"DRVDD", /* ADC Analog and Output Driver Voltage */
};
+static LIST_HEAD(reset_list);
+
struct aic3x_priv;
struct aic3x_disable_nb {
struct aic3x_setup_data *setup;
void *control_data;
unsigned int sysclk;
+ struct list_head list;
int master;
int gpio_reset;
int power;
return 0;
}
+static bool aic3x_is_shared_reset(struct aic3x_priv *aic3x)
+{
+ struct aic3x_priv *a;
+
+ list_for_each_entry(a, &reset_list, list) {
+ if (gpio_is_valid(aic3x->gpio_reset) &&
+ aic3x->gpio_reset == a->gpio_reset)
+ return true;
+ }
+
+ return false;
+}
+
static int aic3x_probe(struct snd_soc_codec *codec)
{
struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
int ret, i;
+ INIT_LIST_HEAD(&aic3x->list);
codec->control_data = aic3x->control_data;
aic3x->codec = codec;
codec->idle_bias_off = 1;
return ret;
}
- if (gpio_is_valid(aic3x->gpio_reset)) {
+ if (gpio_is_valid(aic3x->gpio_reset) &&
+ !aic3x_is_shared_reset(aic3x)) {
ret = gpio_request(aic3x->gpio_reset, "tlv320aic3x reset");
if (ret != 0)
goto err_gpio;
snd_soc_add_controls(codec, &aic3x_classd_amp_gain_ctrl, 1);
aic3x_add_widgets(codec);
+ list_add(&aic3x->list, &reset_list);
return 0;
&aic3x->disable_nb[i].nb);
regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
err_get:
- if (gpio_is_valid(aic3x->gpio_reset))
+ if (gpio_is_valid(aic3x->gpio_reset) &&
+ !aic3x_is_shared_reset(aic3x))
gpio_free(aic3x->gpio_reset);
err_gpio:
kfree(aic3x);
int i;
aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
- if (gpio_is_valid(aic3x->gpio_reset)) {
+ list_del(&aic3x->list);
+ if (gpio_is_valid(aic3x->gpio_reset) &&
+ !aic3x_is_shared_reset(aic3x)) {
gpio_set_value(aic3x->gpio_reset, 0);
gpio_free(aic3x->gpio_reset);
}