Mity CPU Platforms » MityDSP-L138 (ARM9 Based Platforms)

11/29/2012

05:34 PM FPGA Development: RE: Xilinx design suite 14.2 and MDK_2012-08-10

I found the solution!:) jean-pierre bétend-bon

01:45 PM Software Development: tftp access violation

We've been using an OMAP-L138F SOM that has exhibited no problems until we re-flashed the section containing FPGA bin... Wade Calcutt

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. Spencer Mayott

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... Michael Williamson

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. Spencer Mayott

11:00 AM Software Development: Cannot Toggle GPIO pin

I'm running a MitydspL138 on the Industrial IO board, and I'm trying to set GPIO[0]_13 via echoing directions and val... Spencer Mayott

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... Mads Olav le Maire

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... Michael Williamson

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... Mads Olav le Maire

11/27/2012

04:30 PM FPGA Development: Xilinx design suite 14.2 and MDK_2012-08-10

Hi all,
I am beginner with FPGA programming and want to develop a simple project on my MityDSP-l138F, involving only... jean-pierre bétend-bon

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... Michael Williamson

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... Mads Olav le Maire

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... Krishna Vallabhaneni

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... Phil Sanderson

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... Keith Fletcher

11/24/2012

07:59 PM Software Development: RE: helloworld dsplink example

Are you exiting the application by hitting 'q'?
-Mike
Michael Williamson

07:47 PM Software Development: helloworld dsplink example

in Helloworld dsp link example, get follwing aserts! why?
root@mityomapl138:/# ./HellWorldARM HellWorldDSP.out
Lo... Krishna Vallabhaneni

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... Michael Williamson

11/23/2012

07:08 PM Software Development: dsplinkk.ko compatibility

The MityDSP board has installed Linux kernel v 3.2.0. This was required for compatibilty with g_ether.ko driver for e... Krishna Vallabhaneni

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... Michael Williamson

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... Mads Olav le Maire

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... Michael Williamson

11/20/2012

10:52 PM Software Development: GPIO Interrupt: request_irq() returning error: EINVAL

Hi,
I have attempted to configure a digital io, from bank0, as an interrupt, using the AINTC. However, when I attemp... Keith Fletcher

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.... Michael Williamson

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 ... Emmett Bradford

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... Michael Williamson

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... Michael Williamson

11/16/2012

03:19 PM Software Development: Quick check of TLK100 ethernet PHY with U-boot

I would like to verify communication with the TLK100PHP ethernet PHY using U-boot.
I have the identical circuit on m... Emmett Bradford

04:32 AM Software Development: Power management in Linux on MityDSP-l138F

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... jean-pierre bétend-bon

11/15/2012

10:40 AM Software Development: Mity DSP-L138 Development board - 3 UARTS needed for final design?

We are currently using your Mity DSP-L138 development board for software development until our own mother board is re... Angela Newman

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... Krishna Vallabhaneni

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... Tim Iskander

01:50 PM Software Development: How to change the pinmux

I am working with a MityDSP L138 on a custom baseboard, and am having trouble figuring out how to modify the pinmux s... Spencer Mayott

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... Mary Frantz

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... Mary Frantz

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... Krishna Vallabhaneni

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... Michael Williamson

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.... Mary Frantz

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... Michael Williamson

12:36 PM Software Development: How to build cmemk.ko

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... Mary Frantz

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... Michael Williamson

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 ... Michael Williamson

08:05 AM Software Development: Problems building a rootfile system

I would like to build my own rootfile system for the mityarm 1808 dev kit. So far I have only succeeded with builds f... Mads Olav le Maire

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... Arthur Helwig

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 ... Michael Williamson

04:08 PM Software Development: CLK frequency increase using DSP only

Hi,
I'm using a MityDSP-L138F board (L138-FI-225-RC). I'm porting an existing C6748-based DSP project, that gets i... Arthur Helwig

11/05/2012

08:05 AM Software Development: RE: Using of SPI1 interface on DSP-Side?

The SPI1 (chip select 0) is used to communicate with the on-module SPI-NOR FLASH on MityDSP-L138/MityARM-1808 modules... Michael Williamson

04:53 AM Software Development: Using of SPI1 interface on DSP-Side?

Hi,
My plan is to connect a DAC on the SPI1 which is outrouted to the edgeconnector and control it by the DSP core... Christian Rückl

11/02/2012

12:27 PM PCB Development: RE: MityDSP-L138F Failure to Boot

Hi Emmett,
I think Wade has resolved his issue offline (there was a design issue on his baseboard that is now corr... Michael Williamson

11:34 AM PCB Development: RE: MityDSP-L138F Failure to Boot

Mike -
This is the same issue I am having on the 1808F board.
It boots reliably on your carrier, but not mine.
I... Emmett Bradford

10/31/2012

02:41 PM Software Development: RE: Databases for the MityDSP

That's at least one of my problems.
Thanks, I'll head to the other forum! Brian Compter

12:43 PM Software Development: RE: Databases for the MityDSP

Oh... Are you by chance using a MityARM-3359? If so, you should probably post in the "ARM Cortex-A8 Based Platforms ... Michael Williamson

12:34 PM Software Development: RE: Databases for the MityDSP

We are using the linux version installed on the SD card that came with the development kit.
It shows Linux version... Brian Compter

07:24 AM Software Development: RE: Databases for the MityDSP

Hi Brian,
Are you using the factory installed version of linux (2.6.xx) and filesystem booting from NAND, or one o... Michael Williamson

09:34 AM Software Development: RE: Remote Debugging Hello DSP

We have debugged the ARM remotely while running a DSPlink application. We have debugged the ARM at the same time as... John Pruitt

07:41 AM Software Development: RE: DSP Link example not working

Hello,
What version of the kernel and filesystem are you using? The one delivered from factory (loading from NOR ... Michael Williamson

07:30 AM FPGA Development: RE: SPI Core on FPGA: Implementation on MityDSP-L138F

Thank you very much Micheal!!
I will try to implement this in these next days and I will give you feedback about it.... Michele Canepa

07:16 AM FPGA Development: RE: SPI Core on FPGA: Implementation on MityDSP-L138F

1. The SPI_Iface is designed to support using our IP on an FPGA that is remoted from the module and connected only th... Michael Williamson

06:02 AM FPGA Development: RE: SPI Core on FPGA: Implementation on MityDSP-L138F

Sorry for the previous question, now I have understood better the core implementation of SPI core, and my previous qu... Michele Canepa