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EHCI fail timeout STS_ASS reset

Question asked by 同想 蔡 on May 24, 2016

hardware:T4240qds

software:SDK1.6

error log:

EHCI timed out on TD - token=0x80008d80

EHCI fail timeout STS_ASS reset

description:

on the uboot.when I run usb start, The error does not happen each time. Sometimes at the first

fatls/fatload attempt, sometimes I need several tries to get it. When it

happens, the usb controller becomes unavailable and I have to reset the

system.

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