Rockchip DWC2 issue

Marek Vasut marex at denx.de
Wed Jun 21 13:38:28 PDT 2023


On 6/20/23 16:37, Jagan Teki wrote:
> Hi,
> 
> Has anyone tried to use dwc2 and echi port together with USB disk?
> look like this is not working with this combination on any Rockchip
> SoC's
> 
> Here are the issues that I've reproduced in RK3328 where the disk
> connected in EHCI port is detecting but DWC2 is not. Any clue?

I generally avoid using DWC2 as host. RPi 1/2/3 does use it as host, but 
I think there is a hub between.

Does the stick work if you plug a hub between the board and stick ?

Also, RPi zero (?) might have raw host port on it, without hub .



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