[PATCH/RFC 2/2] 5200: improve i2c bus error recovery

[Wolfgang Grandegger]

Albrecht Dreß wrote:
> Am 25.01.10 08:55 schrieb(en) Wolfgang Grandegger:
>> Albrecht Dreß wrote:
>>> Make the I2C adapter timeout configurable through a Device Tree
>>> property which gives the timeout in microseconds.
>>
>> My understanding is that software properties should not be defined via
>> the device tree. I think a sysfs entry is more appropriate.
> 
> Is the timeout really a /software/ property?  My feeling is that the
> timeout basically depends upon the bus clock and the chips attached to
> the bus.  Therefore, it is linked closer to the composition of the
> board's hardware as described in the device tree, than to any userland
> software.  Or am I totally wrong here?

Well, yes, it seems to be a border case.

Wolfgang.