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Commit f9274c37 authored by Phani Kumar Uppalapati's avatar Phani Kumar Uppalapati
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ASoC: wcd9335: Configure MBHC ground detection registers 



Configure wcd9335 codec registers to enable mbhc ground
detection used for accessory insertion/removal.

Change-Id: Ifd1ba80f915615806dbad03386d496fa8d0796cb
Signed-off-by: default avatarPhani Kumar Uppalapati <phaniu@codeaurora.org>
parent 1d7be653

sound/soc/codecs/wcd9335.c

+16 −0
Original line number Diff line number Diff line
@@ -1222,6 +1222,21 @@ complete_zdet: 
		tasha->zdet_gpio_cb(codec, false);

}



static void tasha_mbhc_gnd_det_ctrl(struct snd_soc_codec *codec, bool enable)

{

	if (enable) {

		snd_soc_update_bits(codec, WCD9335_ANA_MBHC_MECH,

				    0x02, 0x02);

		snd_soc_update_bits(codec, WCD9335_ANA_MBHC_MECH,

				    0x40, 0x40);

	} else {

		snd_soc_update_bits(codec, WCD9335_ANA_MBHC_MECH,

				    0x40, 0x00);

		snd_soc_update_bits(codec, WCD9335_ANA_MBHC_MECH,

				    0x02, 0x00);

	}

}



static const struct wcd_mbhc_cb mbhc_cb = {

	.request_irq = tasha_mbhc_request_irq,

	.irq_control = tasha_mbhc_irq_control,
@@ -1240,6 +1255,7 @@ static const struct wcd_mbhc_cb mbhc_cb = { 
	.get_hwdep_fw_cal = tasha_get_hwdep_fw_cal,

	.mbhc_micb_ctrl_thr_mic = tasha_mbhc_micb_ctrl_threshold_mic,

	.compute_impedance = tasha_wcd_mbhc_calc_impedance,

	.mbhc_gnd_det_ctrl = tasha_mbhc_gnd_det_ctrl,

};



static int tasha_get_anc_slot(struct snd_kcontrol *kcontrol,