Activity
From 04/05/2013 to 05/04/2013
05/04/2013
- 09:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: ethernet over USB don't work
- I think you are using the wrong approach to do this. The RNDIS driver (g_ether.ko) is to allow IP over USB and is a ...
05/03/2013
- Hi,
I'm using MityARM-1808 with my own carrier board.
It has a hi-speed USB 2.0 to ethernet controller(smsc7500) co...
05/02/2013
- 09:55 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Verilog codes for MityDSP-L138F
- You can use verilog, the Xilinx tools support it. However, all of our refernece code is in VHDL.
It may be possib... - Hello,
I am a beginner with FPGA programming and MityDSP-L138F. I know the board currently uses VHDL. Can I write ...
05/01/2013
- 03:52 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Pin Mux on AM3359
- Thanks Tim I think I am on the right track now.
I made the following changes in baseboard-mityarm335x-edvkit.c:
<... - 11:36 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: u-boot question
- Thanks Tim,
That would do it.
John C. - 11:34 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: u-boot question
- John
That ID string is actually being printed by the MLO, not u-boot.
You'll need to reflash the MLO to see the cha... - Hi,
We have the older MITYARM 335x modules with the DDR2 and have done minor tweaking to u-boot (as in adding u...
04/30/2013
- 05:28 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Linux Can't Detect Module NAND on Custom Carrier
- Thats great news... I'll tuck that bit of info away for later!
cheers
/Tim - 04:58 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Linux Can't Detect Module NAND on Custom Carrier
- We got to the bottom of this. We had some pullups on some of the higher order SYSCONFIG bits, setting boot clock to ...
- 01:43 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Linux Can't Detect Module NAND on Custom Carrier
- Tim,
Thanks. I've checked the pinmux settings and could find nothing that struck me as incorrect. We are using t... - 07:08 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Linux Can't Detect Module NAND on Custom Carrier
- Mike,
Check the pinmux settings and connections for the rest of the GPMC signals. I would think if there was an elec... - 12:32 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Pin Mux on AM3359
- Brian
On the AM335X based SOM's the linux kernel (assuming you are using linux) will need to configure all of the pi... - I am working with a AM3359 dev kit and need to get UART 1 and 2 working. As I understand they are configured for CAN...
- 07:30 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: OFFSET constraint never passes timing
- Did not receive it.
04/29/2013
- Hello,
We are having a odd problem with a custom carrier, and wondering if anyone has come across a similar situat... - 05:17 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: OFFSET constraint never passes timing
- I tried:
-shreg_extract = checked
-shreg_min_size = 5
No difference.
There is a DCM on i_ema_clk already.
Shou... - 04:28 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: OFFSET constraint never passes timing
- If you have it disabled, then it won't happen. Try leaving it enabled and seeting min size to 5.
The other thing ... - 11:55 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: OFFSET constraint never passes timing
- Thanks Mike,
In Synthesis Properties, HDL Options, I have:
-shreg_extract = unchecked
-shreg_min_size = 3
I see... - 10:46 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: OFFSET constraint never passes timing
- Sorry about the -3 vs -2 issue. We will correct that on our next release. However, several designs have been valida...
- 09:56 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: OFFSET constraint never passes timing
- The paths that are failing are from the pads to the EMIF module, I don't have any code connecting there.
Also, the... - 10:20 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: MityArm u-booting from SPI flash
- Mike,
I should also mention that on TI's wiki page (at the bottom) they mention that when you do build uboot fo...
04/26/2013
- 03:58 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Just a pre-weekend update...
We had to switch from the TI PSP u-boot to the mainline u-boot, which is what has kept ... - 10:35 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: MityArm u-booting from SPI flash
- Hey Mike,
Our SPI flash is external (on our base card on SPI bus 0), so there should not be an issue boo... - 10:18 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: MityArm u-booting from SPI flash
- Just to confirm,
You are using a MityARM-335X, right?
Are you trying to use the on-board SPI, or an external SP... - Hi,
I know we had asked about this previously but was hoping to get a little help with the flags and config f...
04/24/2013
- 01:16 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Mike
unfortunately, that was just a secondary issue. Currently there is no support for the 4K page size NAND in any ... - 12:03 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Tim,
Thanks. Does this resolve the issue, or do you still need to modify ECC on the MLO? - 07:31 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Mike
I discovered this same issue yesterday. The mtdparts in the kernel where set up for the 256MB part and not upda... - 12:07 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: 1GHz AM335x
- Hi Mark -
The revision "A" silicon from TI refers to silicon revision 2.0. The current revisions use the revision ...
04/23/2013
- 10:53 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Out of idle curiosity, I ran mtdinfo on both boards:
For the 256MB:
mtd1
Name: SPL
Ty... - 04:14 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: 1GHz AM335x
- Hi -Mike- Mark (sorry),
Couple of comments.
* The PMIC should support the higher current (specs range from 1A m... - TI added 800 MHz and 1 GHz operating points in the latest data sheet for Rev A or newer AM335x processors along with ...
- 01:55 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: OFFSET constraint never passes timing
- Hi,
Two things.
1) You don't need the OFFSET=OUT spec with our IP. It turns out there is an extra clock in the... - 01:38 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA mount point
- You can also run "udevadm monitor" to watch for udev activity.
- 01:29 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA mount point
- Scott,
I'm not sure whats going on. I can't explain why one would work as expected and the other doesn't. Its po... - 11:44 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA mount point
- the mmc card does not affect the mounting. It behaves the same way with or without it. I don't know if there are an...
- 11:39 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA mount point
- Just as a curiousity, have you tried to see if adding/removing the mmc card affects how the sata drive mounts. Its t...
- 11:35 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA mount point
- i am uploading 4 files both my /etc/fstab and the output of fdisk. This is from 2 different systems with different S...
- 11:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA mount point
- Scott,
Could you attach your fstab for both machines as well as the output of 'fdisk -l'?
-Jonathan - _Hello,
I've got a few mityDSP developement kits and am attaching SATA SSD drives to them. They are formated EXT4 w...
04/22/2013
- 06:09 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- *formation to u-boot supports.* I mean "format that u-boot supports". Sorry, spell check....
- 06:07 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- And also, I'm assuming that the bootloader environment section falls into the same category as u-boot.img. That is, ...
- 06:02 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Mike,
OK, this makes sense. Sorry for being a bit slow on the uptake. The issue isn't the flash per-se, its matc... - 05:34 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- It depends on whether you want to be able to (re)flash a bootable MLO from linux. If the linux kernel does not suppo...
- 05:27 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- _We have to look at the kernel as well to see how it deals with the device._
Does this mean there may be an issue ... - 03:46 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Mike,
booting from MMC first sounds like a good plan to me :)
as for the XIP/wait... if the bootrom is not stalling... - 02:58 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Tim,
Thanks. We bit 9 set to zero, we no longer get curious boottime ECC error messages we were getting on the DD... - 02:45 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- The good news is I think we have found the cause of the issue.
When the 335x boot ROM sees the 4K page size in the N... - 09:14 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Mike
While I chase down the block size issue, other Mike pointed out that you have bit 9 of the SYSBOOT pins as a 1.... - I am using the following timing constraints.
If I remember correctly, I started from the industrial I/O example and ...
04/20/2013
- 04:39 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Mike,
Thanks for the quick reply.
For our application, the 256MB flash is not a problem, but our current desi... - 02:04 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Hi Mike,
We are still chasing this here. The 2K vs. 4K page size issue may not be correct for the 512 MB (it came... - 01:42 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Tim,
Thanks for the tip.
I'm a bit uneasy hacking the bootloader for hardware that I didn't design and don't...
04/19/2013
- 04:02 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- A quick update...
I have not had a chance to verify this suspicion, but the current u-boot is configured to use a 2K...
04/18/2013
- 01:06 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- I will be looking in to this very soon and will report back.
cheers
/Tim - 12:18 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DDR3 Factory EEPROM Incorrect
- Tim,
Thanks. The system did seem to boot fine from MMC with the MLO/u-boot built from git.
At this point I'm m... - 07:24 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DDR3 Factory EEPROM Incorrect
- Michael
The DDR3 modules require the newer version of u-boot (and MLO). From the output you have listed above, the f...
04/17/2013
- 11:10 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- I think I am having the same problem as Kim.
I use similar scripts:
mmc rescan; mw.b 0x82000000 0xFF 0x80000; f... - 10:25 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DDR3 Factory EEPROM Incorrect
- Just rebuilt u-boot.img out of git, and now my system boots fine.
Still curious about what is in the factory EEPRO... - We received a batch of AM335x boards with 512MB RAM/NAND that appear to have no factory configuration programmed:
... - 06:31 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: USB on the go speed
- Hi Mike,
It would be great if I can get a copy of your sample code! It would help tremendously if I can get close to... - 05:03 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: USB on the go speed
- Hi Lars,
We have found that RNDIS has been very slow as well and we have not used the serial gadget, but I would s... - Hi,
When I configure Linux (3.2.0+) to use the ethernet gadget with RNDIS support, I get poor data transfer speeds. ...
04/16/2013
- 08:36 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- I have programmed both MLO and u-boot with the same results. It appears MLO is not loading & running. Why are the NAN...
- 05:19 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Hi,
Other than the fact that the selected boot mode will try to use the UART first over the NAND (and you aren't p...
04/15/2013
- 08:54 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: release_2012-03-12.run install failed
- Check the "BSP Wiki Page":http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Board_Support_Package....
- Hello all,
I was failed when i tried to install release_2012-03-12.run,
my OS is Ubuntu 12.04,
it prints in the te... - 11:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- Mary,
Thanks for the update. I have created a task to enable SATA by default for the next MDK release. It was set... - 09:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- I got it working.
I compared myconfig to the .config file in the MDK_2012-08-10 linux-davinci directory and they w...
04/12/2013
- 03:49 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- ...
- 03:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Thanks.
What are your boot jumper settings?
-Mike
- 03:34 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Here's my programming steps with NAND OOB info.:
U-Boot# nand bad
Device 0 bad blocks:
00780000
U-Boot# mmc... - 03:15 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Could you provide any details on what your FLASH procedure is and what you are seeing when you try to boot?
What b... - 03:12 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Yes, MLO & u-Boot were rebuilt for DDR3 and ran fine on the 3354 w/ DDR3 booting from SD card.
-Kim
- 02:45 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Errr.... any more details than that???
The MLO and u-Boot images must be updated for the 3354 DDR3 configuration. ... - Customer states that they are having difficulty flashing MLO and U-Boot into the 3354-GX-X38 module. No issues encou...
04/11/2013
- 01:57 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- I don't think you will need to rebuild DSPLINK or CMEM.
You should be able to take the myconfig and copy it to the... - 01:36 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- What's the best way to do that and change only that one feature?
I generated a config file from my kernel with the... - 11:54 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- You need SATA_AHCI_PLATFORM set. You will need to rebuild the kernel.
-Mike
- 11:42 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- Here's the result:...
- 11:36 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- Mary,
You can print the kernel config file by running:
_zcat /proc/config.gz _
You can then search the outpu... - 11:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- My colleague has another SATA drive and MityDSP board. He reports as follows:
"The drive comes up fine in Windows... - 10:51 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- Mary,
There should be no reason that the drive isn't detected by Windows XP when using a USB to Sata adapter. Ass... - 09:20 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SATA not recognized
- I have tried the same SATA drive on a second MityDSP board as well as an older SATA drive. There are no "ata" messag...
- 10:57 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- We finally have something that will work, but is not ideal. By using itest we look to see which
of our images is th...
04/10/2013
- Hi,
I've followed the instructions on http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Install... - 03:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- John C.,
Looks like md might do what you want.
/* Memory Display
*
* Syntax:
* md{.b, .w, .l} {addr}... - 03:21 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- John C.
Heres a link to the source code for the itest command.
http://support.criticallink.com/gitweb/?p=u-boot-m... - 02:47 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- Tim and Mike,
I found this command that works in testing the contents of memory. Is there any way to get that... - 08:40 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- Thanks Tim and Mike,
I think that unless it is an easy port of updating/saving the u-boot environment param... - 08:15 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- Not sure if this will do what you really want, but if you load the image from flash (read the max image size into ram...
- 07:13 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- Hi John,
u-Boot doesn't really have much for interpretative type scripting. I don't think you can accomplish this...
04/09/2013
- 10:38 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- Hey Jonathan,
The issue is that we are burning our image into flash from our StarterWare c... - 04:35 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Assigning params from memory in u-boot
- I'm unsure how to do what your looking for. All the references I could find have you set the image size in an enviro...
- Hi,
Were are in the final stages of booting our StarterWare image from uboot. Currently we have our compressed ... - 02:02 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO interrupt in MityOMAP-L138F
- Hi Mike,
thanks for fast reply!
The best would be an example using an fpga gpio pin and an omap pin, just to tes...
04/08/2013
- 01:07 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO interrupt in MityOMAP-L138F
- Are you trying to use a FPGA GPIO or an OMAP-L138 GPIO?
The DspGpio.h class should provide access to the OMAP-L138... - Hello all,
I need to hook a HWI to a GPIO pin in a DSP application.
I have some questions:
1- Do your core libra... - 12:49 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: L138 - DSP Timer interrupt question ...
- Mike,
Thanks for information. Always very intressting. I am reading the Day2_AM training document.
Here our cu... - Hello,
I am using Virtual Box and MityDSP-L138_SDK_2012_06_13.eva image.
When I following Start Guide instruction ...
04/07/2013
- 07:53 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: L138 - DSP Timer interrupt question ...
- Check the "Interrupt Handling - Delayed Branch Latency" section of the Day2_AM training presentation located in our "...
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