ARM: dts: omap3-gta04: add pulldown/up settings for twl4030 gpio

Pullup and down settings were missing, so add them to avoid
floating pins and make headset detection working.
Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/omap3-gta04.dtsi

@@ -619,6 +619,19 @@ &mmc3 {
 	status = "disabled";
 };
 
+#define BIT(x) (1 << (x))
+&twl_gpio {
+	/* pullups: BIT(2) */
+	ti,pullups = <BIT(2)>;
+	/*
+	 * pulldowns:
+	 * BIT(0),  BIT(1), BIT(6), BIT(7), BIT(8), BIT(13)
+	 * BIT(15), BIT(16), BIT(17)
+	 */
+	ti,pulldowns = <(BIT(0) | BIT(1) | BIT(6) | BIT(7) | BIT(8) |
+			 BIT(13) | BIT(15) | BIT(16) | BIT(17))>;
+};
+
 &twl_keypad {
 	status = "disabled";
 };