[Bug 209729] mvebu-pcie soc:pcie: resource collision

[Rob Herring]

On Thu, Oct 22, 2020 at 12:30 PM Bjorn Helgaas <helgaas at kernel.org> wrote:
>
> https://bugzilla.kernel.org/show_bug.cgi?id=209729

I see the issue and am working on a fix.

>
> From the bugzilla:
>
>   device: Turris Omnia (armv7l)
>
>   kernel log:
>
>   mvebu-pcie soc:pcie: host bridge /soc/pcie ranges:
>   mvebu-pcie soc:pcie: Parsing ranges property...
>   mvebu-pcie soc:pcie: MEM 0x00f1080000..0x00f1081fff -> 0x0000080000
>   mvebu-pcie soc:pcie: MEM 0x00f1040000..0x00f1041fff -> 0x0000040000
>   mvebu-pcie soc:pcie: MEM 0x00f1044000..0x00f1045fff -> 0x0000044000
>   mvebu-pcie soc:pcie: MEM 0x00f1048000..0x00f1049fff -> 0x0000048000
>   mvebu-pcie soc:pcie: MEM 0xffffffffffffffff..0x00fffffffe -> 0x0100000000
>   mvebu-pcie soc:pcie: IO 0xffffffffffffffff..0x00fffffffe -> 0x0100000000
>   mvebu-pcie soc:pcie: MEM 0xffffffffffffffff..0x00fffffffe -> 0x0200000000
>   mvebu-pcie soc:pcie: IO 0xffffffffffffffff..0x00fffffffe -> 0x0200000000
>   mvebu-pcie soc:pcie: MEM 0xffffffffffffffff..0x00fffffffe -> 0x0300000000
>   mvebu-pcie soc:pcie: IO 0xffffffffffffffff..0x00fffffffe -> 0x0300000000
>   mvebu-pcie soc:pcie: MEM 0xffffffffffffffff..0x00fffffffe -> 0x0400000000
>   mvebu-pcie soc:pcie: IO 0xffffffffffffffff..0x00fffffffe -> 0x0400000000
>   mvebu-pcie soc:pcie: resource collision: [mem 0xf1080000-0xf1081fff] conflicts with pcie [mem 0xf1080000-0xf1081fff]
>   mvebu-pcie: probe of soc:pcie failed with error -16
>
>   As a result PCIe devices, e.g. WLan cards, are not working.