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__ */ 56