[PATCH 2/3] arm: kirkwood: factor pinmux descriptors for OpenBlocks A6

Andrew Lunn andrew at lunn.ch
Thu Mar 7 01:22:55 EST 2013


On Wed, Mar 06, 2013 at 08:16:46PM +0100, Thomas Petazzoni wrote:
> Dear Andrew Lunn,
> 
> On Wed, 6 Mar 2013 19:16:48 +0100, Andrew Lunn wrote:
> 
> > There is no need to pinmux gpio pins at all. The pinctrl driver does
> > it when the gpio driver requests the pins.
> 
> Right, that's true. I knew about this, but since the pinmux
> configuration was made explicit for those GPIOs, I thought the original
> author(s) of this .dts did this intentionally. For example, it somewhat
> documents the 8 GPIOs that are available in the bottom connector of the
> OpenBlocks A6. They are not tied to anyway particular device, so they
> wouldn't appear anywhere in the DT. Ditto for the DIP switch GPIOs. Do
> you also want those to be removed from the DT?

Hi Thomas

Good point. They are not required, but don't harm. So yes, leave them
there for documentation purposes.

      Andrew



More information about the linux-arm-kernel mailing list