[PATCH] arm64: dts: imx8mp-evk: add dual-role usb port1 support

Shawn Guo shawnguo at kernel.org
Wed Apr 5 06:16:37 PDT 2023


On Mon, Apr 03, 2023 at 11:38:12AM +0200, Andreas Henriksson wrote:
> Hello Marco Felsch,
> 
> On Thu, Mar 30, 2023 at 04:38:13PM +0200, Marco Felsch wrote:
> > Hi,
> > 
> > On 23-03-27, Andreas Henriksson wrote:
> [...]
> > > / {
> > >     gpio-sbu-mux {
> > >         compatible = "gpio-sbu-mux";
> [...]
> > I didn't tested it but at the moment I don't see the problem with my
> > patch. 
> 
> As Jun Li helpfully explained my patch is not correct, so don't bother.
> 
> I don't have a problem with your patch, was just trying to share
> what I had done.
> 
> I've since learned that the board I'll be working on will not even have
> SS, so I will not pursue SBU. I'll most likely use your patches instead
> as they seem simpler than what I did and should fully meet my needs for
> an usb port that works in both host and device mode.
> 
> Not that it matters, but +1 from me on applying your patches.
> (If people are hesitant to do it because of lack of SS, then maybe
> that could be adressed by adding a comment setting the expectations?)

Marco,

Could you update the patch to mention a bit about Super-Speed support
as discussed here?

Shawn



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