pinctrl: u300 device tree support
pinctrl: u300 device tree support

This adds a simple device tree compat string for the U300 pin
controller. The base address is already passed properly as
a resource and everything works fine.

Signed-off-by: Linus Walleij <9cd9d802d23c0ed5e224beabf4ae4a5c478746ef@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs