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SubjectRe: [PATCH 00/08] PCI: rcar: Recent driver patches from Ben Dooks and me
On 14/02/14 05:40, Magnus Damm wrote:
> On Thu, Feb 13, 2014 at 9:34 PM, Ben Dooks <> wrote:
>> On 13/02/14 03:03, Magnus Damm wrote:
>>> PCI: rcar: Recent driver patches from Ben Dooks and me
>>> [PATCH 01/08] PCI: rcar: check platform_get_irq() return code
>>> [PATCH v2 02/08] PCI: rcar: add error interrupt handling
>>> [PATCH 03/08] PCI: rcar: fix bridge logic configuration accesses
>>> [PATCH v2 04/08] PCI: rcar: Register each instance independently
>>> [PATCH v2 05/08] PCI: rcar: Break out window size handling
>>> [PATCH v2 06/08] PCI: rcar: Add DMABOUNCE support
>>> [PATCH 07/08] PCI: rcar: Enable BOUNCE in case of HIGHMEM
>>> [PATCH 08/08] PCI: rcar: Make the Kconfig dependencies more generic
>>> These patches update the pci-rcar-gen2.c driver with patches from
>>> Ben Dooks and me. The first 3 are written by Ben (thanks!) and are
>>> included here to show what I would like to have merged and what I
>>> rebased my patches on. The following 4 are updated versions of
>>> [PATCH 00/04] PCI: rcar: Driver model and physical address space update
>>> The final patch is a new one that fixes up the Kconfig dependencies.
>> Thanks. Is there any chance of getting this driver device-tree
>> enabled too?
> I think so! The DT bindings proposed by you looked good for this device.
> The only question is how to handle the PHY hardware in a sane way. The
> PHY is the central problematic point so to say, since it ties these
> PCI USB2.0 devices together with USBHS and for some SoCs USB 3.0 as
> well.
> I'm thinking of something along these lines:
> 1) To use DT to describe the full hardware topology
> 2) Enable all or some device drivers in the kernel configuration
> 3) Have a sane default but use the bind interface to reassign
> driver-to-port configuration.
> What is your intended use case?

I think we can describe this all from the PHY node or links to
the PHY node. I was going to look at sorting out the bindings
next week, due to this week being mostly consumed by chasing

Ben Dooks
Senior Engineer Codethink - Providing Genius

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