On Tue, Oct 18, 2016 at 7:36 AM, DriesS <steenhouwer.dr...@gmail.com> wrote:
> Hi All,
>
> Hi, I use beaglebone black with kernel 3.8.13-bone68 before and there the
> i2c address binding was as follow:
>
> lrwxrwxrwx 1 root root 0 Oct 13 17:09 i2c-0 ->
> ../../devices/ocp.3/44e0b000.i2c/i2c-0/i2c-dev/i2c-0
> lrwxrwxrwx 1 root root 0 Oct 13 17:09 i2c-1 ->
> ../../devices/ocp.3/4819c000.i2c/i2c-1/i2c-dev/i2c-1
> lrwxrwxrwx 1 root root 0 Oct 13 17:09 i2c-2 ->
> ../../devices/ocp.3/4802a000.i2c/i2c-2/i2c-dev/i2c-2
>
> When I now test the new kernel beaglebone 4.4.9-ti-r25 the address binding
> is :
>
> lrwxrwxrwx 1 root root 0 Jan  1  2000 i2c-0 ->
> ../../devices/platform/ocp/44e0b000.i2c/i2c-0/i2c-dev/i2c-0
> lrwxrwxrwx 1 root root 0 Oct 18 12:21 i2c-1 ->
> ../../devices/platform/ocp/4802a000.i2c/i2c-1/i2c-dev/i2c-1
> lrwxrwxrwx 1 root root 0 Jan  1  2000 i2c-2 ->
> ../../devices/platform/ocp/4819c000.i2c/i2c-2/i2c-dev/i2c-2
>
>
>
> It seems that i2c-1 and i2c-2 are inversed. Is this normal?

Correct, they were reversed in 3.8.13..

> Can I change this binding or do I need to rewrite my software?

it shouldn't take you that long to change a 1 -> 2...

Regards,

-- 
Robert Nelson
https://rcn-ee.com/

-- 
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