3fd6e7d9a1
Introduce a new codec driver for the Texas Instruments TAS5711/TAS5717/TAS5719 power amplifier chips. These chips are typically used to take an I2S digital audio input and drive 10-20W into a pair of speakers. Signed-off-by: Kevin Cernekee <cernekee@chromium.org> Signed-off-by: Mark Brown <broonie@kernel.org>
34 lines
854 B
C
34 lines
854 B
C
/*
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* TAS571x amplifier audio driver
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*
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* Copyright (C) 2015 Google, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef _TAS571X_H
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#define _TAS571X_H
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/* device registers */
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#define TAS571X_SDI_REG 0x04
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#define TAS571X_SDI_FMT_MASK 0x0f
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#define TAS571X_SYS_CTRL_2_REG 0x05
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#define TAS571X_SYS_CTRL_2_SDN_MASK 0x40
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#define TAS571X_SOFT_MUTE_REG 0x06
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#define TAS571X_SOFT_MUTE_CH1_SHIFT 0
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#define TAS571X_SOFT_MUTE_CH2_SHIFT 1
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#define TAS571X_SOFT_MUTE_CH3_SHIFT 2
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#define TAS571X_MVOL_REG 0x07
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#define TAS571X_CH1_VOL_REG 0x08
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#define TAS571X_CH2_VOL_REG 0x09
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#define TAS571X_OSC_TRIM_REG 0x1b
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#endif /* _TAS571X_H */
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