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From 04/19/2012 to 05/18/2012

05/18/2012

12:14 PM Software Development: RE: Flashing NAND from SD Card
Hi Tim,
I have flashed as mentioned above.
But even now u-boot prompt is not appearing after booting from NAND.
...
Raja Vankam
10:42 AM Software Development: RE: Flashing NAND from SD Card
Raja
Your uboot image is 373252 bytes long
you are only erasing/writing 0x40000, which is 262144 (256k)
try erasin...
Tim Iskander
10:08 AM Software Development: RE: Flashing NAND from SD Card
Hi Tim,
I have followed your instructions and flashed NAND with MLO at 0x20000 and u-boot.img at 0x40000. but the ...
Raja Vankam

05/17/2012

09:54 PM Software Development: RE: Connecting JTAG to Mityarm board
Raja,
Sorry about the delay but I did want to update the fact that I was able to have the debugger connect to my M...
Alexander Block
06:01 PM Software Development: RE: Flashing NAND from SD Card
Raja
The uboot spl (MLO) loads from nand at 0x00040000...
nand_spl_load_image: loading 2048 bytes from *0x00040000...
Tim Iskander
04:52 PM Software Development: Flashing NAND from SD Card
Hi,
1. I have tried flashing NAND through SD boot. I have followed the steps mentioned in AM335x u-boot users guid...
Raja Vankam

05/16/2012

05:42 PM Software Development: RE: Connecting JTAG to Mityarm board
Hi Alex,
Thanks for your reply.
I will try with these files.
What are the sys-boot options i have to set whi...
Raja Vankam
02:11 PM Software Development: RE: Connecting JTAG to Mityarm board
Hello Raja,
Attached are both a gel file and a ccxml file that hopefully will get you going. The gel file has been...
Alexander Block
01:21 PM Software Development: RE: Connecting JTAG to Mityarm board
Hi Raja -
Sorry for the delay in getting back to you on this. We are working this now and will have an answer for...
Thomas Catalino
11:53 AM Software Development: RE: Connecting JTAG to Mityarm board
Hi,
Do we have some inputs on this topic please?
Thanks,
Raja.
Raja Vankam

05/11/2012

12:23 PM Software Development: RE: Connecting JTAG to Mityarm board
Hi Mike,
Yes, I am connecting to MityARM-3359 and not on TI eval board.
So i want to know what .gel file i need...
Raja Vankam
10:43 AM Software Development: RE: Connecting JTAG to Mityarm board
Hi Raja,
Were you successful when you tried connecting the JTAG to the TI eval board?
I am assuming you are c...
Michael Williamson
10:23 AM Software Development: Connecting JTAG to Mityarm board
Hi,
I have tried connecting JTAG XDS100V2 to the Mityarm evaluation board. Changed the boot options to give first ...
Raja Vankam

05/07/2012

12:01 PM PCB Development: RE: Power Management w/ MityARM
Mike,
Thanks for your response, it is really helpful to know how the PMIC is connected. I posted a question about...
Ali Asgar Sohanghpurwala
11:06 AM PCB Development: RE: Reg. JTAG Reset and SD Card connection
Hi Salam,
Thanks for the comments.
1. There is a 10K pull down on the JTAG Reset line so that the JTAG interfac...
Michael Williamson
09:55 AM PCB Development: Reg. JTAG Reset and SD Card connection

Hi,
As per the Mity carrier board design
1, the NRST of JTAG connector is permanently low,that means it is always...
ABDUL SALAM

05/04/2012

03:50 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Hi Mike,
Thanks for the information.
I will check on the details provided by you.
Regards,
Raja.
Raja Vankam
03:37 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Can you post your source code for the I2CTest (including the value of addr) and provide a specification to the device... Michael Williamson
03:18 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Hi Mike,
Thanks for your response.
I am using I2C1 and using from application as /dev/i2C-2. This change of pin...
Raja Vankam

05/03/2012

04:22 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Hi Raja,
Can you please post the full command lines for your output?
There are actually 3 I2C buses in play.
...
Michael Williamson
03:55 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Hi Tim,
Thanks for the reply.
Even my understanding is almost similar. But earlier I have tried with out connec...
Raja Vankam
01:34 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Raja
You can use the i2c utilties to test the bus. The output below is from scanning both I2C buses.
@root@mityarm-...
Tim Iskander
12:00 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Hi Tim,
Gentle reminder about the above response.
Could you please let me know how to go ahead.
Regards,
Raja.
Raja Vankam

05/02/2012

02:52 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Hi Tim,
In Mity arm board I2C1 is configured on mii1_crs. pin and in Am335x based board same I2c1 is on spi0_d1 pi...
Raja Vankam
02:37 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Raja
The EREMOTEIO error comes from drivers/i2c/busses/i2c-omap.c and is because there is no Ack from
bus request.
...
Tim Iskander
02:35 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Sorry i missed to mention file name details.
filename = /dev/i2c-2.
Raja Vankam
02:27 PM Software Development: RE: Usage of I2C1 to connect external peripheral
Hi,
Code i have used to access is mentioned below:
fd = open(filename, O_RDWR);
ioctl(fd, I2C_SLAVE, addr);
...
Raja Vankam
10:05 AM Software Development: Usage of I2C1 to connect external peripheral
Hi,
I am trying to use the I2C1 to communicate to the slave.
To probe the signals on Mity board, i am planning ...
Raja Vankam

04/30/2012

07:48 AM PCB Development: RE: Power Management w/ MityARM
Hi Ali,
Sorry for the delay in response, you have a lot of questions wrapped up in these two posts, and we haven't...
Michael Williamson

04/27/2012

11:57 AM PCB Development: RE: Power Management w/ MityARM
Sure enough after posting this I found the User's Guide for using TPS65910 with AM335x:
http://www.ti.com/lit/pdf/sw...
Ali Asgar Sohanghpurwala

04/26/2012

06:08 PM Software Development: RE: PIN mux details and modifications
I have tested these pins too
can_pin_mux[] = {
{"uart1_rxd.gpio0_14", AM33XX_PIN_OUTPUT},
{"uart1_txd.gpio0_15...
Raja Vankam
05:46 PM Software Development: RE: PIN mux details and modifications
Hi.
In your log file, you show modification of gpio 100.
The gpio offset on the linux command line needs to be ...
Michael Williamson
05:29 PM Software Development: RE: PIN mux details and modifications
Hi,
But i have changed the can_pin_mux and LCD_Data0 pins aswell. but even those are also not working. I have atta...
Raja Vankam
05:21 PM Software Development: RE: PIN mux details and modifications
Hi. OK.
From your log file, there is an error:
[ 0.079700] _omap_mux_get_by_name: Could not find signal lcd...
Michael Williamson
04:36 PM Software Development: RE: PIN mux details and modifications
Log file. Raja Vankam
04:25 PM Software Development: RE: PIN mux details and modifications
Hi Raja,
Can you also post your boot up text (dmesg)? I just want to check for any boot / pinmux error messages i...
Michael Williamson
04:08 PM Software Development: RE: PIN mux details and modifications
Attached the baseboard file for your refence.
Wanted to configure LCD_DATA pin to be configured as GPIO.
Thanks.
Raja Vankam
03:49 PM Software Development: RE: PIN mux details and modifications
Not yet (kind of bandwidth constrained, sorry).
You might try posting to the E2E site on TI's support site:
...
Michael Williamson
03:44 PM Software Development: RE: PIN mux details and modifications
Hi,
Do you have any updates for me regarding my approach on pinmux?
Thanks.
Raja Vankam
04:21 PM PCB Development: Power Management w/ MityARM
Hey,
We're trying to figure out how to utilized MityARM's power management capabilities in our design and this is ...
Ali Asgar Sohanghpurwala

04/25/2012

01:27 PM Software Development: RE: PIN mux details and modifications
Hi,
Thanks for your quick response.
I have tried the same by configuring LCD_data0 pin to GPIO. as lcd_data11.g...
Raja Vankam
01:08 PM Software Development: RE: PIN mux details and modifications
Hi,
So there are 3 steps to configuring a GPIO.
1) modify the baseboard file and ensure your issuing a pin mux ...
Michael Williamson
12:57 PM Software Development: RE: PIN mux details and modifications
Hi Mike,
To change the mux details i have defined the basic pin details to GPIO and added GPIO pin details to mux3...
Raja Vankam

04/23/2012

04:40 PM Software Development: RE: PIN mux details and modifications
Hi Mike,
Thanks for the information.
what are all the modifications we have to do if our board doesnot have any...
Raja Vankam

04/20/2012

10:44 AM Software Development: RE: Test application for drivers
For a linux system, GPIOs can be driven using sysfs via command line to modify the pins via the "gpiolib":http://www.... Michael Williamson
10:24 AM Software Development: Test application for drivers
Hi,
Do you have any test application to test the drivers such as GPIO and UART? Could you please share them?
Re...
Raja Vankam
10:38 AM Software Development: RE: PIN mux details and modifications
Are you using linux as your target OS? If you, you will need to update the pinmux settings in your baseboard-XXXX.c ... Michael Williamson
10:22 AM Software Development: PIN mux details and modifications
Hi,
I have to use more GPIOs in our design. I am thinking of using the pins assigned for CAN0 and CAN1 in Mityarm ...
Raja Vankam

04/19/2012

03:50 PM Software Development: RE: Is RMII possible with the MityARM-3359?
Yes,
It should be supported if you configure the pinmux accordingly. You will need to modify u-Boot in order to ...
Michael Williamson
03:22 PM Software Development: Is RMII possible with the MityARM-3359?
(posted on behalf of a customer)
Is RMII possible with the MityARM-3359? I didn’t see some on the alternate funct...
Thomas Catalino
03:31 PM Software Development: RE: Is there a linux driver for RMII or just RGMII for the MityARM-3359
We've only tried to use the RGMII port here. I'm fairly certain that RMII is supported, but you should contact TI on... Michael Williamson
03:24 PM Software Development: Is there a linux driver for RMII or just RGMII for the MityARM-3359
Is there a linux driver for RMII or just RGMII? Thomas Catalino
02:54 PM PCB Development: RE: ADC reference voltage data required
salam
The TI datasheet for the AM3359 [ http://www.ti.com/lit/ds/symlink/am3359.pdf ] recommends 1.8V for the ADC ci...
Tim Iskander
01:18 PM PCB Development: ADC reference voltage data required
Hi,
`A 3.3 V and 1.8 V are connected to the ADC reference voltage in your carrier board reference design, Can i con...
ABDUL SALAM
 

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