Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
  [SPARC]: Add iomap interfaces.
  [OPENPROM]: Rewrite driver to use in-kernel device tree.
  [OPENPROMFS]: Rewrite using in-kernel device tree and seq_file.
  [SPARC]: Add unique device_node IDs and a ".node" property.
  [SPARC]: Add of_set_property() interface.
  [SPARC64]: Export auxio_register to modules.
  [SPARC64]: Add missing interfaces to dma-mapping.h
  [SPARC64]: Export _PAGE_IE to modules.
  [SPARC64]: Allow floppy driver to build modular.
  [SPARC]: Export x_bus_type to modules.
  [RIOWATCHDOG]: Fix the build.
  [CPWATCHDOG]: Fix the build.
  [PARPORT] sunbpp: Fix typo.
  [MTD] sun_uflash: Port to new EBUS device layer.

20 files changed, 1053 insertions, 1363 deletions

diff --git a/arch/sparc/kernel/of_device.c b/arch/sparc/kernel/of_device.c
index 001b8673b4b..80a80947878 100644
--- a/arch/sparc/kernel/of_device.c
+++ b/arch/sparc/kernel/of_device.c
@@ -138,6 +138,7 @@ struct bus_type ebus_bus_type = {
        .suspend	= of_device_suspend,
        .resume	= of_device_resume,
 };
+EXPORT_SYMBOL(ebus_bus_type);
 #endif
 
 #ifdef CONFIG_SBUS
@@ -149,6 +150,7 @@ struct bus_type sbus_bus_type = {
        .suspend	= of_device_suspend,
        .resume	= of_device_resume,
 };
+EXPORT_SYMBOL(sbus_bus_type);
 #endif
 
 static int __init of_bus_driver_init(void)
diff --git a/arch/sparc/kernel/prom.c b/arch/sparc/kernel/prom.c
index 63b2b9bd778..946ce6d1581 100644
--- a/arch/sparc/kernel/prom.c
+++ b/arch/sparc/kernel/prom.c
@@ -27,6 +27,11 @@
 
 static struct device_node *allnodes;
 
+/* use when traversing tree through the allnext, child, sibling,
+ * or parent members of struct device_node.
+ */
+static DEFINE_RWLOCK(devtree_lock);
+
 int of_device_is_compatible(struct device_node *device, const char *compat)
 {
 	const char* cp;
@@ -185,6 +190,54 @@ int of_getintprop_default(struct device_node *np, const char *name, int def)
 }
 EXPORT_SYMBOL(of_getintprop_default);
 
+int of_set_property(struct device_node *dp, const char *name, void *val, int len)
+{
+	struct property **prevp;
+	void *new_val;
+	int err;
+
+	new_val = kmalloc(len, GFP_KERNEL);
+	if (!new_val)
+		return -ENOMEM;
+
+	memcpy(new_val, val, len);
+
+	err = -ENODEV;
+
+	write_lock(&devtree_lock);
+	prevp = &dp->properties;
+	while (*prevp) {
+		struct property *prop = *prevp;
+
+		if (!strcmp(prop->name, name)) {
+			void *old_val = prop->value;
+			int ret;
+
+			ret = prom_setprop(dp->node, name, val, len);
+			err = -EINVAL;
+			if (ret >= 0) {
+				prop->value = new_val;
+				prop->length = len;
+
+				if (OF_IS_DYNAMIC(prop))
+					kfree(old_val);
+
+				OF_MARK_DYNAMIC(prop);
+
+				err = 0;
+			}
+			break;
+		}
+		prevp = &(*prevp)->next;
+	}
+	write_unlock(&devtree_lock);
+
+	/* XXX Upate procfs if necessary... */
+
+	return err;
+}
+EXPORT_SYMBOL(of_set_property);
+
 static unsigned int prom_early_allocated;
 
 static void * __init prom_early_alloc(unsigned long size)
@@ -354,7 +407,9 @@ static char * __init build_full_name(struct device_node *dp)
 	return n;
 }
 
-static struct property * __init build_one_prop(phandle node, char *prev)
+static unsigned int unique_id;
+
+static struct property * __init build_one_prop(phandle node, char *prev, char *special_name, void *special_val, int special_len)
 {
 	static struct property *tmp = NULL;
 	struct property *p;
@@ -364,25 +419,34 @@ static struct property * __init build_one_prop(phandle node, char *prev)
 		p = tmp;
 		memset(p, 0, sizeof(*p) + 32);
 		tmp = NULL;
-	} else
+	} else {
 		p = prom_early_alloc(sizeof(struct property) + 32);
+		p->unique_id = unique_id++;
+	}
 
 	p->name = (char *) (p + 1);
-	if (prev == NULL) {
-		prom_firstprop(node, p->name);
+	if (special_name) {
+		p->length = special_len;
+		p->value = prom_early_alloc(special_len);
+		memcpy(p->value, special_val, special_len);
 	} else {
-		prom_nextprop(node, prev, p->name);
-	}
-	if (strlen(p->name) == 0) {
-		tmp = p;
-		return NULL;
-	}
-	p->length = prom_getproplen(node, p->name);
-	if (p->length <= 0) {
-		p->length = 0;
-	} else {
-		p->value = prom_early_alloc(p->length);
-		len = prom_getproperty(node, p->name, p->value, p->length);
+		if (prev == NULL) {
+			prom_firstprop(node, p->name);
+		} else {
+			prom_nextprop(node, prev, p->name);
+		}
+		if (strlen(p->name) == 0) {
+			tmp = p;
+			return NULL;
+		}
+		p->length = prom_getproplen(node, p->name);
+		if (p->length <= 0) {
+			p->length = 0;
+		} else {
+			p->value = prom_early_alloc(p->length + 1);
+			prom_getproperty(node, p->name, p->value, p->length);
+			((unsigned char *)p->value)[p->length] = '\0';
+		}
 	}
 	return p;
 }
@@ -391,9 +455,14 @@ static struct property * __init build_prop_list(phandle node)
 {
 	struct property *head, *tail;
 
-	head = tail = build_one_prop(node, NULL);
+	head = tail = build_one_prop(node, NULL,
+				     ".node", &node, sizeof(node));
+
+	tail->next = build_one_prop(node, NULL, NULL, NULL, 0);
+	tail = tail->next;
 	while(tail) {
-		tail->next = build_one_prop(node, tail->name);
+		tail->next = build_one_prop(node, tail->name,
+					    NULL, NULL, 0);
 		tail = tail->next;
 	}
 
@@ -422,6 +491,7 @@ static struct device_node * __init create_node(phandle node)
 		return NULL;
 
 	dp = prom_early_alloc(sizeof(*dp));
+	dp->unique_id = unique_id++;
 
 	kref_init(&dp->kref);
 
diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
index fa500694606..5db7e1d8538 100644
--- a/arch/sparc/lib/Makefile
+++ b/arch/sparc/lib/Makefile
@@ -9,3 +9,5 @@ lib-y := mul.o rem.o sdiv.o udiv.o umul.o urem.o ashrdi3.o memcpy.o memset.o \
 	 strncpy_from_user.o divdi3.o udivdi3.o strlen_user.o \
 	 copy_user.o locks.o atomic.o atomic32.o bitops.o \
 	 lshrdi3.o ashldi3.o rwsem.o muldi3.o bitext.o
+
+obj-y += iomap.o
diff --git a/arch/sparc/lib/iomap.c b/arch/sparc/lib/iomap.c
new file mode 100644
index 00000000000..54501c1ca78
--- /dev/null
+++ b/arch/sparc/lib/iomap.c
@@ -0,0 +1,48 @@
+/*
+ * Implement the sparc iomap interfaces
+ */
+#include <linux/pci.h>
+#include <linux/module.h>
+#include <asm/io.h>
+
+/* Create a virtual mapping cookie for an IO port range */
+void __iomem *ioport_map(unsigned long port, unsigned int nr)
+{
+	return (void __iomem *) (unsigned long) port;
+}
+
+void ioport_unmap(void __iomem *addr)
+{
+	/* Nothing to do */
+}
+EXPORT_SYMBOL(ioport_map);
+EXPORT_SYMBOL(ioport_unmap);
+
+/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */
+void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
+{
+	unsigned long start = pci_resource_start(dev, bar);
+	unsigned long len = pci_resource_len(dev, bar);
+	unsigned long flags = pci_resource_flags(dev, bar);
+
+	if (!len || !start)
+		return NULL;
+	if (maxlen && len > maxlen)
+		len = maxlen;
+	if (flags & IORESOURCE_IO)
+		return ioport_map(start, len);
+	if (flags & IORESOURCE_MEM) {
+		if (flags & IORESOURCE_CACHEABLE)
+			return ioremap(start, len);
+		return ioremap_nocache(start, len);
+	}
+	/* What? */
+	return NULL;
+}
+
+void pci_iounmap(struct pci_dev *dev, void __iomem * addr)
+{
+	/* nothing to do */
+}
+EXPORT_SYMBOL(pci_iomap);
+EXPORT_SYMBOL(pci_iounmap);
diff --git a/arch/sparc64/kernel/auxio.c b/arch/sparc64/kernel/auxio.c
index 2c42894b188..c2c69c167d1 100644
--- a/arch/sparc64/kernel/auxio.c
+++ b/arch/sparc64/kernel/auxio.c
@@ -6,6 +6,7 @@
  */
 
 #include <linux/config.h>
+#include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/ioport.h>
@@ -16,8 +17,8 @@
 #include <asm/ebus.h>
 #include <asm/auxio.h>
 
-/* This cannot be static, as it is referenced in irq.c */
 void __iomem *auxio_register = NULL;
+EXPORT_SYMBOL(auxio_register);
 
 enum auxio_type {
 	AUXIO_TYPE_NODEV,
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index 31e0fbb0d82..cc89b06d017 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -563,67 +563,6 @@ void handler_irq(int irq, struct pt_regs *regs)
 	irq_exit();
 }
 
-#ifdef CONFIG_BLK_DEV_FD
-extern irqreturn_t floppy_interrupt(int, void *, struct pt_regs *);
-
-/* XXX No easy way to include asm/floppy.h XXX */
-extern unsigned char *pdma_vaddr;
-extern unsigned long pdma_size;
-extern volatile int doing_pdma;
-extern unsigned long fdc_status;
-
-irqreturn_t sparc_floppy_irq(int irq, void *dev_cookie, struct pt_regs *regs)
-{
-	if (likely(doing_pdma)) {
-		void __iomem *stat = (void __iomem *) fdc_status;
-		unsigned char *vaddr = pdma_vaddr;
-		unsigned long size = pdma_size;
-		u8 val;
-
-		while (size) {
-			val = readb(stat);
-			if (unlikely(!(val & 0x80))) {
-				pdma_vaddr = vaddr;
-				pdma_size = size;
-				return IRQ_HANDLED;
-			}
-			if (unlikely(!(val & 0x20))) {
-				pdma_vaddr = vaddr;
-				pdma_size = size;
-				doing_pdma = 0;
-				goto main_interrupt;
-			}
-			if (val & 0x40) {
-				/* read */
-				*vaddr++ = readb(stat + 1);
-			} else {
-				unsigned char data = *vaddr++;
-
-				/* write */
-				writeb(data, stat + 1);
-			}
-			size--;
-		}
-
-		pdma_vaddr = vaddr;
-		pdma_size = size;
-
-		/* Send Terminal Count pulse to floppy controller. */
-		val = readb(auxio_register);
-		val |= AUXIO_AUX1_FTCNT;
-		writeb(val, auxio_register);
-		val &= ~AUXIO_AUX1_FTCNT;
-		writeb(val, auxio_register);
-
-		doing_pdma = 0;
-	}
-
-main_interrupt:
-	return floppy_interrupt(irq, dev_cookie, regs);
-}
-EXPORT_SYMBOL(sparc_floppy_irq);
-#endif
-
 struct sun5_timer {
 	u64	count0;
 	u64	limit0;
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index 566aa343aa6..768475bbce8 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -138,6 +138,7 @@ struct bus_type isa_bus_type = {
        .suspend	= of_device_suspend,
        .resume	= of_device_resume,
 };
+EXPORT_SYMBOL(isa_bus_type);
 
 struct bus_type ebus_bus_type = {
        .name	= "ebus",
@@ -147,6 +148,7 @@ struct bus_type ebus_bus_type = {
        .suspend	= of_device_suspend,
        .resume	= of_device_resume,
 };
+EXPORT_SYMBOL(ebus_bus_type);
 #endif
 
 #ifdef CONFIG_SBUS
@@ -158,6 +160,7 @@ struct bus_type sbus_bus_type = {
        .suspend	= of_device_suspend,
        .resume	= of_device_resume,
 };
+EXPORT_SYMBOL(sbus_bus_type);
 #endif
 
 static int __init of_bus_driver_init(void)
diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index e9d703eea80..8e87e7ea032 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -27,6 +27,11 @@
 
 static struct device_node *allnodes;
 
+/* use when traversing tree through the allnext, child, sibling,
+ * or parent members of struct device_node.
+ */
+static DEFINE_RWLOCK(devtree_lock);
+
 int of_device_is_compatible(struct device_node *device, const char *compat)
 {
 	const char* cp;
@@ -185,6 +190,54 @@ int of_getintprop_default(struct device_node *np, const char *name, int def)
 }
 EXPORT_SYMBOL(of_getintprop_default);
 
+int of_set_property(struct device_node *dp, const char *name, void *val, int len)
+{
+	struct property **prevp;
+	void *new_val;
+	int err;
+
+	new_val = kmalloc(len, GFP_KERNEL);
+	if (!new_val)
+		return -ENOMEM;
+
+	memcpy(new_val, val, len);
+
+	err = -ENODEV;
+
+	write_lock(&devtree_lock);
+	prevp = &dp->properties;
+	while (*prevp) {
+		struct property *prop = *prevp;
+
+		if (!strcmp(prop->name, name)) {
+			void *old_val = prop->value;
+			int ret;
+
+			ret = prom_setprop(dp->node, name, val, len);
+			err = -EINVAL;
+			if (ret >= 0) {
+				prop->value = new_val;
+				prop->length = len;
+
+				if (OF_IS_DYNAMIC(prop))
+					kfree(old_val);
+
+				OF_MARK_DYNAMIC(prop);
+
+				err = 0;
+			}
+			break;
+		}
+		prevp = &(*prevp)->next;
+	}
+	write_unlock(&devtree_lock);
+
+	/* XXX Upate procfs if necessary... */
+
+	return err;
+}
+EXPORT_SYMBOL(of_set_property);
+
 static unsigned int prom_early_allocated;
 
 static void * __init prom_early_alloc(unsigned long size)
@@ -531,7 +584,9 @@ static char * __init build_full_name(struct device_node *dp)
 	return n;
 }
 
-static struct property * __init build_one_prop(phandle node, char *prev)
+static unsigned int unique_id;
+
+static struct property * __init build_one_prop(phandle node, char *prev, char *special_name, void *special_val, int special_len)
 {
 	static struct property *tmp = NULL;
 	struct property *p;
@@ -540,25 +595,35 @@ static struct property * __init build_one_prop(phandle node, char *prev)
 		p = tmp;
 		memset(p, 0, sizeof(*p) + 32);
 		tmp = NULL;
-	} else
+	} else {
 		p = prom_early_alloc(sizeof(struct property) + 32);
+		p->unique_id = unique_id++;
+	}
 
 	p->name = (char *) (p + 1);
-	if (prev == NULL) {
-		prom_firstprop(node, p->name);
+	if (special_name) {
+		strcpy(p->name, special_name);
+		p->length = special_len;
+		p->value = prom_early_alloc(special_len);
+		memcpy(p->value, special_val, special_len);
 	} else {
-		prom_nextprop(node, prev, p->name);
-	}
-	if (strlen(p->name) == 0) {
-		tmp = p;
-		return NULL;
-	}
-	p->length = prom_getproplen(node, p->name);
-	if (p->length <= 0) {
-		p->length = 0;
-	} else {
-		p->value = prom_early_alloc(p->length);
-		prom_getproperty(node, p->name, p->value, p->length);
+		if (prev == NULL) {
+			prom_firstprop(node, p->name);
+		} else {
+			prom_nextprop(node, prev, p->name);
+		}
+		if (strlen(p->name) == 0) {
+			tmp = p;
+			return NULL;
+		}
+		p->length = prom_getproplen(node, p->name);
+		if (p->length <= 0) {
+			p->length = 0;
+		} else {
+			p->value = prom_early_alloc(p->length + 1);
+			prom_getproperty(node, p->name, p->value, p->length);
+			((unsigned char *)p->value)[p->length] = '\0';
+		}
 	}
 	return p;
 }
@@ -567,9 +632,14 @@ static struct property * __init build_prop_list(phandle node)
 {
 	struct property *head, *tail;
 
-	head = tail = build_one_prop(node, NULL);
+	head = tail = build_one_prop(node, NULL,
+				     ".node", &node, sizeof(node));
+
+	tail->next = build_one_prop(node, NULL, NULL, NULL, 0);
+	tail = tail->next;
 	while(tail) {
-		tail->next = build_one_prop(node, tail->name);
+		tail->next = build_one_prop(node, tail->name,
+					    NULL, NULL, 0);
 		tail = tail->next;
 	}
 
@@ -598,6 +668,7 @@ static struct device_node * __init create_node(phandle node)
 		return NULL;
 
 	dp = prom_early_alloc(sizeof(*dp));
+	dp->unique_id = unique_id++;
 
 	kref_init(&dp->kref);
 
diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c
index 51399341474..5c2bcf354ce 100644
--- a/arch/sparc64/mm/init.c
+++ b/arch/sparc64/mm/init.c
@@ -1568,6 +1568,7 @@ pgprot_t PAGE_EXEC __read_mostly;
 unsigned long pg_iobits __read_mostly;
 
 unsigned long _PAGE_IE __read_mostly;
+EXPORT_SYMBOL(_PAGE_IE);
 
 unsigned long _PAGE_E __read_mostly;
 EXPORT_SYMBOL(_PAGE_E);
diff --git a/drivers/mtd/maps/sun_uflash.c b/drivers/mtd/maps/sun_uflash.c
index 0758cb1d010..24a03152d19 100644
--- a/drivers/mtd/maps/sun_uflash.c
+++ b/drivers/mtd/maps/sun_uflash.c
@@ -18,6 +18,7 @@
 #include <linux/ioport.h>
 #include <asm/ebus.h>
 #include <asm/oplib.h>
+#include <asm/prom.h>
 #include <asm/uaccess.h>
 #include <asm/io.h>
 
@@ -30,146 +31,140 @@
 #define UFLASH_WINDOW_SIZE	0x200000
 #define UFLASH_BUSWIDTH		1			/* EBus is 8-bit */
 
-MODULE_AUTHOR
-	("Eric Brower <ebrower@usa.net>");
-MODULE_DESCRIPTION
-	("User-programmable flash device on Sun Microsystems boardsets");
-MODULE_SUPPORTED_DEVICE
-	("userflash");
-MODULE_LICENSE
-	("GPL");
+MODULE_AUTHOR("Eric Brower <ebrower@usa.net>");
+MODULE_DESCRIPTION("User-programmable flash device on Sun Microsystems boardsets");
+MODULE_SUPPORTED_DEVICE("userflash");
+MODULE_LICENSE("GPL");
+MODULE_VERSION("2.0");
 
 static LIST_HEAD(device_list);
 struct uflash_dev {
-	char *			name;	/* device name */
+	char			*name;	/* device name */
 	struct map_info 	map;	/* mtd map info */
-	struct mtd_info *	mtd;	/* mtd info */
-	struct list_head	list;
+	struct mtd_info		*mtd;	/* mtd info */
 };
 
 
 struct map_info uflash_map_templ = {
-		.name =		"SUNW,???-????",
-		.size =		UFLASH_WINDOW_SIZE,
-		.bankwidth =	UFLASH_BUSWIDTH,
+	.name =		"SUNW,???-????",
+	.size =		UFLASH_WINDOW_SIZE,
+	.bankwidth =	UFLASH_BUSWIDTH,
 };
 
-int uflash_devinit(struct linux_ebus_device* edev)
+int uflash_devinit(struct linux_ebus_device *edev, struct device_node *dp)
 {
-	int iTmp, nregs;
-	struct linux_prom_registers regs[2];
-	struct uflash_dev *pdev;
-
-	iTmp = prom_getproperty(
-		edev->prom_node, "reg", (void *)regs, sizeof(regs));
-	if ((iTmp % sizeof(regs[0])) != 0) {
-		printk("%s: Strange reg property size %d\n",
-			UFLASH_DEVNAME, iTmp);
-		return -ENODEV;
-	}
+	struct uflash_dev *up;
+	struct resource *res;
 
-	nregs = iTmp / sizeof(regs[0]);
+	res = &edev->resource[0];
 
-	if (nregs != 1) {
+	if (edev->num_addrs != 1) {
 		/* Non-CFI userflash device-- once I find one we
 		 * can work on supporting it.
 		 */
 		printk("%s: unsupported device at 0x%lx (%d regs): " \
 			"email ebrower@usa.net\n",
-			UFLASH_DEVNAME, edev->resource[0].start, nregs);
+		       dp->full_name, res->start, edev->num_addrs);
+
 		return -ENODEV;
 	}
 
-	if(0 == (pdev = kmalloc(sizeof(struct uflash_dev), GFP_KERNEL))) {
-		printk("%s: unable to kmalloc new device\n", UFLASH_DEVNAME);
-		return(-ENOMEM);
-	}
+	up = kzalloc(sizeof(struct uflash_dev), GFP_KERNEL);
+	if (!up)
+		return -ENOMEM;
 
 	/* copy defaults and tweak parameters */
-	memcpy(&pdev->map, &uflash_map_templ, sizeof(uflash_map_templ));
-	pdev->map.size = regs[0].reg_size;
-
-	iTmp = prom_getproplen(edev->prom_node, "model");
-	pdev->name = kmalloc(iTmp, GFP_KERNEL);
-	prom_getstring(edev->prom_node, "model", pdev->name, iTmp);
-	if(0 != pdev->name && 0 < strlen(pdev->name)) {
-		pdev->map.name = pdev->name;
-	}
-	pdev->map.phys = edev->resource[0].start;
-	pdev->map.virt = ioremap_nocache(edev->resource[0].start, pdev->map.size);
-	if(0 == pdev->map.virt) {
-		printk("%s: failed to map device\n", __FUNCTION__);
-		kfree(pdev->name);
-		kfree(pdev);
-		return(-1);
+	memcpy(&up->map, &uflash_map_templ, sizeof(uflash_map_templ));
+	up->map.size = (res->end - res->start) + 1UL;
+
+	up->name = of_get_property(dp, "model", NULL);
+	if (up->name && 0 < strlen(up->name))
+		up->map.name = up->name;
+
+	up->map.phys = res->start;
+
+	up->map.virt = ioremap_nocache(res->start, up->map.size);
+	if (!up->map.virt) {
+		printk("%s: Failed to map device.\n", dp->full_name);
+		kfree(up);
+
+		return -EINVAL;
 	}
 
-	simple_map_init(&pdev->map);
+	simple_map_init(&up->map);
 
 	/* MTD registration */
-	pdev->mtd = do_map_probe("cfi_probe", &pdev->map);
-	if(0 == pdev->mtd) {
-		iounmap(pdev->map.virt);
-		kfree(pdev->name);
-		kfree(pdev);
-		return(-ENXIO);
+	up->mtd = do_map_probe("cfi_probe", &up->map);
+	if (!up->mtd) {
+		iounmap(up->map.virt);
+		kfree(up);
+
+		return -ENXIO;
 	}
 
-	list_add(&pdev->list, &device_list);
+	up->mtd->owner = THIS_MODULE;
 
-	pdev->mtd->owner = THIS_MODULE;
+	add_mtd_device(up->mtd);
 
-	add_mtd_device(pdev->mtd);
-	return(0);
+	dev_set_drvdata(&edev->ofdev.dev, up);
+
+	return 0;
 }
 
-static int __init uflash_init(void)
+static int __devinit uflash_probe(struct of_device *dev, const struct of_device_id *match)
 {
-	struct linux_ebus *ebus = NULL;
-	struct linux_ebus_device *edev = NULL;
-
-	for_each_ebus(ebus) {
-		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, UFLASH_OBPNAME)) {
-				if(0 > prom_getproplen(edev->prom_node, "user")) {
-					DEBUG(2, "%s: ignoring device at 0x%lx\n",
-							UFLASH_DEVNAME, edev->resource[0].start);
-				} else {
-					uflash_devinit(edev);
-				}
-			}
-		}
-	}
+	struct linux_ebus_device *edev = to_ebus_device(&dev->dev);
+	struct device_node *dp = dev->node;
 
-	if(list_empty(&device_list)) {
-		printk("%s: unable to locate device\n", UFLASH_DEVNAME);
+	if (of_find_property(dp, "user", NULL))
 		return -ENODEV;
-	}
-	return(0);
+
+	return uflash_devinit(edev, dp);
 }
 
-static void __exit uflash_cleanup(void)
+static int __devexit uflash_remove(struct of_device *dev)
 {
-	struct list_head *udevlist;
-	struct uflash_dev *udev;
-
-	list_for_each(udevlist, &device_list) {
-		udev = list_entry(udevlist, struct uflash_dev, list);
-		DEBUG(2, "%s: removing device %s\n",
-			UFLASH_DEVNAME, udev->name);
-
-		if(0 != udev->mtd) {
-			del_mtd_device(udev->mtd);
-			map_destroy(udev->mtd);
-		}
-		if(0 != udev->map.virt) {
-			iounmap(udev->map.virt);
-			udev->map.virt = NULL;
-		}
-		kfree(udev->name);
-		kfree(udev);
+	struct uflash_dev *up = dev_get_drvdata(&dev->dev);
+
+	if (up->mtd) {
+		del_mtd_device(up->mtd);
+		map_destroy(up->mtd);
 	}
+	if (up->map.virt) {
+		iounmap(up->map.virt);
+		up->map.virt = NULL;
+	}
+
+	kfree(up);
+
+	return 0;
+}
+
+static struct of_device_id uflash_match[] = {
+	{
+		.name = UFLASH_OBPNAME,
+	},
+	{},
+};
+
+MODULE_DEVICE_TABLE(of, uflash_match);
+
+static struct of_platform_driver uflash_driver = {
+	.name		= UFLASH_DEVNAME,
+	.match_table	= uflash_match,
+	.probe		= uflash_probe,
+	.remove		= __devexit_p(uflash_remove),
+};
+
+static int __init uflash_init(void)
+{
+	return of_register_driver(&uflash_driver, &ebus_bus_type);
+}
+
+static void __exit uflash_exit(void)
+{
+	of_unregister_driver(&uflash_driver);
 }
 
 module_init(uflash_init);
-module_exit(uflash_cleanup);
+module_exit(uflash_exit);
diff --git a/drivers/parport/parport_sunbpp.c b/drivers/parport/parport_sunbpp.c
index 69a4bbd4cbe..7c43c5392be 100644
--- a/drivers/parport/parport_sunbpp.c
+++ b/drivers/parport/parport_sunbpp.c
@@ -389,7 +389,7 @@ static struct of_device_id bpp_match[] = {
 	{},
 };
 
-MODULE_DEVICE_TABLE(of, qec_sbus_match);
+MODULE_DEVICE_TABLE(of, bpp_match);
 
 static struct of_platform_driver bpp_sbus_driver = {
 	.name		= "bpp",
diff --git a/drivers/sbus/char/cpwatchdog.c b/drivers/sbus/char/cpwatchdog.c
index 5bf3dd901b6..21737b7e86a 100644
--- a/drivers/sbus/char/cpwatchdog.c
+++ b/drivers/sbus/char/cpwatchdog.c
@@ -755,7 +755,7 @@ static int __init wd_init(void)
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, WD_OBPNAME))
+			if (!strcmp(edev->ofdev.node->name, WD_OBPNAME))
 				goto ebus_done;
 		}
 	}
diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c
index cf5b476b549..d7e4bb41bd7 100644
--- a/drivers/sbus/char/openprom.c
+++ b/drivers/sbus/char/openprom.c
@@ -29,8 +29,6 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 
  */
 
-#define PROMLIB_INTERNAL
-
 #include <linux/config.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
@@ -39,10 +37,10 @@
 #include <linux/slab.h>
 #include <linux/string.h>
 #include <linux/miscdevice.h>
-#include <linux/smp_lock.h>
 #include <linux/init.h>
 #include <linux/fs.h>
 #include <asm/oplib.h>
+#include <asm/prom.h>
 #include <asm/system.h>
 #include <asm/uaccess.h>
 #include <asm/openpromio.h>
@@ -51,15 +49,20 @@
 #include <asm/pbm.h>
 #endif
 
+MODULE_AUTHOR("Thomas K. Dyas (tdyas@noc.rutgers.edu) and Eddie C. Dost  (ecd@skynet.be)");
+MODULE_DESCRIPTION("OPENPROM Configuration Driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION("1.0");
+
 /* Private data kept by the driver for each descriptor. */
 typedef struct openprom_private_data
 {
-	int current_node;	/* Current node for SunOS ioctls. */
-	int lastnode;		/* Last valid node used by BSD ioctls. */
+	struct device_node *current_node; /* Current node for SunOS ioctls. */
+	struct device_node *lastnode; /* Last valid node used by BSD ioctls. */
 } DATA;
 
 /* ID of the PROM node containing all of the EEPROM options. */
-static int options_node = 0;
+static struct device_node *options_node;
 
 /*
  * Copy an openpromio structure into kernel space from user space.
@@ -87,9 +90,8 @@ static int copyin(struct openpromio __user *info, struct openpromio **opp_p)
 	if (bufsize > OPROMMAXPARAM)
 		bufsize = OPROMMAXPARAM;
 
-	if (!(*opp_p = kmalloc(sizeof(int) + bufsize + 1, GFP_KERNEL)))
+	if (!(*opp_p = kzalloc(sizeof(int) + bufsize + 1, GFP_KERNEL)))
 		return -ENOMEM;
-	memset(*opp_p, 0, sizeof(int) + bufsize + 1);
 
 	if (copy_from_user(&(*opp_p)->oprom_array,
 			   &info->oprom_array, bufsize)) {
@@ -107,10 +109,9 @@ static int getstrings(struct openpromio __user *info, struct openpromio **opp_p)
 	if (!info || !opp_p)
 		return -EFAULT;
 
-	if (!(*opp_p = kmalloc(sizeof(int) + OPROMMAXPARAM + 1, GFP_KERNEL)))
+	if (!(*opp_p = kzalloc(sizeof(int) + OPROMMAXPARAM + 1, GFP_KERNEL)))
 		return -ENOMEM;
 
-	memset(*opp_p, 0, sizeof(int) + OPROMMAXPARAM + 1);
 	(*opp_p)->oprom_size = 0;
 
 	n = bufsize = 0;
@@ -140,16 +141,164 @@ static int copyout(void __user *info, struct openpromio *opp, int len)
 	return 0;
 }
 
+static int opromgetprop(void __user *argp, struct device_node *dp, struct openpromio *op, int bufsize)
+{
+	void *pval;
+	int len;
+
+	pval = of_get_property(dp, op->oprom_array, &len);
+	if (!pval || len <= 0 || len > bufsize)
+		return copyout(argp, op, sizeof(int));
+
+	memcpy(op->oprom_array, pval, len);
+	op->oprom_array[len] = '\0';
+	op->oprom_size = len;
+
+	return copyout(argp, op, sizeof(int) + bufsize);
+}
+
+static int opromnxtprop(void __user *argp, struct device_node *dp, struct openpromio *op, int bufsize)
+{
+	struct property *prop;
+	int len;
+
+	if (op->oprom_array[0] == '\0') {
+		prop = dp->properties;
+		if (!prop)
+			return copyout(argp, op, sizeof(int));
+		len = strlen(prop->name);
+	} else {
+		prop = of_find_property(dp, op->oprom_array, NULL);
+
+		if (!prop ||
+		    !prop->next ||
+		    (len = strlen(prop->next->name)) + 1 > bufsize)
+			return copyout(argp, op, sizeof(int));
+
+		prop = prop->next;
+	}
+
+	memcpy(op->oprom_array, prop->name, len);
+	op->oprom_array[len] = '\0';
+	op->oprom_size = ++len;
+
+	return copyout(argp, op, sizeof(int) + bufsize);
+}
+
+static int opromsetopt(struct device_node *dp, struct openpromio *op, int bufsize)
+{
+	char *buf = op->oprom_array + strlen(op->oprom_array) + 1;
+	int len = op->oprom_array + bufsize - buf;
+
+	return of_set_property(options_node, op->oprom_array, buf, len);
+}
+
+static int opromnext(void __user *argp, unsigned int cmd, struct device_node *dp, struct openpromio *op, int bufsize, DATA *data)
+{
+	phandle ph;
+
+	BUILD_BUG_ON(sizeof(phandle) != sizeof(int));
+
+	if (bufsize < sizeof(phandle))
+		return -EINVAL;
+
+	ph = *((int *) op->oprom_array);
+	if (ph) {
+		dp = of_find_node_by_phandle(ph);
+		if (!dp)
+			return -EINVAL;
+
+		switch (cmd) {
+		case OPROMNEXT:
+			dp = dp->sibling;
+			break;
+
+		case OPROMCHILD:
+			dp = dp->child;
+			break;
+
+		case OPROMSETCUR:
+		default:
+			break;
+		};
+	} else {
+		/* Sibling of node zero is the root node.  */
+		if (cmd != OPROMNEXT)
+			return -EINVAL;
+
+		dp = of_find_node_by_path("/");
+	}
+
+	ph = 0;
+	if (dp)
+		ph = dp->node;
+
+	data->current_node = dp;
+	*((int *) op->oprom_array) = ph;
+	op->oprom