+#define PREFIX "simple-audio-card,"
+
+#define asoc_simple_card_init_hp(card, sjack, prefix)\
+ asoc_simple_card_init_jack(card, sjack, 1, prefix)
+#define asoc_simple_card_init_mic(card, sjack, prefix)\
+ asoc_simple_card_init_jack(card, sjack, 0, prefix)
+static int asoc_simple_card_init_jack(struct snd_soc_card *card,
+ struct asoc_simple_jack *sjack,
+ int is_hp, char *prefix)
+{
+ struct device *dev = card->dev;
+ enum of_gpio_flags flags;
+ char prop[128];
+ char *pin_name;
+ char *gpio_name;
+ int mask;
+ int det;
+
+ sjack->gpio.gpio = -ENOENT;
+
+ if (is_hp) {
+ snprintf(prop, sizeof(prop), "%shp-det-gpio", prefix);
+ pin_name = "Headphones";
+ gpio_name = "Headphone detection";
+ mask = SND_JACK_HEADPHONE;
+ } else {
+ snprintf(prop, sizeof(prop), "%smic-det-gpio", prefix);
+ pin_name = "Mic Jack";
+ gpio_name = "Mic detection";
+ mask = SND_JACK_MICROPHONE;
+ }
+
+ det = of_get_named_gpio_flags(dev->of_node, prop, 0, &flags);
+ if (det == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+
+ if (gpio_is_valid(det)) {
+ sjack->pin.pin = pin_name;
+ sjack->pin.mask = mask;
+
+ sjack->gpio.name = gpio_name;
+ sjack->gpio.report = mask;
+ sjack->gpio.gpio = det;
+ sjack->gpio.invert = !!(flags & OF_GPIO_ACTIVE_LOW);
+ sjack->gpio.debounce_time = 150;
+
+ snd_soc_card_jack_new(card, pin_name, mask,
+ &sjack->jack,
+ &sjack->pin, 1);
+
+ snd_soc_jack_add_gpios(&sjack->jack, 1,
+ &sjack->gpio);
+ }
+
+ return 0;
+}
+
+static void asoc_simple_card_remove_jack(struct asoc_simple_jack *sjack)
+{
+ if (gpio_is_valid(sjack->gpio.gpio))
+ snd_soc_jack_free_gpios(&sjack->jack, 1, &sjack->gpio);
+}
+