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Adventurer
Adventurer
350 Views
Registered: ‎01-01-2019

Read USB3320 vendor and product id via ulpi interface

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HI,

We have a custom zynqmp board that uses USB3320 phy.

We want to read phy vender and product ID like spec descript below, but i don't know how to control ulpi interface to achieve this.

Does anyone know how to do this?

2019-10-23_111503.png

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Adventurer
Adventurer
300 Views
Registered: ‎01-01-2019
I solved this by using register GUSB2PHYACC_ULPI in USB3_XHCI, and accessing GUSB2PHYACC_ULPI with reference to dwc3-of-simple.c

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Adventurer
Adventurer
301 Views
Registered: ‎01-01-2019
I solved this by using register GUSB2PHYACC_ULPI in USB3_XHCI, and accessing GUSB2PHYACC_ULPI with reference to dwc3-of-simple.c

View solution in original post

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