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From 04/21/2017 to 05/20/2017

05/20/2017

08:01 AM Software Development: Virtual SPI device setup and access using spidev - Altera Cyclone V case
Ref: <similar message in ARM9 Based Platforms Forum> https://support.criticallink.com/redmine/boards/10/topics/5285
...
Gianni Casonato

05/19/2017

05:41 PM Software Development: RE: Altera spi
Brian,
Trying to avoid a board spin is fully understandable. Yes, you should be able to use that kernel on the mit...
Daniel Vincelette
05:20 PM Software Development: RE: Altera spi
Dan,
I got the Altera spi working on a DE0 nano board with the latest rt kernel form altera : rel_socfpga-4.1.33-l...
Brian Wentworth
03:47 PM Software Development: RE: Altera spi
Brian,
I'm sorry for the delay. I've been able to recreate your issue and after looking around Altera's spi kernel...
Daniel Vincelette

05/15/2017

12:23 PM Software Development: RE: Altera spi
Dan,
Sorry for the delay. I've been out of town. Here is the c file that I was using to test the spi.
Thanks,
Brian
Brian Wentworth

05/10/2017

03:27 PM Software Development: RE: Altera spi
Brian,
Would you mind posting your updated spi_test.c? I'll see if I can recreate what you're seeing on my dev kit...
Daniel Vincelette

05/09/2017

06:46 PM Software Development: RE: Altera spi
Thanks Dan,
This cleared up the errors on the DTB. I have tried to run the spi_test.c provided in a different post a...
Brian Wentworth

05/08/2017

06:18 PM Software Development: RE: Altera spi
Hi Brian,
Sorry you'll also have to set #size-cells to 0x0 for the altera spi driver nodes, this info was taken fr...
Daniel Vincelette
05:11 PM Software Development: RE: Altera spi
I'm still getting the same error. Brian Wentworth
04:57 PM Software Development: RE: Altera spi
Hi Brain,
Sorry for the delay. Looking at the warnings you're getting from the critical link toolchain you need to...
Daniel Vincelette
01:24 PM Software Development: RE: Altera spi
I was able to comply the DTB using a tool chain from rocketboards and a spi device showed up under /dev/spidev. Writi... Brian Wentworth

05/02/2017

07:59 PM Software Development: RE: Altera spi
Thanks for the reply. I have updated the dts and I'm getting the following warnings:
Warning (reg_format): "reg" p...
Brian Wentworth
02:54 PM Software Development: RE: Altera spi
Hi Brian,
Are you trying to use the device from user space with the spidev driver? If so, then you need to fix th...
Michael Williamson

05/01/2017

02:48 PM Software Development: Altera spi
I am trying to use an altera spi as a master. I have enabled the driver in the kernel and added the device to the DTB... Brian Wentworth
 

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