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-rw-r--r--sound/soc/codecs/da7219-aad.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/soc/codecs/da7219-aad.c b/sound/soc/codecs/da7219-aad.c
index 7998fdd3b378..e7d8c33e02cc 100644
--- a/sound/soc/codecs/da7219-aad.c
+++ b/sound/soc/codecs/da7219-aad.c
@@ -60,6 +60,9 @@ static void da7219_aad_btn_det_work(struct work_struct *work)
bool micbias_up = false;
int retries = 0;
+ /* Disable ground switch */
+ snd_soc_component_update_bits(component, 0xFB, 0x01, 0x00);
+
/* Drive headphones/lineout */
snd_soc_component_update_bits(component, DA7219_HP_L_CTRL,
DA7219_HP_L_AMP_OE_MASK,
@@ -153,6 +156,9 @@ static void da7219_aad_hptest_work(struct work_struct *work)
tonegen_freq_hptest = cpu_to_le16(DA7219_AAD_HPTEST_RAMP_FREQ_INT_OSC);
}
+ /* Disable ground switch */
+ snd_soc_component_update_bits(component, 0xFB, 0x01, 0x00);
+
/* Ensure gain ramping at fastest rate */
gain_ramp_ctrl = snd_soc_component_read(component, DA7219_GAIN_RAMP_CTRL);
snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_X8);
@@ -444,6 +450,9 @@ static irqreturn_t da7219_aad_irq_thread(int irq, void *data)
snd_soc_dapm_disable_pin(dapm, "Mic Bias");
snd_soc_dapm_sync(dapm);
+ /* Enable ground switch */
+ snd_soc_component_update_bits(component, 0xFB, 0x01, 0x01);
+
/* Cancel any pending work */
cancel_work_sync(&da7219_aad->btn_det_work);
cancel_work_sync(&da7219_aad->hptest_work);
@@ -899,6 +908,9 @@ int da7219_aad_init(struct snd_soc_component *component)
snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1,
DA7219_BUTTON_CONFIG_MASK, 0);
+ /* Enable ground switch */
+ snd_soc_component_update_bits(component, 0xFB, 0x01, 0x01);
+
INIT_WORK(&da7219_aad->btn_det_work, da7219_aad_btn_det_work);
INIT_WORK(&da7219_aad->hptest_work, da7219_aad_hptest_work);