ARM: dts: atlas7: add pinctrl and gpio descriptions
ARM: dts: atlas7: add pinctrl and gpio descriptions

This patch adds pinctrl and gpio stuff according to the atlas7
pinctrl driver.

Signed-off-by: Wei Chen <7bda119aa2bd1d28c0fb067e862b11d5acc5fc93@csr.com>
Signed-off-by: Barry Song <a856445693a373abed3e477bd705f7011cbd8a1d@csr.com>
Acked-by: Linus Walleij <9cd9d802d23c0ed5e224beabf4ae4a5c478746ef@linaro.org>

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