Add a bunch of PCI device IDs and driver indications for other SMBus controllers, so as to avoid other persons having to do that work again.
Add support for two PIIX4 devices: the standard PIIX4 PCI device ID, and the ServerWorks CSB5, which has a slight twist.
Co-authored-by: Lionel Debroux <lionel_debroux@yahoo.fr>
Co-authored-by: Sam Demeulemeester <sam@x86.fr>