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Altera_Forum's avatar
Altera_Forum
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11 years ago

USB setup for Linux on Arrow Sockit

I've installed the GSRD 14, I've built my FPGA core and I've got them communicating. Next I need to get some keyboard input. So I bought a USB OTG to USB adaptor. I've plugged in the keyboard b...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Just to be clear is no-one replying because this is a stupid question and I should know better/RTFM? Or has no-one actually got USB working with the GSRD standard install?

I've come to the conclusion I need to rebuild the kernel with some additional options enabled/modules. Unfortunately altera yocto requires an old version of Debian - Jessie is too new. I tried to build it anyway but there is just too much to patch to be practical.

Its kind of funny because I've been working much lower level - with zpu soft core and usb using the usbhostslave from open cores. Bizarrely it is much simpler to make that work just driving the d+/d- than it is to get USB working in the SOCkit from linux!