ARM: display5: Remove common.c file (after DM/DTS U-Boot proper conversion)

The common.c file content can be safely moved to spl.c file after
performing the DM/DTS conversion for the U-Boot proper.

It contains the non DM/DTS setup code, which now is only used by SPL.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
4 files changed