Re: [PATCHv3] hwmon: Add tc654 driver

[Chris Packham]

On 10/11/2016 02:22 AM, Guenter Roeck wrote:
>> +	if (val)
>> > +		data->config |= TC654_REG_CONFIG_DUTYC;
>> > +	else
>> > +		data->config &= ~TC654_REG_CONFIG_DUTYC;
> I just realized that this won't work as intended. Problem is that you
> only fill data->config when reading an attribute. So, if a set function
> is called prior to reading an attribute, data->config will be 0, and
> you end up overwriting the original configuration.
>

Should I just read it in the probe function or fill it in with the 
documented hardware defaults?