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From 10/12/2012 to 11/10/2012

11/09/2012

01:57 PM Software Development: RE: How to change the pinmux
Spencer
u-boot does the initial pinmux setup, look in board/davinci/mityomapl138/mityomapl138.c
The kernel then se...
Tim Iskander
01:50 PM Software Development: How to change the pinmux
I am working with a MityDSP L138 on a custom baseboard, and am having trouble figuring out how to modify the pinmux s... Spencer Mayott
01:50 PM Software Development: RE: Remote Debugging Hello DSP
Almost there ... I still have an issue.
John Pruitt said:
The error code 0x80008050 indicates that the connection...
Mary Frantz
10:32 AM Software Development: RE: Remote Debugging Hello DSP
Yes, I can run from the command line twice.
One problem: I needed to put the full path name for the DSP executable...
Mary Frantz

11/08/2012

08:28 PM Software Development: RE: Ethernet over usb
Succussfully generated and installed g_ether.ko on the mitydsp board, and configured the usb0 withe an ip adrees. Tha... Krishna Vallabhaneni
01:35 PM Software Development: RE: Ethernet over usb
The only way to get an invalid module format is if the kernel and modules aren't build from the same source / configu... Michael Williamson
01:45 PM Software Development: RE: How to build cmemk.ko
Thanks!
I found the cmemk.ko module in the the /lib/modules/3.2.0/extra/ folder along with dsplinkk.ko and others....
Mary Frantz
12:50 PM Software Development: RE: How to build cmemk.ko
The base and full filesystems in the MDK_2012-08-10 (MD_2012-08-10/fs/*.tgz) each have a cmemk.ko module located in t... Michael Williamson
12:36 PM Software Development: How to build cmemk.ko
I need to use the CMEM utility, but there is no cmemk.ko file. I am trying to build it, but can't find any instructi... Mary Frantz
01:23 PM Software Development: RE: CLK frequency increase using DSP only
OK.
The u-Boot / I2C commands to push the core voltage up to 1.3 volts, required for running at 456 MHz are as fol...
Michael Williamson
12:55 PM Software Development: RE: Problems building a rootfile system
Hi Mads,
We are actually considering moving all of our SOM linux capable products to Yocto (which is pretty close ...
Michael Williamson
08:05 AM Software Development: Problems building a rootfile system
I would like to build my own rootfile system for the mityarm 1808 dev kit. So far I have only succeeded with builds f... Mads Olav le Maire

11/07/2012

05:09 PM Software Development: RE: CLK frequency increase using DSP only
Great - thanks Mike. In addition to increasing the voltage, I'd also be most grateful for a list of (DSP or u-Boot) c... Arthur Helwig
04:29 PM Software Development: RE: CLK frequency increase using DSP only
Hello,
Some quick answers, though I must admit we don't normally abandon the ARM here in our applications, so you ...
Michael Williamson
04:08 PM Software Development: CLK frequency increase using DSP only
Hi,
I'm using a MityDSP-L138F board (L138-FI-225-RC). I'm porting an existing C6748-based DSP project, that gets i...
Arthur Helwig

11/05/2012

08:05 AM Software Development: RE: Using of SPI1 interface on DSP-Side?
The SPI1 (chip select 0) is used to communicate with the on-module SPI-NOR FLASH on MityDSP-L138/MityARM-1808 modules... Michael Williamson
04:53 AM Software Development: Using of SPI1 interface on DSP-Side?
Hi,
My plan is to connect a DAC on the SPI1 which is outrouted to the edgeconnector and control it by the DSP core...
Christian Rückl

11/02/2012

12:27 PM PCB Development: RE: MityDSP-L138F Failure to Boot
Hi Emmett,
I think Wade has resolved his issue offline (there was a design issue on his baseboard that is now corr...
Michael Williamson
11:34 AM PCB Development: RE: MityDSP-L138F Failure to Boot
Mike -
This is the same issue I am having on the 1808F board.
It boots reliably on your carrier, but not mine.
I...
Emmett Bradford

10/31/2012

02:41 PM Software Development: RE: Databases for the MityDSP
That's at least one of my problems.
Thanks, I'll head to the other forum!
Brian Compter
12:43 PM Software Development: RE: Databases for the MityDSP
Oh... Are you by chance using a MityARM-3359? If so, you should probably post in the "ARM Cortex-A8 Based Platforms ... Michael Williamson
12:34 PM Software Development: RE: Databases for the MityDSP
We are using the linux version installed on the SD card that came with the development kit.
It shows Linux version...
Brian Compter
07:24 AM Software Development: RE: Databases for the MityDSP
Hi Brian,
Are you using the factory installed version of linux (2.6.xx) and filesystem booting from NAND, or one o...
Michael Williamson
09:34 AM Software Development: RE: Remote Debugging Hello DSP

We have debugged the ARM remotely while running a DSPlink application. We have debugged the ARM at the same time as...
John Pruitt
07:41 AM Software Development: RE: DSP Link example not working
Hello,
What version of the kernel and filesystem are you using? The one delivered from factory (loading from NOR ...
Michael Williamson
07:30 AM FPGA Development: RE: SPI Core on FPGA: Implementation on MityDSP-L138F
Thank you very much Micheal!!
I will try to implement this in these next days and I will give you feedback about it....
Michele Canepa
07:16 AM FPGA Development: RE: SPI Core on FPGA: Implementation on MityDSP-L138F
1. The SPI_Iface is designed to support using our IP on an FPGA that is remoted from the module and connected only th... Michael Williamson
06:02 AM FPGA Development: RE: SPI Core on FPGA: Implementation on MityDSP-L138F
Sorry for the previous question, now I have understood better the core implementation of SPI core, and my previous qu... Michele Canepa

10/30/2012

04:06 PM Software Development: Databases for the MityDSP
Hello,
I'm working on getting a small web server up and running on a L138 and need a database to get things rollin...
Brian Compter
11:10 AM Software Development: RE: USB device speed issue when using USB Ethernet gadget driver
Hello François,
Based on your description, it looks like a problem with that particular USB host.
I have not s...
Bob Duke
10:00 AM Software Development: USB device speed issue when using USB Ethernet gadget driver
Hi,
I recompiled the kernel and I activated the Ethernet gadget driver. Everything runs fine except one thing: wit...
François Tremblay

10/29/2012

01:15 PM Software Development: RE: Remote Debugging Hello DSP
I'm trying to debug the ARM application from CCSv5 running on Linux with GNU toolchain supplied with MDK_08-10-12. Mary Frantz
01:11 PM Software Development: RE: Remote Debugging Hello DSP
Are you trying to debug the DSP application or the ARM application?
There is an initialization sequence that has t...
Michael Williamson
12:56 PM Software Development: Remote Debugging Hello DSP
I am having trouble remote debugging the Hello DSP application. I can run it from the target login shell just fine. ... Mary Frantz
01:08 PM Software Development: RE: Permanent increasing of CPU-Clock
I don't know if this is the "best" way, but this works and you don't have to rebuild the kernel.
Create a script f...
Mary Frantz
05:48 AM Software Development: RE: Permanent increasing of CPU-Clock
Hi Mike,
I set the CPUFreq governor in the kernel to performance:
CPU Power Management->CPU Frequency scaling...
Christian Rückl

10/27/2012

07:13 PM Software Development: RE: Ethernet over usb
Generated a new kernel as per instructions. The meuconfig and make uImage were uneventful - normal. The kernel versio... Krishna Vallabhaneni
01:18 PM Software Development: DSP Link example not working
I were able to follow the DSP Hello World tutorial succesfull until the point when i had to execute the program on t... Christian Rückl
08:16 AM Software Development: RE: Permanent increasing of CPU-Clock
Hi Christian,
By default the kernel always comes up at 300 MHz for the CPU. Most folks create an init script to b...
Michael Williamson
06:10 AM Software Development: Permanent increasing of CPU-Clock
I know that, there is already a post in this forum which includes exactly my question below, but no answer on this un... Christian Rückl

10/26/2012

07:55 PM Software Development: RE: Ethernet over usb
Built the uImage, downloaded, and boot.
It does nor complete boot process. It hangs
In the configuration, the onl...
Krishna Vallabhaneni
07:23 PM Software Development: RE: Ethernet over usb
Hi Krishna,
I would recommend using an NFS mount or TFTP server for loading up a new kernel and/or filesystem.
...
Michael Williamson
05:17 PM Software Development: RE: Ethernet over usb
The kernel version on the board is 2.6.34rc1:
root@mityomapl138:/# uname -r
2.6.34-rc1
The USB gadgets are ava...
Krishna Vallabhaneni

10/25/2012

10:09 PM Software Development: RE: Ethernet over usb
That error typically means you are trying to load a module built against a different version of the kernel.
Verify t...
Tim Iskander
08:38 PM Software Development: RE: Ethernet over usb
was able to download kernel v3.2. from the mitydsp site.
Was able to generate the usb gadget, when the usb gadget wa...
Krishna Vallabhaneni
04:22 PM Software Development: RE: Ethernet over usb
You need to checkout the mitydsp-linux-v3.2 branch. (the master branch is the older branch).... Michael Williamson
03:08 PM Software Development: RE: Ethernet over usb
Downloaded the latest Linux-DaVinci v fce1b66 from Critical Link website. The kernel is n2.26.32, not version 3.2.
H...
Krishna Vallabhaneni
03:08 PM Software Development: RE: Ethernet over usb
Downloaded the latest Linux-DaVinci v fce1b66 from Critical Link website. The kernel is n2.26.32, not version 3.2.
H...
Krishna Vallabhaneni
12:52 PM Software Development: RE: Ethernet over usb
If you have the latest version of the kernel, then do a ... Michael Williamson
12:48 PM Software Development: RE: Ethernet over usb
Followed ths teps in the above document. The gadget options under usb are missing. attached is a screen shot.
Cannot...
Krishna Vallabhaneni
08:37 AM PCB Development: RE: SATA board connector
I was looking for something with the same footprint. We have your demo board that we are using in our fixture and I ... Scott Whitney
08:11 AM PCB Development: RE: SATA board connector
Hi Scott,
Not offhand? Do you require footprint compatible? A quick search on digikey shows there are latching ...
Michael Williamson
08:34 AM Software Development: RE: Starter Guide: Cannot build application with eclipse
Sure thing Tim!
I should also point out that on the recent VM images, both toolchains are present. You may be cons...
Conor O

10/24/2012

11:17 AM Software Development: RE: Starter Guide: Cannot build application with eclipse
Conor
Thanks for jumping in! Critical Link appreciates users on the forum sharing their knowledge... its what makes ...
Tim Iskander
10:54 AM Software Development: RE: Starter Guide: Cannot build application with eclipse
Sorry for the drive by answer - hope Critical Link don't mind (I'm not an employee).
There are a few missing bits ...
Conor O
05:14 AM Software Development: Starter Guide: Cannot build application with eclipse
Hi,
Having unpacked the AM-1808 eval kit, and installed the virtual ubuntu mchine in virtualbox, I experience prob...
Mads Olav le Maire

10/23/2012

04:40 PM PCB Development: SATA board connector
Hello, We have an application where we are storing data to a SATA drive from our L138. We are in an environment with... Scott Whitney
04:36 PM PCB Development: RE: uPP and Boot signal muxing (Posted on behalf of a Customer)
Angela,
I am using uPP to the arm. What I did was map the pin mux registers in a linux module driver and after boot...
Scott Whitney

10/19/2012

07:12 PM PCB Development: RE: Boot Pins? (Posted on behalf of a customer.)
Are you using just the MityDSP-L138, or the MityDSP-L138F.
Both modules currently include pull-up/pull-down resi...
Michael Williamson
07:05 PM PCB Development: RE: FPGA Pinouts ... documentation error??
Hi,
In the data sheet as well as the design guide, the DDR3 edge connector pin naming scheme did not map the "pair...
Michael Williamson
06:05 PM PCB Development: FPGA Pinouts ... documentation error??
(posted for a customer)
I have purchased one of your MityDsp Development kits to use as a reference platform for...
Thomas Catalino
07:43 AM Software Development: Apologies for recent SPAM.
Our site was hit with an email spamming robot this morning and we were unable to kill it immediately.
We have alte...
Michael Williamson
07:35 AM Software Development: RE: uPP support
Hi Brian,
Sorry about the spam this on this thread morning. We've changed our account activation policy to requir...
Michael Williamson

10/18/2012

09:51 PM Software Development: RE: Ethernet over usb
USB gadgets are built as modules.
Here's a link to a TI page on building the usb ethernet gadget module
http://proc...
Tim Iskander
09:07 PM Software Development: Ethernet over usb
Am using MityDSP L138F board.
Ethernet over USB driver is missing from your distribution.
It is supposed to be incl...
Krishna Vallabhaneni
05:21 PM PCB Development: RE: DVI Output with MityDSP-L138F w/6SLX45 FPGAs
Wade,
Yes. The LX45 models cannot use the DVI interface as provided on the Industrial I/O boards.
The Industri...
Michael Williamson
04:02 PM PCB Development: DVI Output with MityDSP-L138F w/6SLX45 FPGAs
Based on the datasheet, models of the MityDSP-L138F SOM that have the 6SLX45 FPGA installed (L138-FI-225-RC, L138-DI-... Wade Calcutt

10/16/2012

08:43 AM FPGA Development: RE: Top level module question
That was a fast reply! Thanks Mike.
I'm using the latest MDK alright and I do see that there is generics and code ...
Conor O
07:37 AM FPGA Development: RE: Top level module question
Hi Conor,
First, the most recent MDK should include code in the base module to support the DCM reset logic as well...
Michael Williamson
07:16 AM FPGA Development: Top level module question
Hi all,
I'm a bit of newbie with FPGAs but I've written my own top level GPIO test design and it at least synthesi...
Conor O
 

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