Revert "lib: fdt: Split fdtdec_setup_memory_banksize()"

This reverts commit 118f4d4559a4386fa87a1e2509e84a1986b24a34.

There is no user of this split function that's why remove it.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2 files changed