On 29.10.2023 12:04, Robert Marko wrote: > On Wed, 25 Oct 2023 at 12:45, Robert Marko <robimarko@xxxxxxxxx> wrote: >> >> IPQ6018 has GDSC-s for each of the USB ports, so lets define them as such >> and drop the curent code that is de-asserting the USB GDSC-s as part of >> the GCC probe. >> >> Signed-off-by: Robert Marko <robimarko@xxxxxxxxx> > > Unfortunately, after testing on multiple devices I hit the same GDSC > issue I had a long time ago > that was the reason I did not send this upstream. > It seems that USB3 port GDSC (USB0 GDSC in code) works just fine, > however the USB2 one > (USB1 GDSC in code) it is stuck off and USB2 port will fail due to this: > 1.607531] ------------[ cut here ]------------ > [ 1.607559] usb1_gdsc status stuck at 'off' > [ 1.607592] WARNING: CPU: 0 PID: 35 at gdsc_toggle_logic+0x16c/0x174 > [ 1.615120] Modules linked in: Can you dump GDSCR (the entire 32-bit register) at boot and when toggling? Konrad
