of: align RESERVEDMEM_OF_DECLARE function callbacks to other callbacks

All the parameters for RESERVEDMEM_OF_DECLARE function callbacks are
members of struct reserved_mem, so just pass the struct ptr to callback
functions so the function callback is more in line with other OF match
table callbacks.

Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Grant Likely <grant.likely@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h
index 9b1fbb7..4c81b84 100644
--- a/include/linux/of_reserved_mem.h
+++ b/include/linux/of_reserved_mem.h
@@ -21,8 +21,8 @@
 				  struct device *dev);
 };
 
-typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem,
-				      unsigned long node, const char *uname);
+typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem);
+
 
 #ifdef CONFIG_OF_RESERVED_MEM
 void fdt_init_reserved_mem(void);