[PATCH v2 2/2] Input: tegra-kbc - add default chromeos map

Dmitry Torokhov dmitry.torokhov at gmail.com
Wed Dec 28 01:50:13 EST 2011


On Tue, Dec 27, 2011 at 10:19:30PM -0800, Olof Johansson wrote:
> This adds a simple way to specify the ChromeOS-specific keyboard map
> instead of the "standard" map that is used on other Tegra devices such
> as Harmony-with-keyboard and Seaboard.
> 
> I expect the number of different keyboard layouts to be quite limited,
> and not many should be added over time. So instead of encoding the layout
> in the device tree, with all the can of worms that entails w.r.t. agreeing
> on a suitable binding, just add a property to specify that this is the
> map to be used, and include it in the driver.
> 
> If, over time, the number of mappings increase, the binding can be
> updated to include a custom map as a new property, without having to
> worry about backwards compatibility on existing devices.
> 

I'd rather we did not make shortcuts and did the proper DT binding.
Samsung folks want the similar thing so making a generic DT keymap
parser and using it in the driver would be the best way.

Another option is to simply loading proper keymap by the early
userspace.

Thanks.

-- 
Dmitry



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