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

11/13/2017

10:40 PM Software Development: MityDSP L138 DSP Timer

Hi,
I am trying to utilize the Timer peripherals from the DSP side via Syslink, and I have a couple of questions/... Vibhakar Vemulapati

11/09/2017

04:52 AM Software Development: RE: SysLink Configuration

Thanks, Mike,
That clarified things.
Regarding my earlier question, "this forum thread":https://e2e.ti.com/suppor... Okan Çalış

11/08/2017

12:18 PM Software Development: RE: SysLink Configuration

We added minimal support for Starterware for a couple of specific customers that insisted on using it. In those case... Michael Williamson

04:59 AM Software Development: RE: SysLink Configuration

Hi, Jonathan,
I understand that you do not support SysLink, and using your MDK for ARM-DSP communication is very e... Okan Çalış

11/07/2017

07:45 PM Software Development: RE: SysLink Configuration

Hi Okan,
We currently do not support SysLink in the capacity needed to answer your most recent questions. We recom... Jonathan Cormier

01:34 PM Software Development: RE: SysLink Configuration

Hi,
Since I managed to run the example executables in MityDsp last week, I've been trying to modify the codes and ... Okan Çalış

10/31/2017

01:27 PM Software Development: RE: SysLink Configuration

Thanks for the update. Glad you found the problem. Jonathan Cormier

05:59 AM Software Development: RE: SysLink Configuration

Hi,
I was just about to build a new kernel to set @earlyprintk@, then I realized my @bootargs@ were missing @0x@ p... Okan Çalış

10/30/2017

01:48 PM Software Development: RE: SysLink Configuration

Okan Çalış wrote:
> "This TI wiki page":http://processors.wiki.ti.com/index.php/Kernel_-_Common_Problems_Booting_L... Jonathan Cormier

11:17 AM Software Development: SysLink Configuration

Hi,
I'm working on a MityDsp-L138F SoM, with the ARM running Linux. So far, I've managed to make the ARM and DSP c... Okan Çalış

10/26/2017

05:39 AM Software Development: RE: Setting the ARM as a USB bulk device

Michael Williamson wrote:
> That is reasonable. Using large transfers and Async IO, we were able to get up to 14 MB... Okan Çalış

04:58 AM Software Development: RE: Setting the ARM as a USB bulk device

Thank you. Okan Çalış

10/25/2017

06:49 PM Software Development: RE: Using SigProc Example

Hi, So we're in the process of integrating an external audio codec. We would like to get to the point of running FFTs... Tom Riddle

04:57 PM Software Development: RE: Using SigProc Example

What are you trying to do? Michael Williamson

04:41 PM Software Development: Using SigProc Example

Hi,
So I was able to import and rebuild the SigProc lib example in the MDK-2014 /sw/DSP/lib/SigProc using CCS v5 o... Tom Riddle

01:17 PM Software Development: RE: Setting the ARM as a USB bulk device

That is reasonable. Using large transfers and Async IO, we were able to get up to 14 MB/sec with the camera applicat... Michael Williamson

01:00 PM Software Development: RE: Setting the ARM as a USB bulk device

Looking at some of the speed tests we ran with RNDIS, we were seeing about 10Mb/s or ~1.25 MB/s. So you results seem... Jonathan Cormier

05:22 AM Software Development: RE: Setting the ARM as a USB bulk device

Hi, Jonathan and Mike,
Thanks for your help.
With the @usb.c@ code in "Linux-USB.org,":http://www.linux-usb.org... Okan Çalış

10/24/2017

03:30 PM Software Development: RE: Updating devkit to latest MDK tfpt issue

Jorden Luke wrote:
> I figured it out by doing the config. The VM has two eth interfaces. I was using eth1 when I sw... Jonathan Cormier

03:30 PM Software Development: RE: Updating devkit to latest MDK tfpt issue

I figured it out by doing the config. The VM has two eth interfaces. I was using eth1 when I switch to eth0 it worked... Jorden Luke

03:13 PM Software Development: RE: Updating devkit to latest MDK tfpt issue

Certainly seems like the transfer is somehow being interrupted.
How is the L138 connected to your computer's net... Jonathan Cormier

02:53 PM Software Development: Updating devkit to latest MDK tftp issue

Hello I am new to the embedded linux world. I don't have too much experience with loading kernels using Uboot and tfp... Jorden Luke

10/23/2017

09:50 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi, Just a FYI, since 32MB was allocated for the DSP, passing mem=224MB in bootargs seems to work now. Thanks, Tom Tom Riddle

05:01 PM Software Development: RE: MityDSP L138, using UART1 from the DSP

You can probably modify the enabled_uarts line in the board-mityomapl138.c file to not initialize UART1.
board-mit... Jonathan Cormier

10/22/2017

02:27 PM Software Development: MityDSP L138, using UART1 from the DSP

Hi,
I am trying to communicate using the UART1 from the DSP directly. Currently the ARM core uses the UART1, and I... Vibhakar Vemulapati

10/20/2017

01:50 PM Software Development: RE: Blackhawk XDS560v2-USB Debugger gel file

Hi Andri, Sorry for the late reply.
Are you trying to run a bare bones application on the ARM or are you running... Jonathan Cormier

10/18/2017

06:38 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

UBoot reports 128 MB,but you should be able to address 256 MB in uboot as well as the kernel. You may need to pass i... Michael Williamson

06:22 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Oh wait I see 256MB from UBL... sorry its u-boot that is reporting 128MB, my bad Tom Riddle

06:20 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi,
So I used the files in the /images dir of the MDK 2014 and successfully programmed the board. However UBL cont... Tom Riddle

05:00 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

So the patch to support 256 MB modules was introduced in our codebase 7/14/2011. We need to update the UBL wiki page... Michael Williamson

03:00 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi Jonathan,
Thanks, I'll give it a try, however I did brick the board early on and had to reflash UBL and u-boot.... Tom Riddle

01:13 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

I would expect that the precompiled UBL_SPI_MEM.ais file in MDK/images would have the 256MB DRAM support.
[[Updati... Jonathan Cormier

12:59 AM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi,
I went as far as I could and ran into this problem. Imported the project file UBL_SPI_MEM.pjt with the CCS6.2 ... Tom Riddle

11:30 AM Software Development: RE: Setting the ARM as a USB bulk device

Looking further, I think most of that code was based on the usb.c example you already looked at, so maybe this won't ... Michael Williamson

11:21 AM Software Development: RE: Setting the ARM as a USB bulk device

So a long time ago, I implemented a bulk transfer protocol on the MityDSP-L138 using gadgetfs in order to emulate a l... Michael Williamson

08:26 AM Software Development: RE: Setting the ARM as a USB bulk device

> However, when I try getting data from the device, I end up with 64 Bytes of zeros every time, which is not what I e... Okan Çalış

07:16 AM Software Development: RE: Setting the ARM as a USB bulk device

Hi, Jonathan,
I managed to rebuild a kernel and boot the OS. Thanks for helping me out.
I was also able to use ... Okan Çalış

10/17/2017

11:04 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

Hi Michael,
So now I do see in the UBL device.c, in the 2014 MDK, support for 256MB sizes. I assume I'll have to b... Tom Riddle

10:49 PM Software Development: RE: Configuring MityDSP for 256MB DRAM

There is a custom version of the UBL that queries the local I2C factory PROM to get the part number and sets up the D... Michael Williamson

10:20 PM Software Development: Configuring MityDSP for 256MB DRAM

Hi,
We have a L138-FI-236-RL, which should have 256MB of DRAM. U-boot is reporting DRAM : 128MB. The bootargs pass... Tom Riddle

10/16/2017

03:13 PM PCB Development: RE: MightyDspL138 Factory Test and labeling

Fred,
Thank you for reaching out to us about this question.
During production test the FPGA IO pins at the edge... Alexander Block