32 val)
+{
+	struct pci_controller *hose = bus->sysdata;
+	unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
+	    | (((bus->number - hose->first_busno) & 0xff) << 16)
+	    | (hose->index << 24);
+	int rval;
+
+	rval = rtas_call(rtas_token("write-pci-config"), 3, 1, NULL,
+			 addr, len, val);
+	return rval ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+}
+
+static struct pci_ops rtas_pci_ops = {
+	rtas_read_config,
+	rtas_write_config
+};
+
+
+void __init efika_pcisetup(void)
+{
+	const int *bus_range;
+	int len;
+	struct pci_controller *hose;
+	struct device_node *root;
+	struct device_node *pcictrl;
+
+	root = of_find_node_by_path("/");
+	if (root == NULL) {
+		printk(KERN_WARNING EFIKA_PLATFORM_NAME
+		       ": Unable to find the root node\n");
+		return;
+	}
+
+	for (pcictrl = NULL;;) {
+		pcictrl = of_get_next_child(root, pcictrl);
+		if ((pcictrl == NULL) || (strcmp(pcictrl->name, "pci") == 0))
+			break;
+	}
+
+	of_node_put(root);
+
+	if (pcictrl == NULL) {
+		printk(KERN_WARNING EFIKA_PLATFORM_NAME
+		       ": Unable to find the PCI bridge node\n");
+		return;
+	}
+
+	bus_range = get_property(pcictrl, "bus-range", &len);
+	if (bus_range == NULL || len < 2 * sizeof(int)) {
+		printk(KERN_WARNING EFIKA_PLATFORM_NAME
+		       ": Can't get bus-range for %s\n", pcictrl->full_name);
+		return;
+	}
+
+	if (bus_range[1] == bus_range[0])
+		printk(KERN_INFO EFIKA_PLATFORM_NAME ": PCI bus %d",
+		       bus_range[0]);
+	else
+		printk(KERN_INFO EFIKA_PLATFORM_NAME ": PCI buses %d..%d",
+		       bus_range[0], bus_range[1]);
+	printk(" controlled by %s\n", pcictrl->full_name);
+	printk("\n");
+
+	hose = pcibios_alloc_controller();
+	if (!hose) {
+		printk(KERN_WARNING EFIKA_PLATFORM_NAME
+		       ": Can't allocate PCI controller structure for %s\n",
+		       pcictrl->full_name);
+		return;
+	}
+
+	hose->arch_data = of_node_get(pcictrl);
+	hose->first_busno = bus_range[0];
+	hose->last_busno = bus_range[1];
+	hose->ops = &rtas_pci_ops;
+
+	pci_process_bridge_OF_ranges(hose, pcictrl, 0);
+}
+
+#else
+void __init efika_pcisetup(void)
+{}
+#endif
+
+
+
+/* ------------------------------------------------------------------------ */
+/* Platform setup                                                           */
+/* ------------------------------------------------------------------------ */
+
+static void efika_show_cpuinfo(struct seq_file *m)
+{
+	struct device_node *root;
+	const char *revision = NULL;
+	const char *codegendescription = NULL;
+	const char *codegenvendor = NULL;
+
+	root = of_find_node_by_path("/");
+	if (!root)
+		return;
+
+	revision = get_property(root, "revision", NULL);
+	codegendescription =
+		    get_property(root, "CODEGEN,description", NULL);
+	codegenvendor = get_property(root, "CODEGEN,vendor", NULL);
+
+	if (codegendescription)
+		seq_printf(m, "machine\t\t: %s\n", codegendescription);
+	else
+		seq_printf(m, "machine\t\t: Efika\n");
+
+	if (revision)
+		seq_printf(m, "revision\t: %s\n", revision);
+
+	if (codegenvendor)
+		seq_printf(m, "vendor\t\t: %s\n", codegenvendor);
+
+	of_node_put(root);
+}
+
+static void __init efika_setup_arch(void)
+{
+	rtas_initialize();
+
+#ifdef CONFIG_BLK_DEV_INITRD
+	initrd_below_start_ok = 1;
+
+	if (initrd_start)
+		ROOT_DEV = Root_RAM0;
+	else
+#endif
+		ROOT_DEV = Root_SDA2;	/* sda2 (sda1 is for the kernel) */
+
+	efika_pcisetup();
+
+	if (ppc_md.progress)
+		ppc_md.progress("Linux/PPC " UTS_RELEASE " running on Efika ;-)\n", 0x0);
+}
+
+static int __init efika_probe(void)
+{
+	char *model = of_get_flat_dt_prop(of_get_flat_dt_root(),
+					  "model", NULL);
+
+	if (model == NULL)
+		return 0;
+	if (strcmp(model, "EFIKA5K2"))
+		return 0;
+
+	ISA_DMA_THRESHOLD = ~0L;
+	DMA_MODE_READ = 0x44;
+	DMA_MODE_WRITE = 0x48;
+
+	return 1;
+}
+
+define_machine(efika)
+{
+	.name			= EFIKA_PLATFORM_NAME,
+	.probe			= efika_probe,
+	.setup_arch		= efika_setup_arch,
+	.init			= mpc52xx_declare_of_platform_devices,
+	.show_cpuinfo		= efika_show_cpuinfo,
+	.init_IRQ		= mpc52xx_init_irq,
+	.get_irq		= mpc52xx_get_irq,
+	.restart		= rtas_restart,
+	.power_off		= rtas_power_off,
+	.halt			= rtas_halt,
+	.set_rtc_time		= rtas_set_rtc_time,
+	.get_rtc_time		= rtas_get_rtc_time,
+	.progress		= rtas_progress,
+	.get_boot_time		= rtas_get_boot_time,
+	.calibrate_decr		= generic_calibrate_decr,
+	.phys_mem_access_prot	= pci_phys_mem_access_prot,
+};
+
diff --git a/arch/powerpc/platforms/52xx/efika.h b/arch/powerpc/platforms/52xx/efika.h
deleted file mode 100644
index 2f060fd097d..00000000000
--- a/arch/powerpc/platforms/52xx/efika.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Efika 5K2 platform setup - Header file
- *
- * Copyright (C) 2006 bplan GmbH
- *
- * 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.
- *
- */
-
-#ifndef __ARCH_POWERPC_EFIKA__
-#define __ARCH_POWERPC_EFIKA__
-
-#define EFIKA_PLATFORM_NAME "Efika"
-
-extern void __init efika_pcisetup(void);
-
-#endif
diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c
index cdb16bfa6ca..cc3b40de21d 100644
--- a/arch/powerpc/platforms/52xx/lite5200.c
+++ b/arch/powerpc/platforms/52xx/lite5200.c
@@ -51,13 +51,13 @@
  */
 
 static void __init
-lite52xx_setup_cpu(void)
+lite5200_setup_cpu(void)
 {
 	struct mpc52xx_gpio __iomem *gpio;
 	u32 port_config;
 
 	/* Map zones */
-	gpio = mpc52xx_find_and_map("mpc52xx-gpio");
+	gpio = mpc52xx_find_and_map("mpc5200-gpio");
 	if (!gpio) {
 		printk(KERN_ERR __FILE__ ": "
 			"Error while mapping GPIO register for port config. "
@@ -85,12 +85,12 @@ error:
 	iounmap(gpio);
 }
 
-static void __init lite52xx_setup_arch(void)
+static void __init lite5200_setup_arch(void)
 {
 	struct device_node *np;
 
 	if (ppc_md.progress)
-		ppc_md.progress("lite52xx_setup_arch()", 0);
+		ppc_md.progress("lite5200_setup_arch()", 0);
 
 	np = of_find_node_by_type(NULL, "cpu");
 	if (np) {
@@ -105,7 +105,7 @@ static void __init lite52xx_setup_arch(void)
 
 	/* CPU & Port mux setup */
 	mpc52xx_setup_cpu();	/* Generic */
-	lite52xx_setup_cpu();	/* Platorm specific */
+	lite5200_setup_cpu();	/* Platorm specific */
 
 #ifdef CONFIG_PCI
 	np = of_find_node_by_type(np, "pci");
@@ -126,7 +126,7 @@ static void __init lite52xx_setup_arch(void)
 
 }
 
-void lite52xx_show_cpuinfo(struct seq_file *m)
+void lite5200_show_cpuinfo(struct seq_file *m)
 {
 	struct device_node* np = of_find_all_nodes(NULL);
 	const char *model = NULL;
@@ -143,25 +143,26 @@ void lite52xx_show_cpuinfo(struct seq_file *m)
 /*
  * Called very early, MMU is off, device-tree isn't unflattened
  */
-static int __init lite52xx_probe(void)
+static int __init lite5200_probe(void)
 {
 	unsigned long node = of_get_flat_dt_root();
 	const char *model = of_get_flat_dt_prop(node, "model", NULL);
 
-	if (!of_flat_dt_is_compatible(node, "lite52xx"))
+	if (!of_flat_dt_is_compatible(node, "fsl,lite5200") &&
+	    !of_flat_dt_is_compatible(node, "fsl,lite5200b"))
 		return 0;
-	pr_debug("%s board w/ mpc52xx found\n", model ? model : "unknown");
+	pr_debug("%s board found\n", model ? model : "unknown");
 
 	return 1;
 }
 
-define_machine(lite52xx) {
-	.name 		= "lite52xx",
-	.probe 		= lite52xx_probe,
-	.setup_arch 	= lite52xx_setup_arch,
+define_machine(lite5200) {
+	.name 		= "lite5200",
+	.probe 		= lite5200_probe,
+	.setup_arch 	= lite5200_setup_arch,
 	.init		= mpc52xx_declare_of_platform_devices,
 	.init_IRQ 	= mpc52xx_init_irq,
 	.get_irq 	= mpc52xx_get_irq,
-	.show_cpuinfo	= lite52xx_show_cpuinfo,
+	.show_cpuinfo	= lite5200_show_cpuinfo,
 	.calibrate_decr	= generic_calibrate_decr,
 };
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c
index cc40889074b..ed0cb694aea 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_common.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c
@@ -83,8 +83,8 @@ mpc52xx_setup_cpu(void)
 	struct mpc52xx_xlb  __iomem *xlb;
 
 	/* Map zones */
-	cdm = mpc52xx_find_and_map("mpc52xx-cdm");
-	xlb = mpc52xx_find_and_map("mpc52xx-xlb");
+	cdm = mpc52xx_find_and_map("mpc5200-cdm");
+	xlb = mpc52xx_find_and_map("mpc5200-xlb");
 
 	if (!cdm || !xlb) {
 		printk(KERN_ERR __FILE__ ": "
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
index cd91a6c3aaf..c75192567e5 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
@@ -383,16 +383,16 @@ void __init mpc52xx_init_irq(void)
 	struct device_node *picnode;
 
 	/* Remap the necessary zones */
-	picnode = of_find_compatible_node(NULL, NULL, "mpc52xx-pic");
+	picnode = of_find_compatible_node(NULL, NULL, "mpc5200-pic");
 
-	intr = mpc52xx_find_and_map("mpc52xx-pic");
+	intr = mpc52xx_find_and_map("mpc5200-pic");
 	if (!intr)
-		panic(__FILE__	": find_and_map failed on 'mpc52xx-pic'. "
+		panic(__FILE__	": find_and_map failed on 'mpc5200-pic'. "
 				"Check node !");
 
-	sdma = mpc52xx_find_and_map("mpc52xx-bestcomm");
+	sdma = mpc52xx_find_and_map("mpc5200-bestcomm");
 	if (!sdma)
-		panic(__FILE__	": find_and_map failed on 'mpc52xx-bestcomm'. "
+		panic(__FILE__	": find_and_map failed on 'mpc5200-bestcomm'. "
 				"Check node !");
 
 	/* Disable all interrupt sources. */
diff --git a/arch/powerpc/platforms/83xx/Kconfig b/arch/powerpc/platforms/83xx/Kconfig
index edcd5b875b6..1aea1e69ff3 100644
--- a/arch/powerpc/platforms/83xx/Kconfig
+++ b/arch/powerpc/platforms/83xx/Kconfig
@@ -3,7 +3,13 @@ menu "Platform support"
 
 choice
 	prompt "Machine Type"
-	default MPC834x_SYS
+	default MPC834x_MDS
+
+config MPC8313_RDB
+	bool "Freescale MPC8313 RDB"
+	select DEFAULT_UIMAGE
+	help
+	  This option enables support for the MPC8313 RDB board.
 
 config MPC832x_MDS
 	bool "Freescale MPC832x MDS"
@@ -12,13 +18,13 @@ config MPC832x_MDS
 	help
 	  This option enables support for the MPC832x MDS evaluation board.
 
-config MPC834x_SYS
-	bool "Freescale MPC834x SYS"
+config MPC834x_MDS
+	bool "Freescale MPC834x MDS"
 	select DEFAULT_UIMAGE
 	help
-	  This option enables support for the MPC 834x SYS evaluation board.
+	  This option enables support for the MPC 834x MDS evaluation board.
 
-	  Be aware that PCI buses can only function when SYS board is plugged
+	  Be aware that PCI buses can only function when MDS board is plugged
 	  into the PIB (Platform IO Board) board from Freescale which provide
 	  3 PCI slots.  The PIBs PCI initialization is the bootloader's
 	  responsibility.
@@ -41,6 +47,12 @@ config MPC8360E_PB
 
 endchoice
 
+config PPC_MPC831x
+	bool
+	select PPC_UDBG_16550
+	select PPC_INDIRECT_PCI
+	default y if MPC8313_RDB
+
 config PPC_MPC832x
 	bool
 	select PPC_UDBG_16550
@@ -51,7 +63,7 @@ config MPC834x
 	bool
 	select PPC_UDBG_16550
 	select PPC_INDIRECT_PCI
-	default y if MPC834x_SYS || MPC834x_ITX
+	default y if MPC834x_MDS || MPC834x_ITX
 
 config PPC_MPC836x
 	bool
diff --git a/arch/powerpc/platforms/83xx/Makefile b/arch/powerpc/platforms/83xx/Makefile
index f1aa7e24a93..6c8199c4c38 100644
--- a/arch/powerpc/platforms/83xx/Makefile
+++ b/arch/powerpc/platforms/83xx/Makefile
@@ -3,7 +3,8 @@
 #
 obj-y				:= misc.o
 obj-$(CONFIG_PCI)		+= pci.o
-obj-$(CONFIG_MPC834x_SYS)	+= mpc834x_sys.o
+obj-$(CONFIG_MPC8313_RDB)	+= mpc8313_rdb.o
+obj-$(CONFIG_MPC834x_MDS)	+= mpc834x_mds.o
 obj-$(CONFIG_MPC834x_ITX)	+= mpc834x_itx.o
 obj-$(CONFIG_MPC8360E_PB)	+= mpc8360e_pb.o
 obj-$(CONFIG_MPC832x_MDS)	+= mpc832x_mds.o
diff --git a/arch/powerpc/platforms/83xx/mpc8313_rdb.c b/arch/powerpc/platforms/83xx/mpc8313_rdb.c
new file mode 100644
index 00000000000..c3b98c34eb6
--- /dev/null
+++ b/arch/powerpc/platforms/83xx/mpc8313_rdb.c
@@ -0,0 +1,99 @@
+/*
+ * arch/powerpc/platforms/83xx/mpc8313_rdb.c
+ *
+ * Description: MPC8313x RDB board specific routines.
+ * This file is based on mpc834x_sys.c
+ * Author: Lo Wlison <r43300@freescale.com>
+ *
+ * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved.
+ *
+ * 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.
+ */
+
+#include <linux/pci.h>
+
+#include <asm/time.h>
+#include <asm/ipic.h>
+#include <asm/udbg.h>
+
+#include "mpc83xx.h"
+
+#undef DEBUG
+#ifdef DEBUG
+#define DBG(fmt...) udbg_printf(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+#ifndef CONFIG_PCI
+unsigned long isa_io_base = 0;
+unsigned long isa_mem_base = 0;
+#endif
+
+/* ************************************************************************
+ *
+ * Setup the architecture
+ *
+ */
+static void __init mpc8313_rdb_setup_arch(void)
+{
+	struct device_node *np;
+
+	if (ppc_md.progress)
+		ppc_md.progress("mpc8313_rdb_setup_arch()", 0);
+
+#ifdef CONFIG_PCI
+	for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
+		add_bridge(np);
+
+	ppc_md.pci_exclude_device = mpc83xx_exclude_device;
+#endif
+}
+
+void __init mpc8313_rdb_init_IRQ(void)
+{
+	struct device_node *np;
+
+	np = of_find_node_by_type(NULL, "ipic");
+	if (!np)
+		return;
+
+	ipic_init(np, 0);
+
+	/* Initialize the default interrupt mapping priorities,
+	 * in case the boot rom changed something on us.
+	 */
+	ipic_set_default_priority();
+}
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init mpc8313_rdb_probe(void)
+{
+	char *model = of_get_flat_dt_prop(of_get_flat_dt_root(),
+					  "model", NULL);
+	if (model == NULL)
+		return 0;
+	if (strcmp(model, "MPC8313ERDB"))
+		return 0;
+
+	DBG("MPC8313 RDB found\n");
+
+	return 1;
+}
+
+define_machine(mpc8313_rdb) {
+	.name			= "MPC8313 RDB",
+	.probe			= mpc8313_rdb_probe,
+	.setup_arch		= mpc8313_rdb_setup_arch,
+	.init_IRQ		= mpc8313_rdb_init_IRQ,
+	.get_irq		= ipic_get_irq,
+	.restart		= mpc83xx_restart,
+	.time_init		= mpc83xx_time_init,
+	.calibrate_decr		= generic_calibrate_decr,
+	.progress		= udbg_progress,
+};
diff --git a/arch/powerpc/platforms/83xx/mpc834x_itx.c b/arch/powerpc/platforms/83xx/mpc834x_itx.c
index 2446dea9407..443a3172f37 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_itx.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_itx.c
@@ -38,8 +38,6 @@
 
 #include "mpc83xx.h"
 
-#include <platforms/83xx/mpc834x_sys.h>
-
 #ifndef CONFIG_PCI
 unsigned long isa_io_base = 0;
 unsigned long isa_mem_base = 0;
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.c b/arch/powerpc/platforms/83xx/mpc834x_mds.c
index f30393f0b83..d2736da76c4 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_sys.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_mds.c
@@ -1,7 +1,7 @@
 /*
- * arch/powerpc/platforms/83xx/mpc834x_sys.c
+ * arch/powerpc/platforms/83xx/mpc834x_mds.c
  *
- * MPC834x SYS board specific routines
+ * MPC834x MDS board specific routines
  *
  * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
@@ -43,17 +43,87 @@ unsigned long isa_io_base = 0;
 unsigned long isa_mem_base = 0;
 #endif
 
+#define BCSR5_INT_USB		0x02
+/* Note: This is only for PB, not for PB+PIB
+ * On PB only port0 is connected using ULPI */
+static int mpc834x_usb_cfg(void)
+{
+	unsigned long sccr, sicrl;
+	void __iomem *immap;
+	void __iomem *bcsr_regs = NULL;
+	u8 bcsr5;
+	struct device_node *np = NULL;
+	int port0_is_dr = 0;
+
+	if ((np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL)
+		port0_is_dr = 1;
+	if ((np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL){
+		if (port0_is_dr) {
+			printk(KERN_WARNING
+				"There is only one USB port on PB board! \n");
+			return -1;
+		} else if (!port0_is_dr)
+			/* No usb port enabled */
+			return -1;
+	}
+
+	immap = ioremap(get_immrbase(), 0x1000);
+	if (!immap)
+		return -1;
+
+	/* Configure clock */
+	sccr = in_be32(immap + MPC83XX_SCCR_OFFS);
+	if (port0_is_dr)
+		sccr |= MPC83XX_SCCR_USB_DRCM_11;  /* 1:3 */
+	else
+		sccr |= MPC83XX_SCCR_USB_MPHCM_11; /* 1:3 */
+	out_be32(immap + MPC83XX_SCCR_OFFS, sccr);
+
+	/* Configure Pin */
+	sicrl = in_be32(immap + MPC83XX_SICRL_OFFS);
+	/* set port0 only */
+	if (port0_is_dr)
+		sicrl |= MPC83XX_SICRL_USB0;
+	else
+		sicrl &= ~(MPC83XX_SICRL_USB0);
+	out_be32(immap + MPC83XX_SICRL_OFFS, sicrl);
+
+	iounmap(immap);
+
+	/* Map BCSR area */
+	np = of_find_node_by_name(NULL, "bcsr");
+	if (np != 0) {
+		struct resource res;
+
+		of_address_to_resource(np, 0, &res);
+		bcsr_regs = ioremap(res.start, res.end - res.start + 1);
+		of_node_put(np);
+	}
+	if (!bcsr_regs)
+		return -1;
+
+	/*
+	 * if MDS board is plug into PIB board,
+	 * force to use the PHY on MDS board
+	 */
+	bcsr5 = in_8(bcsr_regs + 5);
+	if (!(bcsr5 & BCSR5_INT_USB))
+		out_8(bcsr_regs + 5, (bcsr5 | BCSR5_INT_USB));
+	iounmap(bcsr_regs);
+	return 0;
+}
+
 /* ************************************************************************
  *
  * Setup the architecture
  *
  */
-static void __init mpc834x_sys_setup_arch(void)
+static void __init mpc834x_mds_setup_arch(void)
 {
 	struct device_node *np;
 
 	if (ppc_md.progress)
-		ppc_md.progress("mpc834x_sys_setup_arch()", 0);
+		ppc_md.progress("mpc834x_mds_setup_arch()", 0);
 
 	np = of_find_node_by_type(NULL, "cpu");
 	if (np != 0) {
@@ -65,6 +135,7 @@ static void __init mpc834x_sys_setup_arch(void)
 			loops_per_jiffy = 50000000 / HZ;
 		of_node_put(np);
 	}
+
 #ifdef CONFIG_PCI
 	for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
 		add_bridge(np);
@@ -72,6 +143,8 @@ static void __init mpc834x_sys_setup_arch(void)
 	ppc_md.pci_exclude_device = mpc83xx_exclude_device;
 #endif
 
+	mpc834x_usb_cfg();
+
 #ifdef  CONFIG_ROOT_NFS
 	ROOT_DEV = Root_NFS;
 #else
@@ -79,7 +152,7 @@ static void __init mpc834x_sys_setup_arch(void)
 #endif
 }
 
-static void __init mpc834x_sys_init_IRQ(void)
+static void __init mpc834x_mds_init_IRQ(void)
 {
 	struct device_node *np;
 
@@ -119,7 +192,7 @@ late_initcall(mpc834x_rtc_hookup);
 /*
  * Called very early, MMU is off, device-tree isn't unflattened
  */
-static int __init mpc834x_sys_probe(void)
+static int __init mpc834x_mds_probe(void)
 {
 	/* We always match for now, eventually we should look at the flat
 	   dev tree to ensure this is the board we are suppose to run on
@@ -127,11 +200,11 @@ static int __init mpc834x_sys_probe(void)
 	return 1;
 }
 
-define_machine(mpc834x_sys) {
-	.name			= "MPC834x SYS",
-	.probe			= mpc834x_sys_probe,
-	.setup_arch		= mpc834x_sys_setup_arch,
-	.init_IRQ		= mpc834x_sys_init_IRQ,
+define_machine(mpc834x_mds) {
+	.name			= "MPC834x MDS",
+	.probe			= mpc834x_mds_probe,
+	.setup_arch		= mpc834x_mds_setup_arch,
+	.init_IRQ		= mpc834x_mds_init_IRQ,
 	.get_irq		= ipic_get_irq,
 	.restart		= mpc83xx_restart,
 	.time_init		= mpc83xx_time_init,
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.h b/arch/powerpc/platforms/83xx/mpc834x_sys.h
deleted file mode 100644
index 7d5bbef084e..00000000000
--- a/arch/powerpc/platforms/83xx/mpc834x_sys.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * arch/powerpc/platforms/83xx/mpc834x_sys.h
- *
- * MPC834X SYS common board definitions
- *
- * Maintainer: Kumar Gala <galak@kernel.crashing.org>
- *
- * 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.
- *
- */
-
-#ifndef __MACH_MPC83XX_SYS_H__
-#define __MACH_MPC83XX_SYS_H__
-
-#define PIRQA	MPC83xx_IRQ_EXT4
-#define PIRQB	MPC83xx_IRQ_EXT5
-#define PIRQC	MPC83xx_IRQ_EXT6
-#define PIRQD	MPC83xx_IRQ_EXT7
-
-#endif				/* __MACH_MPC83XX_SYS_H__ */
diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h
index 01cae106912..9cd03b59c8f 100644
--- a/arch/powerpc/platforms/83xx/mpc83xx.h
+++ b/arch/powerpc/platforms/83xx/mpc83xx.h
@@ -4,6 +4,24 @@
 #include <linux/init.h>
 #include <linux/device.h>
 
+/* System Clock Control Register */
+#define MPC83XX_SCCR_OFFS          0xA08
+#define MPC83XX_SCCR_USB_MPHCM_11  0x00c00000
+#define MPC83XX_SCCR_USB_MPHCM_01  0x00400000
+#define MPC83XX_SCCR_USB_MPHCM_10  0x00800000
+#define MPC83XX_SCCR_USB_DRCM_11   0x00300000
+#define MPC83XX_SCCR_USB_DRCM_01   0x00100000
+#define MPC83XX_SCCR_USB_DRCM_10   0x00200000
+
+/* system i/o configuration register low */
+#define MPC83XX_SICRL_OFFS         0x114
+#define MPC83XX_SICRL_USB0         0x40000000
+#define MPC83XX_SICRL_USB1         0x20000000
+
+/* system i/o configuration register high */
+#define MPC83XX_SICRH_OFFS         0x118
+#define MPC83XX_SICRH_USB_UTMI     0x00020000
+
 /*
  * Declaration for the various functions exported by the
  * mpc83xx_* files. Mostly for use by mpc83xx_setup
diff --git a/arch/powerpc/platforms/Makefile b/arch/powerpc/platforms/Makefile
index 65e612315b9..452004283f1 100644
--- a/arch/powerpc/platforms/Makefile
+++ b/arch/powerpc/platforms/Makefile
@@ -5,9 +5,9 @@ ifeq ($(CONFIG_PPC64),y)
 obj-$(CONFIG_PPC_PMAC)		+= powermac/
 endif
 endif
-obj-$(CONFIG_PPC_MPC52xx)	+= 52xx/
 obj-$(CONFIG_PPC_CHRP)		+= chrp/
 obj-$(CONFIG_4xx)		+= 4xx/
+obj-$(CONFIG_PPC_MPC52xx)	+= 52xx/
 obj-$(CONFIG_PPC_8xx)		+= 8xx/
 obj-$(CONFIG_PPC_82xx)		+= 82xx/
 obj-$(CONFIG_PPC_83xx)		+= 83xx/
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index b43466ba809..67d617b60a2 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -149,7 +149,8 @@ static int cbe_nr_iommus;
 static void invalidate_tce_cache(struct cbe_iommu *iommu, unsigned long *pte,
 		long n_ptes)
 {
-	unsigned long *reg, val;
+	unsigned long __iomem *reg;
+	unsigned long val;
 	long n;
 
 	reg = iommu->xlate_regs + IOC_IOPT_CacheInvd;
@@ -592,7 +593,7 @@ static void __init cell_iommu_init_one(struct device_node *np, unsigned long off
 	/* Init base fields */
 	i = cbe_nr_iommus++;
 	iommu = &iommus[i];
-	iommu->stab = 0;
+	iommu->stab = NULL;
 	iommu->nid = nid;
 	snprintf(iommu->name, sizeof(iommu->name), "iommu%d", i);
 	INIT_LIST_HEAD(&iommu->windows);
diff --git a/arch/powerpc/platforms/cell/spu_manage.c b/arch/powerpc/platforms/cell/spu_manage.c
index d8b39fe39cd..e34599f53d2 100644
--- a/arch/powerpc/platforms/cell/spu_manage.c
+++ b/arch/powerpc/platforms/cell/spu_manage.c
@@ -59,63 +59,6 @@ static u64 __init find_spu_unit_number(struct device_node *spe)
 	return 0;
 }
 
-static int __init cell_spuprop_present(struct spu *spu, struct device_node *spe,
-		const char *prop)
-{
-	const struct address_prop {
-		unsigned long address;
-		unsigned int len;
-	} __attribute__((packed)) *p;
-	int proplen;
-
-	unsigned long start_pfn, nr_pages;
-	struct pglist_data *pgdata;
-	struct zone *zone;
-	int ret;
-
-	p = get_property(spe, prop, &proplen);
-	WARN_ON(proplen != sizeof (*p));
-
-	start_pfn = p->address >> PAGE_SHIFT;
-	nr_pages = ((unsigned long)p->len + PAGE_SIZE - 1) >> PAGE_SHIFT;
-
-	pgdata = NODE_DATA(spu->node);
-	zone = pgdata->node_zones;
-
-	ret = __add_pages(zone, start_pfn, nr_pages);
-
-	return ret;
-}
-
-static void __iomem * __init map_spe_prop(struct spu *spu,
-		struct device_node *n, const char *name)
-{
-	const struct address_prop {
-		unsigned long address;
-		unsigned int len;
-	} __attribute__((packed)) *prop;
-
-	const void *p;
-	int proplen;
-	void __iomem *ret = NULL;
-	int err = 0;
-
-	p = get_property(n, name, &proplen);
-	if (proplen != sizeof (struct address_prop))
-		return NULL;
-
-	prop = p;
-
-	err = cell_spuprop_present(spu, n, name);
-	if (err && (err != -EEXIST))
-		goto out;
-
-	ret = ioremap(prop->address, prop->len);
-
- out:
-	return ret;
-}
-
 static void spu_unmap(struct spu *spu)
 {
 	if (!firmware_has_feature(FW_FEATURE_LPAR))
@@ -157,6 +100,23 @@ static int __init spu_map_interrupts_old(struct spu *spu,
 	return spu->irqs[2] == NO_IRQ ? -EINVAL : 0;
 }
 
+static void __iomem * __init spu_map_prop_old(struct spu *spu,
+					      struct device_node *n,
+					      const char *name)
+{
+	const struct address_prop {
+		unsigned long address;
+		unsigned int len;
+	} __attribute__((packed)) *prop;
+	int proplen;
+
+	prop = get_property(n, name, &proplen);
+	if (prop == NULL || proplen != sizeof (struct address_prop))
+		return NULL;
+
+	return ioremap(prop->address, prop->len);
+}
+
 static int __init spu_map_device_old(struct spu *spu)
 {
 	struct device_node *node = spu->devnode;
@@ -175,7 +135,7 @@ static int __init spu_map_device_old(struct spu *spu)
 
 	/* we use local store as ram, not io memory */
 	spu->local_store = (void __force *)
-		map_spe_prop(spu, node, "local-store");
+		spu_map_prop_old(spu, node, "local-store");
 	if (!spu->local_store)
 		goto out;
 
@@ -184,16 +144,16 @@ static int __init spu_map_device_old(struct spu *spu)
 		goto out_unmap;
 	spu->problem_phys = *(unsigned long *)prop;
 
-	spu->problem = map_spe_prop(spu, node, "problem");
+	spu->problem = spu_map_prop_old(spu, node, "problem");
 	if (!spu->problem)
 		goto out_unmap;
 
-	spu->priv2 = map_spe_prop(spu, node, "priv2");
+	spu->priv2 = spu_map_prop_old(spu, node, "priv2");
 	if (!spu->priv2)
 		goto out_unmap;
 
 	if (!firmware_has_feature(FW_FEATURE_LPAR)) {
-		spu->priv1 = map_spe_prop(spu, node, "priv1");
+		spu->priv1 = spu_map_prop_old(spu, node, "priv1");
 		if (!spu->priv1)
 			goto out_unmap;
 	}
@@ -245,34 +205,20 @@ static int spu_map_resource(struct spu *spu, int nr,
 			    void __iomem** virt, unsigned long *phys)
 {
 	struct device_node *np = spu->devnode;
-	unsigned long start_pfn, nr_pages;
-	struct pglist_data *pgdata;
-	struct zone *zone;
 	struct resource resource = { };
 	unsigned long len;
 	int ret;
 
 	ret = of_address_to_resource(np, nr, &resource);
 	if (ret)
-		goto out;
-
+		return ret;
 	if (phys)
 		*phys = resource.start;
 	len = resource.end - resource.start + 1;
 	*virt = ioremap(resource.start, len);
 	if (!*virt)
-		ret = -EINVAL;
-
-	start_pfn = resource.start >> PAGE_SHIFT;
-	nr_pages = (len + PAGE_SIZE - 1) >> PAGE_SHIFT;
-
-	pgdata = NODE_DATA(spu->node);
-	zone = pgdata->node_zones;
-
-	ret = __add_pages(zone, start_pfn, nr_pages);
-
-out:
-	return ret;
+		return -EINVAL;
+	return 0;
 }
 
 static int __init spu_map_device(struct spu *spu)
diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c
index 0870009f56d..28c718ca3b5 100644
--- a/arch/powerpc/platforms/cell/spufs/context.c
+++ b/arch/powerpc/platforms/cell/spufs/context.c
@@ -111,13 +111,17 @@ void spu_unmap_mappings(struct spu_context *ctx)
 	if (ctx->local_store)
 		unmap_mapping_range(ctx->local_store, 0, LS_SIZE, 1);
 	if (ctx->mfc)
-		unmap_mapping_range(ctx->mfc, 0, 0x4000, 1);
+		unmap_mapping_range(ctx->mfc, 0, 0x1000, 1);
 	if (ctx->cntl)
-		unmap_mapping_range(ctx->cntl, 0, 0x4000, 1);
+		unmap_mapping_range(ctx->cntl, 0, 0x1000, 1);
 	if (ctx->signal1)
-		unmap_mapping_range(ctx->signal1, 0, 0x4000, 1);
+		unmap_mapping_range(ctx->signal1, 0, PAGE_SIZE, 1);
 	if (ctx->signal2)
-		unmap_mapping_range(ctx->signal2, 0, 0x4000, 1);
+		unmap_mapping_range(ctx->signal2, 0, PAGE_SIZE, 1);
+	if (ctx->mss)
+		unmap_mapping_range(ctx->mss, 0, 0x1000, 1);
+	if (ctx->psmap)
+		unmap_mapping_range(ctx->psmap, 0, 0x20000, 1);
 }
 
 int spu_acquire_exclusive(struct spu_context *ctx)
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index 347eff56fcb..a528020baa1 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -45,8 +45,8 @@ spufs_mem_open(struct inode *inode, struct file *file)
 	struct spufs_inode_info *i = SPUFS_I(inode);
 	struct spu_context *ctx = i->i_ctx;
 	file->private_data = ctx;
-	file->f_mapping = inode->i_mapping;
 	ctx->local_store = inode->i_mapping;
+	smp_wmb();
 	return 0;
 }
 
@@ -95,14 +95,12 @@ spufs_mem_write(struct file *file, const char __user *buffer,
 	return ret;
 }
 
-static struct page *
-spufs_mem_mmap_nopage(struct vm_area_struct *vma,
-		      unsigned long address, int *type)
+static unsigned long spufs_mem_mmap_nopfn(struct vm_area_struct *vma,
+					  unsigned long address)
 {
-	struct page *page = NOPAGE_SIGBUS;
-
 	struct spu_context *ctx = vma->vm_file->private_data;
-	unsigned long offset = address - vma->vm_start;
+	unsigned long pfn, offset = address - vma->vm_start;
+
 	offset += vma->vm_pgoff << PAGE_SHIFT;
 
 	spu_acquire(ctx);
@@ -110,24 +108,22 @@ spufs_mem_mmap_nopage(struct vm_area_struct *vma,
 	if (ctx->state == SPU_STATE_SAVED) {
 		vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 							& ~_PAGE_NO_CACHE);
-		page = vmalloc_to_page(ctx->csa.lscsa->ls + offset);
+		pfn = vmalloc_to_pfn(ctx->csa.lscsa->ls + offset);
 	} else {
 		vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
-							| _PAGE_NO_CACHE);
-		page = pfn_to_page((ctx->spu->local_store_phys + offset)
-				   >> PAGE_SHIFT);
+					     | _PAGE_NO_CACHE);
+		pfn = (ctx->spu->local_store_phys + offset) >> PAGE_SHIFT;
 	}
-	spu_release(ctx);
+	vm_insert_pfn(vma, address, pfn);
 
-	if (type)
-		*type = VM_FAULT_MINOR;
+	spu_release(ctx);
 
-	page_cache_get(page);
-	return page;
+	return NOPFN_REFAULT;
 }
 
+
 static struct vm_operations_struct spufs_mem_mmap_vmops = {
-	.nopage = spufs_mem_mmap_nopage,
+	.nopfn = spufs_mem_mmap_nopfn,
 };
 
 static int
@@ -136,7 +132,7 @@ spufs_mem_mmap(struct file *file, struct vm_area_struct *vma)
 	if (!(vma->vm_flags & VM_SHARED))
 		return -EINVAL;
 
-	vma->vm_flags |= VM_IO;
+	vma->vm_flags |= VM_IO | VM_PFNMAP;
 	vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 				     | _PAGE_NO_CACHE);
 
@@ -144,7 +140,7 @@ spufs_mem_mmap(struct file *file, struct vm_area_struct *vma)
 	return 0;
 }
 
-static struct file_operations spufs_mem_fops = {
+static const struct file_operations spufs_mem_fops = {
 	.open	 = spufs_mem_open,
 	.read    = spufs_mem_read,
 	.write   = spufs_mem_write,
@@ -152,49 +148,42 @@ static struct file_operations spufs_mem_fops = {
 	.mmap    = spufs_mem_mmap,
 };
 
-static struct page *spufs_ps_nopage(struct vm_area_struct *vma,
+static unsigned long spufs_ps_nopfn(struct vm_area_struct *vma,
 				    unsigned long address,
-				    int *type, unsigned long ps_offs,
+				    unsigned long ps_offs,
 				    unsigned long ps_size)
 {
-	struct page *page = NOPAGE_SIGBUS;
-	int fault_type = VM_FAULT_SIGBUS;
 	struct spu_context *ctx = vma->vm_file->private_data;
-	unsigned long offset = address - vma->vm_start;
-	unsigned long area;
+	unsigned long area, offset = address - vma->vm_start;
 	int ret;
 
 	offset += vma->vm_pgoff << PAGE_SHIFT;
 	if (offset >= ps_size)
-		goto out;
+		return NOPFN_SIGBUS;
 
+	/* error here usually means a signal.. we might want to test
+	 * the error code more precisely though
+	 */
 	ret = spu_acquire_runnable(ctx);
 	if (ret)
-		goto out;
+		return NOPFN_REFAULT;
 
 	area = ctx->spu->problem_phys + ps_offs;
-	page = pfn_to_page((area + offset) >> PAGE_SHIFT);
-	fault_type = VM_FAULT_MINOR;
-	page_cache_get(page);
-
+	vm_insert_pfn(vma, address, (area + offset) >> PAGE_SHIFT);
 	spu_release(ctx);
 
-      out:
-	if (type)
-		*type = fault_type;
-
-	return page;
+	return NOPFN_REFAULT;
 }
 
 #if SPUFS_MMAP_4K
-static struct page *spufs_cntl_mmap_nopage(struct vm_area_struct *vma,
-					   unsigned long address, int *type)
+static unsigned long spufs_cntl_mmap_nopfn(struct vm_area_struct *vma,
+					   unsigned long address)
 {
-	return spufs_ps_nopage(vma, address, type, 0x4000, 0x1000);
+	return spufs_ps_nopfn(vma, address, 0x4000, 0x1000);
 }
 
 static struct vm_operations_struct spufs_cntl_mmap_vmops = {
-	.nopage = spufs_cntl_mmap_nopage,
+	.nopfn = spufs_cntl_mmap_nopfn,
 };
 
 /*
@@ -205,7 +194,7 @@ static int spufs_cntl_mmap(struct file *file, struct vm_area_struct *vma)
 	if (!(vma->vm_flags & VM_SHARED))
 		return -EINVAL;
 
-	vma->vm_flags |= VM_IO;
+	vma->vm_flags |= VM_IO | VM_PFNMAP;
 	vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 				     | _PAGE_NO_CACHE | _PAGE_GUARDED);
 
@@ -243,13 +232,13 @@ static int spufs_cntl_open(struct inode *inode, struct file *file)
 	struct spu_context *ctx = i->i_ctx;
 
 	file->private_data = ctx;
-	file->f_mapping = inode->i_mapping;
 	ctx->cntl = inode->i_mapping;
+	smp_wmb();
 	return simple_attr_open(inode, file, spufs_cntl_get,
 					spufs_cntl_set, "0x%08lx");
 }
 
-static struct file_operations spufs_cntl_fops = {
+static const struct file_operations spufs_cntl_fops = {
 	.open = spufs_cntl_open,
 	.release = simple_attr_close,
 	.read = simple_attr_read,
@@ -309,7 +298,7 @@ spufs_regs_write(struct file *file, const char __user *buffer,
 	return ret;
 }
 
-static struct file_operations spufs_regs_fops = {
+static const struct file_operations spufs_regs_fops = {
 	.open	 = spufs_regs_open,
 	.read    = spufs_regs_read,
 	.write   = spufs_regs_write,
@@ -360,7 +349,7 @@ spufs_fpcr_write(struct file *file, const char __user * buffer,
 	return ret;
 }
 
-static struct file_operations spufs_fpcr_fops = {
+static const struct file_operations spufs_fpcr_fops = {
 	.open = spufs_regs_open,
 	.read = spufs_fpcr_read,
 	.write = spufs_fpcr_write,
@@ -426,7 +415,7 @@ static ssize_t spufs_mbox_read(struct file *file, char __user *buf,
 	return count;
 }
 
-static struct file_operations spufs_mbox_fops = {
+static const struct file_operations spufs_mbox_fops = {
 	.open	= spufs_pipe_open,
 	.read	= spufs_mbox_read,
 };
@@ -452,7 +441,7 @@ static ssize_t spufs_mbox_stat_read(struct file *file, char __user *buf,
 	return 4;
 }
 
-static struct file_operations spufs_mbox_stat_fops = {
+static const struct file_operations spufs_mbox_stat_fops = {
 	.open	= spufs_pipe_open,
 	.read	= spufs_mbox_stat_read,
 };
@@ -559,7 +548,7 @@ static unsigned int spufs_ibox_poll(struct file *file, poll_table *wait)
 	return mask;
 }
 
-static struct file_operations spufs_ibox_fops = {
+static const struct file_operations spufs_ibox_fops = {
 	.open	= spufs_pipe_open,
 	.read	= spufs_ibox_read,
 	.poll	= spufs_ibox_poll,
@@ -585,7 +574,7 @@ static ssize_t spufs_ibox_stat_read(struct file *file, char __user *buf,
 	return 4;
 }
 
-static struct file_operations spufs_ibox_stat_fops = {
+static const struct file_operations spufs_ibox_stat_fops = {
 	.open	= spufs_pipe_open,
 	.read	= spufs_ibox_stat_read,
 };
@@ -692,7 +681,7 @@ static unsigned int spufs_wbox_poll(struct file *file, poll_table *wait)
 	return mask;
 }
 
-static struct file_operations spufs_wbox_fops = {
+static const struct file_operations spufs_wbox_fops = {
 	.open	= spufs_pipe_open,
 	.write	= spufs_wbox_write,
 	.poll	= spufs_wbox_poll,
@@ -718,7 +707,7 @@ static ssize_t spufs_wbox_stat_read(struct file *file, char __user *buf,
 	return 4;
 }
 
-static struct file_operations spufs_wbox_stat_fops = {
+static const struct file_operations spufs_wbox_stat_fops = {
 	.open	= spufs_pipe_open,
 	.read	= spufs_wbox_stat_read,
 };
@@ -728,8 +717,8 @@ static int spufs_signal1_open(struct inode *inode, struct file *file)
 	struct spufs_inode_info *i = SPUFS_I(inode);
 	struct spu_context *ctx = i->i_ctx;
 	file->private_data = ctx;
-	file->f_mapping = inode->i_mapping;
 	ctx->signal1 = inode->i_mapping;
+	smp_wmb();
 	return nonseekable_open(inode, file);
 }
 
@@ -791,23 +780,23 @@ static ssize_t spufs_signal1_write(struct file *file, const char __user *buf,
 	return 4;
 }
 
-static struct page *spufs_signal1_mmap_nopage(struct vm_area_struct *vma,
-					      unsigned long address, int *type)
+static unsigned long spufs_signal1_mmap_nopfn(struct vm_area_struct *vma,
+					      unsigned long address)
 {
 #if PAGE_SIZE == 0x1000
-	return spufs_ps_nopage(vma, address, type, 0x14000, 0x1000);
+	return spufs_ps_nopfn(vma, address, 0x14000, 0x1000);
 #elif PAGE_SIZE == 0x10000
 	/* For 64k pages, both signal1 and signal2 can be used to mmap the whole
 	 * signal 1 and 2 area
 	 */
-	return spufs_ps_nopage(vma, address, type, 0x10000, 0x10000);
+	return spufs_ps_nopfn(vma, address, 0x10000, 0x10000);
 #else
 #error unsupported page size
 #endif
 }
 
 static struct vm_operations_struct spufs_signal1_mmap_vmops = {
-	.nopage = spufs_signal1_mmap_nopage,
+	.nopfn = spufs_signal1_mmap_nopfn,
 };
 
 static int spufs_signal1_mmap(struct file *file, struct vm_area_struct *vma)
@@ -815,7 +804,7 @@ static int spufs_signal1_mmap(struct file *file, struct vm_area_struct *vma)
 	if (!(vma->vm_flags & VM_SHARED))
 		return -EINVAL;
 
-	vma->vm_flags |= VM_IO;
+	vma->vm_flags |= VM_IO | VM_PFNMAP;
 	vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 				     | _PAGE_NO_CACHE | _PAGE_GUARDED);
 
@@ -823,7 +812,7 @@ static int spufs_signal1_mmap(struct file *file, struct vm_area_struct *vma)
 	return 0;
 }
 
-static struct file_operations spufs_signal1_fops = {
+static const struct file_operations spufs_signal1_fops = {
 	.open = spufs_signal1_open,
 	.read = spufs_signal1_read,
 	.write = spufs_signal1_write,
@@ -835,8 +824,8 @@ static int spufs_signal2_open(struct inode *inode, struct file *file)
 	struct spufs_inode_info *i = SPUFS_I(inode);
 	struct spu_context *ctx = i->i_ctx;
 	file->private_data = ctx;
-	file->f_mapping = inode->i_mapping;
 	ctx->signal2 = inode->i_mapping;
+	smp_wmb();
 	return nonseekable_open(inode, file);
 }
 
@@ -899,23 +888,23 @@ static ssize_t spufs_signal2_write(struct file *file, const char __user *buf,
 }
 
 #if SPUFS_MMAP_4K
-static struct page *spufs_signal2_mmap_nopage(struct vm_area_struct *vma,
-					      unsigned long address, int *type)
+static unsigned long spufs_signal2_mmap_nopfn(struct vm_area_struct *vma,
+					      unsigned long address)
 {
 #if PAGE_SIZE == 0x1000
-	return spufs_ps_nopage(vma, address, type, 0x1c000, 0x1000);
+	return spufs_ps_nopfn(vma, address, 0x1c000, 0x1000);
 #elif PAGE_SIZE == 0x10000
 	/* For 64k pages, both signal1 and signal2 can be used to mmap the whole
 	 * signal 1 and 2 area
 	 */
-	return spufs_ps_nopage(vma, address, type, 0x10000, 0x10000);
+	return spufs_ps_nopfn(vma, address, 0x10000, 0x10000);
 #else
 #error unsupported page size
 #endif
 }
 
 static struct vm_operations_struct spufs_signal2_mmap_vmops = {
-	.nopage = spufs_signal2_mmap_nopage,
+	.nopfn = spufs_signal2_mmap_nopfn,
 };
 
 static int spufs_signal2_mmap(struct file *file, struct vm_area_struct *vma)
@@ -923,7 +912,7 @@ static int spufs_signal2_mmap(struct file *file, struct vm_area_struct *vma)
 	if (!(vma->vm_flags & VM_SHARED))
 		return -EINVAL;
 
-	vma->vm_flags |= VM_IO;
+	vma->vm_flags |= VM_IO | VM_PFNMAP;
 	vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 				     | _PAGE_NO_CACHE | _PAGE_GUARDED);
 
@@ -934,7 +923,7 @@ static int spufs_signal2_mmap(struct file *file, struct vm_area_struct *vma)
 #define spufs_signal2_mmap NULL
 #endif /* !SPUFS_MMAP_4K */
 
-static struct file_operations spufs_signal2_fops = {
+static const struct file_operations spufs_signal2_fops = {
 	.open = spufs_signal2_open,
 	.read = spufs_signal2_read,
 	.write = spufs_signal2_write,
@@ -1000,14 +989,14 @@ DEFINE_SIMPLE_ATTRIBUTE(spufs_signal2_type, spufs_signal2_type_get,
 					spufs_signal2_type_set, "%llu");
 
 #if SPUFS_MMAP_4K
-static struct page *spufs_mss_mmap_nopage(struct vm_area_struct *vma,
-					   unsigned long address, int *type)
+static unsigned long spufs_mss_mmap_nopfn(struct vm_area_struct *vma,
+					  unsigned long address)
 {
-	return spufs_ps_nopage(vma, address, type, 0x0000, 0x1000);
+	return spufs_ps_nopfn(vma, address, 0x0000, 0x1000);
 }
 
 static struct vm_operations_struct spufs_mss_mmap_vmops = {
-	.nopage = spufs_mss_mmap_nopage,
+	.nopfn = spufs_mss_mmap_nopfn,
 };
 
 /*
@@ -1018,7 +1007,7 @@ static int spufs_mss_mmap(struct file *file, struct vm_area_struct *vma)
 	if (!(vma->vm_flags & VM_SHARED))
 		return -EINVAL;
 
-	vma->vm_flags |= VM_IO;
+	vma->vm_flags |= VM_IO | VM_PFNMAP;
 	vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 				     | _PAGE_NO_CACHE | _PAGE_GUARDED);
 
@@ -1032,24 +1021,27 @@ static int spufs_mss_mmap(struct file *file, struct vm_area_struct *vma)
 static int spufs_mss_open(struct inode *inode, struct file *file)
 {
 	struct spufs_inode_info *i = SPUFS_I(inode);
+	struct spu_context *ctx = i->i_ctx;
 
 	file->private_data = i->i_ctx;
+	ctx->mss = inode->i_mapping;
+	smp_wmb();
 	return nonseekable_open(inode, file);
 }
 
-static struct file_operations spufs_mss_fops = {
+static const struct file_operations spufs_mss_fops = {
 	.open	 = spufs_mss_open,
 	.mmap	 = spufs_mss_mmap,
 };
 
-static struct page *spufs_psmap_mmap_nopage(struct vm_area_struct *vma,
-					   unsigned long address, int *type)
+static unsigned long spufs_psmap_mmap_nopfn(struct vm_area_struct *vma,
+					    unsigned long address)
 {
-	return spufs_ps_nopage(vma, address, type, 0x0000, 0x20000);
+	return spufs_ps_nopfn(vma, address, 0x0000, 0x20000);
 }
 
 static struct vm_operations_struct spufs_psmap_mmap_vmops = {
-	.nopage = spufs_psmap_mmap_nopage,
+	.nopfn = spufs_psmap_mmap_nopfn,
 };
 
 /*
@@ -1060,7 +1052,7 @@ static int spufs_psmap_mmap(struct file *file, struct vm_area_struct *vma)
 	if (!(vma->vm_flags & VM_SHARED))
 		return -EINVAL;
 
-	vma->vm_flags |= VM_IO;
+	vma->vm_flags |= VM_IO | VM_PFNMAP;
 	vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 				     | _PAGE_NO_CACHE | _PAGE_GUARDED);
 
@@ -1071,26 +1063,29 @@ static int spufs_psmap_mmap(struct file *file, struct vm_area_struct *vma)
 static int spufs_psmap_open(struct inode *inode, struct file *file)
 {
 	struct spufs_inode_info *i = SPUFS_I(inode);
+	struct spu_context *ctx = i->i_ctx;
 
 	file->private_data = i->i_ctx;
+	ctx->psmap = inode->i_mapping;
+	smp_wmb();
 	return nonseekable_open(inode, file);
 }
 
-static struct file_operations spufs_psmap_fops = {
+static const struct file_operations spufs_psmap_fops = {
 	.open	 = spufs_psmap_open,
 	.mmap	 = spufs_psmap_mmap,
 };
 
 
 #if SPUFS_MMAP_4K
-static struct page *spufs_mfc_mmap_nopage(struct vm_area_struct *vma,
-					   unsigned long address, int *type)
+static unsigned long spufs_mfc_mmap_nopfn(struct vm_area_struct *vma,
+					  unsigned long address)
 {
-	return spufs_ps_nopage(vma, address, type, 0x3000, 0x1000);
+	return spufs_ps_nopfn(vma, address, 0x3000, 0x1000);
 }
 
 static struct vm_operations_struct spufs_mfc_mmap_vmops = {
-	.nopage = spufs_mfc_mmap_nopage,
+	.nopfn = spufs_mfc_mmap_nopfn,
 };
 
 /*
@@ -1101,7 +1096,7 @@ static int spufs_mfc_mmap(struct file *file, struct vm_area_struct *vma)
 	if (!(vma->vm_flags & VM_SHARED))
 		return -EINVAL;
 
-	vma->vm_flags |= VM_IO;
+	vma->vm_flags |= VM_IO | VM_PFNMAP;
 	vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot)
 				     | _PAGE_NO_CACHE | _PAGE_GUARDED);
 
@@ -1125,6 +1120,8 @@ static int spufs_mfc_open(struct inode *inode, struct file *file)
 		return -EBUSY;
 
 	file->private_data = ctx;
+	ctx->mfc = inode->i_mapping;
+	smp_wmb();
 	return nonseekable_open(inode, file);
 }
 
@@ -1393,7 +1390,7 @@ static int spufs_mfc_fasync(int fd, struct file *file, int on)
 	return fasync_helper(fd, file, on, &ctx->mfc_fasync);
 }
 
-static struct file_operations spufs_mfc_fops = {
+static const struct file_operations spufs_mfc_fops = {
 	.open	 = spufs_mfc_open,
 	.read	 = spufs_mfc_read,
 	.write	 = spufs_mfc_write,
@@ -1650,7 +1647,7 @@ static ssize_t spufs_mbox_info_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static struct file_operations spufs_mbox_info_fops = {
+static const struct file_operations spufs_mbox_info_fops = {
 	.open = spufs_info_open,
 	.read = spufs_mbox_info_read,
 	.llseek  = generic_file_llseek,
@@ -1688,7 +1685,7 @@ static ssize_t spufs_ibox_info_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static struct file_operations spufs_ibox_info_fops = {
+static const struct file_operations spufs_ibox_info_fops = {
 	.open = spufs_info_open,
 	.read = spufs_ibox_info_read,
 	.llseek  = generic_file_llseek,
@@ -1729,7 +1726,7 @@ static ssize_t spufs_wbox_info_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static struct file_operations spufs_wbox_info_fops = {
+static const struct file_operations spufs_wbox_info_fops = {
 	.open = spufs_info_open,
 	.read = spufs_wbox_info_read,
 	.llseek  = generic_file_llseek,
@@ -1779,7 +1776,7 @@ static ssize_t spufs_dma_info_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static struct file_operations spufs_dma_info_fops = {
+static const struct file_operations spufs_dma_info_fops = {
 	.open = spufs_info_open,
 	.read = spufs_dma_info_read,
 };
@@ -1830,7 +1827,7 @@ static ssize_t spufs_proxydma_info_read(struct file *file, char __user *buf,
 	return ret;
 }
 
-static struct file_operations spufs_proxydma_info_fops = {
+static const struct file_operations spufs_proxydma_info_fops = {
 	.open = spufs_info_open,
 	.read = spufs_proxydma_info_read,
 };
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index 738b9244382..8079983ef94 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -220,11 +220,11 @@ static int spufs_dir_close(struct inode *inode, struct file *file)
 	return dcache_dir_close(inode, file);
 }
 
-struct inode_operations spufs_dir_inode_operations = {
+const struct inode_operations spufs_dir_inode_operations = {
 	.lookup = simple_lookup,
 };
 
-struct file_operations spufs_context_fops = {
+const struct file_operations spufs_context_fops = {
 	.open		= dcache_dir_open,
 	.release	= spufs_dir_close,
 	.llseek		= dcache_dir_lseek,
@@ -372,7 +372,7 @@ static int spufs_gang_close(struct inode *inode, struct file *file)
 	return dcache_dir_close(inode, file);
 }
 
-struct file_operations spufs_gang_fops = {
+const struct file_operations spufs_gang_fops = {
 	.open		= dcache_dir_open,
 	.release	= spufs_gang_close,
 	.llseek		= dcache_dir_lseek,
diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h
index 70fb13395c0..0941c56df9b 100644
--- a/arch/powerpc/platforms/cell/spufs/spufs.h
+++ b/arch/powerpc/platforms/cell/spufs/spufs.h
@@ -51,6 +51,8 @@ struct spu_context {
 	struct address_space *cntl; 	   /* 'control' area mappings. */
 	struct address_space *signal1; 	   /* 'signal1' area mappings. */
 	struct address_space *signal2; 	   /* 'signal2' area mappings. */
+	struct address_space *mss; 	   /* 'mss' area mappings. */
+	struct address_space *psmap; 	   /* 'psmap' area mappings. */
 	u64 object_id;		   /* user space pointer for oprofile */
 
 	enum { SPU_STATE_RUNNABLE, SPU_STATE_SAVED } state;
@@ -149,7 +151,7 @@ long spufs_run_spu(struct file *file,
 		   struct spu_context *ctx, u32 *npc, u32 *status);
 long spufs_create(struct nameidata *nd,
 			 unsigned int flags, mode_t mode);
-extern struct file_operations spufs_context_fops;
+extern const struct file_operations spufs_context_fops;
 
 /* gang management */
 struct spu_gang *alloc_spu_gang(void);
diff --git a/arch/powerpc/platforms/celleb/htab.c b/arch/powerpc/platforms/celleb/htab.c
index ffa7c2c2030..279d7339e17 100644
--- a/arch/powerpc/platforms/celleb/htab.c
+++ b/arch/powerpc/platforms/celleb/htab.c
@@ -95,7 +95,6 @@ static long beat_lpar_hpte_insert(unsigned long hpte_group,
 	unsigned long lpar_rc;
 	unsigned long slot;
 	unsigned long hpte_v, hpte_r;
-	unsigned long flags;
 
 	/* same as iseries */
 	if (vflags & HPTE_V_SECONDARY)
@@ -115,17 +114,17 @@ static long beat_lpar_hpte_insert(unsigned long hpte_group,
 	if (rflags & (_PAGE_GUARDED|_PAGE_NO_CACHE))
 		hpte_r &= ~_PAGE_COHERENT;
 
-	spin_lock_irqsave(&beat_htab_lock, flags);
+	spin_lock(&beat_htab_lock);
 	if ((lpar_rc = beat_read_mask(hpte_group)) == 0) {
 		if (!(vflags & HPTE_V_BOLTED))
 			DBG_LOW(" full\n");
-		spin_unlock_irqrestore(&beat_htab_lock, flags);
+		spin_unlock(&beat_htab_lock);
 		return -1;
 	}
 
 	lpar_rc = beat_insert_htab_entry(0, hpte_group, lpar_rc << 48,
 		hpte_v, hpte_r, &slot);
-	spin_unlock_irqrestore(&beat_htab_lock, flags);
+	spin_unlock(&beat_htab_lock);
 
 	/*
 	 * Since we try and ioremap PHBs we don't own, the pte insert
@@ -189,7 +188,6 @@ static long beat_lpar_hpte_updatepp(unsigned long slot,
 {
 	unsigned long lpar_rc;
 	unsigned long dummy0, dummy1, want_v;
-	unsigned long flags;
 
 	want_v = hpte_encode_v(va, psize);
 
@@ -197,17 +195,17 @@ static long beat_lpar_hpte_updatepp(unsigned long slot,
 		"avpnv=%016lx, slot=%016lx, psize: %d, newpp %016lx ... ",
 		want_v & HPTE_V_AVPN, slot, psize, newpp);
 
-	spin_lock_irqsave(&beat_htab_lock, flags);
+	spin_lock(&beat_htab_lock);
 	dummy0 = beat_lpar_hpte_getword0(slot);
 	if ((dummy0 & ~0x7FUL) != (want_v & ~0x7FUL)) {
 		DBG_LOW("not found !\n");
-		spin_unlock_irqrestore(&beat_htab_lock, flags);
+		spin_unlock(&beat_htab_lock);
 		return -1;
 	}
 
 	lpar_rc = beat_write_htab_entry(0, slot, 0, newpp, 0, 7, &dummy0,
 					&dummy1);
-	spin_unlock_irqrestore(&beat_htab_lock, flags);
+	spin_unlock(&beat_htab_lock);
 	if (lpar_rc != 0 || dummy0 == 0) {
 		DBG_LOW("not found !\n");
 		return -1;
@@ -256,18 +254,17 @@ static void beat_lpar_hpte_updateboltedpp(unsigned long newpp,
 					  int psize)
 {
 	unsigned long lpar_rc, slot, vsid, va, dummy0, dummy1;
-	unsigned long flags;
 
 	vsid = get_kernel_vsid(ea);
 	va = (vsid << 28) | (ea & 0x0fffffff);
 
-	spin_lock_irqsave(&beat_htab_lock, flags);
+	spin_lock(&beat_htab_lock);
 	slot = beat_lpar_hpte_find(va, psize);
 	BUG_ON(slot == -1);
 
 	lpar_rc = beat_write_htab_entry(0, slot, 0, newpp, 0, 7,
 		&dummy0, &dummy1);
-	spin_unlock_irqrestore(&beat_htab_lock, flags);
+	spin_unlock(&beat_htab_lock);
 
 	BUG_ON(lpar_rc != 0);
 }
diff --git a/arch/powerpc/platforms/celleb/pci.c b/arch/powerpc/platforms/celleb/pci.c
index 867f83a7d0c..98de836dfed 100644
--- a/arch/powerpc/platforms/celleb/pci.c
+++ b/arch/powerpc/platforms/celleb/pci.c
@@ -65,13 +65,13 @@ static inline u8 celleb_fake_config_readb(void *addr)
 
 static inline u16 celleb_fake_config_readw(void *addr)
 {
-	u16 *p = addr;
+	__le16 *p = addr;
 	return le16_to_cpu(*p);
 }
 
 static inline u32 celleb_fake_config_readl(void *addr)
 {
-	u32 *p = addr;
+	__le32 *p = addr;
 	return le32_to_cpu(*p);
 }
 
@@ -83,16 +83,16 @@ static inline void celleb_fake_config_writeb(u32 val, void *addr)
 
 static inline void celleb_fake_config_writew(u32 val, void *addr)
 {
-	u16 val16;
-	u16 *p = addr;
+	__le16 val16;
+	__le16 *p = addr;
 	val16 = cpu_to_le16(val);
 	*p = val16;
 }
 
 static inline void celleb_fake_config_writel(u32 val, void *addr)
 {
-	u32 val32;
-	u32 *p = addr;
+	__le32 val32;
+	__le32 *p = addr;
 	val32 = cpu_to_le32(val);
 	*p = val32;
 }
diff --git a/arch/powerpc/platforms/celleb/scc_epci.c b/arch/powerpc/platforms/celleb/scc_epci.c
index 0edbc0c4f33..c11b39c3776 100644
--- a/arch/powerpc/platforms/celleb/scc_epci.c
+++ b/arch/powerpc/platforms/celleb/scc_epci.c
@@ -47,7 +47,7 @@
 #if 0 /* test code for epci dummy read */
 static void celleb_epci_dummy_read(struct pci_dev *dev)
 {
-	void *epci_base;
+	void __iomem *epci_base;
 	struct device_node *node;
 	struct pci_controller *hose;
 	u32 val;
@@ -58,7 +58,7 @@ static void celleb_epci_dummy_read(struct pci_dev *dev)
 	if (!hose)
 		return;
 
-	epci_base = (void *)hose->cfg_addr;
+	epci_base = hose->cfg_addr;
 
 	val = in_be32(epci_base + SCC_EPCI_WATRP);
 	iosync();
@@ -71,18 +71,18 @@ static inline void clear_and_disable_master_abort_interrupt(
 					struct pci_controller *hose)
 {
 	void __iomem *addr;
-	addr = (void *)hose->cfg_addr + PCI_COMMAND;
+	addr = hose->cfg_addr + PCI_COMMAND;
 	out_be32(addr, in_be32(addr) | (PCI_STATUS_REC_MASTER_ABORT << 16));
 }
 
 static int celleb_epci_check_abort(struct pci_controller *hose,
-				   unsigned long addr)
+				   void __iomem *addr)
 {
 	void __iomem *reg, *epci_base;
 	u32 val;
 
 	iob();
-	epci_base = (void *)hose->cfg_addr;
+	epci_base = hose->cfg_addr;
 
 	reg = epci_base + PCI_COMMAND;
 	val = in_be32(reg);
@@ -108,23 +108,23 @@ static int celleb_epci_check_abort(struct pci_controller *hose,
 	return PCIBIOS_SUCCESSFUL;
 }
 
-static unsigned long celleb_epci_make_config_addr(struct pci_controller *hose,
+static void __iomem *celleb_epci_make_config_addr(struct pci_controller *hose,
 					unsigned int devfn, int where)
 {
-	unsigned long addr;
+	void __iomem *addr;
 	struct pci_bus *bus = hose->bus;
 
 	if (bus->self)
-		addr = (unsigned long)hose->cfg_data +
+		addr = hose->cfg_data +
 		       (((bus->number & 0xff) << 16)
 		        | ((devfn & 0xff) << 8)
 		        | (where & 0xff)
 		        | 0x01000000);
 	else
-		addr = (unsigned long)hose->cfg_data +
+		addr = hose->cfg_data +
 		       (((devfn & 0xff) << 8) | (where & 0xff));
 
-	pr_debug("EPCI: config_addr = 0x%016lx\n", addr);
+	pr_debug("EPCI: config_addr = 0x%p\n", addr);
 
 	return addr;
 }
@@ -132,7 +132,7 @@ static unsigned long celleb_epci_make_config_addr(struct pci_controller *hose,
 static int celleb_epci_read_config(struct pci_bus *bus,
 			unsigned int devfn, int where, int size, u32 * val)
 {
-	unsigned long addr;
+	void __iomem *addr;
 	struct device_node *node;
 	struct pci_controller *hose;
 
@@ -148,17 +148,17 @@ static int celleb_epci_read_config(struct pci_bus *bus,
 	if (bus->number == hose->first_busno && devfn == 0) {
 		/* EPCI controller self */
 
-		addr = (unsigned long)hose->cfg_addr + where;
+		addr = hose->cfg_addr + where;
 
 		switch (size) {
 		case 1:
-			*val = in_8((u8 *)addr);
+			*val = in_8(addr);
 			break;
 		case 2:
-			*val = in_be16((u16 *)addr);
+			*val = in_be16(addr);
 			break;
 		case 4:
-			*val = in_be32((u32 *)addr);
+			*val = in_be32(addr);
 			break;
 		default:
 			return PCIBIOS_DEVICE_NOT_FOUND;
@@ -171,13 +171,13 @@ static int celleb_epci_read_config(struct pci_bus *bus,
 
 		switch (size) {
 		case 1:
-			*val = in_8((u8 *)addr);
+			*val = in_8(addr);
 			break;
 		case 2:
-			*val = in_le16((u16 *)addr);
+			*val = in_le16(addr);
 			break;
 		case 4:
-			*val = in_le32((u32 *)addr);
+			*val = in_le32(addr);
 			break;
 		default:
 			return PCIBIOS_DEVICE_NOT_FOUND;
@@ -188,13 +188,13 @@ static int celleb_epci_read_config(struct pci_bus *bus,
 		 "addr=0x%lx, devfn=0x%x, where=0x%x, size=0x%x, val=0x%x\n",
 		 addr, devfn, where, size, *val);
 
-	return celleb_epci_check_abort(hose, 0);
+	return celleb_epci_check_abort(hose, NULL);
 }
 
 static int celleb_epci_write_config(struct pci_bus *bus,
 			unsigned int devfn, int where, int size, u32 val)
 {
-	unsigned long addr;
+	void __iomem *addr;
 	struct device_node *node;
 	struct pci_controller *hose;
 
@@ -210,17 +210,17 @@ static int celleb_epci_write_config(struct pci_bus *bus,
 	if (bus->number == hose->first_busno && devfn == 0) {
 		/* EPCI controller self */
 
-		addr = (unsigned long)hose->cfg_addr + where;
+		addr = hose->cfg_addr + where;
 
 		switch (size) {
 		case 1:
-			out_8((u8 *)addr, val);
+			out_8(addr, val);
 			break;
 		case 2:
-			out_be16((u16 *)addr, val);
+			out_be16(addr, val);
 			break;
 		case 4:
-			out_be32((u32 *)addr, val);
+			out_be32(addr, val);
 			break;
 		default:
 			return PCIBIOS_DEVICE_NOT_FOUND;
@@ -233,13 +233,13 @@ static int celleb_epci_write_config(struct pci_bus *bus,
 
 		switch (size) {
 		case 1:
-			out_8((u8 *)addr, val);
+			out_8(addr, val);
 			break;
 		case 2:
-			out_le16((u16 *)addr, val);
+			out_le16(addr, val);
 			break;
 		case 4:
-			out_le32((u32 *)addr, val);
+			out_le32(addr, val);
 			break;
 		default:
 			return PCIBIOS_DEVICE_NOT_FOUND;
@@ -261,7 +261,7 @@ static int __devinit celleb_epci_init(struct pci_controller *hose)
 	void __iomem *reg, *epci_base;
 	int hwres = 0;
 
-	epci_base = (void *)hose->cfg_addr;
+	epci_base = hose->cfg_addr;
 
 	/* PCI core reset(Internal bus and PCI clock) */
 	reg = epci_base + SCC_EPCI_CKCTRL;
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index e1f51d45598..117c9a0055b 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -75,7 +75,7 @@ extern irqreturn_t xmon_irq(int, void *);
 extern unsigned long loops_per_jiffy;
 
 /* To be replaced by RTAS when available */
-static unsigned int *briq_SPOR;
+static unsigned int __iomem *briq_SPOR;
 
 #ifdef CONFIG_SMP
 extern struct smp_ops_t chrp_smp_ops;
@@ -267,7 +267,7 @@ void __init chrp_setup_arch(void)
 	} else if (machine && strncmp(machine, "TotalImpact,BRIQ-1", 18) == 0) {
 		_chrp_type = _CHRP_briq;
 		/* Map the SPOR register on briq and change the restart hook */
-		briq_SPOR = (unsigned int *)ioremap(0xff0000e8, 4);
+		briq_SPOR = ioremap(0xff0000e8, 4);
 		ppc_md.restart = briq_restart;
 	} else {
 		/* Let's assume it is an IBM chrp if all else fails */
diff --git a/arch/powerpc/platforms/embedded6xx/linkstation.c b/arch/powerpc/platforms/embedded6xx/linkstation.c
index 61599d919ea..3f6c4114f90 100644
--- a/arch/powerpc/platforms/embedded6xx/linkstation.c
+++ b/arch/powerpc/platforms/embedded6xx/linkstation.c
@@ -13,7 +13,6 @@
 #include <linux/kernel.h>
 #include <linux/pci.h>
 #include <linux/initrd.h>
-#include <linux/root_dev.h>
 #include <linux/mtd/physmap.h>
 
 #include <asm/time.h>
@@ -91,17 +90,6 @@ static void __init linkstation_setup_arch(void)
 			       ARRAY_SIZE(linkstation_physmap_partitions));
 #endif
 
-#ifdef CONFIG_BLK_DEV_INITRD
-	if (initrd_start)
-		ROOT_DEV = Root_RAM0;
-	else
-#endif
-#ifdef	CONFIG_ROOT_NFS
-		ROOT_DEV = Root_NFS;
-#else
-		ROOT_DEV = Root_HDA1;
-#endif
-
 	/* Lookup PCI host bridges */
 	for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
 		add_bridge(np);
diff --git a/arch/powerpc/platforms/iseries/lpevents.c b/arch/powerpc/platforms/iseries/lpevents.c
index c1f4502a3c6..91df52a1899 100644
--- a/arch/powerpc/platforms/iseries/lpevents.c
+++ b/arch/powerpc/platforms/iseries/lpevents.c
@@ -308,7 +308,7 @@ static int proc_lpevents_open(struct inode *inode, struct file *file)
 	return single_open(file, proc_lpevents_show, NULL);
 }
 
-static struct file_operations proc_lpevents_operations = {
+static const struct file_operations proc_lpevents_operations = {
 	.open		= proc_lpevents_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
diff --git a/arch/powerpc/platforms/iseries/mf.c b/arch/powerpc/platforms/iseries/mf.c
index 1ad0e4aaad1..b1187d95e3b 100644
--- a/arch/powerpc/platforms/iseries/mf.c
+++ b/arch/powerpc/platforms/iseries/mf.c
@@ -1224,7 +1224,7 @@ out:
 	return rc;
 }
 
-static struct file_operations proc_vmlinux_operations = {
+static const struct file_operations proc_vmlinux_operations = {
 	.write		= proc_mf_change_vmlinux,
 };
 
@@ -1253,7 +1253,6 @@ static int __init mf_proc_init(void)
 		ent = create_proc_entry("cmdline", S_IFREG|S_IRUSR|S_IWUSR, mf);
 		if (!ent)
 			return 1;
-		ent->nlink = 1;
 		ent->data = (void *)(long)i;
 		ent->read_proc = proc_mf_dump_cmdline;
 		ent->write_proc = proc_mf_change_cmdline;
@@ -1264,7 +1263,6 @@ static int __init mf_proc_init(void)
 		ent = create_proc_entry("vmlinux", S_IFREG|S_IWUSR, mf);
 		if (!ent)
 			return 1;
-		ent->nlink = 1;
 		ent->data = (void *)(long)i;
 		ent->proc_fops = &proc_vmlinux_operations;
 	}
@@ -1272,7 +1270,6 @@ static int __init mf_proc_init(void)
 	ent = create_proc_entry("side", S_IFREG|S_IRUSR|S_IWUSR, mf_proc_root);
 	if (!ent)
 		return 1;
-	ent->nlink = 1;
 	ent->data = (void *)0;
 	ent->read_proc = proc_mf_dump_side;
 	ent->write_proc = proc_mf_change_side;
@@ -1280,7 +1277,6 @@ static int __init mf_proc_init(void)
 	ent = create_proc_entry("src", S_IFREG|S_IRUSR|S_IWUSR, mf_proc_root);
 	if (!ent)
 		return 1;
-	ent->nlink = 1;
 	ent->data = (void *)0;
 	ent->read_proc = proc_mf_dump_src;
 	ent->write_proc = proc_mf_change_src;
diff --git a/arch/powerpc/platforms/iseries/proc.c b/arch/powerpc/platforms/iseries/proc.c
index b54e37101e6..f2cde418020 100644
--- a/arch/powerpc/platforms/iseries/proc.c
+++ b/arch/powerpc/platforms/iseries/proc.c
@@ -101,7 +101,7 @@ static int proc_titantod_open(struct inode *inode, struct file *file)
 	return single_open(file, proc_titantod_show, NULL);
 }
 
-static struct file_operations proc_titantod_operations = {
+static const struct file_operations proc_titantod_operations = {
 	.open		= proc_titantod_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
diff --git a/arch/powerpc/platforms/iseries/viopath.c b/arch/powerpc/platforms/iseries/viopath.c
index a6799ed34a6..e2100ece9c6 100644
--- a/arch/powerpc/platforms/iseries/viopath.c
+++ b/arch/powerpc/platforms/iseries/viopath.c
@@ -173,7 +173,7 @@ static int proc_viopath_open(struct inode *inode, struct file *file)
 	return single_open(file, proc_viopath_show, NULL);
 }
 
-static struct file_operations proc_viopath_operations = {
+static const struct file_operations proc_viopath_operations = {
 	.open		= proc_viopath_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index d949e9df41e..651fa424ea0 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -506,8 +506,8 @@ void note_bootable_part(dev_t dev, int part, int goodness)
 	if ((goodness <= current_root_goodness) &&
 	    ROOT_DEV != DEFAULT_ROOT_DEVICE)
 		return;
-	p = strstr(saved_command_line, "root=");
-	if (p != NULL && (p == saved_command_line || p[-1] == ' '))
+	p = strstr(boot_command_line, "root=");
+	if (p != NULL && (p == boot_command_line || p[-1] == ' '))
 		return;
 
 	if (!found_boot) {
diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig
index de52ec4e9e5..4be3943d1c0 100644
--- a/arch/powerpc/platforms/ps3/Kconfig
+++ b/arch/powerpc/platforms/ps3/Kconfig
@@ -51,4 +51,15 @@ config PS3_VUART
 	  including the System Manager and AV Settings.  In
 	  general, all users will say Y.
 
+config PS3_PS3AV
+	tristate "PS3 AV settings driver"
+	depends on PPC_PS3
+	select PS3_VUART
+	default y
+	help
+	  Include support for the PS3 AV Settings driver.
+
+	  This support is required for graphics and sound. In
+	  general, all users will say Y or M.
+
 endmenu
diff --git a/arch/powerpc/platforms/ps3/htab.c b/arch/powerpc/platforms/ps3/htab.c
index a4b5a1bc60f..e12e59fea13 100644
--- a/arch/powerpc/platforms/ps3/htab.c
+++ b/arch/powerpc/platforms/ps3/htab.c
@@ -2,7 +2,7 @@
  *  PS3 pagetable management routines.
  *
  *  Copyright (C) 2006 Sony Computer Entertainment Inc.
- *  Copyright 2006 Sony Corp.
+ *  Copyright 2006, 2007 Sony Corporation
  *
  *  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
@@ -24,6 +24,7 @@
 #include <asm/lmb.h>
 #include <asm/udbg.h>
 #include <asm/lv1call.h>
+#include <asm/ps3fb.h>
 
 #include "platform.h"
 
@@ -233,6 +234,9 @@ static void ps3_hpte_invalidate(unsigned long slot, unsigned long va,
 
 static void ps3_hpte_clear(void)
 {
+	/* Make sure to clean up the frame buffer device first */
+	ps3fb_cleanup();
+
 	lv1_unmap_htab(htab_addr);
 }
 
diff --git a/arch/powerpc/platforms/ps3/interrupt.c b/arch/powerpc/platforms/ps3/interrupt.c
index bb17283275a..631c3009561 100644
--- a/arch/powerpc/platforms/ps3/interrupt.c
+++ b/arch/powerpc/platforms/ps3/interrupt.c
@@ -194,6 +194,7 @@ int ps3_alloc_io_irq(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
 
 	return result;
 }
+EXPORT_SYMBOL_GPL(ps3_alloc_io_irq);
 
 int ps3_free_io_irq(unsigned int virq)
 {
@@ -209,6 +210,7 @@ int ps3_free_io_irq(unsigned int virq)
 
 	return result;
 }
+EXPORT_SYMBOL_GPL(ps3_free_io_irq);
 
 /**
  * ps3_alloc_event_irq - Allocate a virq for use with a system event.
diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c
index e62505e1881..13d669a8eca 100644
--- a/arch/powerpc/platforms/ps3/setup.c
+++ b/arch/powerpc/platforms/ps3/setup.c
@@ -24,6 +24,7 @@
 #include <linux/root_dev.h>
 #include <linux/console.h>
 #include <linux/kexec.h>
+#include <linux/bootmem.h>
 
 #include <asm/machdep.h>
 #include <asm/firmware.h>
@@ -80,6 +81,46 @@ static void ps3_panic(char *str)
 	for (;;) ;
 }
 
+
+static void prealloc(struct ps3_prealloc *p)
+{
+	if (!p->size)
+		return;
+
+	p->address = __alloc_bootmem(p->size, p->align, __pa(MAX_DMA_ADDRESS));
+	if (!p->address) {
+		printk(KERN_ERR "%s: Cannot allocate %s\n", __FUNCTION__,
+		       p->name);
+		return;
+	}
+
+	printk(KERN_INFO "%s: %lu bytes at %p\n", p->name, p->size,
+	       p->address);
+}
+
+#ifdef CONFIG_FB_PS3
+struct ps3_prealloc ps3fb_videomemory = {
+    .name = "ps3fb videomemory",
+    .size = CONFIG_FB_PS3_DEFAULT_SIZE_M*1024*1024,
+    .align = 1024*1024			/* the GPU requires 1 MiB alignment */
+};
+#define prealloc_ps3fb_videomemory()	prealloc(&ps3fb_videomemory)
+
+static int __init early_parse_ps3fb(char *p)
+{
+	if (!p)
+		return 1;
+
+	ps3fb_videomemory.size = _ALIGN_UP(memparse(p, &p),
+					   ps3fb_videomemory.align);
+	return 0;
+}
+early_param("ps3fb", early_parse_ps3fb);
+#else
+#define prealloc_ps3fb_videomemory()	do { } while (0)
+#endif
+
+
 static void __init ps3_setup_arch(void)
 {
 	union ps3_firmware_version v;
@@ -101,6 +142,7 @@ static void __init ps3_setup_arch(void)
 	conswitchp = &dummy_con;
 #endif
 
+	prealloc_ps3fb_videomemory();
 	ppc_md.power_save = ps3_power_save;
 
 	DBG(" <- %s:%d\n", __func__, __LINE__);
diff --git a/arch/powerpc/platforms/ps3/spu.c b/arch/powerpc/platforms/ps3/spu.c
index d1929721b0e..a397e4e17c1 100644
--- a/arch/powerpc/platforms/ps3/spu.c
+++ b/arch/powerpc/platforms/ps3/spu.c
@@ -170,31 +170,6 @@ static int __init construct_spu(struct spu *spu)
 	return result;
 }
 
-static int __init add_spu_pages(unsigned long start_addr, unsigned long size)
-{
-	int result;
-	unsigned long start_pfn;
-	unsigned long nr_pages;
-	struct pglist_data *pgdata;
-	struct zone *zone;
-
-	BUG_ON(!mem_init_done);
-
-	start_pfn = start_addr >> PAGE_SHIFT;
-	nr_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
-
-	pgdata = NODE_DATA(0);
-	zone = pgdata->node_zones;
-
-	result = __add_pages(zone, start_pfn, nr_pages);
-
-	if (result)
-		pr_debug("%s:%d: __add_pages failed: (%d)\n",
-			__func__, __LINE__, result);
-
-	return result;
-}
-
 static void spu_unmap(struct spu *spu)
 {
 	iounmap(spu->priv2);
@@ -206,19 +181,6 @@ static void spu_unmap(struct spu *spu)
 static int __init setup_areas(struct spu *spu)
 {
 	struct table {char* name; unsigned long addr; unsigned long size;};
-	int result;
-
-	/* setup pages */
-
-	result = add_spu_pages(spu->local_store_phys, LS_SIZE);
-	if (result)
-		goto fail_add;
-
-	result = add_spu_pages(spu->problem_phys, sizeof(struct spu_problem));
-	if (result)
-		goto fail_add;
-
-	/* ioremap */
 
 	spu_pdata(spu)->shadow = __ioremap(
 		spu_pdata(spu)->shadow_addr, sizeof(struct spe_shadow),
@@ -260,8 +222,8 @@ static int __init setup_areas(struct spu *spu)
 
 fail_ioremap:
 	spu_unmap(spu);
-fail_add:
-	return result;
+
+	return -ENOMEM;
 }
 
 static int __init setup_interrupts(struct spu *spu)
diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c
index bce6136cbce..a9f7e4a39a2 100644
--- a/arch/powerpc/platforms/ps3/system-bus.c
+++ b/arch/powerpc/platforms/ps3/system-bus.c
@@ -57,6 +57,7 @@ int ps3_mmio_region_create(struct ps3_mmio_region *r)
 	dump_mmio_region(r);
 	return result;
 }
+EXPORT_SYMBOL_GPL(ps3_mmio_region_create);
 
 int ps3_free_mmio_region(struct ps3_mmio_region *r)
 {
@@ -72,6 +73,7 @@ int ps3_free_mmio_region(struct ps3_mmio_region *r)
 	r->lpar_addr = 0;
 	return result;
 }
+EXPORT_SYMBOL_GPL(ps3_free_mmio_region);
 
 static int ps3_system_bus_match(struct device *_dev,
 	struct device_driver *_drv)
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 9437f48cc9e..6cedbc002e0 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -1078,7 +1078,7 @@ static int proc_eeh_open(struct inode *inode, struct file *file)
 	return single_open(file, proc_eeh_show, NULL);
 }
 
-static struct file_operations proc_eeh_operations = {
+static const struct file_operations proc_eeh_operations = {
 	.open      = proc_eeh_open,
 	.read      = seq_read,
 	.llseek    = seq_lseek,
diff --git a/arch/powerpc/platforms/pseries/hvCall_inst.c b/arch/powerpc/platforms/pseries/hvCall_inst.c
index 3ddc04925d5..eae51ef9af2 100644
--- a/arch/powerpc/platforms/pseries/hvCall_inst.c
+++ b/arch/powerpc/platforms/pseries/hvCall_inst.c
@@ -90,7 +90,7 @@ static int hcall_inst_seq_open(struct inode *inode, struct file *file)
 	return rc;
 }
 
-static struct file_operations hcall_inst_seq_fops = {
+static const struct file_operations hcall_inst_seq_fops = {
 	.open = hcall_inst_seq_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c
index c69bd15ced9..fa59124ce3f 100644
--- a/arch/powerpc/platforms/pseries/pci.c
+++ b/arch/powerpc/platforms/pseries/pci.c
@@ -98,6 +98,10 @@ static void fixup_winbond_82c105(struct pci_dev* dev)
 		if (dev->resource[i].flags & IORESOURCE_IO
 		    && dev->bus->number == 0 && dev->devfn == 0x81)
 			dev->resource[i].flags &= ~IORESOURCE_IO;
+		if (dev->resource[i].start == 0 && dev->resource[i].end) {
+			dev->resource[i].flags = 0;
+			dev->resource[i].end = 0;
+		}
 	}
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_82C105,
diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c
index 4ad33e41b00..5aa97aff339 100644
--- a/arch/powerpc/platforms/pseries/reconfig.c
+++ b/arch/powerpc/platforms/pseries/reconfig.c
@@ -499,7 +499,7 @@ out:
 	return rv ? rv : count;
 }
 
-static struct file_operations ofdt_fops = {
+static const struct file_operations ofdt_fops = {
 	.write = ofdt_write
 };
 
@@ -513,7 +513,6 @@ static int proc_ppc64_create_ofdt(void)
 
 	ent = create_proc_entry("ppc64/ofdt", S_IWUSR, NULL);
 	if (ent) {
-		ent->nlink = 1;
 		ent->data = NULL;
 		ent->size = 0;
 		ent->proc_fops = &ofdt_fops;
diff --git a/arch/powerpc/platforms/pseries/rtasd.c b/arch/powerpc/platforms/pseries/rtasd.c
index 8ca2612221d..77d0937d5c0 100644
--- a/arch/powerpc/platforms/pseries/rtasd.c
+++ b/arch/powerpc/platforms/pseries/rtasd.c
@@ -331,7 +331,7 @@ static unsigned int rtas_log_poll(struct file *file, poll_table * wait)
 	return 0;
 }
 
-struct file_operations proc_rtas_log_operations = {
+const struct file_operations proc_rtas_log_operations = {
 	.read =		rtas_log_read,
 	.poll =		rtas_log_poll,
 	.open =		rtas_log_open,
diff --git a/arch/powerpc/platforms/pseries/scanlog.c b/arch/powerpc/platforms/pseries/scanlog.c
index 45368a57d7d..8e1ef168e2d 100644
--- a/arch/powerpc/platforms/pseries/scanlog.c
+++ b/arch/powerpc/platforms/pseries/scanlog.c
@@ -184,7 +184,7 @@ static int scanlog_release(struct inode * inode, struct file * file)
 	return 0;
 }
 
-struct file_operations scanlog_fops = {
+const struct file_operations scanlog_fops = {
 	.owner		= THIS_MODULE,
 	.read		= scanlog_read,
 	.write		= scanlog_write,