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AS3543: Fix increasing noise and power consumption if booted through rolo

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Change-Id: I99fe6d09b15689e5dd0179714bbe363aed922d10
This commit is contained in:
Mihail Zenkov 2016-02-01 03:20:06 +00:00
parent e2f943f229
commit 840dacc718
1 changed files with 2 additions and 0 deletions
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2
firmware/drivers/audio/as3514.c
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@ -130,6 +130,8 @@ void audiohw_preinit(void)
ascodec_readbytes(0x0, AS3514_NUM_AUDIO_REGS, as3514_regs);
#ifdef HAVE_AS3543
/* Prevent increasing noise and power consumption if booted through rolo */
as3514_write(AS3514_HPH_OUT_L, 0x0);
as3514_write(AS3514_AUDIOSET1, AUDIOSET1_DAC_on);
as3514_write(AS3514_AUDIOSET2, AUDIOSET2_SUM_off | AUDIOSET2_AGC_off | AUDIOSET2_HPH_QUALITY_LOW_POWER);