1/* SPDX-License-Identifier: GPL-2.0 */ 2 3#ifndef __WCD_MBHC_V2_H__ 4#define __WCD_MBHC_V2_H__ 5 6#include <sound/jack.h> 7 8#define WCD_MBHC_FIELD(id, rreg, rmask) \ 9 [id] = { .reg = rreg, .mask = rmask } 10 11enum wcd_mbhc_field_function { 12 WCD_MBHC_L_DET_EN, 13 WCD_MBHC_GND_DET_EN, 14 WCD_MBHC_MECH_DETECTION_TYPE, 15 WCD_MBHC_MIC_CLAMP_CTL, 16 WCD_MBHC_ELECT_DETECTION_TYPE, 17 WCD_MBHC_HS_L_DET_PULL_UP_CTRL, 18 WCD_MBHC_HS_L_DET_PULL_UP_COMP_CTRL, 19 WCD_MBHC_HPHL_PLUG_TYPE, 20 WCD_MBHC_GND_PLUG_TYPE, 21 WCD_MBHC_SW_HPH_LP_100K_TO_GND, 22 WCD_MBHC_ELECT_SCHMT_ISRC, 23 WCD_MBHC_FSM_EN, 24 WCD_MBHC_INSREM_DBNC, 25 WCD_MBHC_BTN_DBNC, 26 WCD_MBHC_HS_VREF, 27 WCD_MBHC_HS_COMP_RESULT, 28 WCD_MBHC_IN2P_CLAMP_STATE, 29 WCD_MBHC_MIC_SCHMT_RESULT, 30 WCD_MBHC_HPHL_SCHMT_RESULT, 31 WCD_MBHC_HPHR_SCHMT_RESULT, 32 WCD_MBHC_OCP_FSM_EN, 33 WCD_MBHC_BTN_RESULT, 34 WCD_MBHC_BTN_ISRC_CTL, 35 WCD_MBHC_ELECT_RESULT, 36 WCD_MBHC_MICB_CTRL, /* Pull-up and micb control */ 37 WCD_MBHC_HPH_CNP_WG_TIME, 38 WCD_MBHC_HPHR_PA_EN, 39 WCD_MBHC_HPHL_PA_EN, 40 WCD_MBHC_HPH_PA_EN, 41 WCD_MBHC_SWCH_LEVEL_REMOVE, 42 WCD_MBHC_PULLDOWN_CTRL, 43 WCD_MBHC_ANC_DET_EN, 44 WCD_MBHC_FSM_STATUS, 45 WCD_MBHC_MUX_CTL, 46 WCD_MBHC_MOISTURE_STATUS, 47 WCD_MBHC_HPHR_GND, 48 WCD_MBHC_HPHL_GND, 49 WCD_MBHC_HPHL_OCP_DET_EN, 50 WCD_MBHC_HPHR_OCP_DET_EN, 51 WCD_MBHC_HPHL_OCP_STATUS, 52 WCD_MBHC_HPHR_OCP_STATUS, 53 WCD_MBHC_ADC_EN, 54 WCD_MBHC_ADC_COMPLETE, 55 WCD_MBHC_ADC_TIMEOUT, 56 WCD_MBHC_ADC_RESULT, 57 WCD_MBHC_MICB2_VOUT, 58 WCD_MBHC_ADC_MODE, 59 WCD_MBHC_DETECTION_DONE, 60 WCD_MBHC_ELECT_ISRC_EN, 61 WCD_MBHC_REG_FUNC_MAX, 62}; 63 64#define WCD_MBHC_DEF_BUTTONS 8 65#define WCD_MBHC_KEYCODE_NUM 8 66#define WCD_MBHC_USLEEP_RANGE_MARGIN_US 100 67#define WCD_MBHC_THR_HS_MICB_MV 2700 68#define WCD_MONO_HS_MIN_THR 2 69 70enum wcd_mbhc_detect_logic { 71 WCD_DETECTION_LEGACY, 72 WCD_DETECTION_ADC, 73}; 74 75enum wcd_mbhc_cs_mb_en_flag { 76 WCD_MBHC_EN_CS = 0, 77 WCD_MBHC_EN_MB, 78 WCD_MBHC_EN_PULLUP, 79 WCD_MBHC_EN_NONE, 80}; 81 82enum { 83 WCD_MBHC_ELEC_HS_INS, 84 WCD_MBHC_ELEC_HS_REM, 85}; 86 87enum wcd_mbhc_plug_type { 88 MBHC_PLUG_TYPE_INVALID = -1, 89 MBHC_PLUG_TYPE_NONE, 90 MBHC_PLUG_TYPE_HEADSET, 91 MBHC_PLUG_TYPE_HEADPHONE, 92 MBHC_PLUG_TYPE_HIGH_HPH, 93 MBHC_PLUG_TYPE_GND_MIC_SWAP, 94}; 95 96enum pa_dac_ack_flags { 97 WCD_MBHC_HPHL_PA_OFF_ACK = 0, 98 WCD_MBHC_HPHR_PA_OFF_ACK, 99}; 100 101enum wcd_mbhc_btn_det_mem { 102 WCD_MBHC_BTN_DET_V_BTN_LOW, 103 WCD_MBHC_BTN_DET_V_BTN_HIGH 104}; 105 106enum { 107 MIC_BIAS_1 = 1, 108 MIC_BIAS_2, 109 MIC_BIAS_3, 110 MIC_BIAS_4 111}; 112 113enum { 114 MICB_PULLUP_ENABLE, 115 MICB_PULLUP_DISABLE, 116 MICB_ENABLE, 117 MICB_DISABLE, 118}; 119 120enum wcd_notify_event { 121 WCD_EVENT_INVALID, 122 /* events for micbias ON and OFF */ 123 WCD_EVENT_PRE_MICBIAS_2_OFF, 124 WCD_EVENT_POST_MICBIAS_2_OFF, 125 WCD_EVENT_PRE_MICBIAS_2_ON, 126 WCD_EVENT_POST_MICBIAS_2_ON, 127 WCD_EVENT_PRE_DAPM_MICBIAS_2_OFF, 128 WCD_EVENT_POST_DAPM_MICBIAS_2_OFF, 129 WCD_EVENT_PRE_DAPM_MICBIAS_2_ON, 130 WCD_EVENT_POST_DAPM_MICBIAS_2_ON, 131 /* events for PA ON and OFF */ 132 WCD_EVENT_PRE_HPHL_PA_ON, 133 WCD_EVENT_POST_HPHL_PA_OFF, 134 WCD_EVENT_PRE_HPHR_PA_ON, 135 WCD_EVENT_POST_HPHR_PA_OFF, 136 WCD_EVENT_PRE_HPHL_PA_OFF, 137 WCD_EVENT_PRE_HPHR_PA_OFF, 138 WCD_EVENT_OCP_OFF, 139 WCD_EVENT_OCP_ON, 140 WCD_EVENT_LAST, 141}; 142 143enum wcd_mbhc_event_state { 144 WCD_MBHC_EVENT_PA_HPHL, 145 WCD_MBHC_EVENT_PA_HPHR, 146}; 147 148enum wcd_mbhc_hph_type { 149 WCD_MBHC_HPH_NONE = 0, 150 WCD_MBHC_HPH_MONO, 151 WCD_MBHC_HPH_STEREO, 152}; 153 154/* 155 * These enum definitions are directly mapped to the register 156 * definitions 157 */ 158 159enum mbhc_hs_pullup_iref { 160 I_DEFAULT = -1, 161 I_OFF = 0, 162 I_1P0_UA, 163 I_2P0_UA, 164 I_3P0_UA, 165}; 166 167enum mbhc_hs_pullup_iref_v2 { 168 HS_PULLUP_I_DEFAULT = -1, 169 HS_PULLUP_I_3P0_UA = 0, 170 HS_PULLUP_I_2P25_UA, 171 HS_PULLUP_I_1P5_UA, 172 HS_PULLUP_I_0P75_UA, 173 HS_PULLUP_I_1P125_UA = 0x05, 174 HS_PULLUP_I_0P375_UA = 0x07, 175 HS_PULLUP_I_2P0_UA, 176 HS_PULLUP_I_1P0_UA = 0x0A, 177 HS_PULLUP_I_0P5_UA, 178 HS_PULLUP_I_0P25_UA = 0x0F, 179 HS_PULLUP_I_0P125_UA = 0x17, 180 HS_PULLUP_I_OFF, 181}; 182 183enum mbhc_moisture_rref { 184 R_OFF, 185 R_24_KOHM, 186 R_84_KOHM, 187 R_184_KOHM, 188}; 189 190struct wcd_mbhc_config { 191 int btn_high[WCD_MBHC_DEF_BUTTONS]; 192 int btn_low[WCD_MBHC_DEF_BUTTONS]; 193 int v_hs_max; 194 int num_btn; 195 bool mono_stero_detection; 196 bool (*swap_gnd_mic)(struct snd_soc_component *component, bool active); 197 bool hs_ext_micbias; 198 bool gnd_det_en; 199 uint32_t linein_th; 200 bool moisture_en; 201 int mbhc_micbias; 202 int anc_micbias; 203 bool moisture_duty_cycle_en; 204 bool hphl_swh; /*track HPHL switch NC / NO */ 205 bool gnd_swh; /*track GND switch NC / NO */ 206 u32 hs_thr; 207 u32 hph_thr; 208 u32 micb_mv; 209 u32 moist_vref; 210 u32 moist_iref; 211 u32 moist_rref; 212}; 213 214struct wcd_mbhc_intr { 215 int mbhc_sw_intr; 216 int mbhc_btn_press_intr; 217 int mbhc_btn_release_intr; 218 int mbhc_hs_ins_intr; 219 int mbhc_hs_rem_intr; 220 int hph_left_ocp; 221 int hph_right_ocp; 222}; 223 224struct wcd_mbhc_field { 225 u16 reg; 226 u8 mask; 227}; 228 229struct wcd_mbhc; 230 231struct wcd_mbhc_cb { 232 void (*update_cross_conn_thr)(struct snd_soc_component *component); 233 void (*get_micbias_val)(struct snd_soc_component *component, int *mb); 234 void (*bcs_enable)(struct snd_soc_component *component, bool bcs_enable); 235 void (*compute_impedance)(struct snd_soc_component *component, 236 uint32_t *zl, uint32_t *zr); 237 void (*set_micbias_value)(struct snd_soc_component *component); 238 void (*set_auto_zeroing)(struct snd_soc_component *component, 239 bool enable); 240 void (*clk_setup)(struct snd_soc_component *component, bool enable); 241 bool (*micbias_enable_status)(struct snd_soc_component *component, int micb_num); 242 void (*mbhc_bias)(struct snd_soc_component *component, bool enable); 243 void (*set_btn_thr)(struct snd_soc_component *component, 244 int *btn_low, int *btn_high, 245 int num_btn, bool is_micbias); 246 void (*hph_pull_up_control)(struct snd_soc_component *component, 247 enum mbhc_hs_pullup_iref); 248 int (*mbhc_micbias_control)(struct snd_soc_component *component, 249 int micb_num, int req); 250 void (*mbhc_micb_ramp_control)(struct snd_soc_component *component, 251 bool enable); 252 bool (*extn_use_mb)(struct snd_soc_component *component); 253 int (*mbhc_micb_ctrl_thr_mic)(struct snd_soc_component *component, 254 int micb_num, bool req_en); 255 void (*mbhc_gnd_det_ctrl)(struct snd_soc_component *component, 256 bool enable); 257 void (*hph_pull_down_ctrl)(struct snd_soc_component *component, 258 bool enable); 259 void (*mbhc_moisture_config)(struct snd_soc_component *component); 260 void (*update_anc_state)(struct snd_soc_component *component, 261 bool enable, int anc_num); 262 void (*hph_pull_up_control_v2)(struct snd_soc_component *component, 263 int pull_up_cur); 264 bool (*mbhc_get_moisture_status)(struct snd_soc_component *component); 265 void (*mbhc_moisture_polling_ctrl)(struct snd_soc_component *component, bool enable); 266 void (*mbhc_moisture_detect_en)(struct snd_soc_component *component, bool enable); 267}; 268 269#if IS_ENABLED(CONFIG_SND_SOC_WCD_MBHC) 270int wcd_dt_parse_mbhc_data(struct device *dev, struct wcd_mbhc_config *cfg); 271int wcd_mbhc_start(struct wcd_mbhc *mbhc, struct wcd_mbhc_config *mbhc_cfg, 272 struct snd_soc_jack *jack); 273void wcd_mbhc_stop(struct wcd_mbhc *mbhc); 274void wcd_mbhc_set_hph_type(struct wcd_mbhc *mbhc, int hph_type); 275int wcd_mbhc_get_hph_type(struct wcd_mbhc *mbhc); 276struct wcd_mbhc *wcd_mbhc_init(struct snd_soc_component *component, 277 const struct wcd_mbhc_cb *mbhc_cb, 278 const struct wcd_mbhc_intr *mbhc_cdc_intr_ids, 279 struct wcd_mbhc_field *fields, 280 bool impedance_det_en); 281int wcd_mbhc_get_impedance(struct wcd_mbhc *mbhc, uint32_t *zl, 282 uint32_t *zr); 283void wcd_mbhc_deinit(struct wcd_mbhc *mbhc); 284int wcd_mbhc_event_notify(struct wcd_mbhc *mbhc, unsigned long event); 285 286#else 287static inline int wcd_dt_parse_mbhc_data(struct device *dev, 288 struct wcd_mbhc_config *cfg) 289{ 290 return -ENOTSUPP; 291} 292 293static inline void wcd_mbhc_stop(struct wcd_mbhc *mbhc) 294{ 295} 296 297static inline struct wcd_mbhc *wcd_mbhc_init(struct snd_soc_component *component, 298 const struct wcd_mbhc_cb *mbhc_cb, 299 const struct wcd_mbhc_intr *mbhc_cdc_intr_ids, 300 struct wcd_mbhc_field *fields, 301 bool impedance_det_en) 302{ 303 return ERR_PTR(-ENOTSUPP); 304} 305 306static inline void wcd_mbhc_set_hph_type(struct wcd_mbhc *mbhc, int hph_type) 307{ 308} 309 310static inline int wcd_mbhc_get_hph_type(struct wcd_mbhc *mbhc) 311{ 312 return -ENOTSUPP; 313} 314 315static inline int wcd_mbhc_event_notify(struct wcd_mbhc *mbhc, unsigned long event) 316{ 317 return -ENOTSUPP; 318} 319 320static inline int wcd_mbhc_start(struct wcd_mbhc *mbhc, 321 struct wcd_mbhc_config *mbhc_cfg, 322 struct snd_soc_jack *jack) 323{ 324 return 0; 325} 326 327static inline int wcd_mbhc_get_impedance(struct wcd_mbhc *mbhc, 328 uint32_t *zl, 329 uint32_t *zr) 330{ 331 *zl = 0; 332 *zr = 0; 333 return -EINVAL; 334} 335static inline void wcd_mbhc_deinit(struct wcd_mbhc *mbhc) 336{ 337} 338#endif 339 340#endif /* __WCD_MBHC_V2_H__ */ 341