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msm8916-wcd-analog.c
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linux-6.19.14/sound/soc/codecs/msm8916-wcd-analog.c
1// SPDX-License-Identifier: GPL-2.0 2// Copyright (c) 2016, The Linux Foundation. All rights reserved. 3 4#include <linux/module.h> 5#include <linux/err.h> 6#include <linux/kernel.h> 7#include <linux/delay.h> 8#include <linux/regulator/consumer.h> 9#include <linux/types.h> 10#include <linux/of.h> 11#include <linux/platform_device.h> 12#include <linux/regmap.h> 13#include <sound/soc.h> 14#include <sound/pcm.h> 15#include <sound/pcm_params.h> 16#include <sound/tlv.h> 17#include <sound/jack.h> 18 19#define CDC_D_REVISION1 (0xf000) 20#define CDC_D_PERPH_SUBTYPE (0xf005) 21#define CDC_D_INT_EN_SET (0xf015) 22#define CDC_D_INT_EN_CLR (0xf016) 23#define MBHC_SWITCH_INT BIT(7) 24#define MBHC_MIC_ELECTRICAL_INS_REM_DET BIT(6) 25#define MBHC_BUTTON_PRESS_DET BIT(5) 26#define MBHC_BUTTON_RELEASE_DET BIT(4) 27#define CDC_D_CDC_RST_CTL (0xf046) 28#define RST_CTL_DIG_SW_RST_N_MASK BIT(7) 29#define RST_CTL_DIG_SW_RST_N_RESET 0 30#define RST_CTL_DIG_SW_RST_N_REMOVE_RESET BIT(7) 31 32#define CDC_D_CDC_TOP_CLK_CTL (0xf048) 33#define TOP_CLK_CTL_A_MCLK_MCLK2_EN_MASK (BIT(2) | BIT(3)) 34#define TOP_CLK_CTL_A_MCLK_EN_ENABLE BIT(2) 35#define TOP_CLK_CTL_A_MCLK2_EN_ENABLE BIT(3) 36 37#define CDC_D_CDC_ANA_CLK_CTL (0xf049) 38#define ANA_CLK_CTL_EAR_HPHR_CLK_EN_MASK BIT(0) 39#define ANA_CLK_CTL_EAR_HPHR_CLK_EN BIT(0) 40#define ANA_CLK_CTL_EAR_HPHL_CLK_EN BIT(1) 41#define ANA_CLK_CTL_SPKR_CLK_EN_MASK BIT(4) 42#define ANA_CLK_CTL_SPKR_CLK_EN BIT(4) 43#define ANA_CLK_CTL_TXA_CLK25_EN BIT(5) 44 45#define CDC_D_CDC_DIG_CLK_CTL (0xf04A) 46#define DIG_CLK_CTL_RXD1_CLK_EN BIT(0) 47#define DIG_CLK_CTL_RXD2_CLK_EN BIT(1) 48#define DIG_CLK_CTL_RXD3_CLK_EN BIT(2) 49#define DIG_CLK_CTL_D_MBHC_CLK_EN_MASK BIT(3) 50#define DIG_CLK_CTL_D_MBHC_CLK_EN BIT(3) 51#define DIG_CLK_CTL_TXD_CLK_EN BIT(4) 52#define DIG_CLK_CTL_NCP_CLK_EN_MASK BIT(6) 53#define DIG_CLK_CTL_NCP_CLK_EN BIT(6) 54#define DIG_CLK_CTL_RXD_PDM_CLK_EN_MASK BIT(7) 55#define DIG_CLK_CTL_RXD_PDM_CLK_EN BIT(7) 56 57#define CDC_D_CDC_CONN_TX1_CTL (0xf050) 58#define CONN_TX1_SERIAL_TX1_MUX GENMASK(1, 0) 59#define CONN_TX1_SERIAL_TX1_ADC_1 0x0 60#define CONN_TX1_SERIAL_TX1_RX_PDM_LB 0x1 61#define CONN_TX1_SERIAL_TX1_ZERO 0x2 62 63#define CDC_D_CDC_CONN_TX2_CTL (0xf051) 64#define CONN_TX2_SERIAL_TX2_MUX GENMASK(1, 0) 65#define CONN_TX2_SERIAL_TX2_ADC_2 0x0 66#define CONN_TX2_SERIAL_TX2_RX_PDM_LB 0x1 67#define CONN_TX2_SERIAL_TX2_ZERO 0x2 68#define CDC_D_CDC_CONN_HPHR_DAC_CTL (0xf052) 69#define CDC_D_CDC_CONN_RX1_CTL (0xf053) 70#define CDC_D_CDC_CONN_RX2_CTL (0xf054) 71#define CDC_D_CDC_CONN_RX3_CTL (0xf055) 72#define CDC_D_CDC_CONN_RX_LB_CTL (0xf056) 73#define CDC_D_SEC_ACCESS (0xf0D0) 74#define CDC_D_PERPH_RESET_CTL3 (0xf0DA) 75#define CDC_D_PERPH_RESET_CTL4 (0xf0DB) 76#define CDC_A_REVISION1 (0xf100) 77#define CDC_A_REVISION2 (0xf101) 78#define CDC_A_REVISION3 (0xf102) 79#define CDC_A_REVISION4 (0xf103) 80#define CDC_A_PERPH_TYPE (0xf104) 81#define CDC_A_PERPH_SUBTYPE (0xf105) 82#define CDC_A_INT_RT_STS (0xf110) 83#define CDC_A_INT_SET_TYPE (0xf111) 84#define CDC_A_INT_POLARITY_HIGH (0xf112) 85#define CDC_A_INT_POLARITY_LOW (0xf113) 86#define CDC_A_INT_LATCHED_CLR (0xf114) 87#define CDC_A_INT_EN_SET (0xf115) 88#define CDC_A_INT_EN_CLR (0xf116) 89#define CDC_A_INT_LATCHED_STS (0xf118) 90#define CDC_A_INT_PENDING_STS (0xf119) 91#define CDC_A_INT_MID_SEL (0xf11A) 92#define CDC_A_INT_PRIORITY (0xf11B) 93#define CDC_A_MICB_1_EN (0xf140) 94#define MICB_1_EN_MICB_ENABLE BIT(7) 95#define MICB_1_EN_BYP_CAP_MASK BIT(6) 96#define MICB_1_EN_NO_EXT_BYP_CAP BIT(6) 97#define MICB_1_EN_EXT_BYP_CAP 0 98#define MICB_1_EN_PULL_DOWN_EN_MASK BIT(5) 99#define MICB_1_EN_PULL_DOWN_EN_ENABLE BIT(5) 100#define MICB_1_EN_OPA_STG2_TAIL_CURR_MASK GENMASK(3, 1) 101#define MICB_1_EN_OPA_STG2_TAIL_CURR_1_60UA (0x4) 102#define MICB_1_EN_PULL_UP_EN_MASK BIT(4) 103#define MICB_1_EN_TX3_GND_SEL_MASK BIT(0) 104#define MICB_1_EN_TX3_GND_SEL_TX_GND 0 105 106#define CDC_A_MICB_1_VAL (0xf141) 107#define MICB_MIN_VAL 1600 108#define MICB_STEP_SIZE 50 109#define MICB_VOLTAGE_REGVAL(v) (((v - MICB_MIN_VAL)/MICB_STEP_SIZE) << 3) 110#define MICB_1_VAL_MICB_OUT_VAL_MASK GENMASK(7, 3) 111#define MICB_1_VAL_MICB_OUT_VAL_V2P70V ((0x16) << 3) 112#define MICB_1_VAL_MICB_OUT_VAL_V1P80V ((0x4) << 3) 113#define CDC_A_MICB_1_CTL (0xf142) 114 115#define MICB_1_CTL_CFILT_REF_SEL_MASK BIT(1) 116#define MICB_1_CTL_CFILT_REF_SEL_HPF_REF BIT(1) 117#define MICB_1_CTL_EXT_PRECHARG_EN_MASK BIT(5) 118#define MICB_1_CTL_EXT_PRECHARG_EN_ENABLE BIT(5) 119#define MICB_1_CTL_INT_PRECHARG_BYP_MASK BIT(6) 120#define MICB_1_CTL_INT_PRECHARG_BYP_EXT_PRECHRG_SEL BIT(6) 121 122#define CDC_A_MICB_1_INT_RBIAS (0xf143) 123#define MICB_1_INT_TX1_INT_RBIAS_EN_MASK BIT(7) 124#define MICB_1_INT_TX1_INT_RBIAS_EN_ENABLE BIT(7) 125#define MICB_1_INT_TX1_INT_RBIAS_EN_DISABLE 0 126 127#define MICB_1_INT_TX1_INT_PULLUP_EN_MASK BIT(6) 128#define MICB_1_INT_TX1_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(6) 129#define MICB_1_INT_TX1_INT_PULLUP_EN_TX1N_TO_GND 0 130 131#define MICB_1_INT_TX2_INT_RBIAS_EN_MASK BIT(4) 132#define MICB_1_INT_TX2_INT_RBIAS_EN_ENABLE BIT(4) 133#define MICB_1_INT_TX2_INT_RBIAS_EN_DISABLE 0 134#define MICB_1_INT_TX2_INT_PULLUP_EN_MASK BIT(3) 135#define MICB_1_INT_TX2_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(3) 136#define MICB_1_INT_TX2_INT_PULLUP_EN_TX1N_TO_GND 0 137 138#define MICB_1_INT_TX3_INT_RBIAS_EN_MASK BIT(1) 139#define MICB_1_INT_TX3_INT_RBIAS_EN_ENABLE BIT(1) 140#define MICB_1_INT_TX3_INT_RBIAS_EN_DISABLE 0 141#define MICB_1_INT_TX3_INT_PULLUP_EN_MASK BIT(0) 142#define MICB_1_INT_TX3_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(0) 143#define MICB_1_INT_TX3_INT_PULLUP_EN_TX1N_TO_GND 0 144 145#define CDC_A_MICB_2_EN (0xf144) 146#define CDC_A_MICB_2_EN_ENABLE BIT(7) 147#define CDC_A_MICB_2_PULL_DOWN_EN_MASK BIT(5) 148#define CDC_A_MICB_2_PULL_DOWN_EN BIT(5) 149#define CDC_A_TX_1_2_ATEST_CTL_2 (0xf145) 150#define CDC_A_MASTER_BIAS_CTL (0xf146) 151#define CDC_A_MBHC_DET_CTL_1 (0xf147) 152#define CDC_A_MBHC_DET_CTL_L_DET_EN BIT(7) 153#define CDC_A_MBHC_DET_CTL_GND_DET_EN BIT(6) 154#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_INSERTION BIT(5) 155#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_REMOVAL (0) 156#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_MASK BIT(5) 157#define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_SHIFT (5) 158#define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_AUTO BIT(4) 159#define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_MANUAL BIT(3) 160#define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_MASK GENMASK(4, 3) 161#define CDC_A_MBHC_DET_CTL_MBHC_BIAS_EN BIT(2) 162#define CDC_A_MBHC_DET_CTL_2 (0xf150) 163#define CDC_A_MBHC_DET_CTL_HS_L_DET_PULL_UP_CTRL_I_3P0 (BIT(7) | BIT(6)) 164#define CDC_A_MBHC_DET_CTL_HS_L_DET_COMPA_CTRL_V0P9_VDD BIT(5) 165#define CDC_A_PLUG_TYPE_MASK GENMASK(4, 3) 166#define CDC_A_HPHL_PLUG_TYPE_NO BIT(4) 167#define CDC_A_GND_PLUG_TYPE_NO BIT(3) 168#define CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN_MASK BIT(0) 169#define CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN BIT(0) 170#define CDC_A_MBHC_FSM_CTL (0xf151) 171#define CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN BIT(7) 172#define CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN_MASK BIT(7) 173#define CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_I_100UA (0x3 << 4) 174#define CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_MASK GENMASK(6, 4) 175#define CDC_A_MBHC_DBNC_TIMER (0xf152) 176#define CDC_A_MBHC_DBNC_TIMER_BTN_DBNC_T_16MS BIT(3) 177#define CDC_A_MBHC_DBNC_TIMER_INSREM_DBNC_T_256_MS (0x9 << 4) 178#define CDC_A_MBHC_BTN0_ZDET_CTL_0 (0xf153) 179#define CDC_A_MBHC_BTN1_ZDET_CTL_1 (0xf154) 180#define CDC_A_MBHC_BTN2_ZDET_CTL_2 (0xf155) 181#define CDC_A_MBHC_BTN3_CTL (0xf156) 182#define CDC_A_MBHC_BTN4_CTL (0xf157) 183#define CDC_A_MBHC_BTN_VREF_FINE_SHIFT (2) 184#define CDC_A_MBHC_BTN_VREF_FINE_MASK GENMASK(4, 2) 185#define CDC_A_MBHC_BTN_VREF_COARSE_MASK GENMASK(7, 5) 186#define CDC_A_MBHC_BTN_VREF_COARSE_SHIFT (5) 187#define CDC_A_MBHC_BTN_VREF_MASK (CDC_A_MBHC_BTN_VREF_COARSE_MASK | \ 188 CDC_A_MBHC_BTN_VREF_FINE_MASK) 189#define CDC_A_MBHC_RESULT_1 (0xf158) 190#define CDC_A_MBHC_RESULT_1_BTN_RESULT_MASK GENMASK(4, 0) 191#define CDC_A_TX_1_EN (0xf160) 192#define CDC_A_TX_2_EN (0xf161) 193#define CDC_A_TX_1_2_TEST_CTL_1 (0xf162) 194#define CDC_A_TX_1_2_TEST_CTL_2 (0xf163) 195#define CDC_A_TX_1_2_ATEST_CTL (0xf164) 196#define CDC_A_TX_1_2_OPAMP_BIAS (0xf165) 197#define CDC_A_TX_3_EN (0xf167) 198#define CDC_A_NCP_EN (0xf180) 199#define CDC_A_NCP_CLK (0xf181) 200#define CDC_A_NCP_FBCTRL (0xf183) 201#define CDC_A_NCP_FBCTRL_FB_CLK_INV_MASK BIT(5) 202#define CDC_A_NCP_FBCTRL_FB_CLK_INV BIT(5) 203#define CDC_A_NCP_BIAS (0xf184) 204#define CDC_A_NCP_VCTRL (0xf185) 205#define CDC_A_NCP_TEST (0xf186) 206#define CDC_A_NCP_CLIM_ADDR (0xf187) 207#define CDC_A_RX_CLOCK_DIVIDER (0xf190) 208#define CDC_A_RX_COM_OCP_CTL (0xf191) 209#define CDC_A_RX_COM_OCP_COUNT (0xf192) 210#define CDC_A_RX_COM_BIAS_DAC (0xf193) 211#define RX_COM_BIAS_DAC_RX_BIAS_EN_MASK BIT(7) 212#define RX_COM_BIAS_DAC_RX_BIAS_EN_ENABLE BIT(7) 213#define RX_COM_BIAS_DAC_DAC_REF_EN_MASK BIT(0) 214#define RX_COM_BIAS_DAC_DAC_REF_EN_ENABLE BIT(0) 215 216#define CDC_A_RX_HPH_BIAS_PA (0xf194) 217#define CDC_A_RX_HPH_BIAS_LDO_OCP (0xf195) 218#define CDC_A_RX_HPH_BIAS_CNP (0xf196) 219#define CDC_A_RX_HPH_CNP_EN (0xf197) 220#define CDC_A_RX_HPH_L_PA_DAC_CTL (0xf19B) 221#define RX_HPA_L_PA_DAC_CTL_DATA_RESET_MASK BIT(1) 222#define RX_HPA_L_PA_DAC_CTL_DATA_RESET_RESET BIT(1) 223#define CDC_A_RX_HPH_R_PA_DAC_CTL (0xf19D) 224#define RX_HPH_R_PA_DAC_CTL_DATA_RESET BIT(1) 225#define RX_HPH_R_PA_DAC_CTL_DATA_RESET_MASK BIT(1) 226 227#define CDC_A_RX_EAR_CTL (0xf19E) 228#define RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK BIT(0) 229#define RX_EAR_CTL_SPK_VBAT_LDO_EN_ENABLE BIT(0) 230#define RX_EAR_CTL_PA_EAR_PA_EN_MASK BIT(6) 231#define RX_EAR_CTL_PA_EAR_PA_EN_ENABLE BIT(6) 232#define RX_EAR_CTL_PA_SEL_MASK BIT(7) 233#define RX_EAR_CTL_PA_SEL BIT(7) 234 235#define CDC_A_SPKR_DAC_CTL (0xf1B0) 236#define SPKR_DAC_CTL_DAC_RESET_MASK BIT(4) 237#define SPKR_DAC_CTL_DAC_RESET_NORMAL 0 238 239#define CDC_A_SPKR_DRV_CTL (0xf1B2) 240#define SPKR_DRV_CTL_DEF_MASK 0xEF 241#define SPKR_DRV_CLASSD_PA_EN_MASK BIT(7) 242#define SPKR_DRV_CLASSD_PA_EN_ENABLE BIT(7) 243#define SPKR_DRV_CAL_EN BIT(6) 244#define SPKR_DRV_SETTLE_EN BIT(5) 245#define SPKR_DRV_FW_EN BIT(3) 246#define SPKR_DRV_BOOST_SET BIT(2) 247#define SPKR_DRV_CMFB_SET BIT(1) 248#define SPKR_DRV_GAIN_SET BIT(0) 249#define SPKR_DRV_CTL_DEF_VAL (SPKR_DRV_CLASSD_PA_EN_ENABLE | \ 250 SPKR_DRV_CAL_EN | SPKR_DRV_SETTLE_EN | \ 251 SPKR_DRV_FW_EN | SPKR_DRV_BOOST_SET | \ 252 SPKR_DRV_CMFB_SET | SPKR_DRV_GAIN_SET) 253#define CDC_A_SPKR_OCP_CTL (0xf1B4) 254#define CDC_A_SPKR_PWRSTG_CTL (0xf1B5) 255#define SPKR_PWRSTG_CTL_DAC_EN_MASK BIT(0) 256#define SPKR_PWRSTG_CTL_DAC_EN BIT(0) 257#define SPKR_PWRSTG_CTL_MASK 0xE0 258#define SPKR_PWRSTG_CTL_BBM_MASK BIT(7) 259#define SPKR_PWRSTG_CTL_BBM_EN BIT(7) 260#define SPKR_PWRSTG_CTL_HBRDGE_EN_MASK BIT(6) 261#define SPKR_PWRSTG_CTL_HBRDGE_EN BIT(6) 262#define SPKR_PWRSTG_CTL_CLAMP_EN_MASK BIT(5) 263#define SPKR_PWRSTG_CTL_CLAMP_EN BIT(5) 264 265#define CDC_A_SPKR_DRV_DBG (0xf1B7) 266#define CDC_A_CURRENT_LIMIT (0xf1C0) 267#define CDC_A_BOOST_EN_CTL (0xf1C3) 268#define CDC_A_SLOPE_COMP_IP_ZERO (0xf1C4) 269#define CDC_A_SEC_ACCESS (0xf1D0) 270#define CDC_A_PERPH_RESET_CTL3 (0xf1DA) 271#define CDC_A_PERPH_RESET_CTL4 (0xf1DB) 272 273#define MSM8916_WCD_ANALOG_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\ 274 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000) 275#define MSM8916_WCD_ANALOG_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ 276 SNDRV_PCM_FMTBIT_S32_LE) 277 278static int btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | 279 SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_BTN_4; 280static int hs_jack_mask = SND_JACK_HEADPHONE | SND_JACK_HEADSET; 281 282static const char * const supply_names[] = { 283 "vdd-cdc-io", 284 "vdd-cdc-tx-rx-cx", 285}; 286 287#define MBHC_MAX_BUTTONS (5) 288 289struct pm8916_wcd_analog_priv { 290 u16 pmic_rev; 291 u16 codec_version; 292 bool mbhc_btn_enabled; 293 /* special event to detect accessory type */ 294 int mbhc_btn0_released; 295 bool detect_accessory_type; 296 struct clk *mclk; 297 struct snd_soc_component *component; 298 struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; 299 struct snd_soc_jack *jack; 300 bool hphl_jack_type_normally_open; 301 bool gnd_jack_type_normally_open; 302 /* Voltage threshold when internal current source of 100uA is used */ 303 u32 vref_btn_cs[MBHC_MAX_BUTTONS]; 304 /* Voltage threshold when microphone bias is ON */ 305 u32 vref_btn_micb[MBHC_MAX_BUTTONS]; 306 unsigned int micbias1_cap_mode; 307 unsigned int micbias2_cap_mode; 308 unsigned int micbias_mv; 309}; 310 311static const char *const adc2_mux_text[] = { "ZERO", "INP2", "INP3" }; 312static const char *const rdac2_mux_text[] = { "RX1", "RX2" }; 313static const char *const hph_text[] = { "ZERO", "Switch", }; 314 315static const struct soc_enum hph_enum = SOC_ENUM_SINGLE_VIRT( 316 ARRAY_SIZE(hph_text), hph_text); 317 318static const struct snd_kcontrol_new ear_mux = SOC_DAPM_ENUM("EAR_S", hph_enum); 319static const struct snd_kcontrol_new hphl_mux = SOC_DAPM_ENUM("HPHL", hph_enum); 320static const struct snd_kcontrol_new hphr_mux = SOC_DAPM_ENUM("HPHR", hph_enum); 321 322/* ADC2 MUX */ 323static const struct soc_enum adc2_enum = SOC_ENUM_SINGLE_VIRT( 324 ARRAY_SIZE(adc2_mux_text), adc2_mux_text); 325 326/* RDAC2 MUX */ 327static const struct soc_enum rdac2_mux_enum = SOC_ENUM_SINGLE( 328 CDC_D_CDC_CONN_HPHR_DAC_CTL, 0, 2, rdac2_mux_text); 329 330static const struct snd_kcontrol_new spkr_switch[] = { 331 SOC_DAPM_SINGLE("Switch", CDC_A_SPKR_DAC_CTL, 7, 1, 0) 332}; 333 334static const struct snd_kcontrol_new rdac2_mux = SOC_DAPM_ENUM( 335 "RDAC2 MUX Mux", rdac2_mux_enum); 336static const struct snd_kcontrol_new tx_adc2_mux = SOC_DAPM_ENUM( 337 "ADC2 MUX Mux", adc2_enum); 338 339/* Analog Gain control 0 dB to +24 dB in 6 dB steps */ 340static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 600, 0); 341 342static const struct snd_kcontrol_new pm8916_wcd_analog_snd_controls[] = { 343 SOC_SINGLE_TLV("ADC1 Volume", CDC_A_TX_1_EN, 3, 8, 0, analog_gain), 344 SOC_SINGLE_TLV("ADC2 Volume", CDC_A_TX_2_EN, 3, 8, 0, analog_gain), 345 SOC_SINGLE_TLV("ADC3 Volume", CDC_A_TX_3_EN, 3, 8, 0, analog_gain), 346}; 347 348static void pm8916_wcd_analog_micbias_enable(struct snd_soc_component *component) 349{ 350 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 351 352 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 353 MICB_1_CTL_EXT_PRECHARG_EN_MASK | 354 MICB_1_CTL_INT_PRECHARG_BYP_MASK, 355 MICB_1_CTL_INT_PRECHARG_BYP_EXT_PRECHRG_SEL 356 | MICB_1_CTL_EXT_PRECHARG_EN_ENABLE); 357 358 if (wcd->micbias_mv) { 359 snd_soc_component_update_bits(component, CDC_A_MICB_1_VAL, 360 MICB_1_VAL_MICB_OUT_VAL_MASK, 361 MICB_VOLTAGE_REGVAL(wcd->micbias_mv)); 362 /* 363 * Special headset needs MICBIAS as 2.7V so wait for 364 * 50 msec for the MICBIAS to reach 2.7 volts. 365 */ 366 if (wcd->micbias_mv >= 2700) 367 msleep(50); 368 } 369 370 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 371 MICB_1_CTL_EXT_PRECHARG_EN_MASK | 372 MICB_1_CTL_INT_PRECHARG_BYP_MASK, 0); 373 374} 375 376static int pm8916_wcd_analog_enable_micbias(struct snd_soc_component *component, 377 int event, unsigned int cap_mode) 378{ 379 switch (event) { 380 case SND_SOC_DAPM_POST_PMU: 381 pm8916_wcd_analog_micbias_enable(component); 382 snd_soc_component_update_bits(component, CDC_A_MICB_1_EN, 383 MICB_1_EN_BYP_CAP_MASK, cap_mode); 384 break; 385 } 386 387 return 0; 388} 389 390static int pm8916_wcd_analog_enable_micbias_int(struct snd_soc_dapm_widget *w, 391 struct snd_kcontrol *kcontrol, 392 int event) 393{ 394 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 395 396 switch (event) { 397 case SND_SOC_DAPM_PRE_PMU: 398 snd_soc_component_update_bits(component, CDC_A_MICB_1_EN, 399 MICB_1_EN_OPA_STG2_TAIL_CURR_MASK, 400 MICB_1_EN_OPA_STG2_TAIL_CURR_1_60UA); 401 break; 402 } 403 404 return 0; 405} 406 407static int pm8916_wcd_analog_enable_micbias1(struct snd_soc_dapm_widget *w, 408 struct snd_kcontrol *kcontrol, 409 int event) 410{ 411 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 412 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 413 414 return pm8916_wcd_analog_enable_micbias(component, event, 415 wcd->micbias1_cap_mode); 416} 417 418static int pm8916_wcd_analog_enable_micbias2(struct snd_soc_dapm_widget *w, 419 struct snd_kcontrol *kcontrol, 420 int event) 421{ 422 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 423 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 424 425 return pm8916_wcd_analog_enable_micbias(component, event, 426 wcd->micbias2_cap_mode); 427 428} 429 430static int pm8916_mbhc_configure_bias(struct pm8916_wcd_analog_priv *priv, 431 bool micbias2_enabled) 432{ 433 struct snd_soc_component *component = priv->component; 434 u32 coarse, fine, reg_val, reg_addr; 435 int *vrefs, i; 436 437 if (!micbias2_enabled) { /* use internal 100uA Current source */ 438 /* Enable internal 2.2k Internal Rbias Resistor */ 439 snd_soc_component_update_bits(component, CDC_A_MICB_1_INT_RBIAS, 440 MICB_1_INT_TX2_INT_RBIAS_EN_MASK, 441 MICB_1_INT_TX2_INT_RBIAS_EN_ENABLE); 442 /* Remove pull down on MIC BIAS2 */ 443 snd_soc_component_update_bits(component, CDC_A_MICB_2_EN, 444 CDC_A_MICB_2_PULL_DOWN_EN_MASK, 445 0); 446 /* enable 100uA internal current source */ 447 snd_soc_component_update_bits(component, CDC_A_MBHC_FSM_CTL, 448 CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_MASK, 449 CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_I_100UA); 450 } 451 snd_soc_component_update_bits(component, CDC_A_MBHC_FSM_CTL, 452 CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN_MASK, 453 CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN); 454 455 if (micbias2_enabled) 456 vrefs = &priv->vref_btn_micb[0]; 457 else 458 vrefs = &priv->vref_btn_cs[0]; 459 460 /* program vref ranges for all the buttons */ 461 reg_addr = CDC_A_MBHC_BTN0_ZDET_CTL_0; 462 for (i = 0; i < MBHC_MAX_BUTTONS; i++) { 463 /* split mv in to coarse parts of 100mv & fine parts of 12mv */ 464 coarse = (vrefs[i] / 100); 465 fine = ((vrefs[i] % 100) / 12); 466 reg_val = (coarse << CDC_A_MBHC_BTN_VREF_COARSE_SHIFT) | 467 (fine << CDC_A_MBHC_BTN_VREF_FINE_SHIFT); 468 snd_soc_component_update_bits(component, reg_addr, 469 CDC_A_MBHC_BTN_VREF_MASK, 470 reg_val); 471 reg_addr++; 472 } 473 474 return 0; 475} 476 477static void pm8916_wcd_setup_mbhc(struct pm8916_wcd_analog_priv *wcd) 478{ 479 struct snd_soc_component *component = wcd->component; 480 bool micbias_enabled = false; 481 u32 plug_type = 0; 482 u32 int_en_mask; 483 484 snd_soc_component_write(component, CDC_A_MBHC_DET_CTL_1, 485 CDC_A_MBHC_DET_CTL_L_DET_EN | 486 CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_INSERTION | 487 CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_AUTO | 488 CDC_A_MBHC_DET_CTL_MBHC_BIAS_EN); 489 490 if (wcd->hphl_jack_type_normally_open) 491 plug_type |= CDC_A_HPHL_PLUG_TYPE_NO; 492 493 if (wcd->gnd_jack_type_normally_open) 494 plug_type |= CDC_A_GND_PLUG_TYPE_NO; 495 496 snd_soc_component_write(component, CDC_A_MBHC_DET_CTL_2, 497 CDC_A_MBHC_DET_CTL_HS_L_DET_PULL_UP_CTRL_I_3P0 | 498 CDC_A_MBHC_DET_CTL_HS_L_DET_COMPA_CTRL_V0P9_VDD | 499 plug_type | 500 CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN); 501 502 503 snd_soc_component_write(component, CDC_A_MBHC_DBNC_TIMER, 504 CDC_A_MBHC_DBNC_TIMER_INSREM_DBNC_T_256_MS | 505 CDC_A_MBHC_DBNC_TIMER_BTN_DBNC_T_16MS); 506 507 /* enable MBHC clock */ 508 snd_soc_component_update_bits(component, CDC_D_CDC_DIG_CLK_CTL, 509 DIG_CLK_CTL_D_MBHC_CLK_EN_MASK, 510 DIG_CLK_CTL_D_MBHC_CLK_EN); 511 512 if (snd_soc_component_read(component, CDC_A_MICB_2_EN) & CDC_A_MICB_2_EN_ENABLE) 513 micbias_enabled = true; 514 515 pm8916_mbhc_configure_bias(wcd, micbias_enabled); 516 517 int_en_mask = MBHC_SWITCH_INT; 518 if (wcd->mbhc_btn_enabled) 519 int_en_mask |= MBHC_BUTTON_PRESS_DET | MBHC_BUTTON_RELEASE_DET; 520 521 snd_soc_component_update_bits(component, CDC_D_INT_EN_CLR, int_en_mask, 0); 522 snd_soc_component_update_bits(component, CDC_D_INT_EN_SET, int_en_mask, int_en_mask); 523 wcd->mbhc_btn0_released = false; 524 wcd->detect_accessory_type = true; 525} 526 527static int pm8916_wcd_analog_enable_micbias_int2(struct 528 snd_soc_dapm_widget 529 *w, struct snd_kcontrol 530 *kcontrol, int event) 531{ 532 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 533 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 534 535 switch (event) { 536 case SND_SOC_DAPM_PRE_PMU: 537 snd_soc_component_update_bits(component, CDC_A_MICB_2_EN, 538 CDC_A_MICB_2_PULL_DOWN_EN_MASK, 0); 539 break; 540 case SND_SOC_DAPM_POST_PMU: 541 pm8916_mbhc_configure_bias(wcd, true); 542 break; 543 case SND_SOC_DAPM_POST_PMD: 544 pm8916_mbhc_configure_bias(wcd, false); 545 break; 546 } 547 548 return pm8916_wcd_analog_enable_micbias_int(w, kcontrol, event); 549} 550 551static int pm8916_wcd_analog_enable_adc(struct snd_soc_dapm_widget *w, 552 struct snd_kcontrol *kcontrol, 553 int event) 554{ 555 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 556 u16 adc_reg = CDC_A_TX_1_2_TEST_CTL_2; 557 u8 init_bit_shift; 558 559 if (w->reg == CDC_A_TX_1_EN) 560 init_bit_shift = 5; 561 else 562 init_bit_shift = 4; 563 564 switch (event) { 565 case SND_SOC_DAPM_PRE_PMU: 566 if (w->reg == CDC_A_TX_2_EN) 567 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 568 MICB_1_CTL_CFILT_REF_SEL_MASK, 569 MICB_1_CTL_CFILT_REF_SEL_HPF_REF); 570 /* 571 * Add delay of 10 ms to give sufficient time for the voltage 572 * to shoot up and settle so that the txfe init does not 573 * happen when the input voltage is changing too much. 574 */ 575 usleep_range(10000, 10010); 576 snd_soc_component_update_bits(component, adc_reg, 1 << init_bit_shift, 577 1 << init_bit_shift); 578 switch (w->reg) { 579 case CDC_A_TX_1_EN: 580 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX1_CTL, 581 CONN_TX1_SERIAL_TX1_MUX, 582 CONN_TX1_SERIAL_TX1_ADC_1); 583 break; 584 case CDC_A_TX_2_EN: 585 case CDC_A_TX_3_EN: 586 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX2_CTL, 587 CONN_TX2_SERIAL_TX2_MUX, 588 CONN_TX2_SERIAL_TX2_ADC_2); 589 break; 590 } 591 break; 592 case SND_SOC_DAPM_POST_PMU: 593 /* 594 * Add delay of 12 ms before deasserting the init 595 * to reduce the tx pop 596 */ 597 usleep_range(12000, 12010); 598 snd_soc_component_update_bits(component, adc_reg, 1 << init_bit_shift, 0x00); 599 break; 600 case SND_SOC_DAPM_POST_PMD: 601 switch (w->reg) { 602 case CDC_A_TX_1_EN: 603 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX1_CTL, 604 CONN_TX1_SERIAL_TX1_MUX, 605 CONN_TX1_SERIAL_TX1_ZERO); 606 break; 607 case CDC_A_TX_2_EN: 608 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 609 MICB_1_CTL_CFILT_REF_SEL_MASK, 0); 610 fallthrough; 611 case CDC_A_TX_3_EN: 612 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX2_CTL, 613 CONN_TX2_SERIAL_TX2_MUX, 614 CONN_TX2_SERIAL_TX2_ZERO); 615 break; 616 } 617 618 619 break; 620 } 621 return 0; 622} 623 624static int pm8916_wcd_analog_enable_spk_pa(struct snd_soc_dapm_widget *w, 625 struct snd_kcontrol *kcontrol, 626 int event) 627{ 628 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 629 630 switch (event) { 631 case SND_SOC_DAPM_PRE_PMU: 632 snd_soc_component_update_bits(component, CDC_A_SPKR_PWRSTG_CTL, 633 SPKR_PWRSTG_CTL_DAC_EN_MASK | 634 SPKR_PWRSTG_CTL_BBM_MASK | 635 SPKR_PWRSTG_CTL_HBRDGE_EN_MASK | 636 SPKR_PWRSTG_CTL_CLAMP_EN_MASK, 637 SPKR_PWRSTG_CTL_DAC_EN| 638 SPKR_PWRSTG_CTL_BBM_EN | 639 SPKR_PWRSTG_CTL_HBRDGE_EN | 640 SPKR_PWRSTG_CTL_CLAMP_EN); 641 642 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 643 RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK, 644 RX_EAR_CTL_SPK_VBAT_LDO_EN_ENABLE); 645 break; 646 case SND_SOC_DAPM_POST_PMU: 647 snd_soc_component_update_bits(component, CDC_A_SPKR_DRV_CTL, 648 SPKR_DRV_CTL_DEF_MASK, 649 SPKR_DRV_CTL_DEF_VAL); 650 snd_soc_component_update_bits(component, w->reg, 651 SPKR_DRV_CLASSD_PA_EN_MASK, 652 SPKR_DRV_CLASSD_PA_EN_ENABLE); 653 break; 654 case SND_SOC_DAPM_POST_PMD: 655 snd_soc_component_update_bits(component, CDC_A_SPKR_PWRSTG_CTL, 656 SPKR_PWRSTG_CTL_DAC_EN_MASK| 657 SPKR_PWRSTG_CTL_BBM_MASK | 658 SPKR_PWRSTG_CTL_HBRDGE_EN_MASK | 659 SPKR_PWRSTG_CTL_CLAMP_EN_MASK, 0); 660 661 snd_soc_component_update_bits(component, CDC_A_SPKR_DAC_CTL, 662 SPKR_DAC_CTL_DAC_RESET_MASK, 663 SPKR_DAC_CTL_DAC_RESET_NORMAL); 664 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 665 RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK, 0); 666 break; 667 } 668 return 0; 669} 670 671static int pm8916_wcd_analog_enable_ear_pa(struct snd_soc_dapm_widget *w, 672 struct snd_kcontrol *kcontrol, 673 int event) 674{ 675 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 676 677 switch (event) { 678 case SND_SOC_DAPM_PRE_PMU: 679 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 680 RX_EAR_CTL_PA_SEL_MASK, RX_EAR_CTL_PA_SEL); 681 break; 682 case SND_SOC_DAPM_POST_PMU: 683 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 684 RX_EAR_CTL_PA_EAR_PA_EN_MASK, 685 RX_EAR_CTL_PA_EAR_PA_EN_ENABLE); 686 break; 687 case SND_SOC_DAPM_POST_PMD: 688 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 689 RX_EAR_CTL_PA_EAR_PA_EN_MASK, 0); 690 /* Delay to reduce ear turn off pop */ 691 usleep_range(7000, 7100); 692 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 693 RX_EAR_CTL_PA_SEL_MASK, 0); 694 break; 695 } 696 return 0; 697} 698 699static const struct reg_default wcd_reg_defaults_2_0[] = { 700 {CDC_A_RX_COM_OCP_CTL, 0xD1}, 701 {CDC_A_RX_COM_OCP_COUNT, 0xFF}, 702 {CDC_D_SEC_ACCESS, 0xA5}, 703 {CDC_D_PERPH_RESET_CTL3, 0x0F}, 704 {CDC_A_TX_1_2_OPAMP_BIAS, 0x4F}, 705 {CDC_A_NCP_FBCTRL, 0x28}, 706 {CDC_A_SPKR_DRV_CTL, 0x69}, 707 {CDC_A_SPKR_DRV_DBG, 0x01}, 708 {CDC_A_BOOST_EN_CTL, 0x5F}, 709 {CDC_A_SLOPE_COMP_IP_ZERO, 0x88}, 710 {CDC_A_SEC_ACCESS, 0xA5}, 711 {CDC_A_PERPH_RESET_CTL3, 0x0F}, 712 {CDC_A_CURRENT_LIMIT, 0x82}, 713 {CDC_A_SPKR_DAC_CTL, 0x03}, 714 {CDC_A_SPKR_OCP_CTL, 0xE1}, 715 {CDC_A_MASTER_BIAS_CTL, 0x30}, 716}; 717 718static int pm8916_wcd_analog_probe(struct snd_soc_component *component) 719{ 720 struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(component->dev); 721 int err, reg; 722 723 err = regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies); 724 if (err != 0) { 725 dev_err(component->dev, "failed to enable regulators (%d)\n", err); 726 return err; 727 } 728 729 snd_soc_component_init_regmap(component, 730 dev_get_regmap(component->dev->parent, NULL)); 731 snd_soc_component_set_drvdata(component, priv); 732 priv->pmic_rev = snd_soc_component_read(component, CDC_D_REVISION1); 733 priv->codec_version = snd_soc_component_read(component, CDC_D_PERPH_SUBTYPE); 734 735 dev_info(component->dev, "PMIC REV: %d\t CODEC Version: %d\n", 736 priv->pmic_rev, priv->codec_version); 737 738 snd_soc_component_write(component, CDC_D_PERPH_RESET_CTL4, 0x01); 739 snd_soc_component_write(component, CDC_A_PERPH_RESET_CTL4, 0x01); 740 741 for (reg = 0; reg < ARRAY_SIZE(wcd_reg_defaults_2_0); reg++) 742 snd_soc_component_write(component, wcd_reg_defaults_2_0[reg].reg, 743 wcd_reg_defaults_2_0[reg].def); 744 745 priv->component = component; 746 747 snd_soc_component_update_bits(component, CDC_D_CDC_RST_CTL, 748 RST_CTL_DIG_SW_RST_N_MASK, 749 RST_CTL_DIG_SW_RST_N_REMOVE_RESET); 750 751 pm8916_wcd_setup_mbhc(priv); 752 753 return 0; 754} 755 756static void pm8916_wcd_analog_remove(struct snd_soc_component *component) 757{ 758 struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(component->dev); 759 760 snd_soc_component_update_bits(component, CDC_D_CDC_RST_CTL, 761 RST_CTL_DIG_SW_RST_N_MASK, 0); 762 763 regulator_bulk_disable(ARRAY_SIZE(priv->supplies), 764 priv->supplies); 765} 766 767static const struct snd_soc_dapm_route pm8916_wcd_analog_audio_map[] = { 768 769 {"PDM_RX1", NULL, "PDM Playback"}, 770 {"PDM_RX2", NULL, "PDM Playback"}, 771 {"PDM_RX3", NULL, "PDM Playback"}, 772 {"PDM Capture", NULL, "PDM_TX"}, 773 774 /* ADC Connections */ 775 {"PDM_TX", NULL, "ADC2"}, 776 {"PDM_TX", NULL, "ADC3"}, 777 {"ADC2", NULL, "ADC2 MUX"}, 778 {"ADC3", NULL, "ADC2 MUX"}, 779 {"ADC2 MUX", "INP2", "ADC2_INP2"}, 780 {"ADC2 MUX", "INP3", "ADC2_INP3"}, 781 782 {"PDM_TX", NULL, "ADC1"}, 783 {"ADC1", NULL, "AMIC1"}, 784 {"ADC2_INP2", NULL, "AMIC2"}, 785 {"ADC2_INP3", NULL, "AMIC3"}, 786 787 /* RDAC Connections */ 788 {"HPHR DAC", NULL, "RDAC2 MUX"}, 789 {"RDAC2 MUX", "RX1", "PDM_RX1"}, 790 {"RDAC2 MUX", "RX2", "PDM_RX2"}, 791 {"HPHL DAC", NULL, "PDM_RX1"}, 792 {"PDM_RX1", NULL, "RXD1_CLK"}, 793 {"PDM_RX2", NULL, "RXD2_CLK"}, 794 {"PDM_RX3", NULL, "RXD3_CLK"}, 795 796 {"PDM_RX1", NULL, "RXD_PDM_CLK"}, 797 {"PDM_RX2", NULL, "RXD_PDM_CLK"}, 798 {"PDM_RX3", NULL, "RXD_PDM_CLK"}, 799 800 {"ADC1", NULL, "TXD_CLK"}, 801 {"ADC2", NULL, "TXD_CLK"}, 802 {"ADC3", NULL, "TXD_CLK"}, 803 804 {"ADC1", NULL, "TXA_CLK25"}, 805 {"ADC2", NULL, "TXA_CLK25"}, 806 {"ADC3", NULL, "TXA_CLK25"}, 807 808 {"PDM_RX1", NULL, "A_MCLK2"}, 809 {"PDM_RX2", NULL, "A_MCLK2"}, 810 {"PDM_RX3", NULL, "A_MCLK2"}, 811 812 {"PDM_TX", NULL, "A_MCLK2"}, 813 {"A_MCLK2", NULL, "A_MCLK"}, 814 815 /* Earpiece (RX MIX1) */ 816 {"EAR", NULL, "EAR_S"}, 817 {"EAR_S", "Switch", "EAR PA"}, 818 {"EAR PA", NULL, "RX_BIAS"}, 819 {"EAR PA", NULL, "HPHL DAC"}, 820 {"EAR PA", NULL, "HPHR DAC"}, 821 {"EAR PA", NULL, "EAR CP"}, 822 823 /* Headset (RX MIX1 and RX MIX2) */ 824 {"HPH_L", NULL, "HPHL PA"}, 825 {"HPH_R", NULL, "HPHR PA"}, 826 827 {"HPHL DAC", NULL, "EAR_HPHL_CLK"}, 828 {"HPHR DAC", NULL, "EAR_HPHR_CLK"}, 829 830 {"CP", NULL, "NCP_CLK"}, 831 832 {"HPHL PA", NULL, "HPHL"}, 833 {"HPHR PA", NULL, "HPHR"}, 834 {"HPHL PA", NULL, "CP"}, 835 {"HPHL PA", NULL, "RX_BIAS"}, 836 {"HPHR PA", NULL, "CP"}, 837 {"HPHR PA", NULL, "RX_BIAS"}, 838 {"HPHL", "Switch", "HPHL DAC"}, 839 {"HPHR", "Switch", "HPHR DAC"}, 840 841 {"RX_BIAS", NULL, "DAC_REF"}, 842 843 {"SPK_OUT", NULL, "SPK PA"}, 844 {"SPK PA", NULL, "RX_BIAS"}, 845 {"SPK PA", NULL, "SPKR_CLK"}, 846 {"SPK PA", NULL, "SPK DAC"}, 847 {"SPK DAC", "Switch", "PDM_RX3"}, 848 849 {"MIC_BIAS1", NULL, "INT_LDO_H"}, 850 {"MIC_BIAS2", NULL, "INT_LDO_H"}, 851 {"MIC_BIAS1", NULL, "vdd-micbias"}, 852 {"MIC_BIAS2", NULL, "vdd-micbias"}, 853 854 {"MIC BIAS External1", NULL, "MIC_BIAS1"}, 855 {"MIC BIAS Internal1", NULL, "MIC_BIAS1"}, 856 {"MIC BIAS External2", NULL, "MIC_BIAS2"}, 857 {"MIC BIAS Internal2", NULL, "MIC_BIAS2"}, 858 {"MIC BIAS Internal3", NULL, "MIC_BIAS1"}, 859}; 860 861static const struct snd_soc_dapm_widget pm8916_wcd_analog_dapm_widgets[] = { 862 863 SND_SOC_DAPM_AIF_IN("PDM_RX1", NULL, 0, SND_SOC_NOPM, 0, 0), 864 SND_SOC_DAPM_AIF_IN("PDM_RX2", NULL, 0, SND_SOC_NOPM, 0, 0), 865 SND_SOC_DAPM_AIF_IN("PDM_RX3", NULL, 0, SND_SOC_NOPM, 0, 0), 866 SND_SOC_DAPM_AIF_OUT("PDM_TX", NULL, 0, SND_SOC_NOPM, 0, 0), 867 868 SND_SOC_DAPM_INPUT("AMIC1"), 869 SND_SOC_DAPM_INPUT("AMIC3"), 870 SND_SOC_DAPM_INPUT("AMIC2"), 871 SND_SOC_DAPM_OUTPUT("EAR"), 872 SND_SOC_DAPM_OUTPUT("HPH_L"), 873 SND_SOC_DAPM_OUTPUT("HPH_R"), 874 875 /* RX stuff */ 876 SND_SOC_DAPM_SUPPLY("INT_LDO_H", SND_SOC_NOPM, 1, 0, NULL, 0), 877 878 SND_SOC_DAPM_PGA_E("EAR PA", SND_SOC_NOPM, 879 0, 0, NULL, 0, 880 pm8916_wcd_analog_enable_ear_pa, 881 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 882 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), 883 SND_SOC_DAPM_MUX("EAR_S", SND_SOC_NOPM, 0, 0, &ear_mux), 884 SND_SOC_DAPM_SUPPLY("EAR CP", CDC_A_NCP_EN, 4, 0, NULL, 0), 885 886 SND_SOC_DAPM_PGA("HPHL PA", CDC_A_RX_HPH_CNP_EN, 5, 0, NULL, 0), 887 SND_SOC_DAPM_MUX("HPHL", SND_SOC_NOPM, 0, 0, &hphl_mux), 888 SND_SOC_DAPM_MIXER("HPHL DAC", CDC_A_RX_HPH_L_PA_DAC_CTL, 3, 0, NULL, 889 0), 890 SND_SOC_DAPM_PGA("HPHR PA", CDC_A_RX_HPH_CNP_EN, 4, 0, NULL, 0), 891 SND_SOC_DAPM_MUX("HPHR", SND_SOC_NOPM, 0, 0, &hphr_mux), 892 SND_SOC_DAPM_MIXER("HPHR DAC", CDC_A_RX_HPH_R_PA_DAC_CTL, 3, 0, NULL, 893 0), 894 SND_SOC_DAPM_MIXER("SPK DAC", SND_SOC_NOPM, 0, 0, 895 spkr_switch, ARRAY_SIZE(spkr_switch)), 896 897 /* Speaker */ 898 SND_SOC_DAPM_OUTPUT("SPK_OUT"), 899 SND_SOC_DAPM_PGA_E("SPK PA", CDC_A_SPKR_DRV_CTL, 900 6, 0, NULL, 0, 901 pm8916_wcd_analog_enable_spk_pa, 902 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 903 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), 904 SND_SOC_DAPM_REGULATOR_SUPPLY("vdd-micbias", 0, 0), 905 SND_SOC_DAPM_SUPPLY("CP", CDC_A_NCP_EN, 0, 0, NULL, 0), 906 907 SND_SOC_DAPM_SUPPLY("DAC_REF", CDC_A_RX_COM_BIAS_DAC, 0, 0, NULL, 0), 908 SND_SOC_DAPM_SUPPLY("RX_BIAS", CDC_A_RX_COM_BIAS_DAC, 7, 0, NULL, 0), 909 910 /* TX */ 911 SND_SOC_DAPM_SUPPLY("MIC_BIAS1", CDC_A_MICB_1_EN, 7, 0, 912 pm8916_wcd_analog_enable_micbias1, 913 SND_SOC_DAPM_POST_PMU), 914 SND_SOC_DAPM_SUPPLY("MIC_BIAS2", CDC_A_MICB_2_EN, 7, 0, 915 pm8916_wcd_analog_enable_micbias2, 916 SND_SOC_DAPM_POST_PMU), 917 918 SND_SOC_DAPM_SUPPLY("MIC BIAS External1", SND_SOC_NOPM, 0, 0, NULL, 0), 919 SND_SOC_DAPM_SUPPLY("MIC BIAS External2", SND_SOC_NOPM, 0, 0, NULL, 0), 920 921 SND_SOC_DAPM_SUPPLY("MIC BIAS Internal1", CDC_A_MICB_1_INT_RBIAS, 7, 0, 922 pm8916_wcd_analog_enable_micbias_int, 923 SND_SOC_DAPM_PRE_PMU), 924 SND_SOC_DAPM_SUPPLY("MIC BIAS Internal2", CDC_A_MICB_1_INT_RBIAS, 4, 0, 925 pm8916_wcd_analog_enable_micbias_int2, 926 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 927 SND_SOC_DAPM_POST_PMD), 928 SND_SOC_DAPM_SUPPLY("MIC BIAS Internal3", CDC_A_MICB_1_INT_RBIAS, 1, 0, 929 pm8916_wcd_analog_enable_micbias_int, 930 SND_SOC_DAPM_PRE_PMU), 931 932 SND_SOC_DAPM_ADC_E("ADC1", NULL, CDC_A_TX_1_EN, 7, 0, 933 pm8916_wcd_analog_enable_adc, 934 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 935 SND_SOC_DAPM_POST_PMD), 936 SND_SOC_DAPM_ADC_E("ADC2_INP2", NULL, CDC_A_TX_2_EN, 7, 0, 937 pm8916_wcd_analog_enable_adc, 938 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 939 SND_SOC_DAPM_POST_PMD), 940 SND_SOC_DAPM_ADC_E("ADC2_INP3", NULL, CDC_A_TX_3_EN, 7, 0, 941 pm8916_wcd_analog_enable_adc, 942 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 943 SND_SOC_DAPM_POST_PMD), 944 945 SND_SOC_DAPM_MIXER("ADC2", SND_SOC_NOPM, 0, 0, NULL, 0), 946 SND_SOC_DAPM_MIXER("ADC3", SND_SOC_NOPM, 0, 0, NULL, 0), 947 948 SND_SOC_DAPM_MUX("ADC2 MUX", SND_SOC_NOPM, 0, 0, &tx_adc2_mux), 949 SND_SOC_DAPM_MUX("RDAC2 MUX", SND_SOC_NOPM, 0, 0, &rdac2_mux), 950 951 /* Analog path clocks */ 952 SND_SOC_DAPM_SUPPLY("EAR_HPHR_CLK", CDC_D_CDC_ANA_CLK_CTL, 0, 0, NULL, 953 0), 954 SND_SOC_DAPM_SUPPLY("EAR_HPHL_CLK", CDC_D_CDC_ANA_CLK_CTL, 1, 0, NULL, 955 0), 956 SND_SOC_DAPM_SUPPLY("SPKR_CLK", CDC_D_CDC_ANA_CLK_CTL, 4, 0, NULL, 0), 957 SND_SOC_DAPM_SUPPLY("TXA_CLK25", CDC_D_CDC_ANA_CLK_CTL, 5, 0, NULL, 0), 958 959 /* Digital path clocks */ 960 961 SND_SOC_DAPM_SUPPLY("RXD1_CLK", CDC_D_CDC_DIG_CLK_CTL, 0, 0, NULL, 0), 962 SND_SOC_DAPM_SUPPLY("RXD2_CLK", CDC_D_CDC_DIG_CLK_CTL, 1, 0, NULL, 0), 963 SND_SOC_DAPM_SUPPLY("RXD3_CLK", CDC_D_CDC_DIG_CLK_CTL, 2, 0, NULL, 0), 964 965 SND_SOC_DAPM_SUPPLY("TXD_CLK", CDC_D_CDC_DIG_CLK_CTL, 4, 0, NULL, 0), 966 SND_SOC_DAPM_SUPPLY("NCP_CLK", CDC_D_CDC_DIG_CLK_CTL, 6, 0, NULL, 0), 967 SND_SOC_DAPM_SUPPLY("RXD_PDM_CLK", CDC_D_CDC_DIG_CLK_CTL, 7, 0, NULL, 968 0), 969 970 /* System Clock source */ 971 SND_SOC_DAPM_SUPPLY("A_MCLK", CDC_D_CDC_TOP_CLK_CTL, 2, 0, NULL, 0), 972 /* TX ADC and RX DAC Clock source. */ 973 SND_SOC_DAPM_SUPPLY("A_MCLK2", CDC_D_CDC_TOP_CLK_CTL, 3, 0, NULL, 0), 974}; 975 976static int pm8916_wcd_analog_set_jack(struct snd_soc_component *component, 977 struct snd_soc_jack *jack, 978 void *data) 979{ 980 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 981 982 wcd->jack = jack; 983 984 return 0; 985} 986 987static irqreturn_t mbhc_btn_release_irq_handler(int irq, void *arg) 988{ 989 struct pm8916_wcd_analog_priv *priv = arg; 990 991 if (priv->detect_accessory_type) { 992 struct snd_soc_component *component = priv->component; 993 u32 val = snd_soc_component_read(component, CDC_A_MBHC_RESULT_1); 994 995 /* check if its BTN0 thats released */ 996 if ((val != -1) && !(val & CDC_A_MBHC_RESULT_1_BTN_RESULT_MASK)) 997 priv->mbhc_btn0_released = true; 998 999 } else { 1000 snd_soc_jack_report(priv->jack, 0, btn_mask); 1001 } 1002 1003 return IRQ_HANDLED; 1004} 1005 1006static irqreturn_t mbhc_btn_press_irq_handler(int irq, void *arg) 1007{ 1008 struct pm8916_wcd_analog_priv *priv = arg; 1009 struct snd_soc_component *component = priv->component; 1010 u32 btn_result; 1011 1012 btn_result = snd_soc_component_read(component, CDC_A_MBHC_RESULT_1) & 1013 CDC_A_MBHC_RESULT_1_BTN_RESULT_MASK; 1014 1015 switch (btn_result) { 1016 case 0xf: 1017 snd_soc_jack_report(priv->jack, SND_JACK_BTN_4, btn_mask); 1018 break; 1019 case 0x7: 1020 snd_soc_jack_report(priv->jack, SND_JACK_BTN_3, btn_mask); 1021 break; 1022 case 0x3: 1023 snd_soc_jack_report(priv->jack, SND_JACK_BTN_2, btn_mask); 1024 break; 1025 case 0x1: 1026 snd_soc_jack_report(priv->jack, SND_JACK_BTN_1, btn_mask); 1027 break; 1028 case 0x0: 1029 /* handle BTN_0 specially for type detection */ 1030 if (!priv->detect_accessory_type) 1031 snd_soc_jack_report(priv->jack, 1032 SND_JACK_BTN_0, btn_mask); 1033 break; 1034 default: 1035 dev_err(component->dev, 1036 "Unexpected button press result (%x)", btn_result); 1037 break; 1038 } 1039 1040 return IRQ_HANDLED; 1041} 1042 1043static irqreturn_t pm8916_mbhc_switch_irq_handler(int irq, void *arg) 1044{ 1045 struct pm8916_wcd_analog_priv *priv = arg; 1046 struct snd_soc_component *component = priv->component; 1047 bool ins = false; 1048 1049 if (snd_soc_component_read(component, CDC_A_MBHC_DET_CTL_1) & 1050 CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_MASK) 1051 ins = true; 1052 1053 /* Set the detection type appropriately */ 1054 snd_soc_component_update_bits(component, CDC_A_MBHC_DET_CTL_1, 1055 CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_MASK, 1056 (!ins << CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_SHIFT)); 1057 1058 1059 if (ins) { /* hs insertion */ 1060 bool micbias_enabled = false; 1061 1062 if (snd_soc_component_read(component, CDC_A_MICB_2_EN) & 1063 CDC_A_MICB_2_EN_ENABLE) 1064 micbias_enabled = true; 1065 1066 pm8916_mbhc_configure_bias(priv, micbias_enabled); 1067 1068 /* 1069 * if only a btn0 press event is receive just before 1070 * insert event then its a 3 pole headphone else if 1071 * both press and release event received then its 1072 * a headset. 1073 */ 1074 if (priv->mbhc_btn0_released) 1075 snd_soc_jack_report(priv->jack, 1076 SND_JACK_HEADSET, hs_jack_mask); 1077 else 1078 snd_soc_jack_report(priv->jack, 1079 SND_JACK_HEADPHONE, hs_jack_mask); 1080 1081 priv->detect_accessory_type = false; 1082 1083 } else { /* removal */ 1084 snd_soc_jack_report(priv->jack, 0, hs_jack_mask); 1085 priv->detect_accessory_type = true; 1086 priv->mbhc_btn0_released = false; 1087 } 1088 1089 return IRQ_HANDLED; 1090} 1091 1092static struct snd_soc_dai_driver pm8916_wcd_analog_dai[] = { 1093 [0] = { 1094 .name = "pm8916_wcd_analog_pdm_rx", 1095 .id = 0, 1096 .playback = { 1097 .stream_name = "PDM Playback", 1098 .rates = MSM8916_WCD_ANALOG_RATES, 1099 .formats = MSM8916_WCD_ANALOG_FORMATS, 1100 .channels_min = 1, 1101 .channels_max = 3, 1102 }, 1103 }, 1104 [1] = { 1105 .name = "pm8916_wcd_analog_pdm_tx", 1106 .id = 1, 1107 .capture = { 1108 .stream_name = "PDM Capture", 1109 .rates = MSM8916_WCD_ANALOG_RATES, 1110 .formats = MSM8916_WCD_ANALOG_FORMATS, 1111 .channels_min = 1, 1112 .channels_max = 4, 1113 }, 1114 }, 1115}; 1116 1117static const struct snd_soc_component_driver pm8916_wcd_analog = { 1118 .probe = pm8916_wcd_analog_probe, 1119 .remove = pm8916_wcd_analog_remove, 1120 .set_jack = pm8916_wcd_analog_set_jack, 1121 .controls = pm8916_wcd_analog_snd_controls, 1122 .num_controls = ARRAY_SIZE(pm8916_wcd_analog_snd_controls), 1123 .dapm_widgets = pm8916_wcd_analog_dapm_widgets, 1124 .num_dapm_widgets = ARRAY_SIZE(pm8916_wcd_analog_dapm_widgets), 1125 .dapm_routes = pm8916_wcd_analog_audio_map, 1126 .num_dapm_routes = ARRAY_SIZE(pm8916_wcd_analog_audio_map), 1127 .idle_bias_on = 1, 1128 .use_pmdown_time = 1, 1129 .endianness = 1, 1130}; 1131 1132static int pm8916_wcd_analog_parse_dt(struct device *dev, 1133 struct pm8916_wcd_analog_priv *priv) 1134{ 1135 int rval; 1136 1137 if (of_property_read_bool(dev->of_node, "qcom,micbias1-ext-cap")) 1138 priv->micbias1_cap_mode = MICB_1_EN_EXT_BYP_CAP; 1139 else 1140 priv->micbias1_cap_mode = MICB_1_EN_NO_EXT_BYP_CAP; 1141 1142 if (of_property_read_bool(dev->of_node, "qcom,micbias2-ext-cap")) 1143 priv->micbias2_cap_mode = MICB_1_EN_EXT_BYP_CAP; 1144 else 1145 priv->micbias2_cap_mode = MICB_1_EN_NO_EXT_BYP_CAP; 1146 1147 of_property_read_u32(dev->of_node, "qcom,micbias-lvl", 1148 &priv->micbias_mv); 1149 1150 if (of_property_read_bool(dev->of_node, 1151 "qcom,hphl-jack-type-normally-open")) 1152 priv->hphl_jack_type_normally_open = true; 1153 else 1154 priv->hphl_jack_type_normally_open = false; 1155 1156 if (of_property_read_bool(dev->of_node, 1157 "qcom,gnd-jack-type-normally-open")) 1158 priv->gnd_jack_type_normally_open = true; 1159 else 1160 priv->gnd_jack_type_normally_open = false; 1161 1162 priv->mbhc_btn_enabled = true; 1163 rval = of_property_read_u32_array(dev->of_node, 1164 "qcom,mbhc-vthreshold-low", 1165 &priv->vref_btn_cs[0], 1166 MBHC_MAX_BUTTONS); 1167 if (rval < 0) { 1168 priv->mbhc_btn_enabled = false; 1169 } else { 1170 rval = of_property_read_u32_array(dev->of_node, 1171 "qcom,mbhc-vthreshold-high", 1172 &priv->vref_btn_micb[0], 1173 MBHC_MAX_BUTTONS); 1174 if (rval < 0) 1175 priv->mbhc_btn_enabled = false; 1176 } 1177 1178 if (!priv->mbhc_btn_enabled) 1179 dev_err(dev, 1180 "DT property missing, MBHC btn detection disabled\n"); 1181 1182 1183 return 0; 1184} 1185 1186static int pm8916_wcd_analog_spmi_probe(struct platform_device *pdev) 1187{ 1188 struct pm8916_wcd_analog_priv *priv; 1189 struct device *dev = &pdev->dev; 1190 int ret, i, irq; 1191 1192 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); 1193 if (!priv) 1194 return -ENOMEM; 1195 1196 ret = pm8916_wcd_analog_parse_dt(dev, priv); 1197 if (ret < 0) 1198 return ret; 1199 1200 for (i = 0; i < ARRAY_SIZE(supply_names); i++) 1201 priv->supplies[i].supply = supply_names[i]; 1202 1203 ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(priv->supplies), 1204 priv->supplies); 1205 if (ret) { 1206 dev_err(dev, "Failed to get regulator supplies %d\n", ret); 1207 return ret; 1208 } 1209 1210 irq = platform_get_irq_byname(pdev, "mbhc_switch_int"); 1211 if (irq < 0) 1212 return irq; 1213 1214 ret = devm_request_threaded_irq(dev, irq, NULL, 1215 pm8916_mbhc_switch_irq_handler, 1216 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | 1217 IRQF_ONESHOT, 1218 "mbhc switch irq", priv); 1219 if (ret) { 1220 dev_err(dev, "cannot request mbhc switch irq\n"); 1221 return ret; 1222 } 1223 1224 if (priv->mbhc_btn_enabled) { 1225 irq = platform_get_irq_byname(pdev, "mbhc_but_press_det"); 1226 if (irq < 0) 1227 return irq; 1228 1229 ret = devm_request_threaded_irq(dev, irq, NULL, 1230 mbhc_btn_press_irq_handler, 1231 IRQF_TRIGGER_RISING | 1232 IRQF_TRIGGER_FALLING | IRQF_ONESHOT, 1233 "mbhc btn press irq", priv); 1234 if (ret) { 1235 dev_err(dev, "cannot request mbhc button press irq\n"); 1236 return ret; 1237 } 1238 1239 irq = platform_get_irq_byname(pdev, "mbhc_but_rel_det"); 1240 if (irq < 0) 1241 return irq; 1242 1243 ret = devm_request_threaded_irq(dev, irq, NULL, 1244 mbhc_btn_release_irq_handler, 1245 IRQF_TRIGGER_RISING | 1246 IRQF_TRIGGER_FALLING | IRQF_ONESHOT, 1247 "mbhc btn release irq", priv); 1248 if (ret) { 1249 dev_err(dev, "cannot request mbhc button release irq\n"); 1250 return ret; 1251 } 1252 } 1253 1254 dev_set_drvdata(dev, priv); 1255 1256 return devm_snd_soc_register_component(dev, &pm8916_wcd_analog, 1257 pm8916_wcd_analog_dai, 1258 ARRAY_SIZE(pm8916_wcd_analog_dai)); 1259} 1260 1261static const struct of_device_id pm8916_wcd_analog_spmi_match_table[] = { 1262 { .compatible = "qcom,pm8916-wcd-analog-codec", }, 1263 { } 1264}; 1265 1266MODULE_DEVICE_TABLE(of, pm8916_wcd_analog_spmi_match_table); 1267 1268static struct platform_driver pm8916_wcd_analog_spmi_driver = { 1269 .driver = { 1270 .name = "qcom,pm8916-wcd-spmi-codec", 1271 .of_match_table = pm8916_wcd_analog_spmi_match_table, 1272 }, 1273 .probe = pm8916_wcd_analog_spmi_probe, 1274}; 1275 1276module_platform_driver(pm8916_wcd_analog_spmi_driver); 1277 1278MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org>"); 1279MODULE_DESCRIPTION("PMIC PM8916 WCD Analog Codec driver"); 1280MODULE_LICENSE("GPL v2");
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