stm32f4: Add STM32F413 Nucleo board

Add necessary board files, pinmux and device tree in order to have a
usable debug console.

Origin: Original

Change-Id: I280320700352fd36a544c03f4e57d2eeec2449e5
Signed-off-by: Florian Vaussard <florian.vaussard@heig-vd.ch>
18 files changed