linux-kernel - Re: [PATCH 0/2] PCI: mvebu: add support for orion soc

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Date:   Sat, 30 Jul 2022 16:21:32 +0300
From:   Mauri Sandberg <maukka@....kapsi.fi>
To:     Bjorn Helgaas <helgaas@...nel.org>
Cc:     maukka@....kapsi.fi, linux-pci@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, bhelgaas@...gle.com,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        andrew@...n.ch, sebastian.hesselbarth@...il.com,
        gregory.clement@...tlin.com, linux@...linux.org.uk,
        lpieralisi@...nel.org, kw@...ux.com, thomas.petazzoni@...tlin.com,
        pali@...nel.org
Subject: Re: [PATCH 0/2] PCI: mvebu: add support for orion soc

Hi Bjorn!

On 29.07.22 20:22, Bjorn Helgaas wrote:
> On Mon, Jul 18, 2022 at 11:28:40PM +0300, Mauri Sandberg wrote:
>> Hello all!
>>
>> Working in close co-operation with Pali we made an initial attempt at bringing
>> support for orion PCIe into mvebu PCIe driver. Currently the address of
>> workaround memory range is hard coded and based on compatible string only. As
>> Pali describes in another thread, we were not able to figure out what's the
>> correct way to configure a configuration space. That discussion is here:
>> https://lore.kernel.org/linux-pci/20220710225108.bgedria6igtqpz5l@pali/T/#u
>>
>> I tested this with D-Link DNS-323 rev A1 and it's working. As usual, all
>> comments and feedback is welcome.
>>
>> Thanks,
>> Mauri
>>
>> Mauri Sandberg (2):
>>    dt-bindings: PCI: mvebu: Add orion5x compatible
>>    PCI: mvebu: add support for orion5x
>>
>>   .../devicetree/bindings/pci/mvebu-pci.txt     |  1 +
>>   arch/arm/mach-orion5x/common.c                | 13 ----
>>   drivers/pci/controller/Kconfig                |  2 +-
>>   drivers/pci/controller/pci-mvebu.c            | 59 +++++++++++++++++++
>>   4 files changed, 61 insertions(+), 14 deletions(-)
> 
> Hi Mauri,
> 
> Can you address anything in 2/2 (if necessary), incorporate any acks,
> and post a v2?  There was some confusion around the first patch (there
> are two in the thread, likely the same?), and I didn't read the 2/2
> feedback in detail to see if any changes were needed.
> 

I give it a little bit time to see if the discussion on how to configure
the configuration space would pick up, but I'll attend to the comments
and post a clean v2 soonish.