ARM: dts: sbc-t3730: add pinmux for usb hub reset

GPIO167 is used as SB-T35 baseboard USB Hub reset.
Add GPIO167 pinmux.
Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/omap3-sbc-t3730.dts

@@ -10,6 +10,17 @@ / {
 	compatible = "compulab,omap3-sbc-t3730", "compulab,omap3-cm-t3730", "ti,omap36xx", "ti,omap3";
 };
 
+&omap3_pmx_core {
+	pinctrl-names = "default";
+	pinctrl-0 = <&sb_t35_usb_hub_pins>;
+
+	sb_t35_usb_hub_pins: pinmux_sb_t35_usb_hub_pins {
+		pinctrl-single,pins = <
+			OMAP3_CORE1_IOPAD(0x2130, PIN_OUTPUT | MUX_MODE4) /* ccdc_wen.gpio_167 - SB-T35 USB HUB RST */
+		>;
+	};
+};
+
 &gpmc {
 	ranges = <5 0 0x2c000000 0x01000000>,
 		 <4 0 0x2d000000 0x01000000>;