Activity
From 11/07/2012 to 12/06/2012
12/06/2012
- 01:51 PM Software Development: RE: Linux DaVinci Video Port Interface (VPIF)
- My OMAP-L138 VPIF issue has been resolved! There was a conflict with PINMUX16 and PINMUX17 control register settings...
- 12:25 PM Software Development: RE: Extremely slow root file system
- Thanks Mike for answer.
I forwarded your last comment to our HW engineer.
Chances are I will not get other que... - 09:23 AM Software Development: RE: Extremely slow root file system
- The approach by your HW designer is fine.
Tri-stating the unused lines that are connected to the EMIFA and IRQ l... - 09:13 AM Software Development: RE: Extremely slow root file system
- Mike,
The unused I/O pins in our FPGA design seems to be the culprit.
Here a comment from our hardware engineer...
12/05/2012
- 03:22 PM Software Development: RE: Extremely slow root file system
- Please make sure that any unused IO pins on your FPGA design are "floating" and not "pulled-down" in the bitstream ge...
- Hardware configuration: Industrial IO board + L138-DI-225-RI
We have a FPGA application that transmit data to DSP ... - 10:49 AM FPGA Development: RE: I2C issues on SLX45
- I dropped the drive strength to 6 on the SCL and SDA lines and it makes a slight difference - not so much ground boun...
- 07:20 AM FPGA Development: RE: I2C issues on SLX45
- (Busy writing reports instead of doing the work the reports are about!)
For drive strength I was using the Xilinx ...
12/04/2012
- 11:29 AM Software Development: RE: Linux DaVinci Video Port Interface (VPIF)
- Hi Terrence,
Sorry for the confusion. The linux kernels 2.6.X tracked TI's Platform Support Package releases from... - 09:55 AM Software Development: RE: Linux DaVinci Video Port Interface (VPIF)
- I am currently using MDK_2011-12-05 DaVinici Linux kernel to support VPIF on a OMAP-L138F SoM platform. I attempted ...
- I need to setup a VPIF interface (ala V4L2) using a Mity OMAP-L138F SoM platform running DaVinci Linux to support, BT...
- 07:12 AM FPGA Development: RE: I2C issues on SLX45
- Hi Conor,
What are you using for drive strength on the FPGA? You might be able to lower the drive strength if the... - 05:50 AM FPGA Development: RE: I2C issues on SLX45
- Hi again. It looks like the fpga is doing the right thing but the rise times are just too slow. Er. I guess that's my...
12/03/2012
- 10:26 AM FPGA Development: RE: I2C issues on SLX45
- Oh and 5K pull ups are to 3.3V on pin J701.38. SDA/SCL read 3.3V, at least on power on they do...
- 10:14 AM FPGA Development: RE: I2C issues on SLX45
- Thanks Mike. Sure it was evident the generics shouldn't be there and if they are it won't synthesise so it's not much...
- 07:14 AM FPGA Development: RE: I2C issues on SLX45
- Hello Conor,
For the I2C, you are correct, the generics in the TOP were a carry over from a previous port -- shoul... - Just one or two questions on the I2C ngc module. The industrialio_top.vhd example code uses a generic map to set cloc...
- 08:31 AM Software Development: RE: Using RAM as temporary storage
- The 128 MB of Memory is total system memory. Some of it is used for the kernel and application space, but typically ...
- 04:23 AM FPGA Development: RE: Pinout on L138-FG-225-RC
- Thank you Mike!
Another question: I see that you provide Bank 0 and Bank 1 of the FPGA on the SO-DIMM socket.
Am ...
12/02/2012
- 02:59 PM FPGA Development: RE: Pinout on L138-FG-225-RC
- Hi Michele,
There is no issue if you are using 6SLX16 FPGAs in any module configuration.
This only a problem wi... - 02:53 PM FPGA Development: RE: Pinout on L138-FG-225-RC
- Hello Tom,
the issue is (or was) on the datasheet of the SOM MityDSP
http://www.mitydsp.com/images/upload/File/... - 02:24 PM FPGA Development: RE: Pinout on L138-FG-225-RC
- Michele -
Can I ask for a reminder of what that issue is or a pointer to a forum post? I'm unable to locate it at... - Hello All,
to be sure about the pinout of the SOM L138-FG-225-RC using the FPGA 6SLX16 , I ask if you fixed the issu...
11/30/2012
- Posting on behalf of a customer:
Customer wants to store data to the SD card but believes they will be bursting mo...
11/29/2012
- 05:34 PM FPGA Development: RE: Xilinx design suite 14.2 and MDK_2012-08-10
- I found the solution!:)
- We've been using an OMAP-L138F SOM that has exhibited no problems until we re-flashed the section containing FPGA bin...
- 11:16 AM Software Development: RE: Cannot Toggle GPIO pin
- Thanks for your speedy reply. I'm using 3.2 from the 2012-08-10 MDK.
- 11:14 AM Software Development: RE: Cannot Toggle GPIO pin
- Hi Spencer,
The issue is that the MCASP (see baseboard-industrialio.c) setup is configuring that pin to be in AFSR... - 11:04 AM Software Development: RE: Cannot Toggle GPIO pin
- Some funky formatting happened with the gpio name. Just for clarification its GPIO 0_13.
- I'm running a MitydspL138 on the Industrial IO board, and I'm trying to set GPIO[0]_13 via echoing directions and val...
- 09:39 AM Software Development: RE: Problems building a rootfile system
- Mike,
You are right - it was a config problem. By comparing the config you attached with the default "industial io...
11/28/2012
- 01:51 PM Software Development: RE: Problems building a rootfile system
- Thanks for the information.
We have at least one active customer using the 3.2 kernel on an Industrial-IO board wi... - 05:30 AM Software Development: RE: Problems building a rootfile system
- Hi,
Mike, thanks for your clarification.
I have two sata disks, one SSD which is sata-II (3.0gb) and one old m...
11/27/2012
- Hi all,
I am beginner with FPGA programming and want to develop a simple project on my MityDSP-l138F, involving only... - 10:39 AM Software Development: RE: Problems building a rootfile system
- Hello,
I'm fairly certain that TI submitted the ahci-ti.c stuff originally in their PSP into the mainline and it g... - 09:38 AM Software Development: RE: Problems building a rootfile system
- Hi,
Just compared the drivers/ata for kernel version 2.6.34 and 3.2. It seems obvious that the 3.2 branch is lacki...
11/26/2012
- 05:17 PM Software Development: RE: helloworld dsplink example
- Do not get a chance to exit the application.
here is the log:
root@mityomapl138:/#
root@mityomapl138:/#
roo... - 02:49 PM Software Development: Building openembedded-core from scratch : MityDSP overlay breaks meta-toolchain-qte
- Hi,
Is there a fix yet for the broken build system?
Would it not be possible to move the open parts to a publi...
11/25/2012
- 02:34 PM Software Development: RE: GPIO Interrupt: request_irq() returning error: EINVAL
- Hi Mike,
You were correct - I had failed to use the gpio_to_irq() function.
It all works sweet now!
Thanks for you...
11/24/2012
- 07:59 PM Software Development: RE: helloworld dsplink example
- Are you exiting the application by hitting 'q'?
-Mike
- in Helloworld dsp link example, get follwing aserts! why?
root@mityomapl138:/# ./HellWorldARM HellWorldDSP.out
Lo... - 03:46 PM Software Development: RE: dsplinkk.ko compatibility
- There should be a dsplinkk.ko file in the /lib/modules/3.2.0/ directory in the reference filesystems. See http://sup...
11/23/2012
- The MityDSP board has installed Linux kernel v 3.2.0. This was required for compatibilty with g_ether.ko driver for e...
11/22/2012
- 09:02 AM Software Development: RE: Problems building a rootfile system
- Hello,
We've actually seen this issue on both kernels, and in general have traced the issue back to an Errata on t... - 03:35 AM Software Development: RE: Problems building a rootfile system
- Hello,
I have decided to use the Yocto framework for building my rootfs. Together with the 3.2 kernel compiled fro... - 08:43 AM Software Development: RE: GPIO Interrupt: request_irq() returning error: EINVAL
- I am assuming you are writing kernel code or a kernel module?
Can you send a snippet of the code?
The GPIO inte...
11/20/2012
- Hi,
I have attempted to configure a digital io, from bank0, as an interrupt, using the AINTC. However, when I attemp... - 05:57 PM Software Development: RE: Quick check of TLK100 ethernet PHY with U-boot
- Hi Emmett,
Can you do a "config" command on both modules and confirm that the "EMAC configuration":http://support.... - 04:54 PM Software Development: RE: Quick check of TLK100 ethernet PHY with U-boot
- We have 2 AM1808F SOM boards.
We realized that with the newer one, U-Boot does detect the TLK100PHP PHY.
The older ... - 05:52 PM Software Development: RE: Mity DSP-L138 Development board - 3 UARTS needed for final design?
- I am assuming you are not using a MityDSP-L138F (with FPGA), right? If you do, I would simply put a UART into the FP...
11/19/2012
- 11:05 AM Software Development: RE: Power management in Linux on MityDSP-l138F
- Hello,
We have been able to put the L-138 into DEEPSLEEP mode (using the RTC to wake up the device). This was tes...
11/16/2012
- I would like to verify communication with the TLK100PHP ethernet PHY using U-boot.
I have the identical circuit on m... - Hi all,
I would like to know whether there has been any effort to put the L-138 in DEEPSLEEP.
In that case I would...
11/15/2012
- We are currently using your Mity DSP-L138 development board for software development until our own mother board is re...
11/13/2012
- 08:09 PM Software Development: RE: Ethernet over usb
- Need help with the Linux kernel:
Generated the usb gadget, but cannot install it.
mitydsp@mitydsp-dev:~/workspace...
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... - I am working with a MityDSP L138 on a custom baseboard, and am having trouble figuring out how to modify the pinmux s...
- 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... - 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...
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...
- 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...
- 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.... - 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...
- 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...
- 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... - 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 ... - I would like to build my own rootfile system for the mityarm 1808 dev kit. So far I have only succeeded with builds f...
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...
- 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 ... - Hi,
I'm using a MityDSP-L138F board (L138-FI-225-RC). I'm porting an existing C6748-based DSP project, that gets i...
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