Since hardware may invert detect GPIO of headphone or mic, add one
property to support software invert.
Signed-off-by: Jianqun <[email protected]>
---
sound/soc/generic/simple-card.c | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
index d1b7293..f1bb537 100644
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -29,7 +29,9 @@ struct simple_card_data {
} *dai_props;
unsigned int mclk_fs;
int gpio_hp_det;
+ int gpio_hp_det_invert;
int gpio_mic_det;
+ int gpio_mic_det_invert;
struct snd_soc_dai_link dai_link[]; /* dynamically allocated */
};
@@ -148,6 +150,7 @@ static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd)
simple_card_hp_jack_pins);
simple_card_hp_jack_gpio.gpio = priv->gpio_hp_det;
+ simple_card_hp_jack_gpio.invert = priv->gpio_hp_det_invert;
snd_soc_jack_add_gpios(&simple_card_hp_jack, 1,
&simple_card_hp_jack_gpio);
}
@@ -159,6 +162,7 @@ static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd)
ARRAY_SIZE(simple_card_mic_jack_pins),
simple_card_mic_jack_pins);
simple_card_mic_jack_gpio.gpio = priv->gpio_mic_det;
+ simple_card_mic_jack_gpio.invert = priv->gpio_mic_det_invert;
snd_soc_jack_add_gpios(&simple_card_mic_jack, 1,
&simple_card_mic_jack_gpio);
}
@@ -381,6 +385,7 @@ static int asoc_simple_card_parse_of(struct device_node *node,
struct simple_card_data *priv)
{
struct device *dev = simple_priv_to_dev(priv);
+ enum of_gpio_flags flags;
u32 val;
int ret;
@@ -436,13 +441,15 @@ static int asoc_simple_card_parse_of(struct device_node *node,
return ret;
}
- priv->gpio_hp_det = of_get_named_gpio(node,
- "simple-audio-card,hp-det-gpio", 0);
+ priv->gpio_hp_det = of_get_named_gpio_flags(node,
+ "simple-audio-card,hp-det-gpio", 0, &flags);
+ priv->gpio_hp_det_invert = !!(flags & OF_GPIO_ACTIVE_LOW);
if (priv->gpio_hp_det == -EPROBE_DEFER)
return -EPROBE_DEFER;
- priv->gpio_mic_det = of_get_named_gpio(node,
- "simple-audio-card,mic-det-gpio", 0);
+ priv->gpio_mic_det = of_get_named_gpio_flags(node,
+ "simple-audio-card,mic-det-gpio", 0, &flags);
+ priv->gpio_mic_det_invert = !!(flags & OF_GPIO_ACTIVE_LOW);
if (priv->gpio_mic_det == -EPROBE_DEFER)
return -EPROBE_DEFER;
--
1.9.1
On Sat, Nov 01, 2014 at 11:22:18AM +0800, Jianqun wrote:
> Since hardware may invert detect GPIO of headphone or mic, add one
> property to support software invert.
Applied, thanks.