linux-imx

LF-835-2 ARM: dts: imx7ulp-evk: add pinctrl for suspend

For imx7ulp, the power of pinctrl is lost during the system
susupend, so we need to restore the pinctrl value after resume.
Add one group pinctrl for "sleep" for both id and vbus pinctrl.

Reviewed-by: Jun Li <jun.li@nxp.com>
Acked-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>