Re: [U-Boot] [PATCH v5 09/15] dm: usb: Do not scan companion buses if no devices where handed over

12 May 2015


      On 11 May 2015 at 16:33, Simon Glass sjg@chromium.org wrote:
...
On 10 May 2015 at 06:10, Hans de Goede hdegoede@redhat.com wrote:
...
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
drivers/usb/host/usb-uclass.c | 42 ++++++++++++++++++++++++++++++++++--------
 1 file changed, 34 insertions(+), 8 deletions(-)
Acked-by: Simon Glass sjg@chromium.org
Applied to u-boot-dm, thanks!