On 05/14/2018 03:16 PM, Pavel Machek wrote:
> On Mon 2018-05-14 15:13:34, Dan Murphy wrote:
>> Pavel
>>
>> On 05/14/2018 03:05 PM, Pavel Machek wrote:
>>> Hi!
>>>
>>>>> OK.
>>>>
>>>> OK I looked at the max776973 driver and well if the flash-max-microamp and
>>>> flash-max-timeout-us nodes are missing it sets a default value for each if 
>>>> the
>>>> node is not present.
>>>>
>>>> So should we remove this code from the Max77693 driver too and fail probe 
>>>> as being asked
>>>> in this driver?
>>>
>>> Well, modifying driver without access to the hardware is tricky
>>> :-(. If it does something stupid (like using other than minimum values
>>> for the flash-max-microamp/flash-max-timeout-us), it needs to be
>>> fixed.
>>
>> Well we should be able to test the probe/parse dt node and reject the probe 
>> if the node is not
>> present.  That can be done without HW the setup is done pretty early in the 
>> probe without even attempting to communicate
>> with the hardware.
>>
> 
> Well, yes, you can do that.
> 
> But if someone is actively using board with DT w/o flash-max-microamp,
> you'll make them unhappy.
> 

I grepped the dt directories and I did not find any upstream dt files 
configuring the max77693
with a flash led source.  Unless Jacek can point out an upstream file I may 
have over looked.

Unhappiness will come from not upstreaming your code ;)

Dan

> Best regards,
>                                                                       Pavel
> 


-- 
------------------
Dan Murphy

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