Mity CPU Platforms

10/26/2012

07:55 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

Built the uImage, downloaded, and boot.
It does nor complete boot process. It hangs
In the configuration, the onl... Krishna Vallabhaneni

07:23 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

Hi Krishna,
I would recommend using an NFS mount or TFTP server for loading up a new kernel and/or filesystem.
... Michael Williamson

05:17 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

The kernel version on the board is 2.6.34rc1:
root@mityomapl138:/# uname -r
2.6.34-rc1
The USB gadgets are ava... Krishna Vallabhaneni

07:40 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Recommended PHY for RGMII

At the moment, this part does not appear to be obsolete, but Digikey is dropping it.
we are discussing an alternat... Michael Williamson

06:50 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

John
The board directory is right at the top level of the git tree
Here's a link to the mityarm directory in gitweb... Tim Iskander

04:12 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

Ok,
This will sound dumb, but where in the git tree is the board directory?
Thanks... Anonymous

01:35 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

John
The vast majority of changes made for the cl 3359 board are in the board/cl/mityarm335x
(I'm going by memory, ... Tim Iskander

01:32 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

Pretty much, the only files in u-Boot that we've authored are in the board/cl directory of the u-Boot tree on our git... Michael Williamson

01:10 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

Hey Mike,
The reason I was looking at u-boot was that the reset value of that register is zero and Starte... Anonymous

12:32 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

Hi John,
A large chunk of the u-Boot code was derived from TI's u-Boot from their EVM PSP version 4.06.00.03.
I... Michael Williamson

10:58 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

It appears that u-boot is setting the Prescaler enable bit (bit 5) of DMTimer2 timer control register (TLCR, offset 0... Anonymous

01:58 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC linux driver used MityARM 335x?

It may be possible to battery back it with proper commands to the PMIC, let me check in on this...
-Mike
Michael Williamson

01:56 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC linux driver used MityARM 335x?

Thanks for the info!
Looks like I can just use the StarterWare RTC code for this then. Already working.
I see ... Anonymous

08:47 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Is VIO_3P3 NC?

IN confirming the information in this post I noticed that the 80-000458RC-3 A schematic is not linked correctly on th... Mark Kraft

10/25/2012

10:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

That error typically means you are trying to load a module built against a different version of the kernel.
Verify t... Tim Iskander

08:38 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

was able to download kernel v3.2. from the mitydsp site.
Was able to generate the usb gadget, when the usb gadget wa... Krishna Vallabhaneni

04:22 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

You need to checkout the mitydsp-linux-v3.2 branch. (the master branch is the older branch).... Michael Williamson

03:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

Downloaded the latest Linux-DaVinci v fce1b66 from Critical Link website. The kernel is n2.26.32, not version 3.2.
H... Krishna Vallabhaneni

03:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

Downloaded the latest Linux-DaVinci v fce1b66 from Critical Link website. The kernel is n2.26.32, not version 3.2.
H... Krishna Vallabhaneni

12:52 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

If you have the latest version of the kernel, then do a ... Michael Williamson

12:48 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

Followed ths teps in the above document. The gadget options under usb are missing. attached is a screen shot.
Cannot... Krishna Vallabhaneni

09:40 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC linux driver used MityARM 335x?

Wanted to comment here.
There is an on-board 32KHz clock that is fed first to the TPS65910. The TPS65910 then forw... Michael Williamson

08:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: RTC linux driver used MityARM 335x?

Ed
Actually, the code in the linux tree on our git repository is for the on-board RTC (drivers/rtc/rtc-omap.c). We a... Tim Iskander

05:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RTC linux driver used MityARM 335x?

Hi,
I'd like to find out which driver code is used for the MityARM 335x RTC. I believe the supplied linux uses th... Anonymous

08:53 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Recommended PHY for RGMII

Hi Mike,
Just wanted to follow up on status of obsolescence.
Thanks Mark Kraft

08:37 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: SATA board connector

I was looking for something with the same footprint. We have your demo board that we are using in our fixture and I ... Scott Whitney

08:11 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: SATA board connector

Hi Scott,
Not offhand? Do you require footprint compatible? A quick search on digikey shows there are latching ... Michael Williamson

08:34 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Starter Guide: Cannot build application with eclipse

Sure thing Tim!
I should also point out that on the recent VM images, both toolchains are present. You may be cons... Conor O

10/24/2012

11:17 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Starter Guide: Cannot build application with eclipse

Conor
Thanks for jumping in! Critical Link appreciates users on the forum sharing their knowledge... its what makes ... Tim Iskander

10:54 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Starter Guide: Cannot build application with eclipse

Sorry for the drive by answer - hope Critical Link don't mind (I'm not an employee).
There are a few missing bits ... Conor O

05:14 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Starter Guide: Cannot build application with eclipse

Hi,
Having unpacked the AM-1808 eval kit, and installed the virtual ubuntu mchine in virtualbox, I experience prob... Mads Olav le Maire

10/23/2012

05:26 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Is VIO_3P3 NC?

VIO_3P3 is switched on by the SOM after the core voltages to the AM335X are enabled. VIO_3P3 should also be used for... Michael Williamson

03:22 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: Is VIO_3P3 NC?

Is VIO_3P3 (pins 21, 23, 25 & 27) NC on the MityARM 3359? Looks like all 4 are tied together but are no-connect. Is... Joel Meltzer

04:40 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: SATA board connector

Hello, We have an application where we are storing data to a SATA drive from our L138. We are in an environment with... Scott Whitney

04:36 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: uPP and Boot signal muxing (Posted on behalf of a Customer)

Angela,
I am using uPP to the arm. What I did was map the pin mux registers in a linux module driver and after boot... Scott Whitney

10/22/2012

05:40 PM ARM9 Based QNX Platforms Software Development: RE: Linux ethernet usb support

This should probably be entered in the "Arm9 Based Platforms" forum instead of the "Arm9 Based QNX Platforms" since y... John Pruitt

03:34 PM ARM9 Based QNX Platforms Software Development: Linux ethernet usb support

I am attemting to generate usb gadgets for Ethernet over USB.
Followed the instructions in the attached document.
T... Krishna Vallabhaneni

04:19 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

Mike,
I have compared the BeagleBoard boot settings compared to where u-boot leaves you when the kernel is abou... Anonymous

12:07 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Flashing NAND from SD Card

Tim, we are also interested in utilizing the ubifs support on the 335x series and wonder if there has been any progre... Kjell Erickson

10/19/2012

07:12 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: Boot Pins? (Posted on behalf of a customer.)

Are you using just the MityDSP-L138, or the MityDSP-L138F.
Both modules currently include pull-up/pull-down resi... Michael Williamson

07:05 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: FPGA Pinouts ... documentation error??

Hi,
In the data sheet as well as the design guide, the DDR3 edge connector pin naming scheme did not map the "pair... Michael Williamson

06:05 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: FPGA Pinouts ... documentation error??

(posted for a customer)
I have purchased one of your MityDsp Development kits to use as a reference platform for... Thomas Catalino

07:43 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Apologies for recent SPAM.

Our site was hit with an email spamming robot this morning and we were unable to kill it immediately.
We have alte... Michael Williamson

07:35 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: uPP support

Hi Brian,
Sorry about the spam this on this thread morning. We've changed our account activation policy to requir... Michael Williamson

10/18/2012

09:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Ethernet over usb

USB gadgets are built as modules.
Here's a link to a TI page on building the usb ethernet gadget module
http://proc... Tim Iskander

09:07 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Ethernet over usb

Am using MityDSP L138F board.
Ethernet over USB driver is missing from your distribution.
It is supposed to be incl... Krishna Vallabhaneni

05:21 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: DVI Output with MityDSP-L138F w/6SLX45 FPGAs

Wade,
Yes. The LX45 models cannot use the DVI interface as provided on the Industrial I/O boards.
The Industri... Michael Williamson

04:02 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: DVI Output with MityDSP-L138F w/6SLX45 FPGAs

Based on the datasheet, models of the MityDSP-L138F SOM that have the 6SLX45 FPGA installed (L138-FI-225-RC, L138-DI-... Wade Calcutt

01:01 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

Hi Mike,
I'm hoping to find the PLL/init code in the Linux kernel. Can I ask you once I have the kernel tree... Anonymous

12:31 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: DMTimer running slowly for StarterWare

The source tree for the dev kit is available on a local git tree, see "this page":http://support.criticallink.com/red... Michael Williamson

10:57 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: DMTimer running slowly for StarterWare

Hi,
We are running the MityArm board under TI's StarterWare (we stop the u-boot process from loading the linu... Anonymous

10/16/2012

08:43 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Top level module question

That was a fast reply! Thanks Mike.
I'm using the latest MDK alright and I do see that there is generics and code ... Conor O

07:37 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Top level module question

Hi Conor,
First, the most recent MDK should include code in the base module to support the DCM reset logic as well... Michael Williamson

07:16 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: Top level module question

Hi all,
I'm a bit of newbie with FPGAs but I've written my own top level GPIO test design and it at least synthesi... Conor O

10/12/2012

11:10 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Recommended PHY for RGMII

Here is our source for the Vitesse part. We are checking on status of the part for obsolescence.
http://wpgnet.wp... Michael Williamson

08:49 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Recommended PHY for RGMII

I understand. Thanks Mike.
I will look into the use of MMC, there appears to be some advantages. On top of all th... Mark Kraft

08:33 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Recommended PHY for RGMII

We have / are considering I2C0, but it would be a functional change compared to our currently fielded modules as woul... Michael Williamson

08:10 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Recommended PHY for RGMII

My design will use the MityArm3359 to replace a module recently obsoleted by another manufacturer. I have a limited t... Mark Kraft

10/11/2012

08:18 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Recommended PHY for RGMII

Hi Mark,
We just kitted a build for DevKits and were able to get the VSC8601 less than a week ago, however I do se... Michael Williamson

04:55 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: Recommended PHY for RGMII

I have recently begun a design-in of the 3359 module to an existing product. I am at a point where I will address the... Mark Kraft

03:38 PM MityDSP (TI TMS320C6xxx Based Products) Software Development: MityDSP and RTDX compatible?

Is it possible to use TI's DSP/BIOS RTDX interface for fast file data collection with MityDSP-XM or will I run into a... Jim Sheffler

11:10 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Evaluation kit schematic - as Design reference

Thanks Mark Kraft

10:30 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Evaluation kit schematic - as Design reference

Did you find the schematics for the DevKit board? They are posted "here":http://support.criticallink.com/redmine/proj... Michael Williamson

09:14 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: Evaluation kit schematic - as Design reference

Hi,
I have just begun implementing the 3359 module into an existing design, to replace another manufactures obsole... Mark Kraft

09:28 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: FPGA ucf files - a few corrections

Hi all,
I was doing some cross referencing for my own documentation and noticed a few errors in the ucf files. Thi... Conor O

10/10/2012

02:26 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138F Failure to Boot

Mike,
I isolated the I2C0 bus from the baseboard and I am still having the issue. How should I contact you to forw... Wade Calcutt

11:35 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138F Failure to Boot

Mike,
The SPI1 lines are not attached on the baseboard so that shouldn't be the issue and the reset line is being ... Wade Calcutt

11:23 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138F Failure to Boot

Hi Wade,
Would you be willing to send me a schematic (offline, of course) of your baseboard to review?
Your bas... Michael Williamson

10:56 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: MityDSP-L138F Failure to Boot

I'm trying to get a MityDSP-L138F SOM to boot on a custom baseboard. The SOM powers on; i.e. the Power Good LED light... Wade Calcutt

01:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Project build in CCSv5.1 not successful when using the Platform.tci for creating a DSP/BIOS 5.x Configuration File

OK, i found the file i need and now it's working.
thanks
Christian Christian Rückl

12:41 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Project build in CCSv5.1 not successful when using the Platform.tci for creating a DSP/BIOS 5.x Configuration File

I forgot to delete the original created *.tcf-file. Now it is almost working - Only one new error appeared:
#5 cou... Christian Rückl

11:36 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Project build in CCSv5.1 not successful when using the Platform.tci for creating a DSP/BIOS 5.x Configuration File

Hi Christian,
Mike is right, we need more details, but here is my guess at what could perhaps solve your problem ... Gregory Gluszek

11:35 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Project build in CCSv5.1 not successful when using the Platform.tci for creating a DSP/BIOS 5.x Configuration File

there are really a lot of errors - more than 100 but i will post here all i got:
Description Resource Path Locatio... Christian Rückl

11:28 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Project build in CCSv5.1 not successful when using the Platform.tci for creating a DSP/BIOS 5.x Configuration File

Can you post the errors?
Michael Williamson

11:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Project build in CCSv5.1 not successful when using the Platform.tci for creating a DSP/BIOS 5.x Configuration File

Hi,
to getting started with the C674x-Core, CCSv5.1 and DSP/BIOS, I generated a new DSP/BIOS-Project in the CCS. I... Christian Rückl

01:43 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Documentation

I am a linux newbie and have gotten as far as "Hello World" and "Hello DSP".
Is there any documentation for the ... Mary Frantz

10/09/2012

10:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: mitydsp L138 starter file

IE9 has a download manager which might be better than previous attempts (which are terrible 1995-2011). In previous v... Conor O

10/08/2012

05:07 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem with uPP in DLB

Hi François,
Sorry about the delay in my reply. And sorry, no, we do not have an generic FPGA loads that have uPP ... Gregory Gluszek

02:27 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Debugging ARM in Eclipse

I have added text to the http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Debugging_ARM_Apps_with... John Pruitt

01:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: Debugging ARM in Eclipse

From the wiki page on "Debugging ARM apps with Eclipse":
> On eclipse, you will need to setup a new debug configur... Mary Frantz

09:30 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Dead L138F Board (Posted on behalf of a customer).

We are trying to reprogram a Dead L138F board. However, we are observing a problem
after executing "sfh_OMAP-L138.e... Angela Newman

10/05/2012

11:20 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World won't link

Almost ...
In Eclipse in Properties->C/C++ Build->Settings->Cross Settings I changed Path to "/usr/local/oecore-i6... Mary Frantz

10:56 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World won't link

Hi Mary,
In Eclipse in the Properties->C/C++ Build->Settings->Cross Settings try setting Path to "/usr/local/oeco... Gregory Gluszek

10:54 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World won't link

Hi Mary,
Your PATH would need /usr/local/oecore-i686/sysroots/i686-angstromsdk-linux/usr/bin/armv5te-angstrom-linu... Dominic Giambo

10:44 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World won't link

Sorry, there was no such entry in ~/.bashrc nor in /etc/bash.bashrc
I think there is something amiss in my Eclipse... Mary Frantz

10/04/2012

03:28 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World won't link

Hi Mary,
My guess is that somewhere (most likely your bashrc script) the environment for the old toolchain is bein... Gregory Gluszek

11:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World won't link

I had originally downloaded Aug-2012 SDK (angstrom-eglibc-i686-armv5te-toolchain-qte-v2012.05.tar.bz2)and installed t... Mary Frantz

09:11 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet Interface to Micrel KSZ9021 PHY.

Hi Raja,
I don't think we've used this PHY with the MityARM-3359 here, but we have had problems strapping this dev... Michael Williamson

10/03/2012

03:31 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: Ethernet Interface to Micrel KSZ9021 PHY.

Hi,
We are using MityARM SOM and MICREL KSZ9021RNI gigabit as PHY on it for Ethernet Interface.
We have configure... Raja Vankam

02:46 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP Hello World won't link

Hi Mary,
In regards to your first issue, the fix you made is correct. The arm_main.cpp file is simply out of date... Gregory Gluszek

01:22 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: DSP Hello World won't link

I am following the instruction for the DSP Hello Word project wiki page.
First Problem:
I got a compile error f... Mary Frantz

01:04 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: mitydsp L138 starter file

Dominic,
Download of the starter file is succussful.Unzip is failing. attached is the screenshot of the message. Win... Krishna Vallabhaneni

10/02/2012

10:41 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: mitydsp L138 starter file

Sorry you seem to be having issues downloading the file. I tried here and was able to download the file and extract i... Dominic Giambo

08:15 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: mitydsp L138 starter file

Downloaded http://support.criticallink.com/redmine/attachments/1659/CL_MityDSPL138_StarterWare_06_20_12.zip
unable t... Krishna Vallabhaneni

12:57 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: SPI1_SCS0 -> Edgeconnector pin 53?

Yes,
However, this pin should normally be treated as RESERVED as it is the chip select line for the on-board SPI N... Michael Williamson

12:38 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: SPI1_SCS0 -> Edgeconnector pin 53?

Hi,
is the pin 53 on the edgeconnector (L138-Module) connected with the E19-pin (SPI1_SCS[0]) on the OMAP processo... Christian Rückl

10/01/2012

12:22 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Caution on MityARM SO-DIMM PCB Footprint

Mark,
Thank you for pointing out that lack of information. It has now been addressed and the design guide has been... Alexander Block

07:40 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Ethernet PHYs

Hi Mark,
I don't see a way around this at the moment. It does indeed look like you need to use the Gigabit Phy in... Michael Williamson

09/30/2012

05:34 PM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Ethernet PHYs

Hi Mark,
You are correct about the PR1_MII* signals, according to this E2E post, sorry about that.
http://e2e.t... Michael Williamson

09/28/2012

11:57 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Ethernet PHYs

Hi Mike,
The interfaces we definitely need out of the 335x are a 16 bit GPMC (to FPGA), 1 Ethernet (10/100 is fine... Anonymous

09:35 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: Ethernet PHYs

What other peripherals are you trying to accommodate? At a glance it looks like the pin outs should support RMII0 on... Michael Williamson

08:49 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: Ethernet PHYs

Please correct me if I'm wrong, but it appears the pin-muxing configuration for the MityARM-335x SOM is forcing the u... Anonymous

08:26 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: Caution on MityARM SO-DIMM PCB Footprint

The PCB footprint found in section 6.5 of the MityARM-335x Carrier Board Design Guide can be misleading if you are no... Anonymous

09/27/2012

04:04 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MMCSD

Conor,
We have addressed the MMC issues in the datasheet which can be found here by selecting the latest board ver... Alexander Block

06:20 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MMCSD

Thanks Mike. Once I saw it, I realised the reason why - that stubs on the connector line would warrant concern. Plus ... Conor O

05:36 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MMCSD

Hi Conor,
You're right. I am trying to figure out what happened here and I see a note in a review that there was ... Michael Williamson

04:24 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MMCSD

None of the documented MMCSD0 connections on the J700 are wired up. Be nice if that was documented. Conor O

09:47 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: Intermittent boot failure w/ U-boot

I found the problem.
It was not seating well in the SODIMM socket.
That's a long story, but was my fault.
I am cur... Emmett Bradford

09:14 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: Intermittent boot failure w/ U-boot

Here's the SOM sheet, which I believe has everything pertinent to this issue.
U1 is providing a 67ms delay which I'm... Emmett Bradford