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Diffstat (limited to 'sound/soc/intel/boards/bdw-rt5677.c')
-rw-r--r--sound/soc/intel/boards/bdw-rt5677.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/bdw-rt5677.c b/sound/soc/intel/boards/bdw-rt5677.c
index 14d9693c1641..058b8ccedf02 100644
--- a/sound/soc/intel/boards/bdw-rt5677.c
+++ b/sound/soc/intel/boards/bdw-rt5677.c
@@ -16,6 +16,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <linux/acpi.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/gpio/consumer.h>
@@ -120,6 +121,26 @@ static struct snd_soc_jack_gpio mic_jack_gpio = {
.invert = 1,
};
+/* GPIO indexes defined by ACPI */
+enum {
+ RT5677_GPIO_PLUG_DET = 0,
+ RT5677_GPIO_MIC_PRESENT_L = 1,
+ RT5677_GPIO_HOTWORD_DET_L = 2,
+ RT5677_GPIO_DSP_INT = 3,
+ RT5677_GPIO_HP_AMP_SHDN_L = 4,
+};
+
+static const struct acpi_gpio_params plug_det_gpio = { RT5677_GPIO_PLUG_DET, 0, false };
+static const struct acpi_gpio_params mic_present_gpio = { RT5677_GPIO_MIC_PRESENT_L, 0, false };
+static const struct acpi_gpio_params headphone_enable_gpio = { RT5677_GPIO_HP_AMP_SHDN_L, 0, false };
+
+static const struct acpi_gpio_mapping bdw_rt5677_gpios[] = {
+ { "plug-det-gpios", &plug_det_gpio, 1 },
+ { "mic-present-gpios", &mic_present_gpio, 1 },
+ { "headphone-enable-gpios", &headphone_enable_gpio, 1 },
+ { NULL },
+};
+
static int broadwell_ssp0_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
@@ -184,6 +205,11 @@ static int bdw_rt5677_init(struct snd_soc_pcm_runtime *rtd)
snd_soc_card_get_drvdata(rtd->card);
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
+ int ret;
+
+ ret = devm_acpi_dev_add_driver_gpios(codec->dev, bdw_rt5677_gpios);
+ if (ret)
+ dev_warn(codec->dev, "Failed to add driver gpios\n");
/* Enable codec ASRC function for Stereo DAC/Stereo1 ADC/DMIC/I2S1.
* The ASRC clock source is clk_i2s1_asrc.