Part of advk_pcie_probe() is exactly an open-coded version of
pci_host_probe(). So instead of duplicating this code, use
pci_host_probe() directly.
Signed-off-by: NThomas Petazzoni <thomas.petazzoni@bootlin.com>
[lorenzo.pieralisi@arm.com: updated commit log]
Signed-off-by: NLorenzo Pieralisi <lorenzo.pieralisi@arm.com>