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ASoC: rt5663: Add the manual offset field to compensate the DC offset

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The patch adds the manual offset field in the devicetree to compensate the
DC offset that will be different between the PCB layout. It only can be
measured by the real production.

Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
oder_chiou@realtek.com
2017-07-10 11:14:56 +08:00
committed by Mark Brown
parent 09b8852c75
commit 450f0f6a8f
4 changed files with 77 additions and 5 deletions
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20
include/sound/rt5663.h Normal file
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@@ -0,0 +1,20 @@
/*
* linux/sound/rt5663.h -- Platform data for RT5663
*
* Copyright 2017 Realtek Semiconductor Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __LINUX_SND_RT5663_H
#define __LINUX_SND_RT5663_H
struct rt5663_platform_data {
unsigned int dc_offset_l_manual;
unsigned int dc_offset_r_manual;
};
#endif