Hi, On Monday, 19.03.2018 at 17:50, Martin Lucina wrote: > Hi, > > On Monday, 19.03.2018 at 16:06, Andre Przywara wrote: > > Can you add: > > dr_mode = "otg"; > > to the usb_otg node? > > According to the generic binding doc this should be the default if not > > specified, but the sunxi-musb driver requires this property, explicitly. > > That stops the error -22 and gives me a 5th BUS: > > [ 1.774630] usb_phy_generic usb_phy_generic.0.auto: usb_phy_generic.0.auto > supply vcc not found, using dummy regulator > [ 1.785959] musb-hdrc musb-hdrc.1.auto: MUSB HDRC host driver > [ 1.791727] musb-hdrc musb-hdrc.1.auto: new USB bus registered, assigned > bus number 5 > [ 1.800168] hub 5-0:1.0: USB hub found > [ 1.803955] hub 5-0:1.0: 1 port detected > > > And on the way, can you drop the usb0_vbus-supply property from the > > usbphy node, to see if that makes a difference? Maybe the polarity of > > the pin is messed up? > > Did that. Is this relevant? It was in the log both before and after this > change: > > [ 1.826143] usb0-vbus: disabling > > Unfortunately I can't actually test anything further right now as my > (Olimex provided, pl2303) console cable has mysteriously (re-)started > exhibiting the same behaviour as it did last week where the TX path had > stopped working. Perhaps this is a cue to call it a day...
Tried a flash drive in the standard-size USB with these changes, nothing shows up. Is there an easy way of testing the micro-USB (OTG?) port? I'm guessing I can set it up as e.g. a NIC on the board side and plug it into my laptop. Is there any danger in frying anything with these tests? I'd rather not lose a port ... -mato -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.