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

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
  sparc: Add {open_by,name_to}_handle_at and clock_adjtime syscalls.
  sparc: Implement of_iomap().
  sparc: Implement of_address_to_resource().
  sparc: Provide NO_IRQ definition.

1 files changed, 27 insertions, 0 deletions

diff --git a/arch/sparc/kernel/of_device_common.c b/arch/sparc/kernel/of_device_common.c
index 49ddff56cb04..cb15bbf8a201 100644
--- a/arch/sparc/kernel/of_device_common.c
+++ b/arch/sparc/kernel/of_device_common.c
@@ -22,6 +22,33 @@ unsigned int irq_of_parse_and_map(struct device_node *node, int index)
 }
 EXPORT_SYMBOL(irq_of_parse_and_map);
 
+int of_address_to_resource(struct device_node *node, int index,
+			   struct resource *r)
+{
+	struct platform_device *op = of_find_device_by_node(node);
+
+	if (!op || index >= op->num_resources)
+		return -EINVAL;
+
+	memcpy(r, &op->archdata.resource[index], sizeof(*r));
+	return 0;
+}
+EXPORT_SYMBOL_GPL(of_address_to_resource);
+
+void __iomem *of_iomap(struct device_node *node, int index)
+{
+	struct platform_device *op = of_find_device_by_node(node);
+	struct resource *r;
+
+	if (!op || index >= op->num_resources)
+		return NULL;
+
+	r = &op->archdata.resource[index];
+
+	return of_ioremap(r, 0, resource_size(r), (char *) r->name);
+}
+EXPORT_SYMBOL(of_iomap);
+
 /* Take the archdata values for IOMMU, STC, and HOSTDATA found in
  * BUS and propagate to all child platform_device objects.
  */