[RFC PATCH 1/4] Documentation: mmc: add description for new caps

[Rob Herring]

On Wed, Jun 08, 2016 at 04:20:21PM +0800, Shawn Lin wrote:
> Let's add some basic description for cap-no-sdio,
> cap-no-sd and cap-no-mmc.

This doesn't say why.

If you know what is there, then there's a better way to do this. Look at 
the child nodes because chances are if you have something soldered down 
like SDIO or eMMC, then you have a child node already for resets, 
regulators, etc.

Rob