Re: [PATCH RFC 1/4] phy: Add new Exynos5 USB 3.0 PHY driver

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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.

Best regards,
Jingoo Han

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