sound/soc/codecs/cs42l42.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * cs42l42.h -- CS42L42 ALSA SoC audio driver header
   4  *
   5  * Copyright 2016-2022 Cirrus Logic, Inc.
   6  *
   7  * Author: James Schulman <james.schulman@cirrus.com>
   8  * Author: Brian Austin <brian.austin@cirrus.com>
   9  * Author: Michael White <michael.white@cirrus.com>
  10  */
  11
  12 #ifndef __CS42L42_H__
  13 #define __CS42L42_H__
  14
  15 #include <linux/mutex.h>
  16 #include <sound/jack.h>
  17 #include <sound/cs42l42.h>
  18
  19 static const char *const cs42l42_supply_names[CS42L42_NUM_SUPPLIES] = {
  20         "VA",
  21         "VP",
  22         "VCP",
  23         "VD_FILT",
  24         "VL",
  25 };
  26
  27 struct  cs42l42_private {
  28         struct regmap *regmap;
  29         struct device *dev;
  30         struct regulator_bulk_data supplies[CS42L42_NUM_SUPPLIES];
  31         struct gpio_desc *reset_gpio;
  32         struct completion pdn_done;
  33         struct snd_soc_jack *jack;
  34         struct mutex irq_lock;
  35         int pll_config;
  36         int bclk;
  37         u32 sclk;
  38         u32 srate;
  39         u8 plug_state;
  40         u8 hs_type;
  41         u8 ts_inv;
  42         u8 ts_dbnc_rise;
  43         u8 ts_dbnc_fall;
  44         u8 btn_det_init_dbnce;
  45         u8 btn_det_event_dbnce;
  46         u8 bias_thresholds[CS42L42_NUM_BIASES];
  47         u8 hs_bias_ramp_rate;
  48         u8 hs_bias_ramp_time;
  49         u8 hs_bias_sense_en;
  50         u8 stream_use;
  51         bool hp_adc_up_pending;
  52         bool suspended;
  53 };
  54
  55 #endif /* __CS42L42_H__ */