[PATCH v2 05/16] usb: hub: Associate port@ fwnode with USB port device

Andy Shevchenko andriy.shevchenko at linux.intel.com
Wed Jun 10 07:16:12 PDT 2026


On Wed, Jun 10, 2026 at 04:40:39PM +0800, Chen-Yu Tsai wrote:
> When a USB hub port is connected to a connector in a firmware node
> graph, the port itself has a node in the graph.
> 
> Associate the port's firmware node with the USB port's device,
> usb_port::dev. This is used in later changes for the M.2 slot power
> sequencing provider to match against the requesting port.

Okay, would this affect ACPI-based systems? if so, how?
Can you elaborate on that, please?

-- 
With Best Regards,
Andy Shevchenko





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