Change CONFIG_PCIE_IPROC_BCMA to tristate to make it possible to build this
driver as a module.
Signed-off-by: NHauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>
Acked-by: NRay Jui <rjui@broadcom.com>