[PATCH 1/2] touchscreen: sun4i-ts: A10 (sun4i) has double the temperature precision

Dmitry Torokhov dmitry.torokhov at gmail.com
Mon Jun 16 14:30:48 PDT 2014

Hi Hans,

On Mon, Jun 16, 2014 at 08:24:28PM +0200, Hans de Goede wrote:
> Testing has revealed that the temperature in the rtp controller of the A10
> (sun4i) SoC has a resolution of 50 milli degrees / step, where as the
> A13 (sun5i) and later models have 100 milli degrees / step.
> Add a new sun5i-a13-ts compatible to differentiate the newer models and
> set the resolution based on the compatible string.
> This fixes the temperature reported on the A10 being twice as high as expected.

Should we maybe add explicit temperature steps property so that we won;t
need to patch again if they decided to change resolution again?



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