Mity CPU Platforms » MitySOM-AM57X

11/27/2023

02:28 PM Software Development: RE: spidev loopback testing not working

Hint: as long as your changes are only in the device tree file, if you only copy the changed dtb and leave out the zI... Jonathan Cormier

02:24 PM Software Development: RE: spidev loopback testing not working

Sandeep Sivadas wrote in message#6561:
> Hi,
> I tried the kernel and u-boot building as suggested and included th... Jonathan Cormier

11/23/2023

01:39 PM Software Development: RE: spidev loopback testing not working

Hi,
I tried the kernel and u-boot building as suggested and included the "extra" folder. Now SPI communication, Ethe... Sandeep Sivadas

11/22/2023

06:25 PM Software Development: RE: spidev loopback testing not working

This doesn't explain why USB isn't coming up though. Your log doesn't show any USB log statements, the most likely r... Jonathan Cormier

06:11 PM Software Development: RE: spidev loopback testing not working

Sandeep Sivadas wrote in message#6558:
> Hi,
>
> I tried the devmem2 commands.The output got as follows
>
> r... Jonathan Cormier

05:43 AM Software Development: RE: spidev loopback testing not working

Hi,
I tried the devmem2 commands.The output got as follows
root@mitysom-am57x:/dev# devmem2 0x4A003460
/dev/me... Sandeep Sivadas

11/21/2023

03:26 PM Software Development: RE: spidev loopback testing not working

Sandeep Sivadas wrote in message#6555:
> Hi Mike,
>
> Output of the spidev_test obtained is
>
> root@mitysom... Jonathan Cormier

12:57 PM Software Development: RE: spidev loopback testing not working

Hi Mike,
Output of the spidev_test obtained is
root@mitysom-am57x:~# ./spidev_test -D /dev/spidev4.0 -v
spi m... Sandeep Sivadas

11:22 AM Software Development: RE: spidev loopback testing not working

Hi Sandeep,
Are you trying to loop spidev4.0 to spidev4.1? Or are you looping back one of the two devices onto th... Michael Williamson

06:16 AM Software Development: spidev loopback testing not working

Hi,
We tried to configure SPI4 in the devkit by following the guidelines in the below link "(https://support.criti... Sandeep Sivadas