ARM: OMAP: Support all four OMAP1610 GPIO trigger modes

(proposed by David Brownell)

Signed-off-by: Dirk Behme <dirk.behme_at_gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/plat-omap/gpio.c

@@ -452,10 +452,8 @@ static int _set_gpio_triggering(struct gpio_bank *bank, int gpio, int trigger)
 		l &= ~(3 << (gpio << 1));
 		if (trigger & __IRQT_RISEDGE)
 			l |= 2 << (gpio << 1);
-		else if (trigger & __IRQT_FALEDGE)
+		if (trigger & __IRQT_FALEDGE)
 			l |= 1 << (gpio << 1);
-		else
-			goto bad;
 		break;
 	case METHOD_GPIO_730:
 		reg += OMAP730_GPIO_INT_CONTROL;