Usage of i2c_-Tools in Barebox

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Hi,

i'm using a phyFLEX-i.MX6 SBC and want to communicate with an external µC over I2C. I only want to read/set 1 register, so i tried to use the builtin i2c_read and i2c_write-Commands. The µC is connected to i2c-bus 1 of the device, so i tried to probe the hole bus with "i2c_bus 1 3 30". The command only answered with "i2c_probe: No such device". I tried also the busses 0-3, with the same result. I searched in the board.c sourcecode of the phyflex, but couldn't find i2c related stuff, so i think, i have to add the initalisation for the i2c.

Do i have to add the i2c-init in the boards/phytec-pfla02/board.c -file? Is there some documenation about this stuff?

Thank in advance,

Marcel

--
Dipl. Ing (FH) Marcel Behlau
(Software Developer)

ELFIN GmbH
Siegburger Straße 215
50679 Köln
Germany

Tel: +49 (221) 6778932-0
Fax: +49 (221) 6778932-2
marcel.behlau@xxxxxxxx
www.elfin.de


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