arm: dts: rk3288-evb-rk818: set tsadc default pinctrl to gpio

When rockchip,hw-tshut-mode is 0, means that tshut mode is CRU,
then the pinctrl should default to be GPIO.

If the tshut mode is GPIO, then the pinctrl should default to be
OTP_OUT.

Change-Id: Ic6e53a96823baf4671f9bad261ed34586512634f
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>

Author: jayxurockchip

arch/arm/boot/dts/rk3288-evb-rk818.dts

@@ -330,6 +330,7 @@
 &tsadc {
 	rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
 	rockchip,hw-tshut-polarity = <1>; /* tshut polarity 0:LOW 1:HIGH */
+	pinctrl-1 = <&otp_gpio>;
 };
 
 &pinctrl {