of: Move definition of of_find_next_cache_node into common code.

Since the definition of_find_next_cache_node is architecture independent,
the existing definition in powerpc can be moved to driver/of/base.c

Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 0 insertions, 31 deletions

diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 09be2759c314..4432fd86a6d2 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -761,37 +761,6 @@ void __init early_init_devtree(void *params)
  *******/
 
 /**
- *      of_find_next_cache_node - Find a node's subsidiary cache
- *      @np:    node of type "cpu" or "cache"
- *
- *      Returns a node pointer with refcount incremented, use
- *      of_node_put() on it when done.  Caller should hold a reference
- *      to np.
- */
-struct device_node *of_find_next_cache_node(struct device_node *np)
-{
-        struct device_node *child;
-        const phandle *handle;
-
-        handle = of_get_property(np, "l2-cache", NULL);
-        if (!handle)
-                handle = of_get_property(np, "next-level-cache", NULL);
-
-        if (handle)
-                return of_find_node_by_phandle(be32_to_cpup(handle));
-
-        /* OF on pmac has nodes instead of properties named "l2-cache"
-         * beneath CPU nodes.
-         */
-        if (!strcmp(np->type, "cpu"))
-                for_each_child_of_node(np, child)
-                        if (!strcmp(child->type, "cache"))
-                                return child;
-
-        return NULL;
-}
-
-/**
  * of_get_ibm_chip_id - Returns the IBM "chip-id" of a device
  * @np: device node of the device
  *