Highlights:
-----------
- Make STM32 to select PINCTRL
- Introduce MACH_STM32F429 flag
* tag 'stm32-soc-for-v4.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mcoquelin/stm32:
ARM: mach-stm32: Select pinctrl
ARM: Kconfig: Introduce MACH_STM32F429 flag