On 16/11/16 16:39, Jyri Sarha wrote:
> On 11/16/16 15:33, Rob Herring wrote:
>>> +Optional properties
>>>> +  - reg: I2C address. If and only if present the driver node
>>>> +    should be placed into the i2c controller node where the
>>>> +    tfp410 i2c is connected to (the current implementation does
>>>> +    not yet support this).
>> So this chip can work without programming I guess?
>>
> 
> Yes. Just powering it up is enough for most application.

Right, and not only that, but in all the TI boards I have seen TFP410's
i2c pins are not even connected. The data sheet says "[TFP410] can be
controlled in two ways: 1) configuration and state pins or 2) the
programmable I2C serial interface".

 Tomi

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