tree 79d5c140a605323e3629abfe4e2f3825c2c377ef
parent 8d36c6874173918612495b8e5925a7000ed8058e
author Bin Meng <bmeng.cn@gmail.com> 1506863978 -0700
committer Marek Vasut <marex@denx.de> 1506868370 +0200

usb: sandbox: Initialize root hub's device speed to high speed

At present 'usb tree' shows that the root hub on the Sandbox USB
controller is at full speed. But its device descriptor says it's
USB 2.0, so let's report it as a high speed device.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>