[PATCH v3 4/4] ASoC: rt5645: Enable internal microphone and JD on ECS EF20

Chris Chiu chiu at endlessos.org
Mon Jan 11 06:41:41 CET 2021


On ECS EF20 series laptops, the internal mic is on DMIC2/IN2P.
And they need the inv_hp_det to make jack detection to work as
exoected.

Signed-off-by: Chris Chiu <chiu at endlessos.org>
---
  v2 -> v3:
        - restore the terminator {} of the dmi_platform_data[]
  v1 -> v2:
        - none

 sound/soc/codecs/rt5645.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 4fd91ee3cfaa..3c082c4ac3fc 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -3656,6 +3656,12 @@ static const struct rt5645_platform_data kahlee_platform_data = {
 	.jd_mode = 3,
 };
 
+static const struct rt5645_platform_data ecs_ef20_platform_data = {
+	.dmic1_data_pin = RT5645_DMIC1_DISABLE,
+	.dmic2_data_pin = RT5645_DMIC_DATA_IN2P,
+	.inv_hp_pol = 1,
+};
+
 static const struct acpi_gpio_params ef20_hp_detect = { 1, 0, false };
 
 static const struct acpi_gpio_mapping cht_rt5645_ef20_gpios[] = {
@@ -3804,6 +3810,7 @@ static const struct dmi_system_id dmi_platform_data[] = {
 		.matches = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "EF20"),
 		},
+		.driver_data = (void *)&ecs_ef20_platform_data,
 	},
 	{
 		.ident = "EF20EA",
@@ -3811,6 +3818,7 @@ static const struct dmi_system_id dmi_platform_data[] = {
 		.matches = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"),
 		},
+		.driver_data = (void *)&ecs_ef20_platform_data,
 	},
 	{ }
 };
-- 
2.20.1



More information about the Alsa-devel mailing list