Activity
From 05/02/2017 to 05/31/2017
05/23/2017
- 08:32 PM Software Development: RE: Altera spi
- Brian,
Glad to hear it! You're welcome
Dan - 06:24 PM Software Development: RE: Altera spi
- Dan,
Got it working. Thanks for all the help.
Brian - 06:12 PM Software Development: RE: Altera spi
- Brian,
It looks like the Altera GPIO documentation is wrong, in the the driver it's looking for GPIO interrupts to... - 05:57 PM Software Development: RE: Altera spi
- Dan,
I just tried this and I'm getting the same error. I posted my updated dts.
Thanks,
Brian - 05:55 PM Software Development: RE: Altera spi
- Dan,
I just tried this and I'm getting the same error. I posted my updated dts.
Thanks,
Brian - 05:28 PM Software Development: RE: Altera spi
- Brian,
I think this variable was changed to "altr,interrupt-trigger" in the newer kernel. Here is the documentatio... - 05:23 PM Software Development: RE: Altera spi
- Dan,
I have most of it working. The only problem I see now is the gpio not showing up. I'm getting the following err... - 02:38 PM Software Development: RE: Altera spi
- Brian,
Can you post your boot output?
I would recommend doing a diff of the DE0 nano board dts and that one. Th... - 08:21 PM Software Development: RE: Virtual SPI device setup and access using spidev - Altera Cyclone V case
- Glad to hear you got it to work!
Dan - 06:48 PM Software Development: RE: Virtual SPI device setup and access using spidev - Altera Cyclone V case
- Dan,
solved also this step!
I rebuilt the my kernel version using the default .config you suggested me, modified... - 05:20 PM Software Development: RE: Virtual SPI device setup and access using spidev - Altera Cyclone V case
- Glad to hear!
I used our mitysom5csx_devkit_defconfig that is part of our 3.16 kernel
kernel: https://support.c... - 05:04 PM Software Development: RE: Virtual SPI device setup and access using spidev - Altera Cyclone V case
- Dan,
thanks for it.
I've added the spi0 section at the bottom of my dts and it works!!! Fantastic!!
The only po... - 02:32 PM Software Development: RE: Virtual SPI device setup and access using spidev - Altera Cyclone V case
- Hello Gianni,
I see that you've tried to add both the spidev devices to a FPGA spi core and the HPS peripheral. I ...
05/22/2017
- 07:59 PM Software Development: RE: Altera spi
- Dan,
I compiled the rel_socfpga-4.1.33-ltsi-rt_17.05.01_pr branch of the kernel form altera open source. I replaced ...
05/20/2017
- Ref: <similar message in ARM9 Based Platforms Forum> https://support.criticallink.com/redmine/boards/10/topics/5285
...
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... - 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... - 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...
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
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...
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...
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... - 05:11 PM Software Development: RE: Altera spi
- I'm still getting the same error.
- 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... - 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...
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... - 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...
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