[U-Boot] [PATCH V2 1/2] pci: Support parsing PCI controller DT subnodes

Bin Meng bmeng.cn at gmail.com
Wed Aug 29 15:15:23 UTC 2018


+Simon

Hi Marek,

On Wed, Aug 29, 2018 at 10:22 PM Marek Vasut <marek.vasut at gmail.com> wrote:
>
> On 08/24/2018 08:27 PM, Marek Vasut wrote:
> > The PCI controller can have DT subnodes describing extra properties
> > of particular PCI devices, ie. a PHY attached to an EHCI controller
> > on a PCI bus. This patch parses those DT subnodes and assigns a node
> > to the PCI device instance, so that the driver can extract details
> > from that node and ie. configure the PHY using the PHY subsystem.
> >
> > Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
> > Cc: Simon Glass <sjg at chromium.org>
> > Cc: Tom Rini <trini at konsulko.com>
>
> Well, bump ?
>
> This is the only missing patch to get my hardware working properly.

I don't think we ever had an agreement on the v1 patch. Simon had a
long email that pointed out what Linux does seems like a 'fallback' to
find a node with no compatible string.

Back to this, if we have to go with this way, please create a test
case to cover this scenario.

Regards,
Bin


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