Re: [U-Boot] [PATCH v3 1/1] tegra: usb: Fix device enumeration problem of USB1

2012-06-20 Thread Stephen Warren
On 06/20/2012 03:15 AM, Jim Lin wrote: > A known hardware issue of USB1 port where bit 1 (connect status > change) of PORTSC register will be set after issuing Port Reset > (like "usb reset" in u-boot command line). > This will be treated as an error and stops later device enumeration. > > Therefo

[U-Boot] [PATCH v3 1/1] tegra: usb: Fix device enumeration problem of USB1

2012-06-20 Thread Jim Lin
A known hardware issue of USB1 port where bit 1 (connect status change) of PORTSC register will be set after issuing Port Reset (like "usb reset" in u-boot command line). This will be treated as an error and stops later device enumeration. Therefore we clear that bit after Port Reset in order to p