linux-phytec-ti

ARM: dts: qs600: Add missing pinctrl property for gsbi7 uart

This patch adds missing 2pin uart pinctrl property to gsbi7 uart on
CM-QS600.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Andy Gross <agross@codeaurora.org>