On Sat, May 14, 2016 at 02:45:05PM +0200, Hans de Goede wrote: > When the board is powering attached usb devices via the otg port > sometimes / on some devices it takes slightly too long for the Vbus > detection code in phy-sun4i-usb.c to signal that Vbus is high after > enabling Vbus and the musb hardware signals a MUSB_INTR_VBUSERROR > interrupt. > > This commit sets the otg state to A_WAIT_VRISE upon enabling Vbus > making musb_stage0_irq() ignore the first VBUSERR_RETRY_COUNT > VBUSERROR interrupts, fixing connection issues in these cases. > > Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> Signed-off-by: Bin Liu <b-liu@xxxxxx> Regards, -Bin. -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
