2008-10-09 01:36:51     bf533ezkit /dev/video0 not created

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2008-10-09 01:36:51     bf533ezkit /dev/video0 not created

lujie yin (CHINA)

Message: 63298   

 

root:/> modprobe blackfin-cam                           

Linux video capture interface: v2.00                                  

driver for ADV7183B get_camops                            

ADV7183B: i2c driver ready

 

root:/> ffmpeg -f video4linux -r 10.0 -s 720x288 -i /dev/video0 -qscale 6 -f mjp                                                                              

eg

 

it have an error

 

/dev/video0: I/O error occured                            

Usually that means that input file is truncated and/or corrupted.

 

then I doing

 

root:/> modprobe i2c-bfin-twi

modprobe: module i2c-bfin-twi not found

modprobe: failed to load module i2c-bfin-twi

 

the i2c-bfin-twi do not support BF533 .THEN what should i do ?please help me ,thank you

 

 

 

 

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2008-10-09 01:52:08     Re: bf533ezkit /dev/video0 not created

Mike Frysinger (UNITED STATES)

Message: 63299   

 

if a Blackfin doesnt support hardware I2C, then you'll need to use the GPIO banging version

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2008-10-09 02:11:55     Re: bf533ezkit /dev/video0 not created

lujie yin (CHINA)

Message: 63300   

 

you mean that i need to modprobe i2c-gpio ?

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2008-10-09 02:16:06     Re: bf533ezkit /dev/video0 not created

Mike Frysinger (UNITED STATES)

Message: 63301   

 

the documentation for using software I2C can be found in the wiki:

http://docs.blackfin.uclinux.org/doku.php?id=i2c

 

otherwise, we've never tested the video on the BF533-EZKIT

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