linux-imx

ARM: dts: gemini: Fix up confused pin settings

The SL93512r board has its pin muxing set up for the wrong
ASIC: SL3516 instead of SL3512 that it is using. Fix it
up and reference the right GPIO for the WPS button.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>