Searched hist:e253637be72c3a50ce6ba5992170b7a4b0a6f046 (Results 1 – 1 of 1) sorted by relevance
| /rk3399_rockchip-uboot/drivers/usb/host/ |
| H A D | usb-uclass.c | e253637be72c3a50ce6ba5992170b7a4b0a6f046 Sun May 10 12:10:21 UTC 2015 Hans de Goede <hdegoede@redhat.com> dm: usb: Do not scan companion buses if no devices where handed over
USB scanning is slow, and there is no need to scan the companion buses
if no usb devices where handed over to the companinon controllers by any
of the main controllers.
This saves e.g. 2 seconds when booting a A10 OLinuxIno Lime with no USB-1
devices plugged into the root usb ports.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Simon Glass <sjg@chromium.org>
|