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2 Replies and 2411 Views
I2C latency on the Torpedo Wireless and Linux 2411 2
Started by Deleted User
Hello,
I have connected battery gauge on the i2c-2 bus of the Torpedo Wireless. I am able to read gauge registers from application with read/write to file or from console with i2cget command, but sometimes I got some kernel warnings like:
omap_device: omap_i2c.2: new worst case deactivate latency 0: 122070
user.warn kernel: &91; 420.015838&93; omap_device: omap_i2c.2: new worst case deactivate latency 0: 122070
or,
omap_device: omap_i2c.2: new worst case activate lat...
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2 |
2411 |
by Deleted User 18 Mar 2014 05:58 AM |
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3 Replies and 1790 Views
USB device swapped to the USB Host 1790 3
Started by Deleted User
Hello,
This question is similar to the my previous post http://support.logicpd.com/TDGForum...fault.aspx, but other consequences (effects) happens.
I configure Linux image to load USB Mass storage gadget, so my board will be seen as USB device. This works and I am able to transfer files over MMC card and USB, but again after some time there are some warnings from kernel
Jan 1 00:19:05 Mynd user.info kernel: &91; 1147.432952&93; Setting A idle...
Jan 1 00:19:05 My...
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3 |
1790 |
by Deleted User18 Mar 2014 05:52 AM |
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9 Replies and 2942 Views
Audio -- cannot record from MIC input 2942 9
Started by Louie Earle
Hello all,
I have a microphone connected to J1.8 (HSMIC.P) of the Torpedo Wireless SOM.
arecord -l shows the following:
**** List of CAPTURE Hardware Devices ****
card 0: omap3logic &91;omap3logic&93;, device 0: TWL4030 twl4030-hifi-0 &91;&93;
Subdevices: 1/1
Subdevice 0: subdevice 0
When I type the command arecord -d 5 -D plughw /mnt/mmcblk0/test.WAV I expect to record 5 seconds of...
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9 |
2942 |
by Louie Earle21 Feb 2014 12:01 PM |
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3 Replies and 2091 Views
OMAP-L138 - GPIO - Expansion Headers 2091 3
Started by Deleted User
Q:
Subject
Accessing GPIO
Product
OMAP-L138 SOM-M1
Software OS
Linux
Part Number
1016660
Description
Hello,
I am using your OMAP-L138 EVM board for a senior design project and I was trying to figure out if I can use the expansion headers on the board as GPIO pins. Our team was lent the board from our professor, and he seems to have misplaced the expansion board as well as the linux SD card...
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3 |
2091 |
by George Barney06 Feb 2014 01:41 AM |
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0 Replies and 1716 Views
OMAP-L138 - Uboot Environment 1716 0
Started by Deleted User
Q:
Product
OMAP-L138 SOM-M1
Software OS
Linux
Part Number
none
Description
Dear,
I've changed onto UBOOT environment variables and so, the evaluation card does'nt boot anymore with SDCard.
Could you please give me the whole of environment variable for starting into SDCard.
Thanks
A: Have you tried deleting the environment If U-Boot cannot find the environment it will pull the default one from the U...
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0 |
1716 |
05 Feb 2014 08:47 AM |
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2 Replies and 1810 Views
Slowing down the I2C bus speed 1810 2
Started by Louie Earle
Hello,
I'm using a DM3730 Torpedo Wireless SOM on a custom embedded board. I'm using the Linux BSP.
I have 2 A2D converters on the same I2C bus, and neither are detected when I run i2cdetect. Dmesg shows the following on that bus:
&91; 0.468933&93; omap_i2c omap_i2c.3: bus 3 rev4.0 at 400 kHz
The A2D converters have some level-shifting circuitry on the SCL and SDA lines, and I think it's not working properly at 400 kHz (oscope shows a signal with nothi...
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2 |
1810 |
by Louie Earle04 Feb 2014 09:40 AM |
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1 Replies and 1840 Views
DM3730 - Modify DSS DISPC Registers From Userspace 1840 1
Started by Deleted User
Q:
Product
DM3730 / AM3703 Torpedo SOM
Software OS
Linux
Part Number
1021753
Description
Hi,
We are having trouble implementing a custom display.
In short, we are trying to interface a monochrome 10bits OLED lcd. Our strategy is to use 24bits RGB but use only 2 component (8bits, 2bits - 6bits to GND, 8bits to GND.) The input signal will be mix accordingly by our camera driver, then piped to the tidisplaysin...
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1 |
1840 |
by Deleted User04 Feb 2014 09:38 AM |
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2 Replies and 1650 Views
Cannot load bootloader 1650 2
Started by Deleted User
Q: When trying to load the bootloader following the guide posted on this website. I get an error saying 'incorrect magic word'. Any suggestions
A: Please attach a full log of the terminal output here. Also which guide are you using
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2 |
1650 |
by Deleted User28 Jan 2014 05:13 PM |
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0 Replies and 1688 Views
OMAP-L138 DVSDK and the VM 1688 0
Started by Deleted User
Q: Is it possible to use Linux DVSDK with Windows.
A: Yes, if you are new to Linux, then I would suggest using the VM&91;1&93; that we have setup, which also includes DVSDK. Also, see the README&91;2&93; that goes with the VM.
Q: I received SD Card (Linux Demo) in which there is “dvsdk_omapl138-evm_04_03_00_06_setuplinux” file. I understood that this file is setting up with Ubunto 10.04 and I’m using virtual box to do it. A folder is so created which calling “ti-d...
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0 |
1688 |
28 Jan 2014 10:23 AM |
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1 Replies and 1614 Views
DM3730 CPU Frequency? 1614 1
Started by Deleted User
Q: The demo linux SD appears to limit the max cpu freq to 600MHz, although the SOM, as I understand, is rated for 1GHz max. Is it possible to set the cpu freq to 1GHz for test purposes
A: Yes, it is possible to increase the processor frequency to 1GHz, what have you tried already Have you tried the following
cpufreq-set -f 1000000
There is more information on adjusting the frequency in the Thermal Management white paper &91;1&93;.
&91;1&93; http://support.logicpd.com/Desk...
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1 |
1614 |
by Joseph Steim20 Jan 2014 01:11 PM |
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0 Replies and 1675 Views
USB Driver Support - Isochronous Transfers 1675 0
Started by Deleted User
Q:
Subject
USB Isochronous
Product
DM3730 / AM3703 Torpedo Wire
Software OS
Windows Embedded CE, Linux and Android
Part Number
SDK-DM3730-10-256512R
Description
Does the SDK USB driver support Isochronous mode.
I am interested in using it for USB audio.
Same question for Android and Linux.
A: WinCE is not supported on the Torpedo Wireless which you have indicated, but I notice...
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0 |
1675 |
09 Jan 2014 04:12 PM |
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0 Replies and 1612 Views
Changing the toolchain from the default 1612 0
Started by Deleted User
Q: I have succesfully compiled this lib for another platform with gnu toolchain v4.4.
But, wth the toolchain of SOM_LV, I get the following error:
libtool: link: arm-none-linux-gnueabi-g -W -Wall -Wpointer-arith -g -O2 -pipe -O3 -I. -I.. -o .libs/agent agent-agent_impl.o agent-main.o agent-snmp_agent.o ../../ASNMP/asnmp/.libs/libasnmp.a ../../ace/.libs/libACE.so -lrt -lpthread -ldl -Wl,-rpath -Wl,/home/mguler/workspace/lib/trunk/ace/ACE_wrappers-6.0.3-SOM_LV-release-shared/lib
/home/...
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0 |
1612 |
03 Jan 2014 12:15 PM |
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0 Replies and 2178 Views
Leopard LI-3M02 daughter board with a Aptina MT9T112 camera sensor 2178 0
Started by Deleted User
Q: I am using the Leopard LI-3M02 daughter board with a Aptina MT9T112 camera sensor. The linux kernel has a driver for this camera. How does one set this driver up to use this camera on the Camera Port This must be a linux driver configuration, right
A: The support for that sensor is untested. Currently, we test with CONFIG_VIDEO_MT9P031 enabled. We use the Leopard Imaging LI-5M04 &91;1&93; daughter card to test the video drivers. We have provided instructions for this use case...
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0 |
2178 |
30 Dec 2013 12:51 PM |
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0 Replies and 1452 Views
What do I need to do to get u-boot on these devices? 1452 0
Started by Deleted User
Q: I have a tool flow that uses u-boot to flash and program the DM3730 torpedo wireless SOM.
The devices that I purchased from Digikey boot to the losh prompt.
What do I need to do to get u-boot on these devices I tried to follow Application Note 460 but I can find x-load.bin.ift. When I load u-boot (step 3.2) I cant get beyond the 3.2.3. When I run exec it comes back with the losh prompt.
Where and how do I reflash these devices to a u-boot prompt
A: That application note applies to O...
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0 |
1452 |
10 Dec 2013 11:57 AM |
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13 Replies and 2740 Views
Booting with Static IP 2740 13
Started by Deleted User
Q: How do I configure my system to boot with a static IP
A: Sections 4.5.1.2 and 4.5.1.3 cover this topic. In short this is how you can configure your system with a static IP
setenv otherbootargs ${otherbootargs} ip=ip-address::gateway-address:netmask:::
saveenv
reset
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13 |
2740 |
by Servo R.25 Nov 2013 02:01 PM |
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1 Replies and 1701 Views
Default Clock of ARM and DSP Cores in Linux BSP 1701 1
Started by Deleted User
Q:
With LogicPD Linux BSP version 2.4-2, what is the default clock speed of the ARM core and DSP core setup to
How do you change to clock setting
A: This is documented in the Thermal Management white paper &91;1&93;. To see the current CPU frequency you can use cpufreq-info.
DM-37x cpufreq-info
cpufrequtils 005: cpufreq-info (C) Dominik Brodowski 2004-2006
Report errors and bugs to cpufreqvger.kernel.org, please.
analyzing CPU 0:
driver: omap
CPUs which need to...
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1 |
1701 |
by Deleted User15 Nov 2013 09:47 AM |
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2 Replies and 1705 Views
Issues in network configuration 1705 2
Started by Deleted User
Dear all,
I would like to report two troubles that I've found in BSP 2.4, all related to configuration:
1 - The file name of the configuration file defined in /etc/rc.d/init.d/network script is invalid. The problem appears when the network script is executed from a terminal, that the script is not able to read the configuration and aborts its execution:
DM-37x /etc/rc.d/init.d/network start
/etc/rc.d/init.d/network: line 13: /etc/rc.d/init.d/rc.conf: No such file or directory
2 - I...
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2 |
1705 |
by Deleted User13 Nov 2013 04:26 PM |
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2 Replies and 1779 Views
QT with SGX drivers 1779 2
Started by Deleted User
Dear all, I would like to use Qt with GFX drivers (opengles and powervr drivers). I've compiled successfully the GFX drivers and the samples executes OK, but the integration of Qt with GFX (opengl) fails. I've tested many procedures from TI, but all of them have failed. Do you know how integrate Qt with GFX drivers any suggestion Joaquim Duran
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2 |
1779 |
by Deleted User12 Nov 2013 03:57 PM |
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1 |
1976 |
by Deleted User07 Nov 2013 03:07 PM |
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1 Replies and 1685 Views
OMAP-L138 CCS Binaries on Linux 1685 1
Started by Deleted User
Hi, I'm trying to use the character LCD and LED's on the EVM. I see there is a BSL package with source files, however these appear to require code composer studio. Will CCS produce binaries that can run on the embedded Linux
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1 |
1685 |
by Deleted User01 Nov 2013 10:35 AM |