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| author | James Schulman <james.schulman@cirrus.com> | 2016-11-07 14:38:37 -0600 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-11-09 13:50:14 +0000 |
| commit | 2c394ca79604b404fe60218670ab301ecb758b34 (patch) | |
| tree | 6fdd5e472fd096dbad7a7c753edb2f3f1ac8f056 /include/dt-bindings | |
| parent | 55060feefcdff692ace47b1a2346998dfcd4bcb5 (diff) | |
| download | linux-stable-2c394ca79604b404fe60218670ab301ecb758b34.tar.gz linux-stable-2c394ca79604b404fe60218670ab301ecb758b34.tar.bz2 linux-stable-2c394ca79604b404fe60218670ab301ecb758b34.zip | |
ASoC: Add support for CS42L42 codec
Add support for Cirrus Logic CS42L42 codec. SoundWire support
is not enabled. Features support for I2C control and I2S audio.
Signed-off-by: James Schulman <james.schulman@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/dt-bindings')
| -rw-r--r-- | include/dt-bindings/sound/cs42l42.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/include/dt-bindings/sound/cs42l42.h b/include/dt-bindings/sound/cs42l42.h new file mode 100644 index 000000000000..399a123aed58 --- /dev/null +++ b/include/dt-bindings/sound/cs42l42.h @@ -0,0 +1,73 @@ +/* + * cs42l42.h -- CS42L42 ALSA SoC audio driver DT bindings header + * + * Copyright 2016 Cirrus Logic, Inc. + * + * Author: James Schulman <james.schulman@cirrus.com> + * Author: Brian Austin <brian.austin@cirrus.com> + * Author: Michael White <michael.white@cirrus.com> + * + * 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 __DT_CS42L42_H +#define __DT_CS42L42_H + +/* HPOUT Load Capacity */ +#define CS42L42_HPOUT_LOAD_1NF 0 +#define CS42L42_HPOUT_LOAD_10NF 1 + +/* HPOUT Clamp to GND Overide */ +#define CS42L42_HPOUT_CLAMP_EN 0 +#define CS42L42_HPOUT_CLAMP_DIS 1 + +/* Tip Sense Inversion */ +#define CS42L42_TS_INV_DIS 0 +#define CS42L42_TS_INV_EN 1 + +/* Tip Sense Debounce */ +#define CS42L42_TS_DBNCE_0 0 +#define CS42L42_TS_DBNCE_125 1 +#define CS42L42_TS_DBNCE_250 2 +#define CS42L42_TS_DBNCE_500 3 +#define CS42L42_TS_DBNCE_750 4 +#define CS42L42_TS_DBNCE_1000 5 +#define CS42L42_TS_DBNCE_1250 6 +#define CS42L42_TS_DBNCE_1500 7 + +/* Button Press Software Debounce Times */ +#define CS42L42_BTN_DET_INIT_DBNCE_MIN 0 +#define CS42L42_BTN_DET_INIT_DBNCE_DEFAULT 100 +#define CS42L42_BTN_DET_INIT_DBNCE_MAX 200 + +#define CS42L42_BTN_DET_EVENT_DBNCE_MIN 0 +#define CS42L42_BTN_DET_EVENT_DBNCE_DEFAULT 10 +#define CS42L42_BTN_DET_EVENT_DBNCE_MAX 20 + +/* Button Detect Level Sensitivities */ +#define CS42L42_NUM_BIASES 4 + +#define CS42L42_HS_DET_LEVEL_15 0x0F +#define CS42L42_HS_DET_LEVEL_8 0x08 +#define CS42L42_HS_DET_LEVEL_4 0x04 +#define CS42L42_HS_DET_LEVEL_1 0x01 + +#define CS42L42_HS_DET_LEVEL_MIN 0 +#define CS42L42_HS_DET_LEVEL_MAX 0x3F + +/* HS Bias Ramp Rate */ + +#define CS42L42_HSBIAS_RAMP_FAST_RISE_SLOW_FALL 0 +#define CS42L42_HSBIAS_RAMP_FAST 1 +#define CS42L42_HSBIAS_RAMP_SLOW 2 +#define CS42L42_HSBIAS_RAMP_SLOWEST 3 + +#define CS42L42_HSBIAS_RAMP_TIME0 10 +#define CS42L42_HSBIAS_RAMP_TIME1 40 +#define CS42L42_HSBIAS_RAMP_TIME2 90 +#define CS42L42_HSBIAS_RAMP_TIME3 170 + +#endif /* __DT_CS42L42_H */ |