commit | dab74379ce84a4a64adb48603de8ad94cdf4f92e | [log] [tgz] |
---|---|---|
author | Bin Meng <bmeng.cn@gmail.com> | Wed Jul 19 21:51:13 2017 +0800 |
committer | Marek Vasut <marex@denx.de> | Fri Jul 28 23:34:32 2017 +0200 |
tree | 7f830c8505ce674333df40e3b03203339a644ac4 | |
parent | 2b51a1b86d150bd6964cd0b61ef109b62ee2285f [diff] |
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>