[PASEMI] Nemo board doesn't boot anymore because of moving pas_pci_init

[Olof Johansson]

Hi,

On Tue, Feb 23, 2021 at 1:43 PM Christian Zigotzky
<chzigotzky at xenosoft.de> wrote:
>
> Hello,
>
> The Nemo board [1] with a P.A. Semi PA6T SoC doesn't boot anymore
> because of moving "pas_pci_init" to the device tree adoption [2] in the
> latest PowerPC updates 5.12-1 [3].
>
> Unfortunately the Nemo board doesn't have it in its device tree. I
> reverted this commit and after that the Nemo board boots without any
> problems.
>
> What do you think about this ifdef?
>
> #ifdef CONFIG_PPC_PASEMI_NEMO
>          /*
>           * Check for the Nemo motherboard here, if we are running on one
>           * then pas_pci_init()
>           */
>          if (of_machine_is_compatible("pasemi,nemo")) {
>                  pas_pci_init();
>          }
> #endif

This is not a proper fix for the problem. Someone will need to debug
what on the pas_pci_init() codepath still needs to happen early in the
boot, even if the main PCI setup happens later.


-Olof