Rasclock (PCF2127 ) Hardware Clock FreeBSD 12.0

[Stefan Parvu]

> 
> Why does it claim to have found a PCF2129 when the rpi i2c overlay only
> has an entry for 2127?  The driver will believe whatever is in the dts
> compatible string, it has no way to ask the chip at runtime what model
> it is.

If I understood right, Im using an updated version of the i2c-rtc.dtbo, which does include
things for 2129. I think. Take a look:
https://github.com/raspberrypi/firmware/issues/1190 <https://github.com/raspberrypi/firmware/issues/1190> 

So Im using the latest dtbo file which might know the 2129. 

Stefan