Mity CPU Platforms » MitySOM-5CSX Altera Cyclone V

12/30/2019

VJ 01:20 PM Software Development: RE: USB OTG with rocko and kernel 4.9 RT

Thank you for the update. I now have a working USB OTG.
I needed to build the kernel with option CONFIG_LBDAF to be able to mount my SSD.
(Ref. mount message: "EXT4-fs (sda1): Filesystem with huge files cannot be mounted RDWR without ... V J

12/18/2019

DV 03:15 PM Software Development: RE: USB OTG with rocko and kernel 4.9 RT

Hello,
We've found the other patch that was needed: https://support.criticallink.com/gitweb/?p=linux-socfpga.git;a=commit;h=a5ae1d10efe50e0a80a4cd401992624d1218399a. With both patches USB will enumerate correctly and works as expected... Daniel Vincelette

12/17/2019

VJ 12:02 PM Software Development: RE: USB OTG with rocko and kernel 4.9 RT

Hi
I have tried the patch here, but got the same result as you: no VBUS.
Thank you for working on this issue.
BR
VJ
V J

DV 11:38 AM Software Development: RE: USB OTG with rocko and kernel 4.9 RT

Hello,
Just to update you, I've applied the patch I mentioned but unluckily VBUS still doesn't turn on. This will unluckily take a few more days in order to get to work it seems.
We will update this redmine once we have USB working... Daniel Vincelette

12/16/2019

DV 02:42 PM Software Development: RE: USB OTG with rocko and kernel 4.9 RT

Hello,
There is a patch missing from our 4.9 RT branch, sorry this was missed when we did the RT port. I'm working on getting that merged in now.
In order to get USB OTG to work with the MitySOM-5CSX you need the following patch: h... Daniel Vincelette

VJ 02:24 PM Software Development: USB OTG with rocko and kernel 4.9 RT

Hi
I am struggling to get USB OTG up and running using the rocko branch with kernel 4.9 RT (ref. https://support.criticallink.com/redmine/boards/45/topics/4963?r=5812#message-5812)
I have connected a USB hard disk (mass storage) to th... V J