diff --git a/arch/microblaze/include/asm/device.h b/arch/microblaze/include/asm/device.h
index 402b46e630f6d5acb6490b92a047264ce17ec802..15b0058aa7ffa3108eee796ca866ae4b8cf7d855 100644
--- a/arch/microblaze/include/asm/device.h
+++ b/arch/microblaze/include/asm/device.h
@@ -12,9 +12,6 @@
 struct device_node;
 
 struct dev_archdata {
-	/* Optional pointer to an OF device node */
-	struct device_node	*of_node;
-
 	/* DMA operations on that device */
 	struct dma_map_ops	*dma_ops;
 	void                    *dma_data;
@@ -23,18 +20,6 @@ struct dev_archdata {
 struct pdev_archdata {
 };
 
-static inline void dev_archdata_set_node(struct dev_archdata *ad,
-					 struct device_node *np)
-{
-	ad->of_node = np;
-}
-
-static inline struct device_node *
-dev_archdata_get_node(const struct dev_archdata *ad)
-{
-	return ad->of_node;
-}
-
 #endif /* _ASM_MICROBLAZE_DEVICE_H */
 
 
diff --git a/arch/microblaze/include/asm/of_device.h b/arch/microblaze/include/asm/of_device.h
index ba917cfaefe6c4e6027ac46d12970f1168e08e35..ab25a40b481c69c3121995a3dba20386e8f340bb 100644
--- a/arch/microblaze/include/asm/of_device.h
+++ b/arch/microblaze/include/asm/of_device.h
@@ -21,7 +21,6 @@
  * probed using OF properties.
  */
 struct of_device {
-	struct device_node	*node; /* to be obsoleted */
 	u64			dma_mask; /* DMA mask */
 	struct device		dev; /* Generic device interface */
 };
diff --git a/arch/microblaze/kernel/of_device.c b/arch/microblaze/kernel/of_device.c
index 90d2246e15c07a1a73bc281bad946a266f06506d..ac7e6e10d0abc7cf7b950b3e5b756735e79cc5c2 100644
--- a/arch/microblaze/kernel/of_device.c
+++ b/arch/microblaze/kernel/of_device.c
@@ -49,12 +49,10 @@ struct of_device *of_device_alloc(struct device_node *np,
 	if (!dev)
 		return NULL;
 
-	dev->node = of_node_get(np);
+	dev->dev.of_node = of_node_get(np);
 	dev->dev.dma_mask = &dev->dma_mask;
 	dev->dev.parent = parent;
 	dev->dev.release = of_release_dev;
-	dev->dev.archdata.of_node = np;
-	dev->dev.of_node = np;
 
 	if (bus_id)
 		dev_set_name(&dev->dev, bus_id);
diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h
index 6d94d27ed850a7110627f943398e65b885665075..f23f8d8bd68d3246756c90da87dd0f9376f08804 100644
--- a/arch/powerpc/include/asm/device.h
+++ b/arch/powerpc/include/asm/device.h
@@ -10,9 +10,6 @@ struct dma_map_ops;
 struct device_node;
 
 struct dev_archdata {
-	/* Optional pointer to an OF device node */
-	struct device_node	*of_node;
-
 	/* DMA operations on that device */
 	struct dma_map_ops	*dma_ops;
 
@@ -30,18 +27,6 @@ struct dev_archdata {
 #endif
 };
 
-static inline void dev_archdata_set_node(struct dev_archdata *ad,
-					 struct device_node *np)
-{
-	ad->of_node = np;
-}
-
-static inline struct device_node *
-dev_archdata_get_node(const struct dev_archdata *ad)
-{
-	return ad->of_node;
-}
-
 struct pdev_archdata {
 };
 
diff --git a/arch/powerpc/include/asm/of_device.h b/arch/powerpc/include/asm/of_device.h
index a64debf177dca8efcbe7534333f81a5b2d3d26d5..8b26f96b9f9ec6ec51f0a7e8a406c5f9acfe47d0 100644
--- a/arch/powerpc/include/asm/of_device.h
+++ b/arch/powerpc/include/asm/of_device.h
@@ -12,7 +12,6 @@
  */
 struct of_device
 {
-	struct device_node	*node;		/* to be obsoleted */
 	u64			dma_mask;	/* DMA mask */
 	struct device		dev;		/* Generic device interface */
 };
diff --git a/arch/powerpc/kernel/of_device.c b/arch/powerpc/kernel/of_device.c
index 285c8490c5471dfb01728da9ae112df6d28d865b..20b3474b6f6baf0f14109d4d3fe4641997c3aa98 100644
--- a/arch/powerpc/kernel/of_device.c
+++ b/arch/powerpc/kernel/of_device.c
@@ -69,12 +69,10 @@ struct of_device *of_device_alloc(struct device_node *np,
 	if (!dev)
 		return NULL;
 
-	dev->node = of_node_get(np);
+	dev->dev.of_node = of_node_get(np);
 	dev->dev.dma_mask = &dev->dma_mask;
 	dev->dev.parent = parent;
 	dev->dev.release = of_release_dev;
-	dev->dev.archdata.of_node = np;
-	dev->dev.of_node = np;
 
 	if (bus_id)
 		dev_set_name(&dev->dev, "%s", bus_id);
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 88da282047c39c9ee73e0a66d6a667172e3e81aa..6646005dffb102b8b57172442aa8a71c5ed85a82 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1098,7 +1098,6 @@ void __devinit pcibios_setup_bus_devices(struct pci_bus *bus)
 			continue;
 
 		/* Setup OF node pointer in the device */
-		sd->of_node = pci_device_to_OF_node(dev);
 		dev->dev.of_node = pci_device_to_OF_node(dev);
 
 		/* Fixup NUMA node as it may not be setup yet by the generic
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index d6708da114eef852c956e0c92eefc8f1addbbe75..4cdd0f6df8bfcb7e6ff7319ffd6487ee10c0b335 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -705,7 +705,7 @@ static int vio_cmo_bus_probe(struct vio_dev *viodev)
 	 * Check to see that device has a DMA window and configure
 	 * entitlement for the device.
 	 */
-	if (of_get_property(viodev->dev.archdata.of_node,
+	if (of_get_property(viodev->dev.of_node,
 	                    "ibm,my-dma-window", NULL)) {
 		/* Check that the driver is CMO enabled and get desired DMA */
 		if (!viodrv->get_desired_dma) {
@@ -1049,7 +1049,7 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
 	if (firmware_has_feature(FW_FEATURE_ISERIES))
 		return vio_build_iommu_table_iseries(dev);
 
-	dma_window = of_get_property(dev->dev.archdata.of_node,
+	dma_window = of_get_property(dev->dev.of_node,
 				  "ibm,my-dma-window", NULL);
 	if (!dma_window)
 		return NULL;
@@ -1058,7 +1058,7 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
 	if (tbl == NULL)
 		return NULL;
 
-	of_parse_dma_window(dev->dev.archdata.of_node, dma_window,
+	of_parse_dma_window(dev->dev.of_node, dma_window,
 			    &tbl->it_index, &offset, &size);
 
 	/* TCE table size - measured in tce entries */
@@ -1086,7 +1086,7 @@ static const struct vio_device_id *vio_match_device(
 {
 	while (ids->type[0] != '\0') {
 		if ((strncmp(dev->type, ids->type, strlen(ids->type)) == 0) &&
-		    of_device_is_compatible(dev->dev.archdata.of_node,
+		    of_device_is_compatible(dev->dev.of_node,
 					 ids->compat))
 			return ids;
 		ids++;
@@ -1179,7 +1179,7 @@ EXPORT_SYMBOL(vio_unregister_driver);
 static void __devinit vio_dev_release(struct device *dev)
 {
 	/* XXX should free TCE table */
-	of_node_put(dev->archdata.of_node);
+	of_node_put(dev->of_node);
 	kfree(to_vio_dev(dev));
 }
 
@@ -1231,7 +1231,6 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
 			viodev->unit_address = *unit_address;
 	}
 	viodev->dev.of_node = of_node_get(of_node);
-	viodev->dev.archdata.of_node = viodev->dev.of_node;
 
 	if (firmware_has_feature(FW_FEATURE_CMO))
 		vio_cmo_set_dma_ops(viodev);
@@ -1316,7 +1315,7 @@ static ssize_t name_show(struct device *dev,
 static ssize_t devspec_show(struct device *dev,
 		struct device_attribute *attr, char *buf)
 {
-	struct device_node *of_node = dev->archdata.of_node;
+	struct device_node *of_node = dev->of_node;
 
 	return sprintf(buf, "%s\n", of_node ? of_node->full_name : "none");
 }
@@ -1348,7 +1347,7 @@ static int vio_hotplug(struct device *dev, struct kobj_uevent_env *env)
 	struct device_node *dn;
 	const char *cp;
 
-	dn = dev->archdata.of_node;
+	dn = dev->of_node;
 	if (!dn)
 		return -ENODEV;
 	cp = of_get_property(dn, "compatible", NULL);
@@ -1379,7 +1378,7 @@ static struct bus_type vio_bus_type = {
 */
 const void *vio_get_attribute(struct vio_dev *vdev, char *which, int *length)
 {
-	return of_get_property(vdev->dev.archdata.of_node, which, length);
+	return of_get_property(vdev->dev.of_node, which, length);
 }
 EXPORT_SYMBOL(vio_get_attribute);
 
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index e3ec4976fae7a554c405ce7823d34b09bfbf37c5..22667a09d40eee6276eff723a8e4523e2b2e5bd2 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -545,7 +545,6 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev)
 {
 	struct iommu_window *window;
 	struct cbe_iommu *iommu;
-	struct dev_archdata *archdata = &dev->archdata;
 
 	/* Current implementation uses the first window available in that
 	 * node's iommu. We -might- do something smarter later though it may
@@ -554,7 +553,7 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev)
 	iommu = cell_iommu_for_node(dev_to_node(dev));
 	if (iommu == NULL || list_empty(&iommu->windows)) {
 		printk(KERN_ERR "iommu: missing iommu for %s (node %d)\n",
-		       archdata->of_node ? archdata->of_node->full_name : "?",
+		       dev->of_node ? dev->of_node->full_name : "?",
 		       dev_to_node(dev));
 		return NULL;
 	}
@@ -897,7 +896,7 @@ static u64 cell_iommu_get_fixed_address(struct device *dev)
 	const u32 *ranges = NULL;
 	int i, len, best, naddr, nsize, pna, range_size;
 
-	np = of_node_get(dev->archdata.of_node);
+	np = of_node_get(dev->of_node);
 	while (1) {
 		naddr = of_n_addr_cells(np);
 		nsize = of_n_size_cells(np);
diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c
index ac6fdd9732912848dd3cc3ee8d606e9ff8c6a894..f372ec1691a3d79450e6cf64f6f7d72b38e8f590 100644
--- a/arch/powerpc/platforms/pasemi/setup.c
+++ b/arch/powerpc/platforms/pasemi/setup.c
@@ -360,10 +360,10 @@ static int pcmcia_notify(struct notifier_block *nb, unsigned long action,
 	/* We know electra_cf devices will always have of_node set, since
 	 * electra_cf is an of_platform driver.
 	 */
-	if (!parent->archdata.of_node)
+	if (!parent->of_node)
 		return 0;
 
-	if (!of_device_is_compatible(parent->archdata.of_node, "electra-cf"))
+	if (!of_device_is_compatible(parent->of_node, "electra-cf"))
 		return 0;
 
 	/* We use the direct ops for localbus */
diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c
index e546c86a539bc7fbcddcdbe9bf68d6feeceb1e64..23083c397528408e182b2e2cd8be6d5078aafdab 100644
--- a/arch/powerpc/platforms/ps3/system-bus.c
+++ b/arch/powerpc/platforms/ps3/system-bus.c
@@ -767,7 +767,6 @@ int ps3_system_bus_device_register(struct ps3_system_bus_device *dev)
 	};
 
 	dev->core.of_node = NULL;
-	dev->core.archdata.of_node = NULL;
 	set_dev_node(&dev->core, 0);
 
 	pr_debug("%s:%d add %s\n", __func__, __LINE__, dev_name(&dev->core));
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 1a0000a4b6d62636d93babf7b495000413aa000a..d26182d42cbfb5a712fb6803dfdf056f560e0c33 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -468,7 +468,7 @@ static void pci_dma_dev_setup_pSeries(struct pci_dev *dev)
 
 	pr_debug("pci_dma_dev_setup_pSeries: %s\n", pci_name(dev));
 
-	dn = dev->dev.archdata.of_node;
+	dn = dev->dev.of_node;
 
 	/* If we're the direct child of a root bus, then we need to allocate
 	 * an iommu table ourselves. The bus setup code should have setup
diff --git a/arch/sparc/include/asm/device.h b/arch/sparc/include/asm/device.h
index f3b85b6b0b764796407f2e2a026a5a45163561e2..d4c45214741252d7327daf0ba0f50c10dcef6f5f 100644
--- a/arch/sparc/include/asm/device.h
+++ b/arch/sparc/include/asm/device.h
@@ -13,25 +13,10 @@ struct dev_archdata {
 	void			*iommu;
 	void			*stc;
 	void			*host_controller;
-
-	struct device_node	*prom_node;
 	struct of_device	*op;
-
 	int			numa_node;
 };
 
-static inline void dev_archdata_set_node(struct dev_archdata *ad,
-					 struct device_node *np)
-{
-	ad->prom_node = np;
-}
-
-static inline struct device_node *
-dev_archdata_get_node(const struct dev_archdata *ad)
-{
-	return ad->prom_node;
-}
-
 struct pdev_archdata {
 };
 
diff --git a/arch/sparc/include/asm/of_device.h b/arch/sparc/include/asm/of_device.h
index a5d9811f9697734863510a8b1c7336d228ac45ab..f320246a05863ddfd05d9e107e1aa85f12f24880 100644
--- a/arch/sparc/include/asm/of_device.h
+++ b/arch/sparc/include/asm/of_device.h
@@ -14,7 +14,6 @@
  */
 struct of_device
 {
-	struct device_node		*node;
 	struct device			dev;
 	struct resource			resource[PROMREG_MAX];
 	unsigned int			irqs[PROMINTR_MAX];
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c
index 707311716142811782f17383e77f8ae8b8acc422..47e63f1e719c7a2d9e4d4e757b1bf0a07e16d308 100644
--- a/arch/sparc/kernel/of_device_32.c
+++ b/arch/sparc/kernel/of_device_32.c
@@ -345,11 +345,9 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
 		return NULL;
 
 	sd = &op->dev.archdata;
-	sd->prom_node = dp;
 	sd->op = op;
 
 	op->dev.of_node = dp;
-	op->node = dp;
 
 	op->clock_freq = of_getintprop_default(dp, "clock-frequency",
 					       (25*1000*1000));
diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c
index c8e352e0a098aa6f0f0857ac3a549b813fecda33..1dae8079f7287a7d52631bb589899c93f3c146d0 100644
--- a/arch/sparc/kernel/of_device_64.c
+++ b/arch/sparc/kernel/of_device_64.c
@@ -640,11 +640,9 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
 		return NULL;
 
 	sd = &op->dev.archdata;
-	sd->prom_node = dp;
 	sd->op = op;
 
 	op->dev.of_node = dp;
-	op->node = dp;
 
 	op->clock_freq = of_getintprop_default(dp, "clock-frequency",
 					       (25*1000*1000));
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index c7a214ec5affc3fbf397a3a6b1f4cc6d466c5774..8a8363adb8bd1ac68c1ad49e6afba66dc7b43ae5 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -261,8 +261,6 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
 	sd->iommu = pbm->iommu;
 	sd->stc = &pbm->stc;
 	sd->host_controller = pbm;
-	sd->prom_node = node;
-	dev->dev.of_node = node;
 	sd->op = op = of_find_device_by_node(node);
 	sd->numa_node = pbm->numa_node;
 
@@ -286,6 +284,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
 	dev->sysdata = node;
 	dev->dev.parent = bus->bridge;
 	dev->dev.bus = &pci_bus_type;
+	dev->dev.of_node = node;
 	dev->devfn = devfn;
 	dev->multifunction = 0;		/* maybe a lie? */
 	set_pcie_port_type(dev);
diff --git a/drivers/of/of_i2c.c b/drivers/of/of_i2c.c
index 604ba966e1c91db8872ce7c93875b4e063bb002b..ab6522c8e4fe801fc5ae8fefb782fdc0869a77fa 100644
--- a/drivers/of/of_i2c.c
+++ b/drivers/of/of_i2c.c
@@ -42,7 +42,6 @@ void of_register_i2c_devices(struct i2c_adapter *adap,
 
 		info.addr = be32_to_cpup(addr);
 
-		dev_archdata_set_node(&dev_ad, node);
 		info.of_node = node;
 		info.archdata = &dev_ad;
 
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index 01d794abe105ce1bfcda114dedcf4ca0b7466610..794fbc2ef73d1d668c1cb4cfeceece8f71a94756 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -79,7 +79,6 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
 		/* Associate the OF node with the device structure so it
 		 * can be looked up later */
 		of_node_get(child);
-		dev_archdata_set_node(&phy->dev.archdata, child);
 		phy->dev.of_node = child;
 
 		/* All data is now stored in the phy struct; register it */
diff --git a/drivers/of/of_spi.c b/drivers/of/of_spi.c
index f3119a0836af940ea7ae72da3a74edecead1ca23..5fed7e3c7da341362a1c7bdf08f53b5e4b11c60a 100644
--- a/drivers/of/of_spi.c
+++ b/drivers/of/of_spi.c
@@ -80,7 +80,6 @@ void of_register_spi_devices(struct spi_master *master, struct device_node *np)
 		/* Store a pointer to the node in the device structure */
 		of_node_get(nc);
 		spi->dev.of_node = nc;
-		spi->dev.archdata.of_node = nc;
 
 		/* Register the new device */
 		request_module(spi->modalias);