Remove unused PCIe functions from SerDes code. They are unused and are duplicated either from generic PCIe code or from pci_mvebu.c. Remove also unused PCIe macros from SerDes code. They are just obfuscated variants of standards macros in include/pci.h or in pci_mvebu.c. Signed-off-by: Pali Rohár <pali@kernel.org> Reviewed-by: Marek Behún <marek.behun@nic.cz> Reviewed-by: Stefan Roese <sr@denx.de>