tree c52d7c31d288e83984dbc5b2490bc2eaa9efcdda
parent f2094143c5367f38c74d4233a65afb07a25a8ace
author Pali Rohár <pali@kernel.org> 1637836363 +0100
committer Tom Rini <trini@konsulko.com> 1642015284 -0500

pci: Disable I/O forwarding during autoconfiguration if unsupported

If U-Boot does not have any I/O resource for assignment then disable I/O
forwarding in PCI bridge autoconfiguration code. Default initial state of
PCI bridge IO registers is unspecified, therefore they can be in enabled if
U-Boot does not touch them.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>