On Thu, Jan 2, 2014 at 9:18 AM, Robert Nelson <[email protected]> wrote:
> On Thu, Jan 2, 2014 at 9:07 AM, Daniel Metcalf <[email protected]> wrote:
>> I have been trying to use these functions to determine the status of the
>> HDMI but always receive device is busy.
>>
>> I am trying to get at the interrupt from the HDMI that seems to be defined
>> in the reference manual. I2C does not seem to work under Angstrom or Ubuntu.
>> Any ideas as to where to start looking?
>
> That device is being utilized by drm drivers..  However you can use
> the "parse-edid" tool to read the edid value directly..
>
> root@beaglebone:~# uname -a
> Linux beaglebone 3.8.13-bone33 #1 SMP Sat Dec 21 17:11:36 UTC 2013
> armv7l GNU/Linux

Or you can access the registered device thru: /sys/bus/i2c/devices/

root@beaglebone:~# hexdump -e '8/1 "%c"' /sys/bus/i2c/devices/0-0050/eeprom

A335BNLT0A5A1513BBBK3949

(prints other random junk..)

Regards,

-- 
Robert Nelson
http://www.rcn-ee.com/

-- 
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