On Sun, Dec 20, 2009 at 22:11, Cai, Cliff wrote: >From: Mike Frysinger [mailto:[email protected]] >>i know the higher layers dont care. i'm asking about the >>specific musb function here. if the musb hardware supports >>multipoint (which ours dose not), then is the virtual roothub >>code necessary or does the hardware handle it ? > > Actually,the hub control function not only implement hub related code,but > also port related code. > Port is supposed to be a subset of hub, so the operations(such as power > on/reset/suspend the port.) on it are done through the hub control interface.
that still doesnt answer my question ... is the virtual roothub control needed when the hardware supports multipoint ? the driver has been in u-boot for some time and no one else has seemingly complained about the lack of this code. -mike _______________________________________________ U-Boot-devel mailing list [email protected] https://blackfin.uclinux.org/mailman/listinfo/u-boot-devel
