[RFC] Split i.MX pinctrl groups

Shawn Guo shawn.guo at linaro.org
Thu Jul 18 07:59:18 EDT 2013


On Thu, Jul 18, 2013 at 09:46:07AM +0200, Sascha Hauer wrote:
> We currently introduce completely new pinctrl groups for each slight
> variant of the pinctrl setup of a device. For several devices the
> groups can be split into smaller groups to increase the flexibility
> and to reduce the devicetree sizes (both source and dtb).
> 
> For example SDHC controller groups can be split into a base group
> and an 8bit extension. The FEC groups can be split into base group
> and several MDIO groups. The UARTs can be split into a base group
> and RTS/CTS extensions.
> 
> Doing this makes the group names more obvious. Instead of having
> just index _1, _2 and so on we now have base_1, 8bit_1.
> 
> This is not meant for inclusion right now, just some preliminary
> patches to demonstrate the idea to see if this is acceptable/desired.

Yes, it makes sense to me.

Shawn




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