diff options
author | Kevin Cernekee <cernekee@chromium.org> | 2015-05-04 02:00:18 +0200 |
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committer | Mark Brown <broonie@kernel.org> | 2015-05-04 13:46:25 +0200 |
commit | 3fd6e7d9a146e2e0b55f428d8d4d500ca86909f5 (patch) | |
tree | 0894269b5684ff0a324e465343c1451520a26332 /sound/soc/codecs/tas571x.h | |
parent | ASoC: tas571x: Add DT binding document (diff) | |
download | linux-3fd6e7d9a146e2e0b55f428d8d4d500ca86909f5.tar.xz linux-3fd6e7d9a146e2e0b55f428d8d4d500ca86909f5.zip |
ASoC: tas571x: New driver for TI TAS571x power amplifiers
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>
Diffstat (limited to 'sound/soc/codecs/tas571x.h')
-rw-r--r-- | sound/soc/codecs/tas571x.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sound/soc/codecs/tas571x.h b/sound/soc/codecs/tas571x.h new file mode 100644 index 000000000000..0aee471232cd --- /dev/null +++ b/sound/soc/codecs/tas571x.h @@ -0,0 +1,33 @@ +/* + * TAS571x amplifier audio driver + * + * Copyright (C) 2015 Google, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef _TAS571X_H +#define _TAS571X_H + +/* device registers */ +#define TAS571X_SDI_REG 0x04 +#define TAS571X_SDI_FMT_MASK 0x0f + +#define TAS571X_SYS_CTRL_2_REG 0x05 +#define TAS571X_SYS_CTRL_2_SDN_MASK 0x40 + +#define TAS571X_SOFT_MUTE_REG 0x06 +#define TAS571X_SOFT_MUTE_CH1_SHIFT 0 +#define TAS571X_SOFT_MUTE_CH2_SHIFT 1 +#define TAS571X_SOFT_MUTE_CH3_SHIFT 2 + +#define TAS571X_MVOL_REG 0x07 +#define TAS571X_CH1_VOL_REG 0x08 +#define TAS571X_CH2_VOL_REG 0x09 + +#define TAS571X_OSC_TRIM_REG 0x1b + +#endif /* _TAS571X_H */ |