[PATCH] pinctrl: establish pull-up/pull-down terminology

Stephen Warren swarren at wwwdotorg.org
Mon Jun 24 14:04:41 EDT 2013


On 06/21/2013 05:30 PM, Laurent Pinchart wrote:
> Hi Stephen,
> 
> On Friday 21 June 2013 13:06:47 Stephen Warren wrote:
...
>> IIRC the idea of the PULL_PIN_DEFAULT was to avoid having to specify
>> UP/DOWN for each pin/group, but could just say "default", which would
>> then reduce the number of pinctrl mapping table entries or pinctrl DT
>> property entries.
> 
> I may be mistaken, but I've understood the PULL_PIN_DEFAULT option as a way to 
> select the default bias configuration when the default value is hardware-
> controlled, not as a pure software option.

That's my understanding too.





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