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From 10/13/2010 to 11/11/2010

11/11/2010

09:42 PM Software Development: Boot loader on NAND instead of NOR
Hi,
One of the big problem I am facing right now is the fact that both PWM modules aren't usable at all. PWM 0 is ...
Simon Therriault
07:39 PM Software Development: RE: Loading a New Kernal
No. If you do this you will erase the UBL and u-boot. Please don't execute this command as you have typed.
Look ...
Michael Williamson
06:53 PM Software Development: RE: I2C Board Support Package
If you look in the most recent version of the kernel in the "arch/arm/mach-davinci/board-mityomapl138.c":http://suppo... Michael Williamson
05:51 PM Software Development: RE: I2C Board Support Package
Ok I got the I2C tools loaded and working. Out issue is that the SYS_RESET_N ( GP5[14] )signal that comes from the O... John Mladenik
06:49 PM Software Development: RE: Audio help needed
Well, most of the git problem seems to be at our end. Some router close to us seems to be traffic shaping us to zero ... Dennis Volper

11/09/2010

08:12 PM Software Development: RE: Audio help needed
Hi Dennis,
Regarding the audio driver, it sounds like you have a pretty solid handle on the code. The bottom line...
Michael Williamson
07:02 PM Software Development: RE: Audio help needed
Still stuck on the sound. I looked at the davinci-evm.c and the 3x is called out in that file, however, the Kconfig i... Dennis Volper

11/05/2010

12:13 PM Software Development: RE: I2C Board Support Package
Well our software guy has the i2cdump, I have not been able to get it loaded on m system yet as I indicated in my pre... John Mladenik
11:41 AM Software Development: RE: I2C Board Support Package
Ok. Sounds like you have i2cdump, right? What is the device you are using? The address is sometimes non-obvious to... Michael Williamson
11:38 AM Software Development: RE: I2C Board Support Package
Mike
We are using the TI I2C tools and our hardware uses I2C0 but we get all X's when doing a dump from the I2C ad...
John Mladenik
11:26 AM Software Development: RE: I2C Board Support Package
Hi John -
I believe you are looking at using the I2C driver we provide under the FPGA directory. This driver is i...
Thomas Catalino
11:24 AM Software Development: RE: I2C Board Support Package
Which I2C port are you trying to use, I2C0 or I2C1? If you are trying to use I2C0, then you should be able to use th... Michael Williamson
11:12 AM Software Development: I2C Board Support Package
Our software guy is trying to use your I2C board support to drive the I2C devices we have connected to the OMAP's I2C... John Mladenik

11/04/2010

08:51 PM Software Development: RE: Timers and interrupt
Hi again
I was wondering, where can I found documentation about which hardware timers are already used by the li...
Simon Therriault
02:54 PM Software Development: RE: QNX
Hi John,
Thanks, your fix worked! I'm running Rev. B hardware, don't know if that contributed to the problem, but...
Rob Gillis
12:33 PM Software Development: RE: QNX
Rob,
What revision of the indio board do you have? I am running on rev D.
One thing to try is to turn off the ...
John Pruitt
11:06 AM Software Development: RE: QNX
John,
Thanks for providing the BSP. Your directions for getting it booted are clear, but I can't get it running o...
Rob Gillis

11/03/2010

12:31 PM Software Development: RE: QNX
Rob,
I have created a new project for QNX platform support. Please see http://support.criticallink.com/redmine/pro...
John Pruitt
07:45 AM Software Development: RE: DSP-6748 wiki info
Hey!
Well it's not that much a big deal. We are working on our own motherboard to connect the SODIMM so we will ha...
Simon Therriault
07:34 AM Software Development: RE: DSP-6748 wiki info
On the Industrial I/O host card, you are correct, neither SPI port that is connected to the OMAP-L138 on the MityDSP-... Michael Williamson

11/02/2010

11:28 PM Software Development: RE: DSP-6748 wiki info
Another verification : On the mitydsp-l138 motherboard, there are three 50 pins IO expansion slots. Could you confirm... Simon Therriault
09:49 PM Software Development: RE: DSP-6748 wiki info
When I build in CCS my stuff, do I need a special linker for the mitydsp card? Simon Therriault
09:06 PM Software Development: RE: DSP-6748 wiki info
Thanks a lot Mike!
I will dive in now and I'll keep you posted when I hit a wall.
Simon Therriault
09:05 PM Software Development: RE: DSP-6748 wiki info
Actually, we recommend that you load it into RAM (using tftp or nfs load or serial, whatever) and boot using the "boo... Michael Williamson
08:59 PM Software Development: RE: DSP-6748 wiki info
Just a quick question before digging in. If I change the kernel, then compile it and load it in the flash but nothing... Simon Therriault
08:51 PM Software Development: RE: DSP-6748 wiki info
Yes the ARM always runs. By default, it leaves the DSP powered up but in a reset and "nop" state, so it's basically ... Michael Williamson
08:34 PM Software Development: RE: DSP-6748 wiki info
Hey,
Yes I have a CC4 Platinum version and a XDS510 USB. I will have to read about gel files since I don't know wh...
Simon Therriault
08:17 PM Software Development: RE: DSP-6748 wiki info
OK. I can get you started on that.
You can connect to the DSP via the OMAP JTAG emulator (such as the XDS510 or t...
Michael Williamson
08:03 PM Software Development: RE: DSP-6748 wiki info
Hey Mike
Thanks for your quick feedback.
Well, my main interrogation are mainly how to start working on the DSP...
Simon Therriault
07:54 PM Software Development: RE: DSP-6748 wiki info
Hi Simon,
You might want to look at "TI's wiki pages for DSPLink":http://processors.wiki.ti.com/index.php/DSPLink_...
Michael Williamson
07:44 PM Software Development: DSP-6748 wiki info
Hi,
When will there be more info on the wiki about how to use the DSP side of the OMAP?
Thanks!
Simon Therriault
07:49 PM Software Development: RE: Audio help needed
You've loaded the driver, but have you instantiated the board / device (the McASP device in the board-mityomapl138.c ... Michael Williamson
07:20 PM Software Development: RE: Audio help needed
I've built the kernel with alsa sound and the tlv320aic3x driver as a loadable module. When I load the module I see "... Dennis Volper

11/01/2010

11:02 PM Software Development: RE: Timers and interrupt
Ok so we are probably going to use the DSP for some stuff and keep the ARM for higher level processing... From what I... Simon Therriault
06:06 PM Software Development: RE: Timers and interrupt
Hey Tom,
The reason I was focusing on the AM1808 is because at first it was the chip we wanted to work with. The o...
Simon Therriault
10:39 AM Software Development: RE: Timers and interrupt
Hi Simon -
I realize you are trying to use an AM1808 module, but using an OMAP-L138 and using the DSP for this qu...
Thomas Catalino
11:14 AM Software Development: RE: QNX
John,
I can wait a couple of days for the 6.5 port. I do have the Industrial I/O board with the L138 MityDSP modul...
Rob Gillis
11:03 AM Software Development: RE: QNX
Rob,
I tried QNX 6.4 on our INDIO board a few weeks ago. I need to try it again with the 6.5 changes to make sure ...
John Pruitt

10/31/2010

05:27 PM Software Development: RE: Timers and interrupt
Hey Mike,
Thanks for the feedback. I will discuss your ideas with my hardware partner. Could you send me a link ab...
Simon Therriault
04:21 PM Software Development: RE: Timers and interrupt
Well,
I suspect you will need to write driver code to meet your 20 usec timing block. IMHO (and I'm not an expert...
Michael Williamson
02:08 PM Software Development: RE: Timers and interrupt
any thoughts...? Simon Therriault

10/28/2010

03:07 PM Software Development: RE: QNX
Mike,
Thanks for the quick response. Monday is Ok, I'll get the QNX development environment installed in the mean...
Rob Gillis
02:59 PM Software Development: RE: QNX
Hi Mr. Gillis,
We do have a QNX port and a BSP package, but we haven't migrated it to our external support site ye...
Michael Williamson
02:23 PM Software Development: QNX
Hello,
I am trying to evaluate QNX for our MityDSP-L138, and the apps engineer indicated that there is a custom BS...
Rob Gillis

10/26/2010

07:28 PM Software Development: RE: Timers and interrupt
Hey Mike,
Thanks for the info.
Here is what I need to do.
I have 4 different work blocks doing some stuff an...
Simon Therriault
03:55 PM Software Development: RE: Timers and interrupt
Hi Simon,
The architecture used for these processors is the "davinci" architecture. The information you want to l...
Michael Williamson

10/25/2010

10:00 PM Software Development: Timers and interrupt
Hey,
I would like to be able to setup the hardware timers of the AM1808 inside the OMAP so one of my function os c...
Simon Therriault
01:48 PM Software Development: RE: Loading a New Kernal
Is the UBL the same as a kernal? Our software guys sent me a file they called the kernal and told me to replace the ... John Mladenik
01:39 PM Software Development: RE: Loading a New Kernal
John
I will get a new wiki page started for this, but for now...
Updating Software Images on the MityDSP-L138¶
...
Tim Iskander
01:29 PM Software Development: Loading a New Kernal
Sorry if this is redundant but my software guys are not available today and I am stuck. I need to load the Cianna ke... John Mladenik

10/23/2010

07:21 PM Software Development: RE: ARM peripherals
Hey Mike,
I'm not sure I follow you when you say to check out the linux source code to see which drivers are alrea...
Simon Therriault
06:35 PM Software Development: RE: ARM peripherals
Well,
There are two paths for hardware access. Many of the devices (LCD, some SPI, uarts, etc.) have correspondin...
Michael Williamson
06:26 PM Software Development: ARM peripherals
Hi,
I got my setup working now... I can debug a hello world application, trace in it using gdbserver etc... Now, I...
Simon Therriault
02:09 PM Software Development: RE: Getting started
Hi again
Is there a release note somewhere about the Release 2010-10-12? I think the VirtualBox image I had on m...
Simon Therriault
01:17 PM Software Development: RE: Getting started
Hi Simon,
Yes, you are right, you probably won't need CCS or the Emulator (except, perhaps for the PRU...).
The...
Michael Williamson
10:42 AM Software Development: RE: Getting started
Hi Mike,
Thanks for your fast reply!
For my project, I will probably only use the ARM side. In fact, I wanted a...
Simon Therriault
09:35 AM Software Development: RE: Getting started
Hi Simon,
For software development, there are really two distinct development paths / tools. One is for the ARM, ...
Michael Williamson
08:46 AM Software Development: Getting started
Hey everyone,
I just received my MityDSP-L138 and I'm kinda lost about where to start with it. Is there some docum...
Simon Therriault

10/22/2010

01:39 PM Software Development: RE: Audio help needed
This helps point the way. I'll let you know when I have additional questions.
Looks like I should check out both t...
William Fisher
08:02 AM Software Development: RE: Audio help needed
The MityDSP-L138 (really, the OMAP-L138 or AM1808) uses (primarily) the McASP to support audio. McASP drivers are in... Michael Williamson
12:37 AM Software Development: RE: Audio help needed
We're at the point where we are now developing audio code for our app. What is the status of the audio drivers for th... William Fisher

10/19/2010

08:52 PM Software Development: RE: LCD/Display questions
We are looking at the user space solution. My hardware person says I'm wrong, he has attached the device I need to ac... Dennis Volper
08:22 PM Software Development: RE: LCD/Display questions
On the current industrial I/O kernel configuration, SPI0 is disabled as pins associated with it are used for the MII ... Michael Williamson
08:02 PM Software Development: RE: LCD/Display questions
I need to access spi0. It appears something related to it is compiled into the kernel (devices-da8xx.c/.o). But I don... Dennis Volper

10/16/2010

07:31 PM Software Development: RE: LCD/Display questions
Great. Sounds like for our purposes we probably don't need these commands, since we're connecting the LCD through the... William Fisher
10:49 AM Software Development: RE: LCD/Display questions
The "TFP410":http://focus.ti.com/docs/prod/folders/print/tfp410.html DVI interface chip is located at address 0x38 on... Michael Williamson

10/15/2010

09:25 PM Software Development: RE: LCD/Display questions
In the wiki entry on setting up the LCD, the i2cset command was used to set a couple addresses in chip 0x38. Did that... Dennis Volper
02:47 PM Software Development: RE: Boot failure
That worked. We are up and running.
A little search of the kernel source tree shows that in arch/arm/configs most of...
Dennis Volper
01:52 PM Software Development: RE: Boot failure
Hi Dennis,
It looks like the bootargs environment variable in u-Boot has become corrupted.
At the u-Boot prompt...
Michael Williamson
01:39 PM Software Development: RE: Boot failure
Script started on Fri 15 Oct 2010 10:26:41 AM PDT
cianna@ubuntudv:~$ kermit
C-Kermit 8.0.211, 10 Apr 2004, for Linu...
Dennis Volper
07:35 AM Software Development: RE: Boot failure
Hi Dennis,
Please send me (or post) a dump of your terminal with the following:
# Stop in u-Boot and do a "prin...
Michael Williamson

10/14/2010

10:04 PM Software Development: Boot failure
I've inherited a board that got bricked. I'm having boot problems. The kernel loads, but gets an error: it can't moun... Dennis Volper
03:30 PM Software Development: RE: LCD/Display questions
Thanks. This is the first of the steps we needed to understand.
I don't think we'll need help with the hardware it...
William Fisher
03:06 PM Software Development: RE: LCD/Display questions
Hi all,
If you have designed your own hardware using a new LCD, I'm afraid you're going to be on your own to get i...
Michael Williamson
02:49 PM Software Development: RE: LCD/Display questions
We're in need of some information on this item because our primary assignment now is to implement our LCD functionali... William Fisher
 

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