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ASoC: wcd: update sequence for impedance detection

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Update register sequence for impedance detection to
work on cajon and for backward compatibility with
previous targets.

Change-Id: I86831be2c36532ce4ac8f8344587309d7ebfb1ac
Signed-off-by: Simmi Pateriya <simmip@codeaurora.org>
This commit is contained in:
Simmi Pateriya 2015-08-03 14:55:51 +05:30 committed by Gerrit - the friendly Code Review server
parent cd86617027
commit 154e489545
1 changed files with 2 additions and 2 deletions
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4
sound/soc/codecs/msm8x16-wcd.c
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@ -524,13 +524,13 @@ static void msm8x16_wcd_mbhc_calc_impedance(struct wcd_mbhc *mbhc, uint32_t *zl,
reg3 = snd_soc_read(codec, MSM8X16_WCD_A_ANALOG_MICB_2_EN);
reg4 = snd_soc_read(codec, MSM8X16_WCD_A_ANALOG_MBHC_FSM_CTL);
/* disable FSM and micbias*/
/* disable FSM and micbias and enable pullup*/
snd_soc_update_bits(codec,
MSM8X16_WCD_A_ANALOG_MBHC_FSM_CTL,
0x80, 0x00);
snd_soc_update_bits(codec,
MSM8X16_WCD_A_ANALOG_MICB_2_EN,
0x80, 0x00);
0xA5, 0x25);
/*
* Enable legacy electrical detection current sources
* and disable fast ramp and enable manual switching