Project

General

Profile

Activity

From 09/24/2010 to 10/23/2010

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

10/12/2010

07:08 PM Software Development: RE: LCD/Display questions
Related Notes: just so you know, we have an FPGA binary which supports our new LCD panel, and it maps the memory for ... William Fisher
06:39 PM Software Development: RE: LCD/Display questions
The wiki lists vga_640x480 and Sharp_LQ035Q7DH06 as Displays that are known. The new version of the board we have bee... Dennis Volper

10/01/2010

11:00 AM FPGA Development: RE: TLK100 Ethernet
Mike,
FYI It was the bias resistor. There was a type in the BOM and a 49.9K was installed instead of a 4.99K. ...
John Mladenik

09/27/2010

04:24 PM FPGA Development: RE: TLK100 Ethernet
Mike
Just to be sure can you tell me how you pinned out the PCB footprint. Does it match this picture looking fr...
John Mladenik
03:57 PM FPGA Development: RE: TLK100 Ethernet

Mike,
After talking this out with our software guy we are convinced its as your said,one of two things. The con...
John Mladenik
03:49 PM FPGA Development: RE: TLK100 Ethernet
Power up the unit in your board. Stop at u_boot and type:... Michael Williamson
02:05 PM FPGA Development: RE: TLK100 Ethernet
The JTAG R's and connector are not installed.
I have the ethernet connected to my home switch.
I set the ...
John Mladenik
01:55 PM FPGA Development: RE: TLK100 Ethernet
Hi John,
It looks like the OMAP MII interface is not making it to your network. The 169.254.X.X network means tha...
Michael Williamson
01:12 PM FPGA Development: RE: TLK100 Ethernet
Here is the ip addrs when plugged into the Critial Link and IT WORKS
Critical Link dev IT WORKS
root@mityomapl138:~...
John Mladenik
12:26 PM FPGA Development: RE: TLK100 Ethernet
I didn't write them down I just typed them when he told me to. This was in u-boot. Once I typed them in I could pi... John Mladenik
07:31 AM FPGA Development: RE: TLK100 Ethernet
What were the software commands? If they involved setting the peripheral configuration in u-Boot, then they only nee... Michael Williamson

09/26/2010

11:13 PM FPGA Development: RE: TLK100 Ethernet
Does the Ethernet on the MityDSP need to be initialized for each new TLK100 it gets plugged into? This one was init... John Mladenik

09/25/2010

02:27 PM Software Development: RE: Clean Shutdown
I think the most important thing is to mount the root filesystem and any filesystem you have your executable on with ... Michael Williamson

09/24/2010

08:34 PM FPGA Development: RE: TLK100 Ethernet
hey would it be possible that we talk on the phone?
858-254-0008
John Mladenik
08:20 PM FPGA Development: RE: TLK100 Ethernet
That message is OK. You can set up ethernet to use MII or RMII (but not both, and you're using MII).
It looks lik...
Michael Williamson
08:06 PM FPGA Development: RE: TLK100 Ethernet
I saw this among the test
EMAC: MII PHY configured, RMII PHY will not be functional
I attached the whole text
John Mladenik
07:50 PM FPGA Development: RE: TLK100 Ethernet
Can you dump out the text from the boot sequence? Does the u-Boot locate the PHY (via the MDIO scan)?
-Mike
Michael Williamson
07:42 PM FPGA Development: RE: TLK100 Ethernet
OK I made all the changes and it still does not work. I now think there are only two difference between out circuits... John Mladenik
03:39 PM Software Development: Clean Shutdown
How do you recommend we handle shutdown of our embedded device in order to ensure the consistency of the Linux file s... William Fisher
12:02 PM Software Development: RE: LCD/Display questions
We were able to get the LCD going with no problem, BTW. We'll be using it for our demo next week.
Thanks for the h...
William Fisher
 

Also available in: Atom

Go to top
Add picture from clipboard (Maximum size: 1 GB)