Re: [PATCH 1/4] PCI: add DT bindings for Cortina Gemini PCI Host Bridge

Linus Walleij
2017-02-01T20:00:14Z

On Tue, Jan 31, 2017 at 1:31 AM, Bjorn Helgaas <helgaas@kernel.org> wrote:

>> +- bus-range: set to <0x00 0x00> (only root bus)
>
> Why is this limited to bus 0? Is everything completely soldered down
> with no possibility of adding or replacing PCI devices? The interrupt-map
> below suggests slots, though. If there's a slot, we could plug in a card
> with a bridge, which would mean more than just bus 0.

I thought so because it's a NAS box (the typical usecase) but when I
dismantled it and turned it over, wow, there is indeed a MiniPCI
slot!

OK I will augment this to 0x00 0xff.

Yours,
Linus Walleij