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From 01/27/2014 to 02/25/2014

02/25/2014

07:34 AM Software Development: RE: I2C Bus
Thanks for the swift response. That is exactly the info I've been looking for.
I have attached some waveforms. The...
Ed Smith
06:59 AM Software Development: RE: I2C Bus
The PMIC is TPS65023RSBT. The PROM is 24AA02-I/MS. Pins 1, 2, and 3, of the PROM are no-connects.
The I2C0_SCL a...
Michael Williamson
06:24 AM Software Development: RE: I2C Bus
I'm working with Bruce on this issue. It would be really helpful to have the part numbers of the other devices, parti... Ed Smith
07:02 AM Software Development: RE: DSP- EDMA Transmission problem
Is the first DMA completing before calling the second?
Michael Williamson
05:04 AM Software Development: RE: DSP- EDMA Transmission problem
Hello again,
It appears that now the different problem occurs. When the DMA transmission is invoked twice or thrice,...
Rafał Krawczyk

02/24/2014

07:38 AM Software Development: RE: DSP- EDMA Transmission problem
Excellent! Glad it is now working!
Dave
David Rice
07:15 AM Software Development: RE: DSP- EDMA Transmission problem
Hello David,
Sorry for the latency-I corrected the code due to your suggestions and it worked- thank you.
Best Regards
Rafał Krawczyk

02/23/2014

08:08 AM Software Development: EMIF Clock in U-Boot
Hej hej,
I would like to change the EMIF-Clock from 100 MHz to 25 MHz for a MityDSP L138-Module. I searched the u-...
Benedikt K.

02/19/2014

08:15 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
We leave it at 300 Mhz Marc Postema
08:08 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
When you boot linux, are you changing the CPU OPP to 456 MHz or leaving it at 300 MHz? Michael Williamson
08:03 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hello,
Yes we have adjusted the bus master priority of uPP, but did not see any great improvements (strangely).
...
Marc Postema
07:42 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Did you check / adjust your UPP Bus master priorities? Michael Williamson
07:33 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hello,
Just a quick update. When we do not boot into linux (just uboot) we do not see
these errors.
So booting...
Marc Postema

02/18/2014

08:50 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hi Marc,
Here are a couple of other things to consider:
# In the past we've had throughput problems with TI's ...
Gregory Gluszek
08:22 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
You might raise the priority up a bit (try 0 or 1). If the transfers are small, then it should be OK to give it prio... Michael Williamson
08:04 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hello,
Here are some answers to the questions:
* Are you trying to run continuous transfers?
- We do not r...
Marc Postema
07:17 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hi Marc,
Are you trying to run continuous transfers?
At 75 Mhz, you should be running a buffer rep rate of 64 /...
Michael Williamson
02:55 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hello,
Here are some answers to the questions:
* Are you using the Critical Link MDK drivers? If so, what versi...
Marc Postema
07:22 AM Software Development: RE: I2C Bus
Hi Bruce,
I believe that the I2C addresses for I2C0 are described in the "Carrier Board Design Guide":http://www.c...
Michael Williamson
06:05 AM Software Development: I2C Bus
We are currently investigating a problem accessing the I2C0 bus.
My initial enquiry is to find out what devices ...
Bruce Kenny

02/17/2014

09:25 AM Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hi Marc,
If you are following the uPP design guidelines, then perhaps this is a true underflow or overflow condit...
Gregory Gluszek
06:05 AM Software Development: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
Hello,
We use the MityDSP-L138F and between DSP and FPGA we use UPP communication but transmit (channel A) is givi...
Marc Postema

02/10/2014

02:57 PM Software Development: RE: "Using TI C64x+ IMGLIB on OMAPL138F"
Hello Naveen,
As you stated, the vision_framework demo uses the IMG_sobel_3x3_16(), which you can use to understan...
Bob Duke
09:20 AM Software Development: RE: How to reserve EDMA for DSP
I tried modifying device-da8xx.c as describe above, but the boot process hung. Here's the relevant part of the log:
...
Mary Frantz

02/06/2014

03:21 PM Software Development: RE: How to reserve EDMA for DSP
Mary,
I think you can disable the dma usage of the spi driver. I am using the following resource declaration for ...
Jonathan Cormier
11:03 AM Software Development: RE: How to reserve EDMA for DSP
In researching this I found what looks like a similar problem:
http://e2e.ti.com/support/dsp/omap_applications_pro...
Mary Frantz
03:06 PM Software Development: Build Error when using Yocto
I am attempting to run this command to compile the kernel:
bitbake virtual/bootloader
And get the following err...
Julio Liriano

02/05/2014

11:04 AM FPGA Development: I2C SMBus development
Hi All,
I can see here (http://support.criticallink.com/rm_embedded/dsp-products/MDK_DOCS/2.11/core/class_mity_d_s...
Angelos Spanos
11:01 AM Software Development: RE: Latest stable linux build for MityARM-1808/F
Thanks Mike,
That did the works for me.
Cheers,
Angelos
Angelos Spanos
06:49 AM Software Development: RE: USB-OTG as a peripheral and a host
Hello Jonathan and Mike,
Thank you for your quick replies.
@Mike
Thank you for your suggestion. I could use it...
Preejith S P
05:05 AM Software Development: "Regarding MitydspL138F Vision development kit"
Hi,
We have received your Vision Development Kit from Digikey distributor this week. As per your VDK manual we int...
Naveen K.S

02/04/2014

01:50 PM Software Development: RE: Accessing SPI1 bus
Mary,
You can search the kernel source for the messages by using grep. For example I might search for the string ...
Jonathan Cormier
01:18 PM Software Development: RE: Accessing SPI1 bus
I have successfully added the SPIDEV support to the kernel and can communicate over the bus now.
I occasionally se...
Mary Frantz
01:07 PM Software Development: How to reserve EDMA for DSP
I am having an ARM/DSP conflict. The DSP is primarily reading data from the McBSP and transferring the data to a cir... Mary Frantz
12:39 PM Software Development: RE: Latest stable linux build for MityARM-1808/F
In the "file tab":https://support.criticallink.com/redmine/projects/arm9-platforms/files there are MDK downloads (.ru... Michael Williamson
12:35 PM Software Development: Latest stable linux build for MityARM-1808/F
Hi All,
Could you please tell me what is the Latest stable linux build for MityARM-1808/F? Could you also provide ...
Angelos Spanos
08:53 AM Software Development: RE: USB-OTG as a peripheral and a host
Probably the best solution would be to load in the USB OTG file storage gadget. This will make the L138 look like a ... Michael Williamson
08:33 AM Software Development: RE: USB-OTG as a peripheral and a host
Unfortunately I don't have any experience with interfacing with Android phones. If your Android phone supports rndis... Jonathan Cormier
05:14 AM Software Development: RE: USB-OTG as a peripheral and a host
Hello,
I have used RNDIS and have been able to transfer data.
However, I would also like to know how to use eithe...
Preejith S P

02/03/2014

11:43 AM Software Development: multicast routing on mity board
Hi,
I need to set up multicast routing between two interfaces on the mity board running Angstrom linux 2.6.34
...
stephan berner

01/31/2014

05:14 AM Software Development: RE: "Regarding handling UART on MitydspL138F(OMAPL138)"
Hi,
We are trying to interface Second UART (J504 as you mentioned) with Atmel AtXmega Controller so that upon rece...
Naveen K.S

01/30/2014

02:22 PM Software Development: RE: "Regarding handling UART on MitydspL138F(OMAPL138)"
Naveen,
The first UART is used for the debug/console port, UART1.
You would like to use the second UART in your...
Alexander Block
01:17 PM Software Development: RE: "Reagrding spi NOR flash memory updating"
Naveen,
I'm assuming that the question here is how would you get the updated Kernel from your host PC onto the Mit...
Alexander Block
 

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