#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/dmi.h>
#include <linux/acpi.h>
#include <sound/core.h>
#include <sound/pcm.h>
} else {
*mic = false;
regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20);
+ regmap_update_bits(rt298->regmap,
+ RT298_CBJ_CTRL1, 0x0400, 0x0000);
}
} else {
regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
snd_soc_update_bits(codec,
VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
0x7080, 0x7000);
+ /* If MCLK doesn't exist, reset AD filter */
+ if (!(snd_soc_read(codec, RT298_VAD_CTRL) & 0x200)) {
+ pr_info("NO MCLK\n");
+ switch (nid) {
+ case RT298_ADC_IN1:
+ snd_soc_update_bits(codec,
+ RT298_D_FILTER_CTRL, 0x2, 0x2);
+ mdelay(10);
+ snd_soc_update_bits(codec,
+ RT298_D_FILTER_CTRL, 0x2, 0x0);
+ break;
+ case RT298_ADC_IN2:
+ snd_soc_update_bits(codec,
+ RT298_D_FILTER_CTRL, 0x4, 0x4);
+ mdelay(10);
+ snd_soc_update_bits(codec,
+ RT298_D_FILTER_CTRL, 0x4, 0x0);
+ break;
+ }
+ }
break;
case SND_SOC_DAPM_PRE_PMD:
snd_soc_update_bits(codec,
return 0;
}
-static int rt298_vref_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
-{
- struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
-
- switch (event) {
- case SND_SOC_DAPM_PRE_PMU:
- snd_soc_update_bits(codec,
- RT298_CBJ_CTRL1, 0x0400, 0x0000);
- mdelay(50);
- break;
- default:
- return 0;
- }
-
- return 0;
-}
-
static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1,
12, 1, NULL, 0),
SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1,
- 0, 1, rt298_vref_event, SND_SOC_DAPM_PRE_PMU),
+ 0, 1, NULL, 0),
SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2,
1, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2,
}
break;
- case SND_SOC_BIAS_ON:
- mdelay(30);
- snd_soc_update_bits(codec,
- RT298_CBJ_CTRL1, 0x0400, 0x0400);
-
- break;
-
case SND_SOC_BIAS_STANDBY:
snd_soc_write(codec,
RT298_SET_AUDIO_POWER, AC_PWRST_D3);
- snd_soc_update_bits(codec,
- RT298_CBJ_CTRL1, 0x0400, 0x0000);
break;
default:
};
MODULE_DEVICE_TABLE(acpi, rt298_acpi_match);
+static const struct dmi_system_id force_combo_jack_table[] = {
+ {
+ .ident = "Intel Broxton P",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P")
+ }
+ },
+ { }
+};
+
static int rt298_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
/* enable jack combo mode on supported devices */
acpiid = acpi_match_device(dev->driver->acpi_match_table, dev);
- if (acpiid) {
+ if (acpiid && acpiid->driver_data) {
rt298->pdata = *(struct rt298_platform_data *)
acpiid->driver_data;
}
+ if (dmi_check_system(force_combo_jack_table)) {
+ rt298->pdata.cbj_en = true;
+ rt298->pdata.gpio2_en = false;
+ }
+
/* VREF Charging */
regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80);
regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860);