Pull "Broadcom defconfig changes for 4.17" from Florian Fainelli:

This pull request contains multi_v7_defconfig changes for Broadcom
ARM-based SoC for 4.17, please pull the following:

- Tuomas enables the BCM2835 AUX driver which is necessary to provide
  console on the Raspberry Pi 3

- Stefan turns on support for the BCM43438 Bluetooth adapter connected
  via UART on the Raspberry Pi Zero Wireless and he also turns on
  support for the thermal driver on the Pi 2 and 3.

* tag 'arm-soc/for-4.17/defconfig' of https://github.com/Broadcom/stblinux:
  ARM: multi_v7_defconfig: Enable thermal driver for RPi 2/3
  ARM: bcm2385_defconfig: Enable BT support for BCM43438
  ARM: multi_v7_defconfig: Enable serial console on RPi 3