Activity
From 04/24/2012 to 05/23/2012
05/21/2012
- 06:06 PM Software Development: RE: Flashing NAND from SD Card
- Hi Tim,
Do we have any answer on this.
I found one thing interesting from booting sequence of the board.
Below... - 11:05 AM Software Development: RE: Usage of I2C1 to connect external peripheral
- The error you are seeing is from the I2C device not seeing the proper ACK response from the I2C slave device when it ...
- 10:57 AM Software Development: RE: Usage of I2C1 to connect external peripheral
- Hi Mike,
I am coming back to you after long time. we have created setup with the slave connected on mityarm.
At...
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.
... - 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... - 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 ...
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... - 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... - Hi,
1. I have tried flashing NAND through SD boot. I have followed the steps mentioned in AM335x u-boot users guid...
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... - 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... - 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... - 11:53 AM Software Development: RE: Connecting JTAG to Mityarm board
- Hi,
Do we have some inputs on this topic please?
Thanks,
Raja.
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... - 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... - Hi,
I have tried connecting JTAG XDS100V2 to the Mityarm evaluation board. Changed the boot options to give first ...
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... - 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...
Hi,
As per the Mity carrier board design
1, the NRST of JTAG connector is permanently low,that means it is always...
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. - 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...
- 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...
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.
... - 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... - 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-... - 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.
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... - 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.
... - 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. - 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);
... - Hi,
I am trying to use the I2C1 to communicate to the slave.
To probe the signals on Mity board, i am planning ...
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...
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...
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... - 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 ... - 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... - 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... - 04:36 PM Software Development: RE: PIN mux details and modifications
- Log file.
- 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... - 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. - 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:
... - 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. - Hey,
We're trying to figure out how to utilized MityARM's power management capabilities in our design and this is ...
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... - 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 ... - 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...
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