Re: [PATCH v3 4/4] Documentation: add LP3943 DT bindings and document

Lee Jones
2013-09-23T07:58:22Z

> >>+++ b/Documentation/lp3943.txt
> >>@@ -0,0 +1,62 @@
> >>+TI/National Semiconductor LP3943 MFD driver
> >>+===========================================

<snip>

> >Why do you need to document your driver in this way?
> >
> >If this stuff is really important (and most of it really isn't), then
> >put it either in the commit log or in the driver.
>
> Unnecessary documentation makes it noisy, but I think the LP3943
> still needs the driver documentation for better understanding.
>
> Many people think LP3943 is just LED driver, but I really want to
> share the application usages - PWM generators and GPIO expanders.
> If the driver just supports LED functionality, then it would be
> created as LED class driver. However, this patch-set enables more
> generic driver usages.
> So, this documentation would be helpful.
>
> And I want to keep the code and the documentation separate.
> If the link address is changed, then only documentation file will be
> modified, not source file.
>
> So, I'd like to create the fifth patch-set with new MFD
> documentation subdirectory.
> Additionally, LP3943 platform data example code will be added in the
> 'Documentation/mfd/lp3943.txt'. It's for a platform which doesn't
> support the device tree.

So, I'd actually like to get Sam's opinion on this.

NB: The documentation looks pretty rough at the moment. If we decide
to accept the concept, it will have to be adapted quite a bit before
full acceptance of the document will be granted.