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authorBin Meng <bmeng.cn@gmail.com>2017-07-19 13:51:13 (GMT)
committerPrabhakar Kushwaha <prabhakar.kushwaha@nxp.com>2017-08-08 08:42:23 (GMT)
commita4166f256d4bfbbeb162d78866d12ade4ab2b841 (patch)
tree9f8d998e2437b67f42f01695dec7e9b39f1bd9a2 /drivers
parent0aa281d347ef94a200af55c6ac0cebf4bb823ca9 (diff)
downloadu-boot-a4166f256d4bfbbeb162d78866d12ade4ab2b841.tar.xz
usb: hub: Support 'set hub depth' request for USB 3.0 hubs
USB 3.0 hub uses a hub depth value multiplied by four as an offset into the 'route string' to locate the bits it uses to determine the downstream port number. We shall set the hub depth value of a USB 3.0 hub after it is configured. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
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