Hi Kishon, On Mon, Nov 11, 2013 at 4:41 PM, Kishon Vijay Abraham I <kishon@xxxxxx> wrote: > Hi, sorry for the delayed response. > > On Wednesday 06 November 2013 05:37 AM, Jingoo Han wrote: >> On Wednesday, November 06, 2013 2:58 AM, Vivek Gautam wrote: >>> On Tue, Nov 5, 2013 at 5:33 PM, Jingoo Han <jg1.han@xxxxxxxxxxx> wrote: >> >> [.....] >> >>>> USB3.0 PHY consists of two blocks such as 3.0 block and 2.0 block. >>>> This USB3.0 PHY can support UTMI+ and PIPE3 interface for 3.0 block >>>> and 2.0 block, respectively. >>>> >>>> Conclusion: >>>> >>>> 1) USB2.0 PHY: USB2.0 HOST, USB2.0 Device >>>> Base address: 0x1213 0000 >>>> >>>> 2) USB3.0 PHY: USB3.0 DRD (3.0 HOST & 3.0 Device) >>>> Base address: 0x1210 0000 >>>> 2.0 block(UTMI+) & 3.0 block(PIPE3) >>> >>> And this is of course the PHY used by DWC3 controller, which works at >>> both High speed as well as Super Speed. >>> Right ? >> >> Right. >> >> While 3.0 block(PIPE3) can be used for Super Speed, 2.0 block(UTMI+) >> can be used for High speed. > > It should then come under *single IP muliple PHY* category similar to what > Sylwester has done. Do you mean that i should be including PHY IDs for UTMI+ phy and PIPE3 phy present in this PHY block ? AFAICS the two phys (UTMI+ and PIPE3) do not really have separate registers to program, and that's the reason we program the entire PHY in a shot. > > Thanks > Kishon -- Best Regards Vivek Gautam Samsung R&D Institute, Bangalore India -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
