Fetch calibration data for thermal monitor

- Thermal calibration data is stored in fuses on the device. Enable the
efuse module to let us pull the data via the nvmem APIs.
- In the thermal driver, pull the calibration data via nvmem, using
indices derived from the old 4.4 kernel.

Change-Id: I540d42e5058ff414fcef42e30407426774b4e1bb
2 files changed