On at least one laptop (ECS EF20EA) the 'hp-detect' GPIO is defined in
the DSDT table by the ACPI GpioIo resources in _CRS. The GPIO related
information should be mapped to the rt5645 driver to enable the jack
detection also on non-DT platforms.
Signed-off-by: Chris Chiu <chiu@xxxxxxxxxxxxx>
---
v2 -> v3:
- restore the terminator {} of the dmi_platform_data[]
v1 -> v2:
- none
sound/soc/codecs/rt5645.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 420003d062c7..af8f95644f11 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -42,6 +42,8 @@ static unsigned int quirk = -1;
module_param(quirk, uint, 0444);
MODULE_PARM_DESC(quirk, "RT5645 pdata quirk override");
+static const struct acpi_gpio_mapping *cht_rt5645_gpios;
+
#define RT5645_DEVICE_ID 0x6308
#define RT5650_DEVICE_ID 0x6419
@@ -3848,6 +3850,10 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
rt5645->pdata.dmic2_data_pin = QUIRK_DMIC2_DATA_PIN(quirk);
}
+ if (cht_rt5645_gpios && has_acpi_companion(&i2c->dev))
+ if (devm_acpi_dev_add_driver_gpios(&i2c->dev, cht_rt5645_gpios))
+ dev_dbg(&i2c->dev, "Failed to add driver gpios\n");
+
rt5645->gpiod_hp_det = devm_gpiod_get_optional(&i2c->dev, "hp-detect",
GPIOD_IN);
--
2.20.1
