lib: fdtdec: Rename routine fdtdec_setup_memory_size()

This patch renames the routine fdtdec_setup_memory_size()
to fdtdec_setup_mem_size_base() as it now fills the
mem base as well along with size.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index 66dff0f..c373dde 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -1155,7 +1155,7 @@
 	return ret;
 }
 
-int fdtdec_setup_memory_size(void)
+int fdtdec_setup_mem_size_base(void)
 {
 	int ret, mem;
 	struct fdt_resource res;