ASoC: Remove ifdefs for GPIO_SYSFS

It is part of the GPIO API so should be stubbed appropriately.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/soc-jack.c b/sound/soc/soc-jack.c
index 6c5ebd3..ee4353f 100644
--- a/sound/soc/soc-jack.c
+++ b/sound/soc/soc-jack.c
@@ -341,10 +341,8 @@
 					gpios[i].gpio, ret);
 		}
 
-#ifdef CONFIG_GPIO_SYSFS
 		/* Expose GPIO value over sysfs for diagnostic purposes */
 		gpio_export(gpios[i].gpio, false);
-#endif
 
 		/* Update initial jack status */
 		snd_soc_jack_gpio_detect(&gpios[i]);
@@ -376,9 +374,7 @@
 	int i;
 
 	for (i = 0; i < count; i++) {
-#ifdef CONFIG_GPIO_SYSFS
 		gpio_unexport(gpios[i].gpio);
-#endif
 		free_irq(gpio_to_irq(gpios[i].gpio), &gpios[i]);
 		cancel_delayed_work_sync(&gpios[i].work);
 		gpio_free(gpios[i].gpio);