Merge master.kernel.org:/home/rmk/linux-2.6-mmc

[linux-2.6-omap-h63xx.git] / arch / sparc / kernel / prom.c

diff --git a/arch/sparc/kernel/prom.c b/arch/sparc/kernel/prom.c
index 946ce6d15819ae12448e2d4bc2bf86df0d2f7dc3..4b06dcb00ebde6212caafa0ff47989f86ce57f7e 100644 (file)
--- a/arch/sparc/kernel/prom.c
+++ b/arch/sparc/kernel/prom.c
@@ -190,6 +190,36 @@ int of_getintprop_default(struct device_node *np, const char *name, int def)
 }
 EXPORT_SYMBOL(of_getintprop_default);
 
+int of_n_addr_cells(struct device_node *np)
+{
+       int* ip;
+       do {
+               if (np->parent)
+                       np = np->parent;
+               ip = of_get_property(np, "#address-cells", NULL);
+               if (ip != NULL)
+                       return *ip;
+       } while (np->parent);
+       /* No #address-cells property for the root node, default to 2 */
+       return 2;
+}
+EXPORT_SYMBOL(of_n_addr_cells);
+
+int of_n_size_cells(struct device_node *np)
+{
+       int* ip;
+       do {
+               if (np->parent)
+                       np = np->parent;
+               ip = of_get_property(np, "#size-cells", NULL);
+               if (ip != NULL)
+                       return *ip;
+       } while (np->parent);
+       /* No #size-cells property for the root node, default to 1 */
+       return 1;
+}
+EXPORT_SYMBOL(of_n_size_cells);
+
 int of_set_property(struct device_node *dp, const char *name, void *val, int len)
 {
        struct property **prevp;