linux-phytec-ti

ARM: dts: add support for Vybrid running on Cortex-M4

This adds an initial device tree to run Linux on the Cortex-M4 on
the Vybrid based Colibri VF61 module.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>