Activity
From 04/20/2013 to 05/19/2013
05/19/2013
- 10:00 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: ethernet over USB don't work
- How to do this change ?
I could find the call "mityomapl138_usb_init(MUSB_OTG)" in which file ?
An odd thing is...
05/17/2013
- 04:15 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Difficulty in flashing MLO and U-Boot to the AM3354 with 512MB NAND
- Another pre-weekend update...
I finally (after battling mr. Murphy numerous times) got the MLO and U-Boot loading fr... - 03:04 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load verification
- Thanks Mike.
I'm troubleshooting using your suggestions. I'll let you know what I find.
- 10:23 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Start Guide : Cannot build helloworld application with eclipse
- Hello,
Have you run the environment setup script:... - 06:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Open Embedded build error
- Hi,
Was there a resolution to this problem - I'm having the same problem.
Is it because mitydsp-preferred-revs...
05/16/2013
- 05:53 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Video output blinks frequently
- FIXED! I changed VPIF DMA0/1 priority from 4 to 1 and the blinks went away. Thanks you, Mike.
-Helmut - 02:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC Not Keeping Time Between Power Cycles
- BTW: If you have a smart-phone, you should be able to download a free data-matrix code reader.
-Mike - 02:31 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC Not Keeping Time Between Power Cycles
- Check the "Module Product Change Notifications":http://support.criticallink.com/redmine/projects/armc8-platforms/wiki...
- 02:25 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC Not Keeping Time Between Power Cycles
- Thanks for the quick reply Mike.
I modified my kernel config to enable the TPS65910.
CONFIG_RTC_DRV_TPS65910=y
#... - 01:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC Not Keeping Time Between Power Cycles
- Hi Brian,
Can you let me know which revision of AM3359 module you have? The RTC power design was updated in Rev C... - We are using a 3359 development board and have found that the RTC is not keeping time between power cycles. Each tim...
- 08:45 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: U-Boot ELF loader
- Bruce,
Elf support was added on the following commit.
http://support.criticallink.com/gitweb/?p=u-boot-mitydspl13... - Am I correct in thinking that the latest u-Boot has an ELF loader? I take it that this will load an ELF image into R...
05/15/2013
- 11:40 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Video output blinks frequently
- Mike,
I'm using VPIF. It *might* also be the case that my interfering tasks are interfering because they're trans... - 11:10 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Video output blinks frequently
- VPIF!
- 11:08 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Video output blinks frequently
- Mike:
Thanks for the advice. FYI, this is same project as Wade Calcutt is working on, regarding FPGA loading prop... - 10:26 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Video output blinks frequently
- I suspect that you need to increase the bus master DMA priority of the VPIF or LCDC peripherals (it's not clear to me...
- 10:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Video output blinks frequently
- Helmut,
First thing is which version of the kernel are you running?
__uname -a__
Also the command __nice__ c... - My custom system is based on the MityOMAP-L138F.
At random times, but fairly frequently, my video output corrupts ...
05/14/2013
- 10:43 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load verification
- You might bring the DCM status lines (particularly the lock status) to a scope just to see if that is the core issue....
05/13/2013
- 03:12 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load verification
- Mike,
To my knowledge we're not changing the CPU frequency. That being said, one of the output messages during Lin... - 01:09 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load verification
- Wade,
The EMIFA output clock can change if the OMAP-L138 CPU frequencies are modified (the EMIFA output clock is o... - 12:28 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load verification
- Hi Mike,
Thanks for your response and troubleshooting suggestions.
To answer your questions:
*Are you using ... - 12:12 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: FPGA load verification
- Hi Wade,
If you are getting the "done" light on the part, then the FPGA is loading correctly and it's 99.999999999... - I'm using a MityDSP-L138F with an FPGA load that is a modified version of the example code provided in the Vision Dev...
- According to the MityArm 335x Datasheet the minimum input voltage is 3.2VDC and the typical is 3.3VDC. Is the minimum...
05/09/2013
- 03:48 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO interrupt in MityOMAP-L138F
- I am glad you were able to figure this out, and these notes are helpful. Thanks for posting them.
We have been st... - 02:58 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO interrupt in MityOMAP-L138F
- Hi Mike,
I successfully implemented an interrupt example using FPGA Gpio core and your core libraries on DSP.
Mayb...
05/07/2013
- 07:08 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: ethernet over USB don't work
- If you want to force HOST mode, then you will need to rebuild the kernel and change the call from:
mityomapl138_us... - 06:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem with uPP in DLB
- Hi François,
I am a newbie, and trying to create Upp Loopback with MityDSP1810F board.
Can you give your Upp Loopb...
05/06/2013
- 09:59 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: ethernet over USB don't work
- Sorry for late reply. Thanks for your help at first.
I have removed the RNDIS driver.
What I use is a USB2.0 ethe... - 09:59 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: ethernet over USB don't work
- Sorry for late reply. Thanks for your help at first.
I have removed the RNDIS driver.
What I use is a USB2.0 ethe...
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...
Also available in: Atom
Go to top
