Mity CPU Platforms » MityDSP-L138 (ARM9 Based Platforms)

11/21/2018

02:35 PM Software Development: RE: Double boot u-Boot

Oleh Mela wrote:
> Jonathan,
> Could be my problem connected with to the that there is no pull-up on SPI1 on the ow... Jonathan Cormier

11:08 AM Software Development: RE: Double boot u-Boot

Jonathan,
Could be my problem connected with to the that there is no pull-up on SPI1 on the own carrier board?
Th... Oleh Mela

11/19/2018

07:44 PM Software Development: RE: Double boot u-Boot

That is very strange. Could you comment out pieces of your code until it starts working again? To see if you can de... Jonathan Cormier

03:17 PM Software Development: RE: Double boot u-Boot

Jonathan,
with simple hello world dsp program following is:
OMAP-L138/AM-1808/AM-1810 initialization passed!
Con... Oleh Mela

03:13 PM Software Development: RE: Double boot u-Boot

U-Boot > printenv
bootargs=mem=96M console=ttyS1,115200n8 root=/dev/mtdblock0 rw rootwait
bootdelay=3
baudrate=115... Oleh Mela

02:35 PM Software Development: RE: Double boot u-Boot

Oleh,
Could you provide your u-boot environment? @printenv@
Does this processor reset happen when the DSP prog... Jonathan Cormier

11:38 AM Software Development: Double boot u-Boot

Hi,
I run myfile.out on the MityDSP-L138 (L138-DX-225-RI) module (not MityDSP-L138F). Linux not use (according to ... Oleh Mela

10/26/2018

01:30 PM Software Development: RE: Uart speed does not change when loading uboot. The variable "baudrate" has no effect.

It is unusual for a design to change its debug UART's baud rate dynamically. The majority of our designs use the 115... Jonathan Cormier