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From: Adam Ford <aford173@gmail.com>
To: U-Boot Mailing List <u-boot@lists.denx.de>
Subject: RZ/G2 USB tree question
Date: Wed, 26 May 2021 14:50:13 -0500	[thread overview]
Message-ID: <CAHCN7x+2LNq8Th6W_VXR+Wo_ujX8ALAB1tRK53ffkDs8bnpqng@mail.gmail.com> (raw)

I have a board with multiple USB controllers, but they all seem to
show in index of 1 with usb tree.

USB device tree:
  1  Hub (5 Gb/s, 0mA)
     U-Boot XHCI Host Controller

  1  Hub (480 Mb/s, 0mA)
     u-boot EHCI Host Controller

  1  Hub (480 Mb/s, 0mA)
  |  u-boot EHCI Host Controller
  |
  +-2  Hub (480 Mb/s, 2mA)
    |
    +-3  Mass Storage (480 Mb/s, 200mA)
    |    Generic Mass Storage 20621F3F
    |
    +-4  Mass Storage (480 Mb/s, 224mA)
         SanDisk Ultra USB 3.0 4C530001010924108332

=>

Is this normal behavior?  I thought the different hubs would have
unique numbers similar to how the devices connected to a lower hub
each have unique numbers

adam

                 reply	other threads:[~2021-05-26 19:50 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

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