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: (40 commits)
  [SPARC64]: Update defconfig.
  [SPARC64]: Make auxio a real driver.
  [PARPORT] sunbpp: Convert to new SBUS device framework.
  [Documentation]: Update probing info in sbus_drivers.txt
  [SCSI] qlogicpti: Convert to new SBUS device framework.
  [SCSI] esp: Fix bug in esp_remove_common.
  [NET] sunhme: Kill useless loop over sdevs in quattro_sbus_find().
  [NET] myri_sbus: Kill unused next_module struct member.
  [NET] myri_sbus: Convert to new SBUS device layer.
  [NET] sunqe: Convert to new SBUS driver layer.
  [NET] sunbmac: Convert over to new SBUS device framework.
  [NET] sunlance: Convert to new SBUS driver framework.
  [NET] sunhme: Convert to new SBUS driver framework.
  [NET] sunhme: Kill __sparc__ and __sparc_v9__ ifdefs.
  [SCSI] sparc: Port esp to new SBUS driver layer.
  [SOUND] sparc: Port amd7930 to new SBUS device layer.
  [SBUS]: Rewrite and plug into of_device framework.
  [SPARC]: Port of_device layer and make ebus use it.
  [SPARC]: Port sparc64 in-kernel device tree code to sparc32.
  [SPARC64]: Add of_device layer and make ebus/isa use it.
  ...

31 files changed, 1444 insertions, 1687 deletions

diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index f6686fcce809f..0897b0c8d528b 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -928,7 +928,7 @@ static int __init rtc_init(void)
 #ifdef __sparc__
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if(strcmp(edev->prom_name, "rtc") == 0) {
+			if(strcmp(edev->prom_node->name, "rtc") == 0) {
 				rtc_port = edev->resource[0].start;
 				rtc_irq = edev->irqs[0];
 				goto found;
@@ -938,7 +938,7 @@ static int __init rtc_init(void)
 #ifdef __sparc_v9__
 	for_each_isa(isa_br) {
 		for_each_isadev(isa_dev, isa_br) {
-			if (strcmp(isa_dev->prom_name, "rtc") == 0) {
+			if (strcmp(isa_dev->prom_node->name, "rtc") == 0) {
 				rtc_port = isa_dev->resource.start;
 				rtc_irq = isa_dev->irq;
 				goto found;
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 4bad588d0e5d6..a6dfc74557339 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -26,7 +26,7 @@ config INPUT_PCSPKR
 
 config INPUT_SPARCSPKR
 	tristate "SPARC Speaker support"
-	depends on PCI && SPARC
+	depends on PCI && SPARC64
 	help
 	  Say Y here if you want the standard Speaker on Sparc PCI systems
 	  to be used for bells and whistles.
diff --git a/drivers/input/misc/sparcspkr.c b/drivers/input/misc/sparcspkr.c
index f0fd2c4740f19..42c11fbf3c79f 100644
--- a/drivers/input/misc/sparcspkr.c
+++ b/drivers/input/misc/sparcspkr.c
@@ -2,7 +2,7 @@
  *  Driver for PC-speaker like devices found on various Sparc systems.
  *
  *  Copyright (c) 2002 Vojtech Pavlik
- *  Copyright (c) 2002 David S. Miller (davem@redhat.com)
+ *  Copyright (c) 2002, 2006 David S. Miller (davem@davemloft.net)
  */
 #include <linux/config.h>
 #include <linux/kernel.h>
@@ -13,21 +13,23 @@
 
 #include <asm/io.h>
 #include <asm/ebus.h>
-#ifdef CONFIG_SPARC64
 #include <asm/isa.h>
-#endif
 
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
 MODULE_DESCRIPTION("Sparc Speaker beeper driver");
 MODULE_LICENSE("GPL");
 
-const char *beep_name;
-static unsigned long beep_iobase;
-static int (*beep_event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
-static DEFINE_SPINLOCK(beep_lock);
+struct sparcspkr_state {
+	const char		*name;
+	unsigned long		iobase;
+	int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
+	spinlock_t		lock;
+	struct input_dev	*input_dev;
+};
 
 static int ebus_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
 {
+	struct sparcspkr_state *state = dev_get_drvdata(dev->cdev.dev);
 	unsigned int count = 0;
 	unsigned long flags;
 
@@ -43,24 +45,24 @@ static int ebus_spkr_event(struct input_dev *dev, unsigned int type, unsigned in
 	if (value > 20 && value < 32767)
 		count = 1193182 / value;
 
-	spin_lock_irqsave(&beep_lock, flags);
+	spin_lock_irqsave(&state->lock, flags);
 
 	/* EBUS speaker only has on/off state, the frequency does not
 	 * appear to be programmable.
 	 */
-	if (beep_iobase & 0x2UL)
-		outb(!!count, beep_iobase);
+	if (state->iobase & 0x2UL)
+		outb(!!count, state->iobase);
 	else
-		outl(!!count, beep_iobase);
+		outl(!!count, state->iobase);
 
-	spin_unlock_irqrestore(&beep_lock, flags);
+	spin_unlock_irqrestore(&state->lock, flags);
 
 	return 0;
 }
 
-#ifdef CONFIG_SPARC64
 static int isa_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
 {
+	struct sparcspkr_state *state = dev_get_drvdata(dev->cdev.dev);
 	unsigned int count = 0;
 	unsigned long flags;
 
@@ -76,29 +78,29 @@ static int isa_spkr_event(struct input_dev *dev, unsigned int type, unsigned int
 	if (value > 20 && value < 32767)
 		count = 1193182 / value;
 
-	spin_lock_irqsave(&beep_lock, flags);
+	spin_lock_irqsave(&state->lock, flags);
 
 	if (count) {
 		/* enable counter 2 */
-		outb(inb(beep_iobase + 0x61) | 3, beep_iobase + 0x61);
+		outb(inb(state->iobase + 0x61) | 3, state->iobase + 0x61);
 		/* set command for counter 2, 2 byte write */
-		outb(0xB6, beep_iobase + 0x43);
+		outb(0xB6, state->iobase + 0x43);
 		/* select desired HZ */
-		outb(count & 0xff, beep_iobase + 0x42);
-		outb((count >> 8) & 0xff, beep_iobase + 0x42);
+		outb(count & 0xff, state->iobase + 0x42);
+		outb((count >> 8) & 0xff, state->iobase + 0x42);
 	} else {
 		/* disable counter 2 */
-		outb(inb_p(beep_iobase + 0x61) & 0xFC, beep_iobase + 0x61);
+		outb(inb_p(state->iobase + 0x61) & 0xFC, state->iobase + 0x61);
 	}
 
-	spin_unlock_irqrestore(&beep_lock, flags);
+	spin_unlock_irqrestore(&state->lock, flags);
 
 	return 0;
 }
-#endif
 
-static int __devinit sparcspkr_probe(struct platform_device *dev)
+static int __devinit sparcspkr_probe(struct device *dev)
 {
+	struct sparcspkr_state *state = dev_get_drvdata(dev);
 	struct input_dev *input_dev;
 	int error;
 
@@ -106,18 +108,18 @@ static int __devinit sparcspkr_probe(struct platform_device *dev)
 	if (!input_dev)
 		return -ENOMEM;
 
-	input_dev->name = beep_name;
+	input_dev->name = state->name;
 	input_dev->phys = "sparc/input0";
 	input_dev->id.bustype = BUS_ISA;
 	input_dev->id.vendor = 0x001f;
 	input_dev->id.product = 0x0001;
 	input_dev->id.version = 0x0100;
-	input_dev->cdev.dev = &dev->dev;
+	input_dev->cdev.dev = dev;
 
 	input_dev->evbit[0] = BIT(EV_SND);
 	input_dev->sndbit[0] = BIT(SND_BELL) | BIT(SND_TONE);
 
-	input_dev->event = beep_event;
+	input_dev->event = state->event;
 
 	error = input_register_device(input_dev);
 	if (error) {
@@ -125,111 +127,137 @@ static int __devinit sparcspkr_probe(struct platform_device *dev)
 		return error;
 	}
 
-	platform_set_drvdata(dev, input_dev);
+	state->input_dev = input_dev;
 
 	return 0;
 }
 
-static int __devexit sparcspkr_remove(struct platform_device *dev)
+static int __devexit sparcspkr_remove(struct of_device *dev)
 {
-	struct input_dev *input_dev = platform_get_drvdata(dev);
+	struct sparcspkr_state *state = dev_get_drvdata(&dev->dev);
+	struct input_dev *input_dev = state->input_dev;
 
-	input_unregister_device(input_dev);
-	platform_set_drvdata(dev, NULL);
 	/* turn off the speaker */
-	beep_event(NULL, EV_SND, SND_BELL, 0);
+	state->event(input_dev, EV_SND, SND_BELL, 0);
+
+	input_unregister_device(input_dev);
+
+	dev_set_drvdata(&dev->dev, NULL);
+	kfree(state);
 
 	return 0;
 }
 
-static void sparcspkr_shutdown(struct platform_device *dev)
+static int sparcspkr_shutdown(struct of_device *dev)
 {
+	struct sparcspkr_state *state = dev_get_drvdata(&dev->dev);
+	struct input_dev *input_dev = state->input_dev;
+
 	/* turn off the speaker */
-	beep_event(NULL, EV_SND, SND_BELL, 0);
+	state->event(input_dev, EV_SND, SND_BELL, 0);
+
+	return 0;
+}
+
+static int __devinit ebus_beep_probe(struct of_device *dev, const struct of_device_id *match)
+{
+	struct linux_ebus_device *edev = to_ebus_device(&dev->dev);
+	struct sparcspkr_state *state;
+	int err;
+
+	state = kzalloc(sizeof(*state), GFP_KERNEL);
+	if (!state)
+		return -ENOMEM;
+
+	state->name = "Sparc EBUS Speaker";
+	state->iobase = edev->resource[0].start;
+	state->event = ebus_spkr_event;
+	spin_lock_init(&state->lock);
+
+	dev_set_drvdata(&dev->dev, state);
+
+	err = sparcspkr_probe(&dev->dev);
+	if (err) {
+		dev_set_drvdata(&dev->dev, NULL);
+		kfree(state);
+	}
+
+	return 0;
 }
 
-static struct platform_driver sparcspkr_platform_driver = {
-	.driver		= {
-		.name	= "sparcspkr",
-		.owner	= THIS_MODULE,
+static struct of_device_id ebus_beep_match[] = {
+	{
+		.name = "beep",
 	},
-	.probe		= sparcspkr_probe,
-	.remove		= __devexit_p(sparcspkr_remove),
-	.shutdown	= sparcspkr_shutdown,
+	{},
 };
 
-static struct platform_device *sparcspkr_platform_device;
+static struct of_platform_driver ebus_beep_driver = {
+	.name		= "beep",
+	.match_table	= ebus_beep_match,
+	.probe		= ebus_beep_probe,
+	.remove		= sparcspkr_remove,
+	.shutdown	= sparcspkr_shutdown,
+};
 
-static int __init sparcspkr_drv_init(void)
+static int __devinit isa_beep_probe(struct of_device *dev, const struct of_device_id *match)
 {
-	int error;
+	struct sparc_isa_device *idev = to_isa_device(&dev->dev);
+	struct sparcspkr_state *state;
+	int err;
 
-	error = platform_driver_register(&sparcspkr_platform_driver);
-	if (error)
-		return error;
+	state = kzalloc(sizeof(*state), GFP_KERNEL);
+	if (!state)
+		return -ENOMEM;
 
-	sparcspkr_platform_device = platform_device_alloc("sparcspkr", -1);
-	if (!sparcspkr_platform_device) {
-		error = -ENOMEM;
-		goto err_unregister_driver;
-	}
+	state->name = "Sparc ISA Speaker";
+	state->iobase = idev->resource.start;
+	state->event = isa_spkr_event;
+	spin_lock_init(&state->lock);
+
+	dev_set_drvdata(&dev->dev, state);
 
-	error = platform_device_add(sparcspkr_platform_device);
-	if (error)
-		goto err_free_device;
+	err = sparcspkr_probe(&dev->dev);
+	if (err) {
+		dev_set_drvdata(&dev->dev, NULL);
+		kfree(state);
+	}
 
 	return 0;
+}
 
- err_free_device:
-	platform_device_put(sparcspkr_platform_device);
- err_unregister_driver:
-	platform_driver_unregister(&sparcspkr_platform_driver);
+static struct of_device_id isa_beep_match[] = {
+	{
+		.name = "dma",
+	},
+	{},
+};
 
-	return error;
-}
+static struct of_platform_driver isa_beep_driver = {
+	.name		= "beep",
+	.match_table	= isa_beep_match,
+	.probe		= isa_beep_probe,
+	.remove		= sparcspkr_remove,
+	.shutdown	= sparcspkr_shutdown,
+};
 
 static int __init sparcspkr_init(void)
 {
-	struct linux_ebus *ebus;
-	struct linux_ebus_device *edev;
-#ifdef CONFIG_SPARC64
-	struct sparc_isa_bridge *isa_br;
-	struct sparc_isa_device *isa_dev;
-#endif
-
-	for_each_ebus(ebus) {
-		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "beep")) {
-				beep_name = "Sparc EBUS Speaker";
-				beep_event = ebus_spkr_event;
-				beep_iobase = edev->resource[0].start;
-				return sparcspkr_drv_init();
-			}
-		}
-	}
-#ifdef CONFIG_SPARC64
-	for_each_isa(isa_br) {
-		for_each_isadev(isa_dev, isa_br) {
-			/* A hack, the beep device's base lives in
-			 * the DMA isa node.
-			 */
-			if (!strcmp(isa_dev->prom_name, "dma")) {
-				beep_name = "Sparc ISA Speaker";
-				beep_event = isa_spkr_event,
-				beep_iobase = isa_dev->resource.start;
-				return sparcspkr_drv_init();
-			}
-		}
+	int err = of_register_driver(&ebus_beep_driver, &ebus_bus_type);
+
+	if (!err) {
+		err = of_register_driver(&isa_beep_driver, &isa_bus_type);
+		if (err)
+			of_unregister_driver(&ebus_beep_driver);
 	}
-#endif
 
-	return -ENODEV;
+	return err;
 }
 
 static void __exit sparcspkr_exit(void)
 {
-	platform_device_unregister(sparcspkr_platform_device);
-	platform_driver_unregister(&sparcspkr_platform_driver);
+	of_unregister_driver(&ebus_beep_driver);
+	of_unregister_driver(&isa_beep_driver);
 }
 
 module_init(sparcspkr_init);
diff --git a/drivers/input/serio/i8042-sparcio.h b/drivers/input/serio/i8042-sparcio.h
index ed9446f6d7e33..6d66351805a25 100644
--- a/drivers/input/serio/i8042-sparcio.h
+++ b/drivers/input/serio/i8042-sparcio.h
@@ -74,7 +74,7 @@ static int __init i8042_platform_init(void)
 
 		for_each_ebus(ebus) {
 			for_each_ebusdev(edev, ebus) {
-				if (!strcmp(edev->prom_name, "8042"))
+				if (!strcmp(edev->prom_node->name, "8042"))
 					goto edev_found;
 			}
 		}
@@ -82,14 +82,14 @@ static int __init i8042_platform_init(void)
 
 	edev_found:
 		for_each_edevchild(edev, child) {
-			if (!strcmp(child->prom_name, OBP_PS2KBD_NAME1) ||
-			    !strcmp(child->prom_name, OBP_PS2KBD_NAME2)) {
+			if (!strcmp(child->prom_node->name, OBP_PS2KBD_NAME1) ||
+			    !strcmp(child->prom_node->name, OBP_PS2KBD_NAME2)) {
 				i8042_kbd_irq = child->irqs[0];
 				kbd_iobase =
 					ioremap(child->resource[0].start, 8);
 			}
-			if (!strcmp(child->prom_name, OBP_PS2MS_NAME1) ||
-			    !strcmp(child->prom_name, OBP_PS2MS_NAME2))
+			if (!strcmp(child->prom_node->name, OBP_PS2MS_NAME1) ||
+			    !strcmp(child->prom_node->name, OBP_PS2MS_NAME2))
 				i8042_aux_irq = child->irqs[0];
 		}
 		if (i8042_kbd_irq == -1 ||
diff --git a/drivers/net/myri_sbus.c b/drivers/net/myri_sbus.c
index 6c86dca62e2a5..d9f616fea3d9a 100644
--- a/drivers/net/myri_sbus.c
+++ b/drivers/net/myri_sbus.c
@@ -1,10 +1,10 @@
-/* myri_sbus.h: MyriCOM MyriNET SBUS card driver.
+/* myri_sbus.c: MyriCOM MyriNET SBUS card driver.
  *
- * Copyright (C) 1996, 1999 David S. Miller (davem@redhat.com)
+ * Copyright (C) 1996, 1999, 2006 David S. Miller (davem@davemloft.net)
  */
 
 static char version[] =
-        "myri_sbus.c:v1.9 12/Sep/99 David S. Miller (davem@redhat.com)\n";
+        "myri_sbus.c:v2.0 June 23, 2006 David S. Miller (davem@davemloft.net)\n";
 
 #include <linux/module.h>
 #include <linux/config.h>
@@ -81,10 +81,6 @@ static char version[] =
 #define DHDR(x)
 #endif
 
-#ifdef MODULE
-static struct myri_eth *root_myri_dev;
-#endif
-
 static void myri_reset_off(void __iomem *lp, void __iomem *cregs)
 {
 	/* Clear IRQ mask. */
@@ -896,8 +892,9 @@ static void dump_eeprom(struct myri_eth *mp)
 }
 #endif
 
-static int __init myri_ether_init(struct sbus_dev *sdev, int num)
+static int __init myri_ether_init(struct sbus_dev *sdev)
 {
+	static int num;
 	static unsigned version_printed;
 	struct net_device *dev;
 	struct myri_eth *mp;
@@ -913,6 +910,9 @@ static int __init myri_ether_init(struct sbus_dev *sdev, int num)
 	if (version_printed++ == 0)
 		printk(version);
 
+	SET_MODULE_OWNER(dev);
+	SET_NETDEV_DEV(dev, &sdev->ofdev.dev);
+
 	mp = (struct myri_eth *) dev->priv;
 	spin_lock_init(&mp->irq_lock);
 	mp->myri_sdev = sdev;
@@ -1092,10 +1092,9 @@ static int __init myri_ether_init(struct sbus_dev *sdev, int num)
 		goto err_free_irq;
 	}
 
-#ifdef MODULE
-	mp->next_module = root_myri_dev;
-	root_myri_dev = mp;
-#endif
+	dev_set_drvdata(&sdev->ofdev.dev, mp);
+
+	num++;
 
 	printk("%s: MyriCOM MyriNET Ethernet ", dev->name);
 
@@ -1114,61 +1113,68 @@ err:
 	return -ENODEV;
 }
 
-static int __init myri_sbus_match(struct sbus_dev *sdev)
-{
-	char *name = sdev->prom_name;
 
-	if (!strcmp(name, "MYRICOM,mlanai") ||
-	    !strcmp(name, "myri"))
-		return 1;
+static int __devinit myri_sbus_probe(struct of_device *dev, const struct of_device_id *match)
+{
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
 
-	return 0;
+	return myri_ether_init(sdev);
 }
 
-static int __init myri_sbus_probe(void)
+static int __devexit myri_sbus_remove(struct of_device *dev)
 {
-	struct sbus_bus *bus;
-	struct sbus_dev *sdev = NULL;
-	static int called;
-	int cards = 0, v;
+	struct myri_eth *mp = dev_get_drvdata(&dev->dev);
+	struct net_device *net_dev = mp->dev;
 
-#ifdef MODULE
-	root_myri_dev = NULL;
-#endif
+	unregister_netdevice(net_dev);
 
-	if (called)
-		return -ENODEV;
-	called++;
-
-	for_each_sbus(bus) {
-		for_each_sbusdev(sdev, bus) {
-			if (myri_sbus_match(sdev)) {
-				cards++;
-				DET(("Found myricom myrinet as %s\n", sdev->prom_name));
-				if ((v = myri_ether_init(sdev, (cards - 1))))
-					return v;
-			}
-		}
+	free_irq(net_dev->irq, net_dev);
+
+	if (mp->eeprom.cpuvers < CPUVERS_4_0) {
+		sbus_iounmap(mp->regs, mp->reg_size);
+	} else {
+		sbus_iounmap(mp->cregs, PAGE_SIZE);
+		sbus_iounmap(mp->lregs, (256 * 1024));
+		sbus_iounmap(mp->lanai, (512 * 1024));
 	}
-	if (!cards)
-		return -ENODEV;
+
+	free_netdev(net_dev);
+
+	dev_set_drvdata(&dev->dev, NULL);
+
 	return 0;
 }
 
-static void __exit myri_sbus_cleanup(void)
+static struct of_device_id myri_sbus_match[] = {
+	{
+		.name = "MYRICOM,mlanai",
+	},
+	{
+		.name = "myri",
+	},
+	{},
+};
+
+MODULE_DEVICE_TABLE(of, myri_sbus_match);
+
+static struct of_platform_driver myri_sbus_driver = {
+	.name		= "myri",
+	.match_table	= myri_sbus_match,
+	.probe		= myri_sbus_probe,
+	.remove		= __devexit_p(myri_sbus_remove),
+};
+
+static int __init myri_sbus_init(void)
+{
+	return of_register_driver(&myri_sbus_driver, &sbus_bus_type);
+}
+
+static void __exit myri_sbus_exit(void)
 {
-#ifdef MODULE
-	while (root_myri_dev) {
-		struct myri_eth *next = root_myri_dev->next_module;
-
-		unregister_netdev(root_myri_dev->dev);
-		/* this will also free the co-allocated 'root_myri_dev' */
-		free_netdev(root_myri_dev->dev);
-		root_myri_dev = next;
-	}
-#endif /* MODULE */
+	of_unregister_driver(&myri_sbus_driver);
 }
 
-module_init(myri_sbus_probe);
-module_exit(myri_sbus_cleanup);
+module_init(myri_sbus_init);
+module_exit(myri_sbus_exit);
+
 MODULE_LICENSE("GPL");
diff --git a/drivers/net/myri_sbus.h b/drivers/net/myri_sbus.h
index 47722f708a418..2f69ef7cdccbb 100644
--- a/drivers/net/myri_sbus.h
+++ b/drivers/net/myri_sbus.h
@@ -290,7 +290,6 @@ struct myri_eth {
 	unsigned int			reg_size;	/* Size of register space.    */
 	unsigned int			shmem_base;	/* Offset to shared ram.      */
 	struct sbus_dev			*myri_sdev;	/* Our SBUS device struct.    */
-	struct myri_eth			*next_module;	/* Next in adapter chain.     */
 };
 
 /* We use this to acquire receive skb's that we can DMA directly into. */
diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c
index cfaf47c63c58d..7127f0f36f0e9 100644
--- a/drivers/net/sunbmac.c
+++ b/drivers/net/sunbmac.c
@@ -72,8 +72,6 @@ MODULE_LICENSE("GPL");
 #define DIRQ(x)
 #endif
 
-static struct bigmac *root_bigmac_dev;
-
 #define DEFAULT_JAMSIZE    4 /* Toe jam */
 
 #define QEC_RESET_TRIES 200
@@ -491,7 +489,7 @@ static void bigmac_tcvr_init(struct bigmac *bp)
 	}
 }
 
-static int bigmac_init(struct bigmac *, int);
+static int bigmac_init_hw(struct bigmac *, int);
 
 static int try_next_permutation(struct bigmac *bp, void __iomem *tregs)
 {
@@ -551,7 +549,7 @@ static void bigmac_timer(unsigned long data)
 				if (ret == -1) {
 					printk(KERN_ERR "%s: Link down, cable problem?\n",
 					       bp->dev->name);
-					ret = bigmac_init(bp, 0);
+					ret = bigmac_init_hw(bp, 0);
 					if (ret) {
 						printk(KERN_ERR "%s: Error, cannot re-init the "
 						       "BigMAC.\n", bp->dev->name);
@@ -621,7 +619,7 @@ static void bigmac_begin_auto_negotiation(struct bigmac *bp)
 	add_timer(&bp->bigmac_timer);
 }
 
-static int bigmac_init(struct bigmac *bp, int from_irq)
+static int bigmac_init_hw(struct bigmac *bp, int from_irq)
 {
 	void __iomem *gregs        = bp->gregs;
 	void __iomem *cregs        = bp->creg;
@@ -752,7 +750,7 @@ static void bigmac_is_medium_rare(struct bigmac *bp, u32 qec_status, u32 bmac_st
 	}
 
 	printk(" RESET\n");
-	bigmac_init(bp, 1);
+	bigmac_init_hw(bp, 1);
 }
 
 /* BigMAC transmit complete service routines. */
@@ -926,7 +924,7 @@ static int bigmac_open(struct net_device *dev)
 		return ret;
 	}
 	init_timer(&bp->bigmac_timer);
-	ret = bigmac_init(bp, 0);
+	ret = bigmac_init_hw(bp, 0);
 	if (ret)
 		free_irq(dev->irq, bp);
 	return ret;
@@ -950,7 +948,7 @@ static void bigmac_tx_timeout(struct net_device *dev)
 {
 	struct bigmac *bp = (struct bigmac *) dev->priv;
 
-	bigmac_init(bp, 0);
+	bigmac_init_hw(bp, 0);
 	netif_wake_queue(dev);
 }
 
@@ -1104,6 +1102,8 @@ static int __init bigmac_ether_init(struct sbus_dev *qec_sdev)
 	bp->qec_sdev = qec_sdev;
 	bp->bigmac_sdev = qec_sdev->child;
 
+	SET_NETDEV_DEV(dev, &bp->bigmac_sdev->ofdev.dev);
+
 	spin_lock_init(&bp->lock);
 
 	/* Verify the registers we expect, are actually there. */
@@ -1226,11 +1226,7 @@ static int __init bigmac_ether_init(struct sbus_dev *qec_sdev)
 		goto fail_and_cleanup;
 	}
 
-	/* Put us into the list of instances attached for later driver
-	 * exit.
-	 */
-	bp->next_module = root_bigmac_dev;
-	root_bigmac_dev = bp;
+	dev_set_drvdata(&bp->bigmac_sdev->ofdev.dev, bp);
 
 	printk(KERN_INFO "%s: BigMAC 100baseT Ethernet ", dev->name);
 	for (i = 0; i < 6; i++)
@@ -1266,69 +1262,68 @@ fail_and_cleanup:
 /* QEC can be the parent of either QuadEthernet or
  * a BigMAC.  We want the latter.
  */
-static int __init bigmac_match(struct sbus_dev *sdev)
+static int __devinit bigmac_sbus_probe(struct of_device *dev, const struct of_device_id *match)
 {
-	struct sbus_dev *child = sdev->child;
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+	struct device_node *dp = dev->node;
 
-	if (strcmp(sdev->prom_name, "qec") != 0)
-		return 0;
+	if (!strcmp(dp->name, "be"))
+		sdev = sdev->parent;
 
-	if (child == NULL)
-		return 0;
-
-	if (strcmp(child->prom_name, "be") != 0)
-		return 0;
-
-	return 1;
+	return bigmac_ether_init(sdev);
 }
 
-static int __init bigmac_probe(void)
+static int __devexit bigmac_sbus_remove(struct of_device *dev)
 {
-	struct sbus_bus *sbus;
-	struct sbus_dev *sdev = NULL;
-	static int called;
-	int cards = 0, v;
-
-	root_bigmac_dev = NULL;
-
-	if (called)
-		return -ENODEV;
-	called++;
-
-	for_each_sbus(sbus) {
-		for_each_sbusdev(sdev, sbus) {
-			if (bigmac_match(sdev)) {
-				cards++;
-				if ((v = bigmac_ether_init(sdev)))
-					return v;
-			}
-		}
-	}
-	if (!cards)
-		return -ENODEV;
+	struct bigmac *bp = dev_get_drvdata(&dev->dev);
+	struct net_device *net_dev = bp->dev;
+
+	unregister_netdevice(net_dev);
+
+	sbus_iounmap(bp->gregs, GLOB_REG_SIZE);
+	sbus_iounmap(bp->creg, CREG_REG_SIZE);
+	sbus_iounmap(bp->bregs, BMAC_REG_SIZE);
+	sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
+	sbus_free_consistent(bp->bigmac_sdev,
+			     PAGE_SIZE,
+			     bp->bmac_block,
+			     bp->bblock_dvma);
+
+	free_netdev(net_dev);
+
+	dev_set_drvdata(&dev->dev, NULL);
+
 	return 0;
 }
 
-static void __exit bigmac_cleanup(void)
-{
-	while (root_bigmac_dev) {
-		struct bigmac *bp = root_bigmac_dev;
-		struct bigmac *bp_nxt = root_bigmac_dev->next_module;
+static struct of_device_id bigmac_sbus_match[] = {
+	{
+		.name = "qec",
+	},
+	{
+		.name = "be",
+	},
+	{},
+};
 
-		sbus_iounmap(bp->gregs, GLOB_REG_SIZE);
-		sbus_iounmap(bp->creg, CREG_REG_SIZE);
-		sbus_iounmap(bp->bregs, BMAC_REG_SIZE);
-		sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
-		sbus_free_consistent(bp->bigmac_sdev,
-				     PAGE_SIZE,
-				     bp->bmac_block,
-				     bp->bblock_dvma);
+MODULE_DEVICE_TABLE(of, bigmac_sbus_match);
 
-		unregister_netdev(bp->dev);
-		free_netdev(bp->dev);
-		root_bigmac_dev = bp_nxt;
-	}
+static struct of_platform_driver bigmac_sbus_driver = {
+	.name		= "sunbmac",
+	.match_table	= bigmac_sbus_match,
+	.probe		= bigmac_sbus_probe,
+	.remove		= __devexit_p(bigmac_sbus_remove),
+};
+
+static int __init bigmac_init(void)
+{
+	return of_register_driver(&bigmac_sbus_driver, &sbus_bus_type);
+}
+
+static void __exit bigmac_exit(void)
+{
+	of_unregister_driver(&bigmac_sbus_driver);
 }
 
-module_init(bigmac_probe);
-module_exit(bigmac_cleanup);
+module_init(bigmac_init);
+module_exit(bigmac_exit);
diff --git a/drivers/net/sunbmac.h b/drivers/net/sunbmac.h
index b0dbc51871436..b563d3c2993e8 100644
--- a/drivers/net/sunbmac.h
+++ b/drivers/net/sunbmac.h
@@ -332,7 +332,6 @@ struct bigmac {
 	struct sbus_dev		*qec_sdev;
 	struct sbus_dev		*bigmac_sdev;
 	struct net_device	*dev;
-	struct bigmac		*next_module;
 };
 
 /* We use this to acquire receive skb's that we can DMA directly into. */
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 38cd30cb7c750..5248670d29f70 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -2880,17 +2880,20 @@ static int __devinit gem_get_device_address(struct gem *gp)
 #if defined(__sparc__)
 	struct pci_dev *pdev = gp->pdev;
 	struct pcidev_cookie *pcp = pdev->sysdata;
-	int node = -1;
+	int use_idprom = 1;
 
 	if (pcp != NULL) {
-		node = pcp->prom_node;
-		if (prom_getproplen(node, "local-mac-address") == 6)
-			prom_getproperty(node, "local-mac-address",
-					 dev->dev_addr, 6);
-		else
-			node = -1;
+		unsigned char *addr;
+		int len;
+
+		addr = of_get_property(pcp->prom_node, "local-mac-address",
+				       &len);
+		if (addr && len == 6) {
+			use_idprom = 0;
+			memcpy(dev->dev_addr, addr, 6);
+		}
 	}
-	if (node == -1)
+	if (use_idprom)
 		memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
 #elif defined(CONFIG_PPC_PMAC)
 	unsigned char *addr;
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index bd5d2668a3622..c33ead3470db7 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -1,9 +1,9 @@
-/* $Id: sunhme.c,v 1.124 2002/01/15 06:25:51 davem Exp $
- * sunhme.c: Sparc HME/BigMac 10/100baseT half/full duplex auto switching,
+/* sunhme.c: Sparc HME/BigMac 10/100baseT half/full duplex auto switching,
  *           auto carrier detecting ethernet driver.  Also known as the
  *           "Happy Meal Ethernet" found on SunSwift SBUS cards.
  *
- * Copyright (C) 1996, 1998, 1999, 2002, 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 1996, 1998, 1999, 2002, 2003,
+		 2006 David S. Miller (davem@davemloft.net)
  *
  * Changes :
  * 2000/11/11 Willy Tarreau <willy AT meta-x.org>
@@ -40,15 +40,13 @@
 #include <asm/dma.h>
 #include <asm/byteorder.h>
 
-#ifdef __sparc__
+#ifdef CONFIG_SPARC
 #include <asm/idprom.h>
 #include <asm/sbus.h>
 #include <asm/openprom.h>
 #include <asm/oplib.h>
+#include <asm/prom.h>
 #include <asm/auxio.h>
-#ifndef __sparc_v9__
-#include <asm/io-unit.h>
-#endif
 #endif
 #include <asm/uaccess.h>
 
@@ -57,7 +55,7 @@
 
 #ifdef CONFIG_PCI
 #include <linux/pci.h>
-#ifdef __sparc__
+#ifdef CONFIG_SPARC
 #include <asm/pbm.h>
 #endif
 #endif
@@ -65,9 +63,9 @@
 #include "sunhme.h"
 
 #define DRV_NAME	"sunhme"
-#define DRV_VERSION	"2.02"
-#define DRV_RELDATE	"8/24/03"
-#define DRV_AUTHOR	"David S. Miller (davem@redhat.com)"
+#define DRV_VERSION	"3.00"
+#define DRV_RELDATE	"June 23, 2006"
+#define DRV_AUTHOR	"David S. Miller (davem@davemloft.net)"
 
 static char version[] =
 	DRV_NAME ".c:v" DRV_VERSION " " DRV_RELDATE " " DRV_AUTHOR "\n";
@@ -83,8 +81,6 @@ static int macaddr[6];
 module_param_array(macaddr, int, NULL, 0);
 MODULE_PARM_DESC(macaddr, "Happy Meal MAC address to set");
 
-static struct happy_meal *root_happy_dev;
-
 #ifdef CONFIG_SBUS
 static struct quattro *qfe_sbus_list;
 #endif
@@ -181,26 +177,6 @@ static __inline__ void tx_dump_ring(struct happy_meal *hp)
 #define DEFAULT_IPG2       4 /* For all modes */
 #define DEFAULT_JAMSIZE    4 /* Toe jam */
 
-#if defined(CONFIG_PCI) && defined(MODULE)
-/* This happy_pci_ids is declared __initdata because it is only used
-   as an advisory to depmod.  If this is ported to the new PCI interface
-   where it could be referenced at any time due to hot plugging,
-   the __initdata reference should be removed. */
-
-static struct pci_device_id happymeal_pci_ids[] = {
-	{
-	  .vendor	= PCI_VENDOR_ID_SUN,
-	  .device	= PCI_DEVICE_ID_SUN_HAPPYMEAL,
-	  .subvendor	= PCI_ANY_ID,
-	  .subdevice	= PCI_ANY_ID,
-	},
-	{ }			/* Terminating entry */
-};
-
-MODULE_DEVICE_TABLE(pci, happymeal_pci_ids);
-
-#endif
-
 /* NOTE: In the descriptor writes one _must_ write the address
  *	 member _first_.  The card must not be allowed to see
  *	 the updated descriptor flags until the address is
@@ -1610,7 +1586,7 @@ static int happy_meal_init(struct happy_meal *hp)
 	HMD(("happy_meal_init: old[%08x] bursts<",
 	     hme_read32(hp, gregs + GREG_CFG)));
 
-#ifndef __sparc__
+#ifndef CONFIG_SPARC
 	/* It is always PCI and can handle 64byte bursts. */
 	hme_write32(hp, gregs + GREG_CFG, GREG_CFG_BURST64);
 #else
@@ -1647,7 +1623,7 @@ static int happy_meal_init(struct happy_meal *hp)
 		HMD(("XXX>"));
 		hme_write32(hp, gregs + GREG_CFG, 0);
 	}
-#endif /* __sparc__ */
+#endif /* CONFIG_SPARC */
 
 	/* Turn off interrupts we do not want to hear. */
 	HMD((", enable global interrupts, "));
@@ -2592,14 +2568,10 @@ static void __init quattro_apply_ranges(struct quattro *qp, struct happy_meal *h
  */
 static struct quattro * __init quattro_sbus_find(struct sbus_dev *goal_sdev)
 {
-	struct sbus_bus *sbus;
 	struct sbus_dev *sdev;
 	struct quattro *qp;
 	int i;
 
-	if (qfe_sbus_list == NULL)
-		goto found;
-
 	for (qp = qfe_sbus_list; qp != NULL; qp = qp->next) {
 		for (i = 0, sdev = qp->quattro_dev;
 		     (sdev != NULL) && (i < 4);
@@ -2608,17 +2580,7 @@ static struct quattro * __init quattro_sbus_find(struct sbus_dev *goal_sdev)
 				return qp;
 		}
 	}
-	for_each_sbus(sbus) {
-		for_each_sbusdev(sdev, sbus) {
-			if (sdev == goal_sdev)
-				goto found;
-		}
-	}
-
-	/* Cannot find quattro parent, fail. */
-	return NULL;
 
-found:
 	qp = kmalloc(sizeof(struct quattro), GFP_KERNEL);
 	if (qp != NULL) {
 		int i;
@@ -2655,6 +2617,17 @@ static void __init quattro_sbus_register_irqs(void)
 		}
 	}
 }
+
+static void __devexit quattro_sbus_free_irqs(void)
+{
+	struct quattro *qp;
+
+	for (qp = qfe_sbus_list; qp != NULL; qp = qp->next) {
+		struct sbus_dev *sdev = qp->quattro_dev;
+
+		free_irq(sdev->irqs[0], qp);
+	}
+}
 #endif /* CONFIG_SBUS */
 
 #ifdef CONFIG_PCI
@@ -2689,8 +2662,9 @@ static struct quattro * __init quattro_pci_find(struct pci_dev *pdev)
 #endif /* CONFIG_PCI */
 
 #ifdef CONFIG_SBUS
-static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
+static int __init happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe)
 {
+	struct device_node *dp = sdev->ofdev.node;
 	struct quattro *qp = NULL;
 	struct happy_meal *hp;
 	struct net_device *dev;
@@ -2713,6 +2687,7 @@ static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
 	if (!dev)
 		goto err_out;
 	SET_MODULE_OWNER(dev);
+	SET_NETDEV_DEV(dev, &sdev->ofdev.dev);
 
 	if (hme_version_printed++ == 0)
 		printk(KERN_INFO "%s", version);
@@ -2728,13 +2703,16 @@ static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
 		for (i = 0; i < 6; i++)
 			dev->dev_addr[i] = macaddr[i];
 		macaddr[5]++;
-	} else if (qfe_slot != -1 &&
-		   prom_getproplen(sdev->prom_node,
-				   "local-mac-address") == 6) {
-		prom_getproperty(sdev->prom_node, "local-mac-address",
-				 dev->dev_addr, 6);
 	} else {
-		memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
+		unsigned char *addr;
+		int len;
+
+		addr = of_get_property(dp, "local-mac-address", &len);
+
+		if (qfe_slot != -1 && addr && len == 6)
+			memcpy(dev->dev_addr, addr, 6);
+		else
+			memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
 	}
 
 	hp = dev->priv;
@@ -2745,9 +2723,8 @@ static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
 
 	err = -ENODEV;
 	if (sdev->num_registers != 5) {
-		printk(KERN_ERR "happymeal: Device does not have 5 regs, it has %d.\n",
+		printk(KERN_ERR "happymeal: Device needs 5 regs, has %d.\n",
 		       sdev->num_registers);
-		printk(KERN_ERR "happymeal: Would you like that for here or to go?\n");
 		goto err_out_free_netdev;
 	}
 
@@ -2761,39 +2738,39 @@ static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
 	hp->gregs = sbus_ioremap(&sdev->resource[0], 0,
 				 GREG_REG_SIZE, "HME Global Regs");
 	if (!hp->gregs) {
-		printk(KERN_ERR "happymeal: Cannot map Happy Meal global registers.\n");
+		printk(KERN_ERR "happymeal: Cannot map global registers.\n");
 		goto err_out_free_netdev;
 	}
 
 	hp->etxregs = sbus_ioremap(&sdev->resource[1], 0,
 				   ETX_REG_SIZE, "HME TX Regs");
 	if (!hp->etxregs) {
-		printk(KERN_ERR "happymeal: Cannot map Happy Meal MAC Transmit registers.\n");
+		printk(KERN_ERR "happymeal: Cannot map MAC TX registers.\n");
 		goto err_out_iounmap;
 	}
 
 	hp->erxregs = sbus_ioremap(&sdev->resource[2], 0,
 				   ERX_REG_SIZE, "HME RX Regs");
 	if (!hp->erxregs) {
-		printk(KERN_ERR "happymeal: Cannot map Happy Meal MAC Receive registers.\n");
+		printk(KERN_ERR "happymeal: Cannot map MAC RX registers.\n");
 		goto err_out_iounmap;
 	}
 
 	hp->bigmacregs = sbus_ioremap(&sdev->resource[3], 0,
 				      BMAC_REG_SIZE, "HME BIGMAC Regs");
 	if (!hp->bigmacregs) {
-		printk(KERN_ERR "happymeal: Cannot map Happy Meal BIGMAC registers.\n");
+		printk(KERN_ERR "happymeal: Cannot map BIGMAC registers.\n");
 		goto err_out_iounmap;
 	}
 
 	hp->tcvregs = sbus_ioremap(&sdev->resource[4], 0,
 				   TCVR_REG_SIZE, "HME Tranceiver Regs");
 	if (!hp->tcvregs) {
-		printk(KERN_ERR "happymeal: Cannot map Happy Meal Tranceiver registers.\n");
+		printk(KERN_ERR "happymeal: Cannot map TCVR registers.\n");
 		goto err_out_iounmap;
 	}
 
-	hp->hm_revision = prom_getintdefault(sdev->prom_node, "hm-rev", 0xff);
+	hp->hm_revision = of_getintprop_default(dp, "hm-rev", 0xff);
 	if (hp->hm_revision == 0xff)
 		hp->hm_revision = 0xa0;
 
@@ -2807,8 +2784,8 @@ static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
 		hp->happy_flags |= HFLAG_QUATTRO;
 
 	/* Get the supported DVMA burst sizes from our Happy SBUS. */
-	hp->happy_bursts = prom_getintdefault(sdev->bus->prom_node,
-					      "burst-sizes", 0x00);
+	hp->happy_bursts = of_getintprop_default(sdev->bus->ofdev.node,
+						 "burst-sizes", 0x00);
 
 	hp->happy_block = sbus_alloc_consistent(hp->happy_dev,
 						PAGE_SIZE,
@@ -2871,6 +2848,8 @@ static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
 		goto err_out_free_consistent;
 	}
 
+	dev_set_drvdata(&sdev->ofdev.dev, hp);
+
 	if (qfe_slot != -1)
 		printk(KERN_INFO "%s: Quattro HME slot %d (SBUS) 10/100baseT Ethernet ",
 		       dev->name, qfe_slot);
@@ -2883,12 +2862,6 @@ static int __init happy_meal_sbus_init(struct sbus_dev *sdev, int is_qfe)
 		       dev->dev_addr[i], i == 5 ? ' ' : ':');
 	printk("\n");
 
-	/* We are home free at this point, link us in to the happy
-	 * device list.
-	 */
-	hp->next_module = root_happy_dev;
-	root_happy_dev = hp;
-
 	return 0;
 
 err_out_free_consistent:
@@ -2918,7 +2891,7 @@ err_out:
 #endif
 
 #ifdef CONFIG_PCI
-#ifndef __sparc__
+#ifndef CONFIG_SPARC
 static int is_quattro_p(struct pci_dev *pdev)
 {
 	struct pci_dev *busdev = pdev->bus->self;
@@ -3006,14 +2979,14 @@ static void get_hme_mac_nonsparc(struct pci_dev *pdev, unsigned char *dev_addr)
 	get_random_bytes(&dev_addr[3], 3);
 	return;
 }
-#endif /* !(__sparc__) */
+#endif /* !(CONFIG_SPARC) */
 
-static int __init happy_meal_pci_init(struct pci_dev *pdev)
+static int __devinit happy_meal_pci_probe(struct pci_dev *pdev,
+					  const struct pci_device_id *ent)
 {
 	struct quattro *qp = NULL;
-#ifdef __sparc__
+#ifdef CONFIG_SPARC
 	struct pcidev_cookie *pcp;
-	int node;
 #endif
 	struct happy_meal *hp;
 	struct net_device *dev;
@@ -3024,15 +2997,14 @@ static int __init happy_meal_pci_init(struct pci_dev *pdev)
 	int err;
 
 	/* Now make sure pci_dev cookie is there. */
-#ifdef __sparc__
+#ifdef CONFIG_SPARC
 	pcp = pdev->sysdata;
-	if (pcp == NULL || pcp->prom_node == -1) {
+	if (pcp == NULL) {
 		printk(KERN_ERR "happymeal(PCI): Some PCI device info missing\n");
 		return -ENODEV;
 	}
-	node = pcp->prom_node;
 	
-	prom_getstring(node, "name", prom_name, sizeof(prom_name));
+	strcpy(prom_name, pcp->prom_node->name);
 #else
 	if (is_quattro_p(pdev))
 		strcpy(prom_name, "SUNW,qfe");
@@ -3103,11 +3075,15 @@ static int __init happy_meal_pci_init(struct pci_dev *pdev)
 			dev->dev_addr[i] = macaddr[i];
 		macaddr[5]++;
 	} else {
-#ifdef __sparc__
+#ifdef CONFIG_SPARC
+		unsigned char *addr;
+		int len;
+
 		if (qfe_slot != -1 &&
-		    prom_getproplen(node, "local-mac-address") == 6) {
-			prom_getproperty(node, "local-mac-address",
-					 dev->dev_addr, 6);
+		    (addr = of_get_property(pcp->prom_node,
+					    "local-mac-address", &len)) != NULL
+		    && len == 6) {
+			memcpy(dev->dev_addr, addr, 6);
 		} else {
 			memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
 		}
@@ -3123,8 +3099,8 @@ static int __init happy_meal_pci_init(struct pci_dev *pdev)
 	hp->bigmacregs = (hpreg_base + 0x6000UL);
 	hp->tcvregs    = (hpreg_base + 0x7000UL);
 
-#ifdef __sparc__
-	hp->hm_revision = prom_getintdefault(node, "hm-rev", 0xff);
+#ifdef CONFIG_SPARC
+	hp->hm_revision = of_getintprop_default(pcp->prom_node, "hm-rev", 0xff);
 	if (hp->hm_revision == 0xff) {
 		unsigned char prev;
 
@@ -3148,7 +3124,7 @@ static int __init happy_meal_pci_init(struct pci_dev *pdev)
 	/* And of course, indicate this is PCI. */
 	hp->happy_flags |= HFLAG_PCI;
 
-#ifdef __sparc__
+#ifdef CONFIG_SPARC
 	/* Assume PCI happy meals can handle all burst sizes. */
 	hp->happy_bursts = DMA_BURSTBITS;
 #endif
@@ -3211,6 +3187,8 @@ static int __init happy_meal_pci_init(struct pci_dev *pdev)
 		goto err_out_iounmap;
 	}
 
+	dev_set_drvdata(&pdev->dev, hp);
+
 	if (!qfe_slot) {
 		struct pci_dev *qpdev = qp->quattro_dev;
 
@@ -3240,12 +3218,6 @@ static int __init happy_meal_pci_init(struct pci_dev *pdev)
 
 	printk("\n");
 
-	/* We are home free at this point, link us in to the happy
-	 * device list.
-	 */
-	hp->next_module = root_happy_dev;
-	root_happy_dev = hp;
-
 	return 0;
 
 err_out_iounmap:
@@ -3263,136 +3235,146 @@ err_out_clear_quattro:
 err_out:
 	return err;
 }
-#endif
 
-#ifdef CONFIG_SBUS
-static int __init happy_meal_sbus_probe(void)
+static void __devexit happy_meal_pci_remove(struct pci_dev *pdev)
 {
-	struct sbus_bus *sbus;
-	struct sbus_dev *sdev;
-	int cards = 0;
-	char model[128];
-
-	for_each_sbus(sbus) {
-		for_each_sbusdev(sdev, sbus) {
-			char *name = sdev->prom_name;
-
-			if (!strcmp(name, "SUNW,hme")) {
-				cards++;
-				prom_getstring(sdev->prom_node, "model",
-					       model, sizeof(model));
-				if (!strcmp(model, "SUNW,sbus-qfe"))
-					happy_meal_sbus_init(sdev, 1);
-				else
-					happy_meal_sbus_init(sdev, 0);
-			} else if (!strcmp(name, "qfe") ||
-				   !strcmp(name, "SUNW,qfe")) {
-				cards++;
-				happy_meal_sbus_init(sdev, 1);
-			}
-		}
-	}
-	if (cards != 0)
-		quattro_sbus_register_irqs();
-	return cards;
+	struct happy_meal *hp = dev_get_drvdata(&pdev->dev);
+	struct net_device *net_dev = hp->dev;
+
+	unregister_netdev(net_dev);
+
+	pci_free_consistent(hp->happy_dev,
+			    PAGE_SIZE,
+			    hp->happy_block,
+			    hp->hblock_dvma);
+	iounmap(hp->gregs);
+	pci_release_regions(hp->happy_dev);
+
+	free_netdev(net_dev);
+
+	dev_set_drvdata(&pdev->dev, NULL);
 }
-#endif
 
-#ifdef CONFIG_PCI
-static int __init happy_meal_pci_probe(void)
+static struct pci_device_id happymeal_pci_ids[] = {
+	{
+	  .vendor	= PCI_VENDOR_ID_SUN,
+	  .device	= PCI_DEVICE_ID_SUN_HAPPYMEAL,
+	  .subvendor	= PCI_ANY_ID,
+	  .subdevice	= PCI_ANY_ID,
+	},
+	{ }			/* Terminating entry */
+};
+
+MODULE_DEVICE_TABLE(pci, happymeal_pci_ids);
+
+static struct pci_driver hme_pci_driver = {
+	.name		= "hme",
+	.id_table	= happymeal_pci_ids,
+	.probe		= happy_meal_pci_probe,
+	.remove		= __devexit_p(happy_meal_pci_remove),
+};
+
+static int __init happy_meal_pci_init(void)
 {
-	struct pci_dev *pdev = NULL;
-	int cards = 0;
+	return pci_module_init(&hme_pci_driver);
+}
 
-	while ((pdev = pci_find_device(PCI_VENDOR_ID_SUN,
-				       PCI_DEVICE_ID_SUN_HAPPYMEAL, pdev)) != NULL) {
-		if (pci_enable_device(pdev))
-			continue;
-		pci_set_master(pdev);
-		cards++;
-		happy_meal_pci_init(pdev);
+static void happy_meal_pci_exit(void)
+{
+	pci_unregister_driver(&hme_pci_driver);
+
+	while (qfe_pci_list) {
+		struct quattro *qfe = qfe_pci_list;
+		struct quattro *next = qfe->next;
+
+		kfree(qfe);
+
+		qfe_pci_list = next;
 	}
-	return cards;
 }
+
 #endif
 
-static int __init happy_meal_probe(void)
+#ifdef CONFIG_SBUS
+static int __devinit hme_sbus_probe(struct of_device *dev, const struct of_device_id *match)
 {
-	static int called = 0;
-	int cards;
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+	struct device_node *dp = dev->node;
+	char *model = of_get_property(dp, "model", NULL);
+	int is_qfe = (match->data != NULL);
 
-	root_happy_dev = NULL;
+	if (!is_qfe && model && !strcmp(model, "SUNW,sbus-qfe"))
+		is_qfe = 1;
 
-	if (called)
-		return -ENODEV;
-	called++;
+	return happy_meal_sbus_probe_one(sdev, is_qfe);
+}
+
+static int __devexit hme_sbus_remove(struct of_device *dev)
+{
+	struct happy_meal *hp = dev_get_drvdata(&dev->dev);
+	struct net_device *net_dev = hp->dev;
+
+	unregister_netdevice(net_dev);
+
+	/* XXX qfe parent interrupt... */
+
+	sbus_iounmap(hp->gregs, GREG_REG_SIZE);
+	sbus_iounmap(hp->etxregs, ETX_REG_SIZE);
+	sbus_iounmap(hp->erxregs, ERX_REG_SIZE);
+	sbus_iounmap(hp->bigmacregs, BMAC_REG_SIZE);
+	sbus_iounmap(hp->tcvregs, TCVR_REG_SIZE);
+	sbus_free_consistent(hp->happy_dev,
+			     PAGE_SIZE,
+			     hp->happy_block,
+			     hp->hblock_dvma);
+
+	free_netdev(net_dev);
+
+	dev_set_drvdata(&dev->dev, NULL);
 
-	cards = 0;
-#ifdef CONFIG_SBUS
-	cards += happy_meal_sbus_probe();
-#endif
-#ifdef CONFIG_PCI
-	cards += happy_meal_pci_probe();
-#endif
-	if (!cards)
-		return -ENODEV;
 	return 0;
 }
 
+static struct of_device_id hme_sbus_match[] = {
+	{
+		.name = "SUNW,hme",
+	},
+	{
+		.name = "SUNW,qfe",
+		.data = (void *) 1,
+	},
+	{
+		.name = "qfe",
+		.data = (void *) 1,
+	},
+	{},
+};
 
-static void __exit happy_meal_cleanup_module(void)
-{
-#ifdef CONFIG_SBUS
-	struct quattro *last_seen_qfe = NULL;
-#endif
+MODULE_DEVICE_TABLE(of, hme_sbus_match);
 
-	while (root_happy_dev) {
-		struct happy_meal *hp = root_happy_dev;
-		struct happy_meal *next = root_happy_dev->next_module;
-		struct net_device *dev = hp->dev;
+static struct of_platform_driver hme_sbus_driver = {
+	.name		= "hme",
+	.match_table	= hme_sbus_match,
+	.probe		= hme_sbus_probe,
+	.remove		= __devexit_p(hme_sbus_remove),
+};
 
-		/* Unregister netdev before unmapping registers as this
-		 * call can end up trying to access those registers.
-		 */
-		unregister_netdev(dev);
+static int __init happy_meal_sbus_init(void)
+{
+	int err;
 
-#ifdef CONFIG_SBUS
-		if (!(hp->happy_flags & HFLAG_PCI)) {
-			if (hp->happy_flags & HFLAG_QUATTRO) {
-				if (hp->qfe_parent != last_seen_qfe) {
-					free_irq(dev->irq, hp->qfe_parent);
-					last_seen_qfe = hp->qfe_parent;
-				}
-			}
+	err = of_register_driver(&hme_sbus_driver, &sbus_bus_type);
+	if (!err)
+		quattro_sbus_register_irqs();
 
-			sbus_iounmap(hp->gregs, GREG_REG_SIZE);
-			sbus_iounmap(hp->etxregs, ETX_REG_SIZE);
-			sbus_iounmap(hp->erxregs, ERX_REG_SIZE);
-			sbus_iounmap(hp->bigmacregs, BMAC_REG_SIZE);
-			sbus_iounmap(hp->tcvregs, TCVR_REG_SIZE);
-			sbus_free_consistent(hp->happy_dev,
-					     PAGE_SIZE,
-					     hp->happy_block,
-					     hp->hblock_dvma);
-		}
-#endif
-#ifdef CONFIG_PCI
-		if ((hp->happy_flags & HFLAG_PCI)) {
-			pci_free_consistent(hp->happy_dev,
-					    PAGE_SIZE,
-					    hp->happy_block,
-					    hp->hblock_dvma);
-			iounmap(hp->gregs);
-			pci_release_regions(hp->happy_dev);
-		}
-#endif
-		free_netdev(dev);
+	return err;
+}
 
-		root_happy_dev = next;
-	}
+static void happy_meal_sbus_exit(void)
+{
+	of_unregister_driver(&hme_sbus_driver);
+	quattro_sbus_free_irqs();
 
-	/* Now cleanup the quattro lists. */
-#ifdef CONFIG_SBUS
 	while (qfe_sbus_list) {
 		struct quattro *qfe = qfe_sbus_list;
 		struct quattro *next = qfe->next;
@@ -3401,18 +3383,39 @@ static void __exit happy_meal_cleanup_module(void)
 
 		qfe_sbus_list = next;
 	}
+}
 #endif
-#ifdef CONFIG_PCI
-	while (qfe_pci_list) {
-		struct quattro *qfe = qfe_pci_list;
-		struct quattro *next = qfe->next;
 
-		kfree(qfe);
+static int __init happy_meal_probe(void)
+{
+	int err = 0;
 
-		qfe_pci_list = next;
+#ifdef CONFIG_SBUS
+	err = happy_meal_sbus_init();
+#endif
+#ifdef CONFIG_PCI
+	if (!err) {
+		err = happy_meal_pci_init();
+#ifdef CONFIG_SBUS
+		if (err)
+			happy_meal_sbus_exit();
+#endif
 	}
 #endif
+
+	return err;
+}
+
+
+static void __exit happy_meal_exit(void)
+{
+#ifdef CONFIG_SBUS
+	happy_meal_sbus_exit();
+#endif
+#ifdef CONFIG_PCI
+	happy_meal_pci_exit();
+#endif
 }
 
 module_init(happy_meal_probe);
-module_exit(happy_meal_cleanup_module);
+module_exit(happy_meal_exit);
diff --git a/drivers/net/sunhme.h b/drivers/net/sunhme.h
index 34e9f953cea47..9b7ccaeeee89f 100644
--- a/drivers/net/sunhme.h
+++ b/drivers/net/sunhme.h
@@ -461,7 +461,6 @@ struct happy_meal {
 	struct net_device	 *dev;		/* Backpointer                       */
 	struct quattro		 *qfe_parent;	/* For Quattro cards                 */
 	int			  qfe_ent;	/* Which instance on quattro         */
-	struct happy_meal         *next_module;
 };
 
 /* Here are the happy flags. */
diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index 6381243d8d005..2c239ab63a80e 100644
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -266,7 +266,6 @@ struct lance_private {
 	char	       	       *name;
 	dma_addr_t		init_block_dvma;
 	struct net_device      *dev;		  /* Backpointer	*/
-	struct lance_private   *next_module;
 	struct sbus_dev	       *sdev;
 	struct timer_list       multicast_timer;
 };
@@ -298,8 +297,6 @@ int sparc_lance_debug = 2;
 
 #define LANCE_ADDR(x) ((long)(x) & ~0xff000000)
 
-static struct lance_private *root_lance_dev;
-
 /* Load the CSR registers */
 static void load_csrs(struct lance_private *lp)
 {
@@ -1327,9 +1324,9 @@ static struct ethtool_ops sparc_lance_ethtool_ops = {
 	.get_link		= sparc_lance_get_link,
 };
 
-static int __init sparc_lance_init(struct sbus_dev *sdev,
-				   struct sbus_dma *ledma,
-				   struct sbus_dev *lebuffer)
+static int __init sparc_lance_probe_one(struct sbus_dev *sdev,
+					struct sbus_dma *ledma,
+					struct sbus_dev *lebuffer)
 {
 	static unsigned version_printed;
 	struct net_device *dev;
@@ -1473,6 +1470,7 @@ no_link_test:
 
 	lp->dev = dev;
 	SET_MODULE_OWNER(dev);
+	SET_NETDEV_DEV(dev, &sdev->ofdev.dev);
 	dev->open = &lance_open;
 	dev->stop = &lance_close;
 	dev->hard_start_xmit = &lance_start_xmit;
@@ -1500,8 +1498,7 @@ no_link_test:
 		goto fail;
 	}
 
-	lp->next_module = root_lance_dev;
-	root_lance_dev = lp;
+	dev_set_drvdata(&sdev->ofdev.dev, lp);
 
 	printk(KERN_INFO "%s: LANCE ", dev->name);
 
@@ -1536,88 +1533,112 @@ static inline struct sbus_dma *find_ledma(struct sbus_dev *sdev)
 #include <asm/machines.h>
 
 /* Find all the lance cards on the system and initialize them */
-static int __init sparc_lance_probe(void)
+static struct sbus_dev sun4_sdev;
+static int __init sparc_lance_init(void)
 {
-	static struct sbus_dev sdev;
-	static int called;
-
-	root_lance_dev = NULL;
-
-	if (called)
-		return -ENODEV;
-	called++;
-
 	if ((idprom->id_machtype == (SM_SUN4|SM_4_330)) ||
 	    (idprom->id_machtype == (SM_SUN4|SM_4_470))) {
-		memset(&sdev, 0, sizeof(sdev));
-		sdev.reg_addrs[0].phys_addr = sun4_eth_physaddr;
-		sdev.irqs[0] = 6;
-		return sparc_lance_init(&sdev, NULL, NULL);
+		memset(&sun4_sdev, 0, sizeof(sdev));
+		sun4_sdev.reg_addrs[0].phys_addr = sun4_eth_physaddr;
+		sun4_sdev.irqs[0] = 6;
+		return sparc_lance_probe_one(&sun4_sdev, NULL, NULL);
 	}
 	return -ENODEV;
 }
 
-#else /* !CONFIG_SUN4 */
-
-/* Find all the lance cards on the system and initialize them */
-static int __init sparc_lance_probe(void)
+static int __exit sunlance_sun4_remove(void)
 {
-	struct sbus_bus *bus;
-	struct sbus_dev *sdev = NULL;
-	struct sbus_dma *ledma = NULL;
-	static int called;
-	int cards = 0, v;
-
-	root_lance_dev = NULL;
-
-	if (called)
-		return -ENODEV;
-	called++;
-
-	for_each_sbus (bus) {
-		for_each_sbusdev (sdev, bus) {
-			if (strcmp(sdev->prom_name, "le") == 0) {
-				cards++;
-				if ((v = sparc_lance_init(sdev, NULL, NULL)))
-					return v;
-				continue;
-			}
-			if (strcmp(sdev->prom_name, "ledma") == 0) {
-				cards++;
-				ledma = find_ledma(sdev);
-				if ((v = sparc_lance_init(sdev->child,
-							  ledma, NULL)))
-					return v;
-				continue;
-			}
-			if (strcmp(sdev->prom_name, "lebuffer") == 0){
-				cards++;
-				if ((v = sparc_lance_init(sdev->child,
-							  NULL, sdev)))
-					return v;
-				continue;
-			}
-		} /* for each sbusdev */
-	} /* for each sbus */
-	if (!cards)
-		return -ENODEV;
+	struct lance_private *lp = dev_get_drvdata(&sun4_sdev->dev);
+	struct net_device *net_dev = lp->dev;
+
+	unregister_netdevice(net_dev);
+
+	lance_free_hwresources(root_lance_dev);
+
+	free_netdev(net_dev);
+
+	dev_set_drvdata(&sun4_sdev->dev, NULL);
+
 	return 0;
 }
-#endif /* !CONFIG_SUN4 */
 
-static void __exit sparc_lance_cleanup(void)
+#else /* !CONFIG_SUN4 */
+
+static int __devinit sunlance_sbus_probe(struct of_device *dev, const struct of_device_id *match)
 {
-	struct lance_private *lp;
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+	struct device_node *dp = dev->node;
+	int err;
+
+	if (!strcmp(dp->name, "le")) {
+		err = sparc_lance_probe_one(sdev, NULL, NULL);
+	} else if (!strcmp(dp->name, "ledma")) {
+		struct sbus_dma *ledma = find_ledma(sdev);
 
-	while (root_lance_dev) {
-		lp = root_lance_dev->next_module;
+		err = sparc_lance_probe_one(sdev->child, ledma, NULL);
+	} else {
+		BUG_ON(strcmp(dp->name, "lebuffer"));
 
-		unregister_netdev(root_lance_dev->dev);
-		lance_free_hwresources(root_lance_dev);
-		free_netdev(root_lance_dev->dev);
-		root_lance_dev = lp;
+		err = sparc_lance_probe_one(sdev->child, NULL, sdev);
 	}
+
+	return err;
+}
+
+static int __devexit sunlance_sbus_remove(struct of_device *dev)
+{
+	struct lance_private *lp = dev_get_drvdata(&dev->dev);
+	struct net_device *net_dev = lp->dev;
+
+	unregister_netdevice(net_dev);
+
+	lance_free_hwresources(lp);
+
+	free_netdev(net_dev);
+
+	dev_set_drvdata(&dev->dev, NULL);
+
+	return 0;
+}
+
+static struct of_device_id sunlance_sbus_match[] = {
+	{
+		.name = "le",
+	},
+	{
+		.name = "ledma",
+	},
+	{
+		.name = "lebuffer",
+	},
+	{},
+};
+
+MODULE_DEVICE_TABLE(of, sunlance_sbus_match);
+
+static struct of_platform_driver sunlance_sbus_driver = {
+	.name		= "sunlance",
+	.match_table	= sunlance_sbus_match,
+	.probe		= sunlance_sbus_probe,
+	.remove		= __devexit_p(sunlance_sbus_remove),
+};
+
+
+/* Find all the lance cards on the system and initialize them */
+static int __init sparc_lance_init(void)
+{
+	return of_register_driver(&sunlance_sbus_driver, &sbus_bus_type);
+}
+#endif /* !CONFIG_SUN4 */
+
+static void __exit sparc_lance_exit(void)
+{
+#ifdef CONFIG_SUN4
+	sunlance_sun4_remove();
+#else
+	of_unregister_driver(&sunlance_sbus_driver);
+#endif
 }
 
-module_init(sparc_lance_probe);
-module_exit(sparc_lance_cleanup);
+module_init(sparc_lance_init);
+module_exit(sparc_lance_exit);
diff --git a/drivers/net/sunqe.c b/drivers/net/sunqe.c
index 1f2323be60d44..9da6d5b871731 100644
--- a/drivers/net/sunqe.c
+++ b/drivers/net/sunqe.c
@@ -1,10 +1,9 @@
-/* $Id: sunqe.c,v 1.55 2002/01/15 06:48:55 davem Exp $
- * sunqe.c: Sparc QuadEthernet 10baseT SBUS card driver.
+/* sunqe.c: Sparc QuadEthernet 10baseT SBUS card driver.
  *          Once again I am out to prove that every ethernet
  *          controller out there can be most efficiently programmed
  *          if you make it look like a LANCE.
  *
- * Copyright (C) 1996, 1999, 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 1996, 1999, 2003, 2006 David S. Miller (davem@davemloft.net)
  */
 
 #include <linux/module.h>
@@ -41,9 +40,9 @@
 #include "sunqe.h"
 
 #define DRV_NAME	"sunqe"
-#define DRV_VERSION	"3.0"
-#define DRV_RELDATE	"8/24/03"
-#define DRV_AUTHOR	"David S. Miller (davem@redhat.com)"
+#define DRV_VERSION	"4.0"
+#define DRV_RELDATE	"June 23, 2006"
+#define DRV_AUTHOR	"David S. Miller (davem@davemloft.net)"
 
 static char version[] =
 	DRV_NAME ".c:v" DRV_VERSION " " DRV_RELDATE " " DRV_AUTHOR "\n";
@@ -755,298 +754,269 @@ static inline void qec_init_once(struct sunqec *qecp, struct sbus_dev *qsdev)
 		    qecp->gregs + GLOB_RSIZE);
 }
 
-/* Four QE's per QEC card. */
-static int __init qec_ether_init(struct net_device *dev, struct sbus_dev *sdev)
+static u8 __init qec_get_burst(struct device_node *dp)
 {
-	static unsigned version_printed;
-	struct net_device *qe_devs[4];
-	struct sunqe *qeps[4];
-	struct sbus_dev *qesdevs[4];
-	struct sbus_dev *child;
-	struct sunqec *qecp = NULL;
 	u8 bsizes, bsizes_more;
-	int i, j, res = -ENOMEM;
 
-	for (i = 0; i < 4; i++) {
-		qe_devs[i] = alloc_etherdev(sizeof(struct sunqe));
-		if (!qe_devs[i])
-			goto out;
-	}
+	/* Find and set the burst sizes for the QEC, since it
+	 * does the actual dma for all 4 channels.
+	 */
+	bsizes = of_getintprop_default(dp, "burst-sizes", 0xff);
+	bsizes &= 0xff;
+	bsizes_more = of_getintprop_default(dp->parent, "burst-sizes", 0xff);
 
-	if (version_printed++ == 0)
-		printk(KERN_INFO "%s", version);
+	if (bsizes_more != 0xff)
+		bsizes &= bsizes_more;
+	if (bsizes == 0xff || (bsizes & DMA_BURST16) == 0 ||
+	    (bsizes & DMA_BURST32)==0)
+		bsizes = (DMA_BURST32 - 1);
 
-	for (i = 0; i < 4; i++) {
-		qeps[i] = (struct sunqe *) qe_devs[i]->priv;
-		for (j = 0; j < 6; j++)
-			qe_devs[i]->dev_addr[j] = idprom->id_ethaddr[j];
-		qeps[i]->channel = i;
-		spin_lock_init(&qeps[i]->lock);
-	}
+	return bsizes;
+}
 
-	qecp = kmalloc(sizeof(struct sunqec), GFP_KERNEL);
-	if (qecp == NULL)
-		goto out1;
-	qecp->qec_sdev = sdev;
+static struct sunqec * __init get_qec(struct sbus_dev *child_sdev)
+{
+	struct sbus_dev *qec_sdev = child_sdev->parent;
+	struct sunqec *qecp;
 
-	for (i = 0; i < 4; i++) {
-		qecp->qes[i] = qeps[i];
-		qeps[i]->dev = qe_devs[i];
-		qeps[i]->parent = qecp;
+	for (qecp = root_qec_dev; qecp; qecp = qecp->next_module) {
+		if (qecp->qec_sdev == qec_sdev)
+			break;
 	}
+	if (!qecp) {
+		qecp = kzalloc(sizeof(struct sunqec), GFP_KERNEL);
+		if (qecp) {
+			u32 ctrl;
+
+			qecp->qec_sdev = qec_sdev;
+			qecp->gregs = sbus_ioremap(&qec_sdev->resource[0], 0,
+						   GLOB_REG_SIZE,
+						   "QEC Global Registers");
+			if (!qecp->gregs)
+				goto fail;
+
+			/* Make sure the QEC is in MACE mode. */
+			ctrl = sbus_readl(qecp->gregs + GLOB_CTRL);
+			ctrl &= 0xf0000000;
+			if (ctrl != GLOB_CTRL_MMODE) {
+				printk(KERN_ERR "qec: Not in MACE mode!\n");
+				goto fail;
+			}
 
-	res = -ENODEV;
+			if (qec_global_reset(qecp->gregs))
+				goto fail;
 
-	for (i = 0, child = sdev->child; i < 4; i++, child = child->next) {
-		/* Link in channel */
-		j = prom_getintdefault(child->prom_node, "channel#", -1);
-		if (j == -1)
-			goto out2;
-		qesdevs[j] = child;
-	}
+			qecp->qec_bursts = qec_get_burst(qec_sdev->ofdev.node);
 
-	for (i = 0; i < 4; i++)
-		qeps[i]->qe_sdev = qesdevs[i];
+			qec_init_once(qecp, qec_sdev);
 
-	/* Now map in the registers, QEC globals first. */
-	qecp->gregs = sbus_ioremap(&sdev->resource[0], 0,
-				   GLOB_REG_SIZE, "QEC Global Registers");
-	if (!qecp->gregs) {
-		printk(KERN_ERR "QuadEther: Cannot map QEC global registers.\n");
-		goto out2;
-	}
+			if (request_irq(qec_sdev->irqs[0], &qec_interrupt,
+					SA_SHIRQ, "qec", (void *) qecp)) {
+				printk(KERN_ERR "qec: Can't register irq.\n");
+				goto fail;
+			}
 
-	/* Make sure the QEC is in MACE mode. */
-	if ((sbus_readl(qecp->gregs + GLOB_CTRL) & 0xf0000000) != GLOB_CTRL_MMODE) {
-		printk(KERN_ERR "QuadEther: AIEEE, QEC is not in MACE mode!\n");
-		goto out3;
+			qecp->next_module = root_qec_dev;
+			root_qec_dev = qecp;
+		}
 	}
 
-	/* Reset the QEC. */
-	if (qec_global_reset(qecp->gregs))
-		goto out3;
+	return qecp;
 
-	/* Find and set the burst sizes for the QEC, since it does
-	 * the actual dma for all 4 channels.
-	 */
-	bsizes = prom_getintdefault(sdev->prom_node, "burst-sizes", 0xff);
-	bsizes &= 0xff;
-	bsizes_more = prom_getintdefault(sdev->bus->prom_node, "burst-sizes", 0xff);
+fail:
+	if (qecp->gregs)
+		sbus_iounmap(qecp->gregs, GLOB_REG_SIZE);
+	kfree(qecp);
+	return NULL;
+}
 
-	if (bsizes_more != 0xff)
-		bsizes &= bsizes_more;
-	if (bsizes == 0xff || (bsizes & DMA_BURST16) == 0 ||
-	   (bsizes & DMA_BURST32)==0)
-		bsizes = (DMA_BURST32 - 1);
+static int __init qec_ether_init(struct sbus_dev *sdev)
+{
+	static unsigned version_printed;
+	struct net_device *dev;
+	struct sunqe *qe;
+	struct sunqec *qecp;
+	int i, res;
 
-	qecp->qec_bursts = bsizes;
+	if (version_printed++ == 0)
+		printk(KERN_INFO "%s", version);
 
-	/* Perform one time QEC initialization, we never touch the QEC
-	 * globals again after this.
-	 */
-	qec_init_once(qecp, sdev);
-
-	for (i = 0; i < 4; i++) {
-		struct sunqe *qe = qeps[i];
-		/* Map in QEC per-channel control registers. */
-		qe->qcregs = sbus_ioremap(&qe->qe_sdev->resource[0], 0,
-				       CREG_REG_SIZE, "QEC Channel Registers");
-		if (!qe->qcregs) {
-			printk(KERN_ERR "QuadEther: Cannot map QE %d's channel registers.\n", i);
-			goto out4;
-		}
+	dev = alloc_etherdev(sizeof(struct sunqe));
+	if (!dev)
+		return -ENOMEM;
 
-		/* Map in per-channel AMD MACE registers. */
-		qe->mregs = sbus_ioremap(&qe->qe_sdev->resource[1], 0,
-				      MREGS_REG_SIZE, "QE MACE Registers");
-		if (!qe->mregs) {
-			printk(KERN_ERR "QuadEther: Cannot map QE %d's MACE registers.\n", i);
-			goto out4;
-		}
+	qe = netdev_priv(dev);
 
-		qe->qe_block = sbus_alloc_consistent(qe->qe_sdev,
-						  PAGE_SIZE,
-						  &qe->qblock_dvma);
-		qe->buffers = sbus_alloc_consistent(qe->qe_sdev,
-						 sizeof(struct sunqe_buffers),
-						 &qe->buffers_dvma);
-		if (qe->qe_block == NULL || qe->qblock_dvma == 0 ||
-		    qe->buffers == NULL || qe->buffers_dvma == 0) {
-			goto out4;
+	i = of_getintprop_default(sdev->ofdev.node, "channel#", -1);
+	if (i == -1) {
+		struct sbus_dev *td = sdev->parent->child;
+		i = 0;
+		while (td != sdev) {
+			td = td->next;
+			i++;
 		}
-
-		/* Stop this QE. */
-		qe_stop(qe);
 	}
+	qe->channel = i;
+	spin_lock_init(&qe->lock);
+	
+	res = -ENODEV;
+	qecp = get_qec(sdev);
+	if (!qecp)
+		goto fail;
 
-	for (i = 0; i < 4; i++) {
-		SET_MODULE_OWNER(qe_devs[i]);
-		qe_devs[i]->open = qe_open;
-		qe_devs[i]->stop = qe_close;
-		qe_devs[i]->hard_start_xmit = qe_start_xmit;
-		qe_devs[i]->get_stats = qe_get_stats;
-		qe_devs[i]->set_multicast_list = qe_set_multicast;
-		qe_devs[i]->tx_timeout = qe_tx_timeout;
-		qe_devs[i]->watchdog_timeo = 5*HZ;
-		qe_devs[i]->irq = sdev->irqs[0];
-		qe_devs[i]->dma = 0;
-		qe_devs[i]->ethtool_ops = &qe_ethtool_ops;
-	}
+	qecp->qes[qe->channel] = qe;
+	qe->dev = dev;
+	qe->parent = qecp;
+	qe->qe_sdev = sdev;
 
-	/* QEC receives interrupts from each QE, then it sends the actual
-	 * IRQ to the cpu itself.  Since QEC is the single point of
-	 * interrupt for all QE channels we register the IRQ handler
-	 * for it now.
-	 */
-	if (request_irq(sdev->irqs[0], &qec_interrupt,
-			SA_SHIRQ, "QuadEther", (void *) qecp)) {
-		printk(KERN_ERR "QuadEther: Can't register QEC master irq handler.\n");
-		res = -EAGAIN;
-		goto out4;
+	res = -ENOMEM;
+	qe->qcregs = sbus_ioremap(&qe->qe_sdev->resource[0], 0,
+				  CREG_REG_SIZE, "QEC Channel Registers");
+	if (!qe->qcregs) {
+		printk(KERN_ERR "qe: Cannot map channel registers.\n");
+		goto fail;
 	}
 
-	for (i = 0; i < 4; i++) {
-		if (register_netdev(qe_devs[i]) != 0)
-			goto out5;
+	qe->mregs = sbus_ioremap(&qe->qe_sdev->resource[1], 0,
+				 MREGS_REG_SIZE, "QE MACE Registers");
+	if (!qe->mregs) {
+		printk(KERN_ERR "qe: Cannot map MACE registers.\n");
+		goto fail;
 	}
 
-	/* Report the QE channels. */
-	for (i = 0; i < 4; i++) {
-		printk(KERN_INFO "%s: QuadEthernet channel[%d] ", qe_devs[i]->name, i);
-		for (j = 0; j < 6; j++)
-			printk ("%2.2x%c",
-				qe_devs[i]->dev_addr[j],
-				j == 5 ? ' ': ':');
-		printk("\n");
-	}
+	qe->qe_block = sbus_alloc_consistent(qe->qe_sdev,
+					     PAGE_SIZE,
+					     &qe->qblock_dvma);
+	qe->buffers = sbus_alloc_consistent(qe->qe_sdev,
+					    sizeof(struct sunqe_buffers),
+					    &qe->buffers_dvma);
+	if (qe->qe_block == NULL || qe->qblock_dvma == 0 ||
+	    qe->buffers == NULL || qe->buffers_dvma == 0)
+		goto fail;
+
+	/* Stop this QE. */
+	qe_stop(qe);
+
+	SET_MODULE_OWNER(dev);
+	SET_NETDEV_DEV(dev, &sdev->ofdev.dev);
+
+	dev->open = qe_open;
+	dev->stop = qe_close;
+	dev->hard_start_xmit = qe_start_xmit;
+	dev->get_stats = qe_get_stats;
+	dev->set_multicast_list = qe_set_multicast;
+	dev->tx_timeout = qe_tx_timeout;
+	dev->watchdog_timeo = 5*HZ;
+	dev->irq = sdev->irqs[0];
+	dev->dma = 0;
+	dev->ethtool_ops = &qe_ethtool_ops;
+
+	res = register_netdev(dev);
+	if (res)
+		goto fail;
+
+	dev_set_drvdata(&sdev->ofdev.dev, qe);
+
+	printk(KERN_INFO "%s: qe channel[%d] ", dev->name, qe->channel);
+	for (i = 0; i < 6; i++)
+		printk ("%2.2x%c",
+			dev->dev_addr[i],
+			i == 5 ? ' ': ':');
+	printk("\n");
 
-	/* We are home free at this point, link the qe's into
-	 * the master list for later driver exit.
-	 */
-	qecp->next_module = root_qec_dev;
-	root_qec_dev = qecp;
 
 	return 0;
 
-out5:
-	while (i--)
-		unregister_netdev(qe_devs[i]);
-	free_irq(sdev->irqs[0], (void *)qecp);
-out4:
-	for (i = 0; i < 4; i++) {
-		struct sunqe *qe = (struct sunqe *)qe_devs[i]->priv;
-
-		if (qe->qcregs)
-			sbus_iounmap(qe->qcregs, CREG_REG_SIZE);
-		if (qe->mregs)
-			sbus_iounmap(qe->mregs, MREGS_REG_SIZE);
-		if (qe->qe_block)
-			sbus_free_consistent(qe->qe_sdev,
-					     PAGE_SIZE,
-					     qe->qe_block,
-					     qe->qblock_dvma);
-		if (qe->buffers)
-			sbus_free_consistent(qe->qe_sdev,
-					     sizeof(struct sunqe_buffers),
-					     qe->buffers,
-					     qe->buffers_dvma);
-	}
-out3:
-	sbus_iounmap(qecp->gregs, GLOB_REG_SIZE);
-out2:
-	kfree(qecp);
-out1:
-	i = 4;
-out:
-	while (i--)
-		free_netdev(qe_devs[i]);
+fail:
+	if (qe->qcregs)
+		sbus_iounmap(qe->qcregs, CREG_REG_SIZE);
+	if (qe->mregs)
+		sbus_iounmap(qe->mregs, MREGS_REG_SIZE);
+	if (qe->qe_block)
+		sbus_free_consistent(qe->qe_sdev,
+				     PAGE_SIZE,
+				     qe->qe_block,
+				     qe->qblock_dvma);
+	if (qe->buffers)
+		sbus_free_consistent(qe->qe_sdev,
+				     sizeof(struct sunqe_buffers),
+				     qe->buffers,
+				     qe->buffers_dvma);
+
+	free_netdev(dev);
+
 	return res;
 }
 
-static int __init qec_match(struct sbus_dev *sdev)
+static int __devinit qec_sbus_probe(struct of_device *dev, const struct of_device_id *match)
 {
-	struct sbus_dev *sibling;
-	int i;
-
-	if (strcmp(sdev->prom_name, "qec") != 0)
-		return 0;
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
 
-	/* QEC can be parent of either QuadEthernet or BigMAC
-	 * children.  Do not confuse this with qfe/SUNW,qfe
-	 * which is a quad-happymeal card and handled by
-	 * a different driver.
-	 */
-	sibling = sdev->child;
-	for (i = 0; i < 4; i++) {
-		if (sibling == NULL)
-			return 0;
-		if (strcmp(sibling->prom_name, "qe") != 0)
-			return 0;
-		sibling = sibling->next;
-	}
-	return 1;
+	return qec_ether_init(sdev);
 }
 
-static int __init qec_probe(void)
+static int __devexit qec_sbus_remove(struct of_device *dev)
 {
-	struct net_device *dev = NULL;
-	struct sbus_bus *bus;
-	struct sbus_dev *sdev = NULL;
-	static int called;
-	int cards = 0, v;
-
-	root_qec_dev = NULL;
-
-	if (called)
-		return -ENODEV;
-	called++;
-
-	for_each_sbus(bus) {
-		for_each_sbusdev(sdev, bus) {
-			if (cards)
-				dev = NULL;
-
-			if (qec_match(sdev)) {
-				cards++;
-				if ((v = qec_ether_init(dev, sdev)))
-					return v;
-			}
-		}
-	}
-	if (!cards)
-		return -ENODEV;
+	struct sunqe *qp = dev_get_drvdata(&dev->dev);
+	struct net_device *net_dev = qp->dev;
+
+	unregister_netdevice(net_dev);
+
+	sbus_iounmap(qp->qcregs, CREG_REG_SIZE);
+	sbus_iounmap(qp->mregs, MREGS_REG_SIZE);
+	sbus_free_consistent(qp->qe_sdev,
+			     PAGE_SIZE,
+			     qp->qe_block,
+			     qp->qblock_dvma);
+	sbus_free_consistent(qp->qe_sdev,
+			     sizeof(struct sunqe_buffers),
+			     qp->buffers,
+			     qp->buffers_dvma);
+
+	free_netdev(net_dev);
+
+	dev_set_drvdata(&dev->dev, NULL);
+
 	return 0;
 }
 
-static void __exit qec_cleanup(void)
+static struct of_device_id qec_sbus_match[] = {
+	{
+		.name = "qe",
+	},
+	{},
+};
+
+MODULE_DEVICE_TABLE(of, qec_sbus_match);
+
+static struct of_platform_driver qec_sbus_driver = {
+	.name		= "qec",
+	.match_table	= qec_sbus_match,
+	.probe		= qec_sbus_probe,
+	.remove		= __devexit_p(qec_sbus_remove),
+};
+
+static int __init qec_init(void)
+{
+	return of_register_driver(&qec_sbus_driver, &sbus_bus_type);
+}
+
+static void __exit qec_exit(void)
 {
-	struct sunqec *next_qec;
-	int i;
+	of_unregister_driver(&qec_sbus_driver);
 
 	while (root_qec_dev) {
-		next_qec = root_qec_dev->next_module;
-
-		/* Release all four QE channels, then the QEC itself. */
-		for (i = 0; i < 4; i++) {
-			unregister_netdev(root_qec_dev->qes[i]->dev);
-			sbus_iounmap(root_qec_dev->qes[i]->qcregs, CREG_REG_SIZE);
-			sbus_iounmap(root_qec_dev->qes[i]->mregs, MREGS_REG_SIZE);
-			sbus_free_consistent(root_qec_dev->qes[i]->qe_sdev,
-					     PAGE_SIZE,
-					     root_qec_dev->qes[i]->qe_block,
-					     root_qec_dev->qes[i]->qblock_dvma);
-			sbus_free_consistent(root_qec_dev->qes[i]->qe_sdev,
-					     sizeof(struct sunqe_buffers),
-					     root_qec_dev->qes[i]->buffers,
-					     root_qec_dev->qes[i]->buffers_dvma);
-			free_netdev(root_qec_dev->qes[i]->dev);
-		}
-		free_irq(root_qec_dev->qec_sdev->irqs[0], (void *)root_qec_dev);
+		struct sunqec *next = root_qec_dev->next_module;
+
+		free_irq(root_qec_dev->qec_sdev->irqs[0],
+			 (void *) root_qec_dev);
 		sbus_iounmap(root_qec_dev->gregs, GLOB_REG_SIZE);
+
 		kfree(root_qec_dev);
-		root_qec_dev = next_qec;
+
+		root_qec_dev = next;
 	}
 }
 
-module_init(qec_probe);
-module_exit(qec_cleanup);
+module_init(qec_init);
+module_exit(qec_exit);
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index e3e380f90f86d..35f931638750c 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -10549,11 +10549,13 @@ static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
 	struct pcidev_cookie *pcp = pdev->sysdata;
 
 	if (pcp != NULL) {
-		int node = pcp->prom_node;
+		unsigned char *addr;
+		int len;
 
-		if (prom_getproplen(node, "local-mac-address") == 6) {
-			prom_getproperty(node, "local-mac-address",
-					 dev->dev_addr, 6);
+		addr = of_get_property(pcp->prom_node, "local-mac-address",
+					&len);
+		if (addr && len == 6) {
+			memcpy(dev->dev_addr, addr, 6);
 			memcpy(dev->perm_addr, dev->dev_addr, 6);
 			return 0;
 		}
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index cabdf894e21e3..e0de66739a422 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -1550,10 +1550,14 @@ static int __devinit tulip_init_one (struct pci_dev *pdev,
 			dev->dev_addr[i] = last_phys_addr[i];
 		dev->dev_addr[i] = last_phys_addr[i] + 1;
 #if defined(__sparc__)
-		if ((pcp != NULL) && prom_getproplen(pcp->prom_node,
-			"local-mac-address") == 6) {
-			prom_getproperty(pcp->prom_node, "local-mac-address",
-			    dev->dev_addr, 6);
+		if (pcp) {
+			unsigned char *addr;
+			int len;
+		  
+			addr = of_get_property(pcp->prom_node,
+					       "local-mac-address", &len);
+			if (addr && len == 6)
+				memcpy(dev->dev_addr, addr, 6);
 		}
 #endif
 #if defined(__i386__) || defined(__x86_64__)	/* Patch up x86 BIOS bug. */
diff --git a/drivers/parport/parport_sunbpp.c b/drivers/parport/parport_sunbpp.c
index 36a1556e64c7d..69a4bbd4cbee9 100644
--- a/drivers/parport/parport_sunbpp.c
+++ b/drivers/parport/parport_sunbpp.c
@@ -1,5 +1,4 @@
-/* $Id: parport_sunbpp.c,v 1.12 2001/05/26 03:01:42 davem Exp $
- * Parallel-port routines for Sun architecture
+/* parport_sunbpp.c: Parallel-port routines for SBUS
  * 
  * Author: Derrick J. Brashear <shadow@dementia.org>
  *
@@ -14,6 +13,9 @@
  *          Gus Baldauf (gbaldauf@ix.netcom.com)
  *          Peter Zaitcev
  *          Tom Dyas
+ *
+ * Updated to new SBUS device framework: David S. Miller <davem@davemloft.net>
+ * 
  */
 
 #include <linux/string.h>
@@ -287,14 +289,7 @@ static struct parport_operations parport_sunbpp_ops =
 	.owner		= THIS_MODULE,
 };
 
-typedef struct {
-	struct list_head list;
-	struct parport *port;
-} Node;
-/* no locks, everything's serialized */
-static LIST_HEAD(port_list);
-
-static int __init init_one_port(struct sbus_dev *sdev)
+static int __devinit init_one_port(struct sbus_dev *sdev)
 {
 	struct parport *p;
 	/* at least in theory there may be a "we don't dma" case */
@@ -303,109 +298,120 @@ static int __init init_one_port(struct sbus_dev *sdev)
 	int irq, dma, err = 0, size;
 	struct bpp_regs __iomem *regs;
 	unsigned char value_tcr;
-	Node *node;
-
-	dprintk((KERN_DEBUG "init_one_port(%p): ranges, alloc_io, ", sdev));
-	node = kmalloc(sizeof(Node), GFP_KERNEL);
-	if (!node)
-		goto out0;
 
 	irq = sdev->irqs[0];
 	base = sbus_ioremap(&sdev->resource[0], 0,
 			    sdev->reg_addrs[0].reg_size, 
 			    "sunbpp");
 	if (!base)
-		goto out1;
+		return -ENODEV;
 
 	size = sdev->reg_addrs[0].reg_size;
 	dma = PARPORT_DMA_NONE;
 
-	dprintk(("alloc(ppops), "));
-	ops = kmalloc (sizeof (struct parport_operations), GFP_KERNEL);
+	ops = kmalloc(sizeof(struct parport_operations), GFP_KERNEL);
         if (!ops)
-		goto out2;
+		goto out_unmap;
 
         memcpy (ops, &parport_sunbpp_ops, sizeof (struct parport_operations));
 
 	dprintk(("register_port\n"));
 	if (!(p = parport_register_port((unsigned long)base, irq, dma, ops)))
-		goto out3;
+		goto out_free_ops;
 
 	p->size = size;
 
-	dprintk((KERN_DEBUG "init_one_port: request_irq(%08x:%p:%x:%s:%p) ",
-		p->irq, parport_sunbpp_interrupt, SA_SHIRQ, p->name, p));
 	if ((err = request_irq(p->irq, parport_sunbpp_interrupt,
 			       SA_SHIRQ, p->name, p)) != 0) {
-		dprintk(("ERROR %d\n", err));
-		goto out4;
+		goto out_put_port;
 	}
-	dprintk(("OK\n"));
+
 	parport_sunbpp_enable_irq(p);
 
 	regs = (struct bpp_regs __iomem *)p->base;
-	dprintk((KERN_DEBUG "forward\n"));
+
 	value_tcr = sbus_readb(&regs->p_tcr);
 	value_tcr &= ~P_TCR_DIR;
 	sbus_writeb(value_tcr, &regs->p_tcr);
 
 	printk(KERN_INFO "%s: sunbpp at 0x%lx\n", p->name, p->base);
-	node->port = p;
-	list_add(&node->list, &port_list);
-	parport_announce_port (p);
 
-	return 1;
+	dev_set_drvdata(&sdev->ofdev.dev, p);
+
+	parport_announce_port(p);
+
+	return 0;
 
-out4:
+out_put_port:
 	parport_put_port(p);
-out3:
+
+out_free_ops:
 	kfree(ops);
-out2:
+
+out_unmap:
 	sbus_iounmap(base, size);
-out1:
-	kfree(node);
-out0:
+
 	return err;
 }
 
-static int __init parport_sunbpp_init(void)
+static int __devinit bpp_probe(struct of_device *dev, const struct of_device_id *match)
 {
-        struct sbus_bus *sbus;
-        struct sbus_dev *sdev;
-	int count = 0;
-
-	for_each_sbus(sbus) {
-		for_each_sbusdev(sdev, sbus) {
-			if (!strcmp(sdev->prom_name, "SUNW,bpp"))
-				count += init_one_port(sdev);
-		}
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+
+	return init_one_port(sdev);
+}
+
+static int __devexit bpp_remove(struct of_device *dev)
+{
+	struct parport *p = dev_get_drvdata(&dev->dev);
+	struct parport_operations *ops = p->ops;
+
+	parport_remove_port(p);
+
+	if (p->irq != PARPORT_IRQ_NONE) {
+		parport_sunbpp_disable_irq(p);
+		free_irq(p->irq, p);
 	}
-	return count ? 0 : -ENODEV;
+
+	sbus_iounmap((void __iomem *) p->base, p->size);
+	parport_put_port(p);
+	kfree(ops);
+
+	dev_set_drvdata(&dev->dev, NULL);
+
+	return 0;
+}
+
+static struct of_device_id bpp_match[] = {
+	{
+		.name = "SUNW,bpp",
+	},
+	{},
+};
+
+MODULE_DEVICE_TABLE(of, qec_sbus_match);
+
+static struct of_platform_driver bpp_sbus_driver = {
+	.name		= "bpp",
+	.match_table	= bpp_match,
+	.probe		= bpp_probe,
+	.remove		= __devexit_p(bpp_remove),
+};
+
+static int __init parport_sunbpp_init(void)
+{
+	return of_register_driver(&bpp_sbus_driver, &sbus_bus_type);
 }
 
 static void __exit parport_sunbpp_exit(void)
 {
-	while (!list_empty(&port_list)) {
-		Node *node = list_entry(port_list.next, Node, list);
-		struct parport *p = node->port;
-		struct parport_operations *ops = p->ops;
-		parport_remove_port(p);
-
-		if (p->irq != PARPORT_IRQ_NONE) {
-			parport_sunbpp_disable_irq(p);
-			free_irq(p->irq, p);
-		}
-		sbus_iounmap((void __iomem *)p->base, p->size);
-		parport_put_port(p);
-		kfree (ops);
-		list_del(&node->list);
-		kfree (node);
-	}
+	of_unregister_driver(&bpp_sbus_driver);
 }
 
 MODULE_AUTHOR("Derrick J Brashear");
 MODULE_DESCRIPTION("Parport Driver for Sparc bidirectional Port");
 MODULE_SUPPORTED_DEVICE("Sparc Bidirectional Parallel Port");
+MODULE_VERSION("2.0");
 MODULE_LICENSE("GPL");
 
 module_init(parport_sunbpp_init)
diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c
index d89f83f769f54..1cc706e111193 100644
--- a/drivers/sbus/char/bbc_envctrl.c
+++ b/drivers/sbus/char/bbc_envctrl.c
@@ -575,9 +575,9 @@ int bbc_envctrl_init(void)
 	int devidx = 0;
 
 	while ((echild = bbc_i2c_getdev(devidx++)) != NULL) {
-		if (!strcmp(echild->prom_name, "temperature"))
+		if (!strcmp(echild->prom_node->name, "temperature"))
 			attach_one_temp(echild, temp_index++);
-		if (!strcmp(echild->prom_name, "fan-control"))
+		if (!strcmp(echild->prom_node->name, "fan-control"))
 			attach_one_fan(echild, fan_index++);
 	}
 	if (temp_index != 0 && fan_index != 0) {
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index 3e156e005f2e5..73634371393bd 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -423,7 +423,7 @@ static int __init bbc_present(void)
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "bbc"))
+			if (!strcmp(edev->prom_node->name, "bbc"))
 				return 1;
 		}
 	}
@@ -446,7 +446,7 @@ static int __init bbc_i2c_init(void)
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "i2c")) {
+			if (!strcmp(edev->prom_node->name, "i2c")) {
 				if (!attach_one_i2c(edev, index))
 					index++;
 			}
diff --git a/drivers/sbus/char/display7seg.c b/drivers/sbus/char/display7seg.c
index c3a51d1fae5de..d92bc8827a9e0 100644
--- a/drivers/sbus/char/display7seg.c
+++ b/drivers/sbus/char/display7seg.c
@@ -184,7 +184,7 @@ static int __init d7s_init(void)
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, D7S_OBPNAME))
+			if (!strcmp(edev->prom_node->name, D7S_OBPNAME))
 				goto ebus_done;
 		}
 	}
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index 19e8eddf887a8..cf97e9efe9b66 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -768,16 +768,14 @@ static void envctrl_set_mon(struct i2c_child_t *pchild,
  *                       decoding tables, monitor type, optional properties.
  * Return: None.
  */
-static void envctrl_init_adc(struct i2c_child_t *pchild, int node)
+static void envctrl_init_adc(struct i2c_child_t *pchild, struct device_node *dp)
 {
-	char chnls_desc[CHANNEL_DESC_SZ];
 	int i = 0, len;
-	char *pos = chnls_desc;
+	char *pos;
+	unsigned int *pval;
 
 	/* Firmware describe channels into a stream separated by a '\0'. */
-	len = prom_getproperty(node, "channels-description", chnls_desc,
-			       CHANNEL_DESC_SZ);
-	chnls_desc[CHANNEL_DESC_SZ - 1] = '\0';
+	pos = of_get_property(dp, "channels-description", &len);
 
 	while (len > 0) {
 		int l = strlen(pos) + 1;
@@ -787,10 +785,13 @@ static void envctrl_init_adc(struct i2c_child_t *pchild, int node)
 	}
 
 	/* Get optional properties. */
-        len = prom_getproperty(node, "warning-temp", (char *)&warning_temperature,
-			       sizeof(warning_temperature));
-        len = prom_getproperty(node, "shutdown-temp", (char *)&shutdown_temperature,
-			       sizeof(shutdown_temperature));
+	pval = of_get_property(dp, "warning-temp", NULL);
+	if (pval)
+		warning_temperature = *pval;
+
+	pval = of_get_property(dp, "shutdown-temp", NULL);
+	if (pval)
+		shutdown_temperature = *pval;
 }
 
 /* Function Description: Initialize child device monitoring fan status.
@@ -864,21 +865,18 @@ static void envctrl_init_voltage_status(struct i2c_child_t *pchild)
 static void envctrl_init_i2c_child(struct linux_ebus_child *edev_child,
 				   struct i2c_child_t *pchild)
 {
-	int node, len, i, tbls_size = 0;
-
-	node = edev_child->prom_node;
+	int len, i, tbls_size = 0;
+	struct device_node *dp = edev_child->prom_node;
+	void *pval;
 
 	/* Get device address. */
-	len = prom_getproperty(node, "reg",
-			       (char *) &(pchild->addr),
-			       sizeof(pchild->addr));
+	pval = of_get_property(dp, "reg", &len);
+	memcpy(&pchild->addr, pval, len);
 
 	/* Get tables property.  Read firmware temperature tables. */
-	len = prom_getproperty(node, "translation",
-			       (char *) pchild->tblprop_array,
-			       (PCF8584_MAX_CHANNELS *
-				sizeof(struct pcf8584_tblprop)));
-	if (len > 0) {
+	pval = of_get_property(dp, "translation", &len);
+	if (pval && len > 0) {
+		memcpy(pchild->tblprop_array, pval, len);
                 pchild->total_tbls = len / sizeof(struct pcf8584_tblprop);
 		for (i = 0; i < pchild->total_tbls; i++) {
 			if ((pchild->tblprop_array[i].size + pchild->tblprop_array[i].offset) > tbls_size) {
@@ -891,12 +889,12 @@ static void envctrl_init_i2c_child(struct linux_ebus_child *edev_child,
 			printk("envctrl: Failed to allocate table.\n");
 			return;
 		}
-                len = prom_getproperty(node, "tables",
-				       (char *) pchild->tables, tbls_size);
-                if (len <= 0) {
+		pval = of_get_property(dp, "tables", &len);
+                if (!pval || len <= 0) {
 			printk("envctrl: Failed to get table.\n");
 			return;
 		}
+		memcpy(pchild->tables, pval, len);
 	}
 
 	/* SPARCengine ASM Reference Manual (ref. SMI doc 805-7581-04)
@@ -907,12 +905,11 @@ static void envctrl_init_i2c_child(struct linux_ebus_child *edev_child,
 	 * 'NULL' monitor type.
 	 */
 	if (ENVCTRL_CPCI_IGNORED_NODE == pchild->addr) {
+		struct device_node *root_node;
 		int len;
-		char prop[56];
 
-		len = prom_getproperty(prom_root_node, "name", prop, sizeof(prop));
-		if (0 < len && (0 == strncmp(prop, "SUNW,UltraSPARC-IIi-cEngine", len)))
-		{
+		root_node = of_find_node_by_path("/");
+		if (!strcmp(root_node->name, "SUNW,UltraSPARC-IIi-cEngine")) {
 			for (len = 0; len < PCF8584_MAX_CHANNELS; ++len) {
 				pchild->mon_type[len] = ENVCTRL_NOMON;
 			}
@@ -921,16 +918,14 @@ static void envctrl_init_i2c_child(struct linux_ebus_child *edev_child,
 	}
 
 	/* Get the monitor channels. */
-	len = prom_getproperty(node, "channels-in-use",
-			       (char *) pchild->chnl_array,
-			       (PCF8584_MAX_CHANNELS *
-				sizeof(struct pcf8584_channel)));
+	pval = of_get_property(dp, "channels-in-use", &len);
+	memcpy(pchild->chnl_array, pval, len);
 	pchild->total_chnls = len / sizeof(struct pcf8584_channel);
 
 	for (i = 0; i < pchild->total_chnls; i++) {
 		switch (pchild->chnl_array[i].type) {
 		case PCF8584_TEMP_TYPE:
-			envctrl_init_adc(pchild, node);
+			envctrl_init_adc(pchild, dp);
 			break;
 
 		case PCF8584_GLOBALADDR_TYPE:
@@ -945,7 +940,7 @@ static void envctrl_init_i2c_child(struct linux_ebus_child *edev_child,
 
 		case PCF8584_VOLTAGE_TYPE:
 			if (pchild->i2ctype == I2C_ADC) {
-				envctrl_init_adc(pchild,node);
+				envctrl_init_adc(pchild,dp);
 			} else {
 				envctrl_init_voltage_status(pchild);
 			}
@@ -1046,7 +1041,7 @@ static int __init envctrl_init(void)
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "bbc")) {
+			if (!strcmp(edev->prom_node->name, "bbc")) {
 				/* If we find a boot-bus controller node,
 				 * then this envctrl driver is not for us.
 				 */
@@ -1060,14 +1055,14 @@ static int __init envctrl_init(void)
 	 */
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "i2c")) {
+			if (!strcmp(edev->prom_node->name, "i2c")) {
 				i2c = ioremap(edev->resource[0].start, 0x2);
 				for_each_edevchild(edev, edev_child) {
-					if (!strcmp("gpio", edev_child->prom_name)) {
+					if (!strcmp("gpio", edev_child->prom_node->name)) {
 						i2c_childlist[i].i2ctype = I2C_GPIO;
 						envctrl_init_i2c_child(edev_child, &(i2c_childlist[i++]));
 					}
-					if (!strcmp("adc", edev_child->prom_name)) {
+					if (!strcmp("adc", edev_child->prom_node->name)) {
 						i2c_childlist[i].i2ctype = I2C_ADC;
 						envctrl_init_i2c_child(edev_child, &(i2c_childlist[i++]));
 					}
diff --git a/drivers/sbus/char/flash.c b/drivers/sbus/char/flash.c
index 2beb3dded087c..5ae684c011f89 100644
--- a/drivers/sbus/char/flash.c
+++ b/drivers/sbus/char/flash.c
@@ -192,9 +192,11 @@ static int __init flash_init(void)
 	}
 	if (!sdev) {
 #ifdef CONFIG_PCI
+		struct linux_prom_registers *ebus_regs;
+
 		for_each_ebus(ebus) {
 			for_each_ebusdev(edev, ebus) {
-				if (!strcmp(edev->prom_name, "flashprom"))
+				if (!strcmp(edev->prom_node->name, "flashprom"))
 					goto ebus_done;
 			}
 		}
@@ -202,23 +204,23 @@ static int __init flash_init(void)
 		if (!edev)
 			return -ENODEV;
 
-		len = prom_getproperty(edev->prom_node, "reg", (void *)regs, sizeof(regs));
-		if ((len % sizeof(regs[0])) != 0) {
+		ebus_regs = of_get_property(edev->prom_node, "reg", &len);
+		if (!ebus_regs || (len % sizeof(regs[0])) != 0) {
 			printk("flash: Strange reg property size %d\n", len);
 			return -ENODEV;
 		}
 
-		nregs = len / sizeof(regs[0]);
+		nregs = len / sizeof(ebus_regs[0]);
 
 		flash.read_base = edev->resource[0].start;
-		flash.read_size = regs[0].reg_size;
+		flash.read_size = ebus_regs[0].reg_size;
 
 		if (nregs == 1) {
 			flash.write_base = edev->resource[0].start;
-			flash.write_size = regs[0].reg_size;
+			flash.write_size = ebus_regs[0].reg_size;
 		} else if (nregs == 2) {
 			flash.write_base = edev->resource[1].start;
-			flash.write_size = regs[1].reg_size;
+			flash.write_size = ebus_regs[1].reg_size;
 		} else {
 			printk("flash: Strange number of regs %d\n", nregs);
 			return -ENODEV;
diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c
index 239e108b8ed1e..cf5b476b54967 100644
--- a/drivers/sbus/char/openprom.c
+++ b/drivers/sbus/char/openprom.c
@@ -243,8 +243,8 @@ static int openprom_sunos_ioctl(struct inode * inode, struct file * file,
 					      ((int *) opp->oprom_array)[1]);
 
 			pcp = pdev->sysdata;
-			if (pcp != NULL && pcp->prom_node != -1 && pcp->prom_node) {
-				node = pcp->prom_node;
+			if (pcp != NULL) {
+				node = pcp->prom_node->node;
 				data->current_node = node;
 				*((int *)opp->oprom_array) = node;
 				opp->oprom_size = sizeof(int);
diff --git a/drivers/sbus/sbus.c b/drivers/sbus/sbus.c
index 5d30a3ebfccd4..387a6aa8c020c 100644
--- a/drivers/sbus/sbus.c
+++ b/drivers/sbus/sbus.c
@@ -1,7 +1,6 @@
-/* $Id: sbus.c,v 1.100 2002/01/24 15:36:24 davem Exp $
- * sbus.c:  SBus support routines.
+/* sbus.c: SBus support routines.
  *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1995, 2006 David S. Miller (davem@davemloft.net)
  */
 
 #include <linux/kernel.h>
@@ -14,237 +13,76 @@
 #include <asm/sbus.h>
 #include <asm/dma.h>
 #include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
 #include <asm/bpp.h>
 #include <asm/irq.h>
 
-struct sbus_bus *sbus_root = NULL;
+struct sbus_bus *sbus_root;
 
-static struct linux_prom_irqs irqs[PROMINTR_MAX] __initdata = { { 0 } };
-#ifdef CONFIG_SPARC32
-static int interrupts[PROMINTR_MAX] __initdata = { 0 };
-#endif
-
-#ifdef CONFIG_PCI
-extern int pcic_present(void);
-#endif
-
-/* Perhaps when I figure out more about the iommu we'll put a
- * device registration routine here that probe_sbus() calls to
- * setup the iommu for each Sbus.
- */
-
-/* We call this for each SBus device, and fill the structure based
- * upon the prom device tree.  We return the start of memory after
- * the things we have allocated.
- */
-
-/* #define DEBUG_FILL */
-
-static void __init fill_sbus_device(int prom_node, struct sbus_dev *sdev)
+static void __init fill_sbus_device(struct device_node *dp, struct sbus_dev *sdev)
 {
-	unsigned long address, base;
+	unsigned long base;
+	void *pval;
 	int len;
 
-	sdev->prom_node = prom_node;
-	prom_getstring(prom_node, "name",
-		       sdev->prom_name, sizeof(sdev->prom_name));
-	address = prom_getint(prom_node, "address");
-	len = prom_getproperty(prom_node, "reg",
-			       (char *) sdev->reg_addrs,
-			       sizeof(sdev->reg_addrs));
-	if (len == -1) {
-		sdev->num_registers = 0;
-		goto no_regs;
-	}
+	sdev->prom_node = dp->node;
+	strcpy(sdev->prom_name, dp->name);
 
-	if (len % sizeof(struct linux_prom_registers)) {
-		prom_printf("fill_sbus_device: proplen for regs of %s "
-			    " was %d, need multiple of %d\n",
-			    sdev->prom_name, len,
-			    (int) sizeof(struct linux_prom_registers));
-		prom_halt();
-	}
-	if (len > (sizeof(struct linux_prom_registers) * PROMREG_MAX)) {
-		prom_printf("fill_sbus_device: Too many register properties "
-			    "for device %s, len=%d\n",
-			    sdev->prom_name, len);
-		prom_halt();
-	}
-	sdev->num_registers = len / sizeof(struct linux_prom_registers);
-	sdev->ranges_applied = 0;
+	pval = of_get_property(dp, "reg", &len);
+	sdev->num_registers = 0;
+	if (pval) {
+		memcpy(sdev->reg_addrs, pval, len);
 
-	base = (unsigned long) sdev->reg_addrs[0].phys_addr;
+		sdev->num_registers =
+			len / sizeof(struct linux_prom_registers);
 
-	/* Compute the slot number. */
-	if (base >= SUN_SBUS_BVADDR && sparc_cpu_model == sun4m) {
-		sdev->slot = sbus_dev_slot(base);
-	} else {
-		sdev->slot = sdev->reg_addrs[0].which_io;
-	}
+		base = (unsigned long) sdev->reg_addrs[0].phys_addr;
 
-no_regs:
-	len = prom_getproperty(prom_node, "ranges",
-			       (char *)sdev->device_ranges,
-			       sizeof(sdev->device_ranges));
-	if (len == -1) {
-		sdev->num_device_ranges = 0;
-		goto no_ranges;
-	}
-	if (len % sizeof(struct linux_prom_ranges)) {
-		prom_printf("fill_sbus_device: proplen for ranges of %s "
-			    " was %d, need multiple of %d\n",
-			    sdev->prom_name, len,
-			    (int) sizeof(struct linux_prom_ranges));
-		prom_halt();
-	}
-	if (len > (sizeof(struct linux_prom_ranges) * PROMREG_MAX)) {
-		prom_printf("fill_sbus_device: Too many range properties "
-			    "for device %s, len=%d\n",
-			    sdev->prom_name, len);
-		prom_halt();
+		/* Compute the slot number. */
+		if (base >= SUN_SBUS_BVADDR && sparc_cpu_model == sun4m)
+			sdev->slot = sbus_dev_slot(base);
+		else
+			sdev->slot = sdev->reg_addrs[0].which_io;
 	}
-	sdev->num_device_ranges =
-		len / sizeof(struct linux_prom_ranges);
-
-no_ranges:
-	/* XXX Unfortunately, IRQ issues are very arch specific.
-	 * XXX Pull this crud out into an arch specific area
-	 * XXX at some point. -DaveM
-	 */
-#ifdef CONFIG_SPARC64
-	len = prom_getproperty(prom_node, "interrupts",
-			       (char *) irqs, sizeof(irqs));
-	if (len == -1 || len == 0) {
-		sdev->irqs[0] = 0;
-		sdev->num_irqs = 0;
-	} else {
-		unsigned int pri = irqs[0].pri;
-
-		sdev->num_irqs = 1;
-		if (pri < 0x20)
-			pri += sdev->slot * 8;
-
-		sdev->irqs[0] =	sbus_build_irq(sdev->bus, pri);
+
+	pval = of_get_property(dp, "ranges", &len);
+	sdev->num_device_ranges = 0;
+	if (pval) {
+		memcpy(sdev->device_ranges, pval, len);
+		sdev->num_device_ranges =
+			len / sizeof(struct linux_prom_ranges);
 	}
-#endif /* CONFIG_SPARC64 */
-
-#ifdef CONFIG_SPARC32
-	len = prom_getproperty(prom_node, "intr",
-			       (char *)irqs, sizeof(irqs));
-	if (len != -1) {
-		sdev->num_irqs = len / 8;
-		if (sdev->num_irqs == 0) {
-			sdev->irqs[0] = 0;
-		} else if (sparc_cpu_model == sun4d) {
-			extern unsigned int sun4d_build_irq(struct sbus_dev *sdev, int irq);
-
-			for (len = 0; len < sdev->num_irqs; len++)
-				sdev->irqs[len] = sun4d_build_irq(sdev, irqs[len].pri);
-		} else {
-			for (len = 0; len < sdev->num_irqs; len++)
-				sdev->irqs[len] = irqs[len].pri;
-		}
-	} else {
-		/* No "intr" node found-- check for "interrupts" node.
-		 * This node contains SBus interrupt levels, not IPLs
-		 * as in "intr", and no vector values.  We convert 
-		 * SBus interrupt levels to PILs (platform specific).
-		 */
-		len = prom_getproperty(prom_node, "interrupts", 
-					(char *)interrupts, sizeof(interrupts));
-		if (len == -1) {
-			sdev->irqs[0] = 0;
-			sdev->num_irqs = 0;
-		} else {
-			sdev->num_irqs = len / sizeof(int);
-			for (len = 0; len < sdev->num_irqs; len++) {
-				sdev->irqs[len] = sbint_to_irq(sdev, interrupts[len]);
-			}
-		}
-	} 
-#endif /* CONFIG_SPARC32 */
-}
 
-/* This routine gets called from whoever needs the sbus first, to scan
- * the SBus device tree.  Currently it just prints out the devices
- * found on the bus and builds trees of SBUS structs and attached
- * devices.
- */
+	sbus_fill_device_irq(sdev);
 
-extern void iommu_init(int iommu_node, struct sbus_bus *sbus);
-extern void iounit_init(int sbi_node, int iounit_node, struct sbus_bus *sbus);
-void sun4_init(void);
-#ifdef CONFIG_SUN_AUXIO
-extern void auxio_probe(void);
-#endif
-
-static void __init sbus_do_child_siblings(int start_node,
-					  struct sbus_dev *child,
-					  struct sbus_dev *parent,
-					  struct sbus_bus *sbus)
-{
-	struct sbus_dev *this_dev = child;
-	int this_node = start_node;
-
-	/* Child already filled in, just need to traverse siblings. */
-	child->child = NULL;
-	child->parent = parent;
-	while((this_node = prom_getsibling(this_node)) != 0) {
-		this_dev->next = kmalloc(sizeof(struct sbus_dev), GFP_ATOMIC);
-		this_dev = this_dev->next;
-		this_dev->next = NULL;
-		this_dev->parent = parent;
-
-		this_dev->bus = sbus;
-		fill_sbus_device(this_node, this_dev);
-
-		if(prom_getchild(this_node)) {
-			this_dev->child = kmalloc(sizeof(struct sbus_dev),
-						  GFP_ATOMIC);
-			this_dev->child->bus = sbus;
-			this_dev->child->next = NULL;
-			fill_sbus_device(prom_getchild(this_node), this_dev->child);
-			sbus_do_child_siblings(prom_getchild(this_node),
-					       this_dev->child, this_dev, sbus);
-		} else {
-			this_dev->child = NULL;
-		}
-	}
-}
+	sdev->ofdev.node = dp;
+	if (sdev->parent)
+		sdev->ofdev.dev.parent = &sdev->parent->ofdev.dev;
+	else
+		sdev->ofdev.dev.parent = &sdev->bus->ofdev.dev;
+	sdev->ofdev.dev.bus = &sbus_bus_type;
+	strcpy(sdev->ofdev.dev.bus_id, dp->path_component_name);
 
-/*
- * XXX This functions appears to be a distorted version of
- * prom_sbus_ranges_init(), with all sun4d stuff cut away.
- * Ask DaveM what is going on here, how is sun4d supposed to work... XXX
- */
-/* added back sun4d patch from Thomas Bogendoerfer - should be OK (crn) */
+	if (of_device_register(&sdev->ofdev) != 0)
+		printk(KERN_DEBUG "sbus: device registration error for %s!\n",
+		       sdev->ofdev.dev.bus_id);
+}
 
-static void __init sbus_bus_ranges_init(int parent_node, struct sbus_bus *sbus)
+static void __init sbus_bus_ranges_init(struct device_node *dp, struct sbus_bus *sbus)
 {
+	void *pval;
 	int len;
 
-	len = prom_getproperty(sbus->prom_node, "ranges",
-			       (char *) sbus->sbus_ranges,
-			       sizeof(sbus->sbus_ranges));
-	if (len == -1 || len == 0) {
-		sbus->num_sbus_ranges = 0;
-		return;
-	}
-	sbus->num_sbus_ranges = len / sizeof(struct linux_prom_ranges);
-#ifdef CONFIG_SPARC32
-	if (sparc_cpu_model == sun4d) {
-		struct linux_prom_ranges iounit_ranges[PROMREG_MAX];
-		int num_iounit_ranges;
-
-		len = prom_getproperty(parent_node, "ranges",
-				       (char *) iounit_ranges,
-				       sizeof (iounit_ranges));
-		if (len != -1) {
-			num_iounit_ranges = (len/sizeof(struct linux_prom_ranges));
-			prom_adjust_ranges (sbus->sbus_ranges, sbus->num_sbus_ranges, iounit_ranges, num_iounit_ranges);
-		}
+	pval = of_get_property(dp, "ranges", &len);
+	sbus->num_sbus_ranges = 0;
+	if (pval) {
+		memcpy(sbus->sbus_ranges, pval, len);
+		sbus->num_sbus_ranges =
+			len / sizeof(struct linux_prom_ranges);
+
+		sbus_arch_bus_ranges_init(dp->parent, sbus);
 	}
-#endif
 }
 
 static void __init __apply_ranges_to_regs(struct linux_prom_ranges *ranges,
@@ -322,241 +160,127 @@ static void __init sbus_fixup_all_regs(struct sbus_dev *first_sdev)
 	}
 }
 
-extern void register_proc_sparc_ioport(void);
-extern void firetruck_init(void);
+/* We preserve the "probe order" of these bus and device lists to give
+ * the same ordering as the old code.
+ */
+static void __init sbus_insert(struct sbus_bus *sbus, struct sbus_bus **root)
+{
+	while (*root)
+		root = &(*root)->next;
+	*root = sbus;
+	sbus->next = NULL;
+}
 
-#ifdef CONFIG_SUN4
-extern void sun4_dvma_init(void);
-#endif
+static void __init sdev_insert(struct sbus_dev *sdev, struct sbus_dev **root)
+{
+	while (*root)
+		root = &(*root)->next;
+	*root = sdev;
+	sdev->next = NULL;
+}
 
-static int __init sbus_init(void)
+static void __init walk_children(struct device_node *dp, struct sbus_dev *parent, struct sbus_bus *sbus)
 {
-	int nd, this_sbus, sbus_devs, topnd, iommund;
-	unsigned int sbus_clock;
-	struct sbus_bus *sbus;
-	struct sbus_dev *this_dev;
-	int num_sbus = 0;  /* How many did we find? */
+	dp = dp->child;
+	while (dp) {
+		struct sbus_dev *sdev;
 
-#ifdef CONFIG_SPARC32
-	register_proc_sparc_ioport();
-#endif
+		sdev = kzalloc(sizeof(struct sbus_dev), GFP_ATOMIC);
+		if (sdev) {
+			sdev_insert(sdev, &parent->child);
 
-#ifdef CONFIG_SUN4
-	sun4_dvma_init();
-	return 0;
-#endif
-
-	topnd = prom_getchild(prom_root_node);
-	
-	/* Finding the first sbus is a special case... */
-	iommund = 0;
-	if(sparc_cpu_model == sun4u) {
-		nd = prom_searchsiblings(topnd, "sbus");
-		if(nd == 0) {
-#ifdef CONFIG_PCI
-			if (!pcic_present()) {
-				prom_printf("Neither SBUS nor PCI found.\n");
-				prom_halt();
-			} else {
-#ifdef CONFIG_SPARC64
-				firetruck_init();
-#endif
-			}
-			return 0;
-#else
-			prom_printf("YEEE, UltraSparc sbus not found\n");
-			prom_halt();
-#endif
-		}
-	} else if(sparc_cpu_model == sun4d) {
-		if((iommund = prom_searchsiblings(topnd, "io-unit")) == 0 ||
-		   (nd = prom_getchild(iommund)) == 0 ||
-		   (nd = prom_searchsiblings(nd, "sbi")) == 0) {
-		   	panic("sbi not found");
-		}
-	} else if((nd = prom_searchsiblings(topnd, "sbus")) == 0) {
-		if((iommund = prom_searchsiblings(topnd, "iommu")) == 0 ||
-		   (nd = prom_getchild(iommund)) == 0 ||
-		   (nd = prom_searchsiblings(nd, "sbus")) == 0) {
-#ifdef CONFIG_PCI
-                        if (!pcic_present()) {
-                                prom_printf("Neither SBUS nor PCI found.\n");
-                                prom_halt();
-                        }
-                        return 0;
-#else
-			/* No reason to run further - the data access trap will occur. */
-			panic("sbus not found");
-#endif
+			sdev->bus = sbus;
+			sdev->parent = parent;
+
+			fill_sbus_device(dp, sdev);
+
+			walk_children(dp, sdev, sbus);
 		}
+		dp = dp->sibling;
 	}
+}
 
-	/* Ok, we've found the first one, allocate first SBus struct
-	 * and place in chain.
-	 */
-	sbus = sbus_root = kmalloc(sizeof(struct sbus_bus), GFP_ATOMIC);
-	sbus->next = NULL;
-	sbus->prom_node = nd;
-	this_sbus = nd;
+static void __init build_one_sbus(struct device_node *dp, int num_sbus)
+{
+	struct sbus_bus *sbus;
+	unsigned int sbus_clock;
+	struct device_node *dev_dp;
 
-	if(iommund && sparc_cpu_model != sun4u && sparc_cpu_model != sun4d)
-		iommu_init(iommund, sbus);
+	sbus = kzalloc(sizeof(struct sbus_bus), GFP_ATOMIC);
+	if (!sbus)
+		return;
 
-	/* Loop until we find no more SBUS's */
-	while(this_sbus) {
-#ifdef CONFIG_SPARC64
-		/* IOMMU hides inside SBUS/SYSIO prom node on Ultra. */
-		if(sparc_cpu_model == sun4u) {
-			extern void sbus_iommu_init(int prom_node, struct sbus_bus *sbus);
+	sbus_insert(sbus, &sbus_root);
+	sbus->prom_node = dp->node;
 
-			sbus_iommu_init(this_sbus, sbus);
-		}
-#endif /* CONFIG_SPARC64 */
-
-#ifdef CONFIG_SPARC32
-		if (sparc_cpu_model == sun4d)
-			iounit_init(this_sbus, iommund, sbus);
-#endif /* CONFIG_SPARC32 */
-		printk("sbus%d: ", num_sbus);
-		sbus_clock = prom_getint(this_sbus, "clock-frequency");
-		if(sbus_clock == -1)
-			sbus_clock = (25*1000*1000);
-		printk("Clock %d.%d MHz\n", (int) ((sbus_clock/1000)/1000),
-		       (int) (((sbus_clock/1000)%1000 != 0) ? 
-			      (((sbus_clock/1000)%1000) + 1000) : 0));
-
-		prom_getstring(this_sbus, "name",
-			       sbus->prom_name, sizeof(sbus->prom_name));
-		sbus->clock_freq = sbus_clock;
-#ifdef CONFIG_SPARC32
-		if (sparc_cpu_model == sun4d) {
-			sbus->devid = prom_getint(iommund, "device-id");
-			sbus->board = prom_getint(iommund, "board#");
-		}
-#endif
-		
-		sbus_bus_ranges_init(iommund, sbus);
-
-		sbus_devs = prom_getchild(this_sbus);
-		if (!sbus_devs) {
-			sbus->devices = NULL;
-			goto next_bus;
-		}
+	sbus_setup_iommu(sbus, dp);
 
-		sbus->devices = kmalloc(sizeof(struct sbus_dev), GFP_ATOMIC);
-
-		this_dev = sbus->devices;
-		this_dev->next = NULL;
-
-		this_dev->bus = sbus;
-		this_dev->parent = NULL;
-		fill_sbus_device(sbus_devs, this_dev);
-
-		/* Should we traverse for children? */
-		if(prom_getchild(sbus_devs)) {
-			/* Allocate device node */
-			this_dev->child = kmalloc(sizeof(struct sbus_dev),
-						  GFP_ATOMIC);
-			/* Fill it */
-			this_dev->child->bus = sbus;
-			this_dev->child->next = NULL;
-			fill_sbus_device(prom_getchild(sbus_devs),
-					 this_dev->child);
-			sbus_do_child_siblings(prom_getchild(sbus_devs),
-					       this_dev->child,
-					       this_dev,
-					       sbus);
-		} else {
-			this_dev->child = NULL;
-		}
+	printk("sbus%d: ", num_sbus);
 
-		while((sbus_devs = prom_getsibling(sbus_devs)) != 0) {
-			/* Allocate device node */
-			this_dev->next = kmalloc(sizeof(struct sbus_dev),
-						 GFP_ATOMIC);
-			this_dev = this_dev->next;
-			this_dev->next = NULL;
-
-			/* Fill it */
-			this_dev->bus = sbus;
-			this_dev->parent = NULL;
-			fill_sbus_device(sbus_devs, this_dev);
-
-			/* Is there a child node hanging off of us? */
-			if(prom_getchild(sbus_devs)) {
-				/* Get new device struct */
-				this_dev->child = kmalloc(sizeof(struct sbus_dev),
-							  GFP_ATOMIC);
-				/* Fill it */
-				this_dev->child->bus = sbus;
-				this_dev->child->next = NULL;
-				fill_sbus_device(prom_getchild(sbus_devs),
-						 this_dev->child);
-				sbus_do_child_siblings(prom_getchild(sbus_devs),
-						       this_dev->child,
-						       this_dev,
-						       sbus);
-			} else {
-				this_dev->child = NULL;
-			}
+	sbus_clock = of_getintprop_default(dp, "clock-frequency",
+					   (25*1000*1000));
+	sbus->clock_freq = sbus_clock;
+
+	printk("Clock %d.%d MHz\n", (int) ((sbus_clock/1000)/1000),
+	       (int) (((sbus_clock/1000)%1000 != 0) ? 
+		      (((sbus_clock/1000)%1000) + 1000) : 0));
+
+	strcpy(sbus->prom_name, dp->name);
+
+	sbus_setup_arch_props(sbus, dp);
+
+	sbus_bus_ranges_init(dp, sbus);
+
+	sbus->ofdev.node = dp;
+	sbus->ofdev.dev.parent = NULL;
+	sbus->ofdev.dev.bus = &sbus_bus_type;
+	strcpy(sbus->ofdev.dev.bus_id, dp->path_component_name);
+
+	if (of_device_register(&sbus->ofdev) != 0)
+		printk(KERN_DEBUG "sbus: device registration error for %s!\n",
+		       sbus->ofdev.dev.bus_id);
+
+	dev_dp = dp->child;
+	while (dev_dp) {
+		struct sbus_dev *sdev;
+
+		sdev = kzalloc(sizeof(struct sbus_dev), GFP_ATOMIC);
+		if (sdev) {
+			sdev_insert(sdev, &sbus->devices);
+
+			sdev->bus = sbus;
+			sdev->parent = NULL;
+			fill_sbus_device(dev_dp, sdev);
+
+			walk_children(dev_dp, sdev, sbus);
 		}
+		dev_dp = dev_dp->sibling;
+	}
 
-		/* Walk all devices and apply parent ranges. */
-		sbus_fixup_all_regs(sbus->devices);
+	sbus_fixup_all_regs(sbus->devices);
 
-		dvma_init(sbus);
-	next_bus:
+	dvma_init(sbus);
+}
+
+static int __init sbus_init(void)
+{
+	struct device_node *dp;
+	const char *sbus_name = "sbus";
+	int num_sbus = 0;
+
+	if (sbus_arch_preinit())
+		return 0;
+
+	if (sparc_cpu_model == sun4d)
+		sbus_name = "sbi";
+
+	for_each_node_by_name(dp, sbus_name) {
+		build_one_sbus(dp, num_sbus);
 		num_sbus++;
-		if(sparc_cpu_model == sun4u) {
-			this_sbus = prom_getsibling(this_sbus);
-			if(!this_sbus)
-				break;
-			this_sbus = prom_searchsiblings(this_sbus, "sbus");
-		} else if(sparc_cpu_model == sun4d) {
-			iommund = prom_getsibling(iommund);
-			if(!iommund)
-				break;
-			iommund = prom_searchsiblings(iommund, "io-unit");
-			if(!iommund)
-				break;
-			this_sbus = prom_searchsiblings(prom_getchild(iommund), "sbi");
-		} else {
-			this_sbus = prom_getsibling(this_sbus);
-			if(!this_sbus)
-				break;
-			this_sbus = prom_searchsiblings(this_sbus, "sbus");
-		}
-		if(this_sbus) {
-			sbus->next = kmalloc(sizeof(struct sbus_bus), GFP_ATOMIC);
-			sbus = sbus->next;
-			sbus->next = NULL;
-			sbus->prom_node = this_sbus;
-		} else {
-			break;
-		}
-	} /* while(this_sbus) */
 
-	if (sparc_cpu_model == sun4d) {
-		extern void sun4d_init_sbi_irq(void);
-		sun4d_init_sbi_irq();
-	}
-	
-#ifdef CONFIG_SPARC64
-	if (sparc_cpu_model == sun4u) {
-		firetruck_init();
 	}
-#endif
-#ifdef CONFIG_SUN_AUXIO
-	if (sparc_cpu_model == sun4u)
-		auxio_probe ();
-#endif
-#ifdef CONFIG_SPARC64
-	if (sparc_cpu_model == sun4u) {
-		extern void clock_probe(void);
-
-		clock_probe();
-	}
-#endif
+
+	sbus_arch_postinit();
 
 	return 0;
 }
diff --git a/drivers/scsi/esp.c b/drivers/scsi/esp.c
index 0a3e45d7a972a..ddb512463b457 100644
--- a/drivers/scsi/esp.c
+++ b/drivers/scsi/esp.c
@@ -1,7 +1,6 @@
-/* $Id: esp.c,v 1.101 2002/01/15 06:48:55 davem Exp $
- * esp.c:  EnhancedScsiProcessor Sun SCSI driver code.
+/* esp.c: ESP Sun SCSI driver.
  *
- * Copyright (C) 1995, 1998 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1995, 1998, 2006 David S. Miller (davem@davemloft.net)
  */
 
 /* TODO:
@@ -185,11 +184,6 @@ enum {
 /*5*/	do_intr_end
 };
 
-/* The master ring of all esp hosts we are managing in this driver. */
-static struct esp *espchain;
-static DEFINE_SPINLOCK(espchain_lock);
-static int esps_running = 0;
-
 /* Forward declarations. */
 static irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs);
 
@@ -694,36 +688,6 @@ static void __init esp_bootup_reset(struct esp *esp)
 	sbus_readb(esp->eregs + ESP_INTRPT);
 }
 
-static void esp_chain_add(struct esp *esp)
-{
-	spin_lock_irq(&espchain_lock);
-	if (espchain) {
-		struct esp *elink = espchain;
-		while (elink->next)
-			elink = elink->next;
-		elink->next = esp;
-	} else {
-		espchain = esp;
-	}
-	esp->next = NULL;
-	spin_unlock_irq(&espchain_lock);
-}
-
-static void esp_chain_del(struct esp *esp)
-{
-	spin_lock_irq(&espchain_lock);
-	if (espchain == esp) {
-		espchain = esp->next;
-	} else {
-		struct esp *elink = espchain;
-		while (elink->next != esp)
-			elink = elink->next;
-		elink->next = esp->next;
-	}
-	esp->next = NULL;
-	spin_unlock_irq(&espchain_lock);
-}
-
 static int __init esp_find_dvma(struct esp *esp, struct sbus_dev *dma_sdev)
 {
 	struct sbus_dev *sdev = esp->sdev;
@@ -830,19 +794,20 @@ static int __init esp_register_irq(struct esp *esp)
 static void __init esp_get_scsi_id(struct esp *esp)
 {
 	struct sbus_dev *sdev = esp->sdev;
+	struct device_node *dp = sdev->ofdev.node;
 
-	esp->scsi_id = prom_getintdefault(esp->prom_node,
-					  "initiator-id",
-					  -1);
+	esp->scsi_id = of_getintprop_default(dp,
+					     "initiator-id",
+					     -1);
 	if (esp->scsi_id == -1)
-		esp->scsi_id = prom_getintdefault(esp->prom_node,
-						  "scsi-initiator-id",
-						  -1);
+		esp->scsi_id = of_getintprop_default(dp,
+						     "scsi-initiator-id",
+						     -1);
 	if (esp->scsi_id == -1)
 		esp->scsi_id = (sdev->bus == NULL) ? 7 :
-			prom_getintdefault(sdev->bus->prom_node,
-					   "scsi-initiator-id",
-					   7);
+			of_getintprop_default(sdev->bus->ofdev.node,
+					      "scsi-initiator-id",
+					      7);
 	esp->ehost->this_id = esp->scsi_id;
 	esp->scsi_id_mask = (1 << esp->scsi_id);
 
@@ -1067,28 +1032,30 @@ static void __init esp_init_swstate(struct esp *esp)
 	esp->prev_hme_dmacsr = 0xffffffff;
 }
 
-static int __init detect_one_esp(struct scsi_host_template *tpnt, struct sbus_dev *esp_dev,
-				 struct sbus_dev *espdma, struct sbus_bus *sbus,
-				 int id, int hme)
+static int __init detect_one_esp(struct scsi_host_template *tpnt,
+				 struct device *dev,
+				 struct sbus_dev *esp_dev,
+				 struct sbus_dev *espdma,
+				 struct sbus_bus *sbus,
+				 int hme)
 {
-	struct Scsi_Host *esp_host = scsi_register(tpnt, sizeof(struct esp));
+	static int instance;
+	struct Scsi_Host *esp_host = scsi_host_alloc(tpnt, sizeof(struct esp));
 	struct esp *esp;
 	
-	if (!esp_host) {
-		printk("ESP: Cannot register SCSI host\n");
-		return -1;
-	}
+	if (!esp_host)
+		return -ENOMEM;
+
 	if (hme)
 		esp_host->max_id = 16;
 	esp = (struct esp *) esp_host->hostdata;
 	esp->ehost = esp_host;
 	esp->sdev = esp_dev;
-	esp->esp_id = id;
+	esp->esp_id = instance;
 	esp->prom_node = esp_dev->prom_node;
 	prom_getstring(esp->prom_node, "name", esp->prom_name,
 		       sizeof(esp->prom_name));
 
-	esp_chain_add(esp);
 	if (esp_find_dvma(esp, espdma) < 0)
 		goto fail_unlink;
 	if (esp_map_regs(esp, hme) < 0) {
@@ -1115,8 +1082,19 @@ static int __init detect_one_esp(struct scsi_host_template *tpnt, struct sbus_de
 
 	esp_bootup_reset(esp);
 
+	if (scsi_add_host(esp_host, dev))
+		goto fail_free_irq;
+
+	dev_set_drvdata(&esp_dev->ofdev.dev, esp);
+
+	scsi_scan_host(esp_host);
+	instance++;
+
 	return 0;
 
+fail_free_irq:
+	free_irq(esp->ehost->irq, esp);
+
 fail_unmap_cmdarea:
 	sbus_free_consistent(esp->sdev, 16,
 			     (void *) esp->esp_command,
@@ -1129,119 +1107,98 @@ fail_dvma_release:
 	esp->dma->allocated = 0;
 
 fail_unlink:
-	esp_chain_del(esp);
-	scsi_unregister(esp_host);
+	scsi_host_put(esp_host);
 	return -1;
 }
 
 /* Detecting ESP chips on the machine.  This is the simple and easy
  * version.
  */
+static int __devexit esp_remove_common(struct esp *esp)
+{
+	unsigned int irq = esp->ehost->irq;
+
+	scsi_remove_host(esp->ehost);
+
+	ESP_INTSOFF(esp->dregs);
+#if 0
+	esp_reset_dma(esp);
+	esp_reset_esp(esp);
+#endif
+
+	free_irq(irq, esp);
+	sbus_free_consistent(esp->sdev, 16,
+			     (void *) esp->esp_command, esp->esp_command_dvma);
+	sbus_iounmap(esp->eregs, ESP_REG_SIZE);
+	esp->dma->allocated = 0;
+
+	scsi_host_put(esp->ehost);
+
+	return 0;
+}
+
 
 #ifdef CONFIG_SUN4
 
 #include <asm/sun4paddr.h>
 
-static int __init esp_detect(struct scsi_host_template *tpnt)
-{
-	static struct sbus_dev esp_dev;
-	int esps_in_use = 0;
-
-	espchain = NULL;
+static struct sbus_dev sun4_esp_dev;
 
+static int __init esp_sun4_probe(struct scsi_host_template *tpnt)
+{
 	if (sun4_esp_physaddr) {
-		memset (&esp_dev, 0, sizeof(esp_dev));
-		esp_dev.reg_addrs[0].phys_addr = sun4_esp_physaddr;
-		esp_dev.irqs[0] = 4;
-		esp_dev.resource[0].start = sun4_esp_physaddr;
-		esp_dev.resource[0].end = sun4_esp_physaddr + ESP_REG_SIZE - 1;
-		esp_dev.resource[0].flags = IORESOURCE_IO;
-
-		if (!detect_one_esp(tpnt, &esp_dev, NULL, NULL, 0, 0))
-			esps_in_use++;
-		printk("ESP: Total of 1 ESP hosts found, %d actually in use.\n", esps_in_use);
-		esps_running =  esps_in_use;
+		memset(&sun4_esp_dev, 0, sizeof(esp_dev));
+		sun4_esp_dev.reg_addrs[0].phys_addr = sun4_esp_physaddr;
+		sun4_esp_dev.irqs[0] = 4;
+		sun4_esp_dev.resource[0].start = sun4_esp_physaddr;
+		sun4_esp_dev.resource[0].end =
+			sun4_esp_physaddr + ESP_REG_SIZE - 1;
+		sun4_esp_dev.resource[0].flags = IORESOURCE_IO;
+
+		return detect_one_esp(tpnt, NULL,
+				      &sun4_esp_dev, NULL, NULL, 0);
 	}
-	return esps_in_use;
+	return 0;
 }
 
-#else /* !CONFIG_SUN4 */
-
-static int __init esp_detect(struct scsi_host_template *tpnt)
+static int __devexit esp_sun4_remove(void)
 {
-	struct sbus_bus *sbus;
-	struct sbus_dev *esp_dev, *sbdev_iter;
-	int nesps = 0, esps_in_use = 0;
+	struct esp *esp = dev_get_drvdata(&dev->dev);
 
-	espchain = 0;
-	if (!sbus_root) {
-#ifdef CONFIG_PCI
-		return 0;
-#else
-		panic("No SBUS in esp_detect()");
-#endif
-	}
-	for_each_sbus(sbus) {
-		for_each_sbusdev(sbdev_iter, sbus) {
-			struct sbus_dev *espdma = NULL;
-			int hme = 0;
-
-			/* Is it an esp sbus device? */
-			esp_dev = sbdev_iter;
-			if (strcmp(esp_dev->prom_name, "esp") &&
-			    strcmp(esp_dev->prom_name, "SUNW,esp")) {
-				if (!strcmp(esp_dev->prom_name, "SUNW,fas")) {
-					hme = 1;
-					espdma = esp_dev;
-				} else {
-					if (!esp_dev->child ||
-					    (strcmp(esp_dev->prom_name, "espdma") &&
-					     strcmp(esp_dev->prom_name, "dma")))
-						continue; /* nope... */
-					espdma = esp_dev;
-					esp_dev = esp_dev->child;
-					if (strcmp(esp_dev->prom_name, "esp") &&
-					    strcmp(esp_dev->prom_name, "SUNW,esp"))
-						continue; /* how can this happen? */
-				}
-			}
-			
-			if (detect_one_esp(tpnt, esp_dev, espdma, sbus, nesps++, hme) < 0)
-				continue;
-				
-			esps_in_use++;
-		} /* for each sbusdev */
-	} /* for each sbus */
-	printk("ESP: Total of %d ESP hosts found, %d actually in use.\n", nesps,
-	       esps_in_use);
-	esps_running = esps_in_use;
-	return esps_in_use;
+	return esp_remove_common(esp);
 }
 
-#endif /* !CONFIG_SUN4 */
+#else /* !CONFIG_SUN4 */
 
-/*
- */
-static int esp_release(struct Scsi_Host *host)
+static int __devinit esp_sbus_probe(struct of_device *dev, const struct of_device_id *match)
 {
-	struct esp *esp = (struct esp *) host->hostdata;
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+	struct device_node *dp = dev->node;
+	struct sbus_dev *dma_sdev = NULL;
+	int hme = 0;
+
+	if (dp->parent &&
+	    (!strcmp(dp->parent->name, "espdma") ||
+	     !strcmp(dp->parent->name, "dma")))
+		dma_sdev = sdev->parent;
+	else if (!strcmp(dp->name, "SUNW,fas")) {
+		dma_sdev = sdev;
+		hme = 1;
+	}
 
-	ESP_INTSOFF(esp->dregs);
-#if 0
-	esp_reset_dma(esp);
-	esp_reset_esp(esp);
-#endif
+	return detect_one_esp(match->data, &dev->dev,
+			      sdev, dma_sdev, sdev->bus, hme);
+}
 
-	free_irq(esp->ehost->irq, esp);
-	sbus_free_consistent(esp->sdev, 16,
-			     (void *) esp->esp_command, esp->esp_command_dvma);
-	sbus_iounmap(esp->eregs, ESP_REG_SIZE);
-	esp->dma->allocated = 0;
-	esp_chain_del(esp);
+static int __devexit esp_sbus_remove(struct of_device *dev)
+{
+	struct esp *esp = dev_get_drvdata(&dev->dev);
 
-        return 0;
+	return esp_remove_common(esp);
 }
 
+#endif /* !CONFIG_SUN4 */
+
 /* The info function will return whatever useful
  * information the developer sees fit.  If not provided, then
  * the name field will be used instead.
@@ -1415,18 +1372,11 @@ static int esp_host_info(struct esp *esp, char *ptr, off_t offset, int len)
 static int esp_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset,
 			 int length, int inout)
 {
-	struct esp *esp;
+	struct esp *esp = (struct esp *) host->hostdata;
 
 	if (inout)
 		return -EINVAL; /* not yet */
 
-	for_each_esp(esp) {
-		if (esp->ehost == host)
-			break;
-	}
-	if (!esp)
-		return -EINVAL;
-
 	if (start)
 		*start = buffer;
 
@@ -4377,15 +4327,12 @@ static void esp_slave_destroy(struct scsi_device *SDptr)
 	SDptr->hostdata = NULL;
 }
 
-static struct scsi_host_template driver_template = {
-	.proc_name		= "esp",
-	.proc_info		= esp_proc_info,
-	.name			= "Sun ESP 100/100a/200",
-	.detect			= esp_detect,
+static struct scsi_host_template esp_template = {
+	.module			= THIS_MODULE,
+	.name			= "esp",
+	.info			= esp_info,
 	.slave_alloc		= esp_slave_alloc,
 	.slave_destroy		= esp_slave_destroy,
-	.release		= esp_release,
-	.info			= esp_info,
 	.queuecommand		= esp_queue,
 	.eh_abort_handler	= esp_abort,
 	.eh_bus_reset_handler	= esp_reset,
@@ -4394,12 +4341,58 @@ static struct scsi_host_template driver_template = {
 	.sg_tablesize		= SG_ALL,
 	.cmd_per_lun		= 1,
 	.use_clustering		= ENABLE_CLUSTERING,
+	.proc_name		= "esp",
+	.proc_info		= esp_proc_info,
+};
+
+#ifndef CONFIG_SUN4
+static struct of_device_id esp_match[] = {
+	{
+		.name = "SUNW,esp",
+		.data = &esp_template,
+	},
+	{
+		.name = "SUNW,fas",
+		.data = &esp_template,
+	},
+	{
+		.name = "esp",
+		.data = &esp_template,
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(of, esp_match);
+
+static struct of_platform_driver esp_sbus_driver = {
+	.name		= "esp",
+	.match_table	= esp_match,
+	.probe		= esp_sbus_probe,
+	.remove		= __devexit_p(esp_sbus_remove),
 };
+#endif
+
+static int __init esp_init(void)
+{
+#ifdef CONFIG_SUN4
+	return esp_sun4_probe(&esp_template);
+#else
+	return of_register_driver(&esp_sbus_driver, &sbus_bus_type);
+#endif
+}
 
-#include "scsi_module.c"
+static void __exit esp_exit(void)
+{
+#ifdef CONFIG_SUN4
+	esp_sun4_remove();
+#else
+	of_unregister_driver(&esp_sbus_driver);
+#endif
+}
 
-MODULE_DESCRIPTION("EnhancedScsiProcessor Sun SCSI driver");
-MODULE_AUTHOR("David S. Miller (davem@redhat.com)");
+MODULE_DESCRIPTION("ESP Sun SCSI driver");
+MODULE_AUTHOR("David S. Miller (davem@davemloft.net)");
 MODULE_LICENSE("GPL");
 MODULE_VERSION(DRV_VERSION);
 
+module_init(esp_init);
+module_exit(esp_exit);
diff --git a/drivers/scsi/esp.h b/drivers/scsi/esp.h
index 73f7d6968ab60..a98cda9121fca 100644
--- a/drivers/scsi/esp.h
+++ b/drivers/scsi/esp.h
@@ -403,8 +403,4 @@ struct esp {
 #define ESP_MHZ_TO_CYCLE(mhertz)  ((1000000000) / ((mhertz) / 1000))
 #define ESP_TICK(ccf, cycle)  ((7682 * (ccf) * (cycle) / 1000))
 
-/* For our interrupt engine. */
-#define for_each_esp(esp) \
-        for((esp) = espchain; (esp); (esp) = (esp)->next)
-
 #endif /* !(_SPARC_ESP_H) */
diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c
index 2203103adced5..329ead2637144 100644
--- a/drivers/scsi/qlogicpti.c
+++ b/drivers/scsi/qlogicpti.c
@@ -1,6 +1,6 @@
 /* qlogicpti.c: Performance Technologies QlogicISP sbus card driver.
  *
- * Copyright (C) 1996 David S. Miller (davem@caipfs.rutgers.edu)
+ * Copyright (C) 1996, 2006 David S. Miller (davem@davemloft.net)
  *
  * A lot of this driver was directly stolen from Erik H. Moe's PCI
  * Qlogic ISP driver.  Mucho kudos to him for this code.
@@ -46,8 +46,6 @@
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsi_host.h>
 
-
-
 #define MAX_TARGETS	16
 #define MAX_LUNS	8	/* 32 for 1.31 F/W */
 
@@ -57,7 +55,6 @@
 
 static struct qlogicpti *qptichain = NULL;
 static DEFINE_SPINLOCK(qptichain_lock);
-static int qptis_running = 0;
 
 #define PACKB(a, b)			(((a)<<4)|(b))
 
@@ -815,173 +812,6 @@ static int __init qpti_map_queues(struct qlogicpti *qpti)
 	return 0;
 }
 
-/* Detect all PTI Qlogic ISP's in the machine. */
-static int __init qlogicpti_detect(struct scsi_host_template *tpnt)
-{
-	struct qlogicpti *qpti;
-	struct Scsi_Host *qpti_host;
-	struct sbus_bus *sbus;
-	struct sbus_dev *sdev;
-	int nqptis = 0, nqptis_in_use = 0;
-
-	tpnt->proc_name = "qlogicpti";
-	for_each_sbus(sbus) {
-		for_each_sbusdev(sdev, sbus) {
-			/* Is this a red snapper? */
-			if (strcmp(sdev->prom_name, "ptisp") &&
-			    strcmp(sdev->prom_name, "PTI,ptisp") &&
-			    strcmp(sdev->prom_name, "QLGC,isp") &&
-			    strcmp(sdev->prom_name, "SUNW,isp"))
-				continue;
-
-			/* Sometimes Antares cards come up not completely
-			 * setup, and we get a report of a zero IRQ.
-			 * Skip over them in such cases so we survive.
-			 */
-			if (sdev->irqs[0] == 0) {
-				printk("qpti%d: Adapter reports no interrupt, "
-				       "skipping over this card.", nqptis);
-				continue;
-			}
-
-			/* Yep, register and allocate software state. */
-			qpti_host = scsi_register(tpnt, sizeof(struct qlogicpti));
-			if (!qpti_host) {
-				printk("QPTI: Cannot register PTI Qlogic ISP SCSI host");
-				continue;
-			}
-			qpti = (struct qlogicpti *) qpti_host->hostdata;
-
-			/* We are wide capable, 16 targets. */
-			qpti_host->max_id = MAX_TARGETS;
-
-			/* Setup back pointers and misc. state. */
-			qpti->qhost = qpti_host;
-			qpti->sdev = sdev;
-			qpti->qpti_id = nqptis++;
-			qpti->prom_node = sdev->prom_node;
-			prom_getstring(qpti->prom_node, "name",
-				       qpti->prom_name,
-				       sizeof(qpti->prom_name));
-
-			/* This is not correct, actually. There's a switch
-			 * on the PTI cards that put them into "emulation"
-			 * mode- i.e., report themselves as QLGC,isp
-			 * instead of PTI,ptisp. The only real substantive
-			 * difference between non-pti and pti cards is
-			 * the tmon register. Which is possibly even
-			 * there for Qlogic cards, but non-functional.
-			 */
-			qpti->is_pti = (strcmp (qpti->prom_name, "QLGC,isp") != 0);
-
-			qpti_chain_add(qpti);
-			if (qpti_map_regs(qpti) < 0)
-				goto fail_unlink;
-
-			if (qpti_register_irq(qpti) < 0)
-				goto fail_unmap_regs;
-
-			qpti_get_scsi_id(qpti);
-			qpti_get_bursts(qpti);
-			qpti_get_clock(qpti);
-
-			/* Clear out scsi_cmnd array. */
-			memset(qpti->cmd_slots, 0, sizeof(qpti->cmd_slots));
-
-			if (qpti_map_queues(qpti) < 0)
-				goto fail_free_irq;
-
-			/* Load the firmware. */
-			if (qlogicpti_load_firmware(qpti))
-				goto fail_unmap_queues;
-			if (qpti->is_pti) {
-				/* Check the PTI status reg. */
-				if (qlogicpti_verify_tmon(qpti))
-					goto fail_unmap_queues;
-			}
-
-			/* Reset the ISP and init res/req queues. */
-			if (qlogicpti_reset_hardware(qpti_host))
-				goto fail_unmap_queues;
-
-			printk("(Firmware v%d.%d.%d)", qpti->fware_majrev,
-			    qpti->fware_minrev, qpti->fware_micrev);
-			{
-				char buffer[60];
-				
-				prom_getstring (qpti->prom_node,
-						"isp-fcode", buffer, 60);
-				if (buffer[0])
-					printk("(Firmware %s)", buffer);
-				if (prom_getbool(qpti->prom_node, "differential"))
-					qpti->differential = 1;
-			}
-			
-			printk (" [%s Wide, using %s interface]\n",
-			       (qpti->ultra ? "Ultra" : "Fast"),
-			       (qpti->differential ? "differential" : "single ended"));
-
-			nqptis_in_use++;
-			continue;
-
-		fail_unmap_queues:
-#define QSIZE(entries)	(((entries) + 1) * QUEUE_ENTRY_LEN)
-			sbus_free_consistent(qpti->sdev,
-					     QSIZE(RES_QUEUE_LEN),
-					     qpti->res_cpu, qpti->res_dvma);
-			sbus_free_consistent(qpti->sdev,
-					     QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
-					     qpti->req_cpu, qpti->req_dvma);
-#undef QSIZE
-		fail_free_irq:
-			free_irq(qpti->irq, qpti);
-
-		fail_unmap_regs:
-			sbus_iounmap(qpti->qregs,
-				     qpti->sdev->reg_addrs[0].reg_size);
-			if (qpti->is_pti)
-				sbus_iounmap(qpti->sreg, sizeof(unsigned char));
-		fail_unlink:
-			qpti_chain_del(qpti);
-			scsi_unregister(qpti->qhost);
-		}
-	}
-	if (nqptis)
-		printk("QPTI: Total of %d PTI Qlogic/ISP hosts found, %d actually in use.\n",
-		       nqptis, nqptis_in_use);
-	qptis_running = nqptis_in_use;
-	return nqptis;
-}
-
-static int qlogicpti_release(struct Scsi_Host *host)
-{
-	struct qlogicpti *qpti = (struct qlogicpti *) host->hostdata;
-
-	/* Remove visibility from IRQ handlers. */
-	qpti_chain_del(qpti);
-
-	/* Shut up the card. */
-	sbus_writew(0, qpti->qregs + SBUS_CTRL);
-
-	/* Free IRQ handler and unmap Qlogic,ISP and PTI status regs. */
-	free_irq(qpti->irq, qpti);
-
-#define QSIZE(entries)	(((entries) + 1) * QUEUE_ENTRY_LEN)
-	sbus_free_consistent(qpti->sdev,
-			     QSIZE(RES_QUEUE_LEN),
-			     qpti->res_cpu, qpti->res_dvma);
-	sbus_free_consistent(qpti->sdev,
-			     QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
-			     qpti->req_cpu, qpti->req_dvma);
-#undef QSIZE
-
-	sbus_iounmap(qpti->qregs, qpti->sdev->reg_addrs[0].reg_size);
-	if (qpti->is_pti)
-		sbus_iounmap(qpti->sreg, sizeof(unsigned char));
-
-	return 0;
-}
-
 const char *qlogicpti_info(struct Scsi_Host *host)
 {
 	static char buf[80];
@@ -1551,9 +1381,9 @@ static int qlogicpti_reset(struct scsi_cmnd *Cmnd)
 	return return_status;
 }
 
-static struct scsi_host_template driver_template = {
-	.detect			= qlogicpti_detect,
-	.release		= qlogicpti_release,
+static struct scsi_host_template qpti_template = {
+	.module			= THIS_MODULE,
+	.name			= "qlogicpti",
 	.info			= qlogicpti_info,
 	.queuecommand		= qlogicpti_queuecommand_slow,
 	.eh_abort_handler	= qlogicpti_abort,
@@ -1565,8 +1395,189 @@ static struct scsi_host_template driver_template = {
 	.use_clustering		= ENABLE_CLUSTERING,
 };
 
+static int __devinit qpti_sbus_probe(struct of_device *dev, const struct of_device_id *match)
+{
+	static int nqptis;
+	struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+	struct device_node *dp = dev->node;
+	struct scsi_host_template *tpnt = match->data;
+	struct Scsi_Host *host;
+	struct qlogicpti *qpti;
+	char *fcode;
+
+	/* Sometimes Antares cards come up not completely
+	 * setup, and we get a report of a zero IRQ.
+	 */
+	if (sdev->irqs[0] == 0)
+		return -ENODEV;
+
+	host = scsi_host_alloc(tpnt, sizeof(struct qlogicpti));
+	if (!host)
+		return -ENOMEM;
+
+	qpti = (struct qlogicpti *) host->hostdata;
+
+	host->max_id = MAX_TARGETS;
+	qpti->qhost = host;
+	qpti->sdev = sdev;
+	qpti->qpti_id = nqptis;
+	qpti->prom_node = sdev->prom_node;
+	strcpy(qpti->prom_name, sdev->ofdev.node->name);
+	qpti->is_pti = strcmp(qpti->prom_name, "QLGC,isp");
+
+	if (qpti_map_regs(qpti) < 0)
+		goto fail_unlink;
+
+	if (qpti_register_irq(qpti) < 0)
+		goto fail_unmap_regs;
+
+	qpti_get_scsi_id(qpti);
+	qpti_get_bursts(qpti);
+	qpti_get_clock(qpti);
+
+	/* Clear out scsi_cmnd array. */
+	memset(qpti->cmd_slots, 0, sizeof(qpti->cmd_slots));
+
+	if (qpti_map_queues(qpti) < 0)
+		goto fail_free_irq;
+
+	/* Load the firmware. */
+	if (qlogicpti_load_firmware(qpti))
+		goto fail_unmap_queues;
+	if (qpti->is_pti) {
+		/* Check the PTI status reg. */
+		if (qlogicpti_verify_tmon(qpti))
+			goto fail_unmap_queues;
+	}
+
+	/* Reset the ISP and init res/req queues. */
+	if (qlogicpti_reset_hardware(host))
+		goto fail_unmap_queues;
+
+	if (scsi_add_host(host, &dev->dev))
+		goto fail_unmap_queues;
+
+	printk("(Firmware v%d.%d.%d)", qpti->fware_majrev,
+	       qpti->fware_minrev, qpti->fware_micrev);
+
+	fcode = of_get_property(dp, "isp-fcode", NULL);
+	if (fcode && fcode[0])
+		printk("(Firmware %s)", fcode);
+	if (of_find_property(dp, "differential", NULL) != NULL)
+		qpti->differential = 1;
+			
+	printk (" [%s Wide, using %s interface]\n",
+		(qpti->ultra ? "Ultra" : "Fast"),
+		(qpti->differential ? "differential" : "single ended"));
+
+	dev_set_drvdata(&sdev->ofdev.dev, qpti);
+
+	qpti_chain_add(qpti);
+
+	scsi_scan_host(host);
+	nqptis++;
+
+	return 0;
+
+fail_unmap_queues:
+#define QSIZE(entries)	(((entries) + 1) * QUEUE_ENTRY_LEN)
+	sbus_free_consistent(qpti->sdev,
+			     QSIZE(RES_QUEUE_LEN),
+			     qpti->res_cpu, qpti->res_dvma);
+	sbus_free_consistent(qpti->sdev,
+			     QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
+			     qpti->req_cpu, qpti->req_dvma);
+#undef QSIZE
+
+fail_unmap_regs:
+	sbus_iounmap(qpti->qregs,
+		     qpti->sdev->reg_addrs[0].reg_size);
+	if (qpti->is_pti)
+		sbus_iounmap(qpti->sreg, sizeof(unsigned char));
+
+fail_free_irq:
+	free_irq(qpti->irq, qpti);
+
+fail_unlink:
+	scsi_host_put(host);
+
+	return -ENODEV;
+}
+
+static int __devexit qpti_sbus_remove(struct of_device *dev)
+{
+	struct qlogicpti *qpti = dev_get_drvdata(&dev->dev);
+
+	qpti_chain_del(qpti);
+
+	scsi_remove_host(qpti->qhost);
+
+	/* Shut up the card. */
+	sbus_writew(0, qpti->qregs + SBUS_CTRL);
+
+	/* Free IRQ handler and unmap Qlogic,ISP and PTI status regs. */
+	free_irq(qpti->irq, qpti);
+
+#define QSIZE(entries)	(((entries) + 1) * QUEUE_ENTRY_LEN)
+	sbus_free_consistent(qpti->sdev,
+			     QSIZE(RES_QUEUE_LEN),
+			     qpti->res_cpu, qpti->res_dvma);
+	sbus_free_consistent(qpti->sdev,
+			     QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
+			     qpti->req_cpu, qpti->req_dvma);
+#undef QSIZE
+
+	sbus_iounmap(qpti->qregs, qpti->sdev->reg_addrs[0].reg_size);
+	if (qpti->is_pti)
+		sbus_iounmap(qpti->sreg, sizeof(unsigned char));
+
+	scsi_host_put(qpti->qhost);
+
+	return 0;
+}
+
+static struct of_device_id qpti_match[] = {
+	{
+		.name = "ptisp",
+		.data = &qpti_template,
+	},
+	{
+		.name = "PTI,ptisp",
+		.data = &qpti_template,
+	},
+	{
+		.name = "QLGC,isp",
+		.data = &qpti_template,
+	},
+	{
+		.name = "SUNW,isp",
+		.data = &qpti_template,
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(of, qpti_match);
+
+static struct of_platform_driver qpti_sbus_driver = {
+	.name		= "qpti",
+	.match_table	= qpti_match,
+	.probe		= qpti_sbus_probe,
+	.remove		= __devexit_p(qpti_sbus_remove),
+};
 
-#include "scsi_module.c"
+static int __init qpti_init(void)
+{
+	return of_register_driver(&qpti_sbus_driver, &sbus_bus_type);
+}
+
+static void __exit qpti_exit(void)
+{
+	of_unregister_driver(&qpti_sbus_driver);
+}
 
+MODULE_DESCRIPTION("QlogicISP SBUS driver");
+MODULE_AUTHOR("David S. Miller (davem@davemloft.net)");
 MODULE_LICENSE("GPL");
+MODULE_VERSION("2.0");
 
+module_init(qpti_init);
+module_exit(qpti_exit);
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c
index f137804b31331..ba22e256c6f77 100644
--- a/drivers/serial/sunhv.c
+++ b/drivers/serial/sunhv.c
@@ -427,31 +427,32 @@ static int __init hv_console_compatible(char *buf, int len)
 
 static unsigned int __init get_interrupt(void)
 {
-	const char *cons_str = "console";
-	const char *compat_str = "compatible";
-	int node = prom_getchild(sun4v_vdev_root);
-	char buf[64];
-	int err, len;
-
-	node = prom_searchsiblings(node, cons_str);
-	if (!node)
-		return 0;
+	struct device_node *dev_node;
 
-	len = prom_getproplen(node, compat_str);
-	if (len == 0 || len == -1)
-		return 0;
+	dev_node = sun4v_vdev_root->child;
+	while (dev_node != NULL) {
+		struct property *prop;
 
-	err = prom_getproperty(node, compat_str, buf, 64);
-	if (err == -1)
-		return 0;
+		if (strcmp(dev_node->name, "console"))
+			goto next_sibling;
+
+		prop = of_find_property(dev_node, "compatible", NULL);
+		if (!prop)
+			goto next_sibling;
 
-	if (!hv_console_compatible(buf, len))
+		if (hv_console_compatible(prop->value, prop->length))
+			break;
+
+	next_sibling:
+		dev_node = dev_node->sibling;
+	}
+	if (!dev_node)
 		return 0;
 
 	/* Ok, the this is the OBP node for the sun4v hypervisor
 	 * console device.  Decode the interrupt.
 	 */
-	return sun4v_vdev_device_interrupt(node);
+	return sun4v_vdev_device_interrupt(dev_node);
 }
 
 static int __init sunhv_init(void)
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index bfbe9dc90ccaa..e4c0fd2d6a9d5 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -984,19 +984,19 @@ static void __init for_each_sab_edev(void (*callback)(struct linux_ebus_device *
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "se")) {
+			if (!strcmp(edev->prom_node->name, "se")) {
 				callback(edev, arg);
 				continue;
-			} else if (!strcmp(edev->prom_name, "serial")) {
-				char compat[32];
+			} else if (!strcmp(edev->prom_node->name, "serial")) {
+				char *compat;
 				int clen;
 
 				/* On RIO this can be an SE, check it.  We could
 				 * just check ebus->is_rio, but this is more portable.
 				 */
-				clen = prom_getproperty(edev->prom_node, "compatible",
-							compat, sizeof(compat));
-				if (clen > 0) {
+				compat = of_get_property(edev->prom_node,
+							 "compatible", &clen);
+				if (compat && clen > 0) {
 					if (strncmp(compat, "sab82532", 8) == 0) {
 						callback(edev, arg);
 						continue;
diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c
index 4cdb610cdd374..0268b307c01e4 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -1053,7 +1053,7 @@ static void sunsu_autoconfig(struct uart_sunsu_port *up)
 	 */
 	for_each_ebus(ebus) {
 		for_each_ebusdev(dev, ebus) {
-			if (dev->prom_node == up->port_node) {
+			if (dev->prom_node->node == up->port_node) {
 				/*
 				 * The EBus is broken on sparc; it delivers
 				 * virtual addresses in resources. Oh well...
@@ -1073,7 +1073,7 @@ static void sunsu_autoconfig(struct uart_sunsu_port *up)
 #ifdef CONFIG_SPARC64
 	for_each_isa(isa_br) {
 		for_each_isadev(isa_dev, isa_br) {
-			if (isa_dev->prom_node == up->port_node) {
+			if (isa_dev->prom_node->node == up->port_node) {
 				/* Same on sparc64. Cool architecure... */
 				up->port.membase = (char *) isa_dev->resource.start;
 				up->port.mapbase = isa_dev->resource.start;
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index 5b6569728a9cb..76c9bac9271f9 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -1106,7 +1106,7 @@ static struct zilog_layout __iomem * __init get_zs_sun4u(int chip, int zsnode)
 				+ FHC_UREGS_ICLR;
 			imap = central_bus->child->fhc_regs.uregs
 				+ FHC_UREGS_IMAP;
-			zilog_irq = build_irq(12, 0, iclr, imap);
+			zilog_irq = build_irq(0, iclr, imap);
 		} else {
 			err = prom_getproperty(zsnode, "interrupts",
 					       (char *) &sun4u_ino,
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index eb6aa42be60eb..c054bb28b1c4a 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -2966,7 +2966,7 @@ static int __devinit atyfb_setup_sparc(struct pci_dev *pdev,
 	}
 
 	pcp = pdev->sysdata;
-	if (node == pcp->prom_node) {
+	if (node == pcp->prom_node->node) {
 		struct fb_var_screeninfo *var = &default_var;
 		unsigned int N, P, Q, M, T, R;
 		u32 v_total, h_total;