Mity CPU Platforms

12/23/2011

09:45 AM MityDSP (TI TMS320C6xxx Based Products) PCB Development: RE: MityDSP-Pro FPGA questions ...

> In the directory labeled “C:\MityDSP\2.10\hardware\FPGA_boot” I see several sub directories that appear to have pre... Michael Williamson

12/22/2011

11:53 AM MityDSP (TI TMS320C6xxx Based Products) PCB Development: RE: MityDSP-Pro FPGA questions ...

(from Anthony)
Michael,

Thanks for the response. From what you describe it seems that the signals I intend to... Thomas Catalino

12/21/2011

07:16 PM MityDSP (TI TMS320C6xxx Based Products) PCB Development: RE: MityDSP-Pro FPGA questions ...

Hi Tom / Anthony,
I hope this doesn't muddy the waters, but here is some more information: There are actually 3 E... Michael Williamson

01:01 PM MityDSP (TI TMS320C6xxx Based Products) PCB Development: RE: MityDSP-Pro FPGA questions ...

??From the schematics it appears that the evaluation board is connected to both RJ-45 connectors, one goes to the 10/... Thomas Catalino

11:04 AM MityDSP (TI TMS320C6xxx Based Products) PCB Development: RE: MityDSP-Pro FPGA questions ...

Hello Tom,
I will try posting this to the support forum as well but I need to clear up some confusion Kevin and I ... Anthony Medina

12/20/2011

12:11 PM ARM9 Based QNX Platforms Software Development: RE: SPI clock polarity

It looks like the spi driver does not do anything with the SPI_MODE_CKPOL_HIGH flag you are trying to use.
I haven... John Pruitt

12:09 PM ARM9 Based QNX Platforms Software Development: SPI clock polarity

Question received outside of Redmine:
I am trying to interface a SPI device to the MightDSP board. The clock requ... John Pruitt

12/15/2011

02:35 PM MityDSP (TI TMS320C6xxx Based Products) PCB Development: RE: MityDSP-Pro FPGA questions ...

The bootloader FPGA image included in the file mention provides a basic UART at pins 14 and 16 of the edge connector ... Michael Williamson

12/14/2011

06:13 PM MityDSP (TI TMS320C6xxx Based Products) PCB Development: MityDSP-Pro FPGA questions ...

(posted on behalf of a customer)
RS232_TXD SO-DIMM pin 14
RS232_RXD SO-DIMM pin 16

F... Thomas Catalino

12/09/2011

08:57 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Using the EMIFA interface on the Mitydsp-1810

We changed chip select to CS4 and kept having the same issues. We've done some other measurements and tests and we no... Mattias Ekstrom

07:39 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Using the EMIFA interface on the Mitydsp-1810

Hi Mattias,
The only chip select used on the EMIFA by default is CS3 (used for the NAND). Our FPGA driver framewo... Michael Williamson

03:58 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Using the EMIFA interface on the Mitydsp-1810

Hi,
I was wondering which chip selects are unused by default? What I can see in the u-boot and linux source is tha... Mattias Ekstrom

12/07/2011

04:37 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load causes reboot

Mike,
Your .bin file loaded up fine. I had the designer look at the build, and he had some IO not constrained corec... Scott Whitney

09:38 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load causes reboot

Scott,
My suspicion is that the pins tied to the EMIFA (a chip select line, a wait line, or perhaps the data lines... Michael Williamson

12/06/2011

03:43 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load causes reboot

Mike,
The arm is idle when it dies. I will post some captured text. It looks like it can't access the flash memory... Scott Whitney

03:27 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load causes reboot

Can you post what the ARM console sees when it crashes? You are downloading via JTAG, correct?
Is the ARM running... Michael Williamson

03:15 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load causes reboot

Mike,
I had our fpga designer rebuild our smaller (uPP interface) build that we were running the lx16 and retarget i... Scott Whitney

01:14 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load causes reboot

Mike,
Thanks for the quick reply. this is the only lx45 board in house now. I think we are expecting a few more to... Scott Whitney

01:04 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load causes reboot

Hi Scott,
Have you confirmed your image works on other MityDSP-L138F with lx56 FPGA modules or is this a new FPGA ... Michael Williamson

12:58 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: FPGA load causes reboot

Hello,
We just got a new mityDSP l138 with the lx45 FPGA. When I try downloading my fpga build via jtag it fails. ... Scott Whitney

11/29/2011

06:53 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: use of stl vector class on DSP side of OMAP-L138

Just following up here, any luck? Michael Williamson

12:01 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Loading UBL and U-Boot

Hi,
Thanks Tom. It works thanks to null modem cable.
Does fpga_pwm.ko use the pwm core in FPGA ?
Does ehrpwm... Gregory St-Jean

09:26 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Loading UBL and U-Boot

Gregory -
In the development kit there is both a small cable that adapts the dual-row header to DB9 and also a DB... Thomas Catalino

07:37 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Loading UBL and U-Boot

Hello Gregory,
When you received the board, it should already have been programmed with u-Boot and should come up ... Michael Williamson

11:50 AM MityDSP (TI TMS320C6xxx Based Products) Software Development: RE: MityDSP-Pro with Pro Motherboard ...

Customer indicates these issues have been resolved. Thomas Catalino

11:41 AM MityDSP (TI TMS320C6xxx Based Products) Software Development: MityDSP-Pro with Pro Motherboard ...

(on behalf of a customer, customer is using CCS 4)
So a few items I see so far is that the USB is not loading up t... Thomas Catalino

11/28/2011

03:53 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Loading UBL and U-Boot

Hi,
I can't see BOOT ME using Terminal (115200 N 8)
the button on the board is S100 (Boot) ?
Do you cab load... Gregory St-Jean

03:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Loading UBL and U-Boot

We've not tried using the serial flasher with the linux mono framework. It has only been tested using Microsoft Wind... Michael Williamson

03:00 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Loading UBL and U-Boot

(Posted on behalf of a customer)
I received the MityDSP-L138F Development Kit (80-000268RI-2A) today. I am unable... Thomas Catalino

07:21 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Using the EMIFA interface on the Mitydsp-1810

Hi,
We use the EMIFA (16 bits) to interface to our FPGA on SOMS including an FPGA. The pinmux and initial chip se... Michael Williamson

03:53 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Using the EMIFA interface on the Mitydsp-1810

Hi,
I was wondering where in the linux source I should be looking to add changes if I wanted to use the EMIFA inte... Mattias Ekstrom

07:18 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: mtd->read (...) returned ECC error

Mads
Did you use the filesystem creation notes from the wiki [[Linux_Root_File_System]] ?
We have found that you ne... Tim Iskander

03:39 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: mtd->read (...) returned ECC error

Hi
We have one mitydsp L138 board which keeps coming up with these mtd->read (....) returned ECC error.
We have s... Mads Lind Christiansen