On Thu, Apr 27, 2023 at 12:11 PM Fabio Estevam <feste...@gmail.com> wrote: > > On Thu, Apr 27, 2023 at 3:56 PM Tim Harvey <thar...@gateworks.com> wrote: > > > Fabio, > > > > This causes a hang on imx8mm boards when usbotg2 (usb@32e50000) is > > enabled. You can re-create this on the imx8mm-evk with: > > I am able to reproduce the hang after enabling usbotg2, but this hang > is not caused > by the imx8mm.dtsi sync. The hang also happens if I revert the imx8mm.dtsi > sync. > > The usbotg2 is a different issue. > > > Note the imx8mm-evk does have the 2nd host controller but its > > currently not enabled due to missing bits to deal with the USB 3.0 > > GPIO controlled mux. > > > > Is there perhaps a corresponding change necessary in the > > imx8m-power-domain driver? > > I haven't checked, but yes, it is very likely some imx8m-power-domain > changes are needed.
Fabio, The patch series from Eugen Hristev which implements reference counting for regulators [1] resolves my issue here so I consider this thread closed. Let's move the discussion regarding your dt sync to those threads. Best Regards, Tim [1] https://patchwork.ozlabs.org/project/uboot/list/?series=351536
