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/clk.h> 11 #include <linux/of.h> 12 #include <linux/platform_device.h> 13 #include <linux/regmap.h> 14 #include <sound/soc.h> 15 #include <sound/pcm.h> 16 #include <sound/pcm_params.h> 17 #include <sound/tlv.h> 18 #include <sound/jack.h> 19 20 #define CDC_D_REVISION1 (0xf000) 21 #define CDC_D_PERPH_SUBTYPE (0xf005) 22 #define CDC_D_INT_EN_SET (0x015) 23 #define CDC_D_INT_EN_CLR (0x016) 24 #define MBHC_SWITCH_INT BIT(7) 25 #define MBHC_MIC_ELECTRICAL_INS_REM_DET BIT(6) 26 #define MBHC_BUTTON_PRESS_DET BIT(5) 27 #define MBHC_BUTTON_RELEASE_DET BIT(4) 28 #define CDC_D_CDC_RST_CTL (0xf046) 29 #define RST_CTL_DIG_SW_RST_N_MASK BIT(7) 30 #define RST_CTL_DIG_SW_RST_N_RESET 0 31 #define RST_CTL_DIG_SW_RST_N_REMOVE_RESET BIT(7) 32 33 #define CDC_D_CDC_TOP_CLK_CTL (0xf048) 34 #define TOP_CLK_CTL_A_MCLK_MCLK2_EN_MASK (BIT(2) | BIT(3)) 35 #define TOP_CLK_CTL_A_MCLK_EN_ENABLE BIT(2) 36 #define TOP_CLK_CTL_A_MCLK2_EN_ENABLE BIT(3) 37 38 #define CDC_D_CDC_ANA_CLK_CTL (0xf049) 39 #define ANA_CLK_CTL_EAR_HPHR_CLK_EN_MASK BIT(0) 40 #define ANA_CLK_CTL_EAR_HPHR_CLK_EN BIT(0) 41 #define ANA_CLK_CTL_EAR_HPHL_CLK_EN BIT(1) 42 #define ANA_CLK_CTL_SPKR_CLK_EN_MASK BIT(4) 43 #define ANA_CLK_CTL_SPKR_CLK_EN BIT(4) 44 #define ANA_CLK_CTL_TXA_CLK25_EN BIT(5) 45 46 #define CDC_D_CDC_DIG_CLK_CTL (0xf04A) 47 #define DIG_CLK_CTL_RXD1_CLK_EN BIT(0) 48 #define DIG_CLK_CTL_RXD2_CLK_EN BIT(1) 49 #define DIG_CLK_CTL_RXD3_CLK_EN BIT(2) 50 #define DIG_CLK_CTL_D_MBHC_CLK_EN_MASK BIT(3) 51 #define DIG_CLK_CTL_D_MBHC_CLK_EN BIT(3) 52 #define DIG_CLK_CTL_TXD_CLK_EN BIT(4) 53 #define DIG_CLK_CTL_NCP_CLK_EN_MASK BIT(6) 54 #define DIG_CLK_CTL_NCP_CLK_EN BIT(6) 55 #define DIG_CLK_CTL_RXD_PDM_CLK_EN_MASK BIT(7) 56 #define DIG_CLK_CTL_RXD_PDM_CLK_EN BIT(7) 57 58 #define CDC_D_CDC_CONN_TX1_CTL (0xf050) 59 #define CONN_TX1_SERIAL_TX1_MUX GENMASK(1, 0) 60 #define CONN_TX1_SERIAL_TX1_ADC_1 0x0 61 #define CONN_TX1_SERIAL_TX1_RX_PDM_LB 0x1 62 #define CONN_TX1_SERIAL_TX1_ZERO 0x2 63 64 #define CDC_D_CDC_CONN_TX2_CTL (0xf051) 65 #define CONN_TX2_SERIAL_TX2_MUX GENMASK(1, 0) 66 #define CONN_TX2_SERIAL_TX2_ADC_2 0x0 67 #define CONN_TX2_SERIAL_TX2_RX_PDM_LB 0x1 68 #define CONN_TX2_SERIAL_TX2_ZERO 0x2 69 #define CDC_D_CDC_CONN_HPHR_DAC_CTL (0xf052) 70 #define CDC_D_CDC_CONN_RX1_CTL (0xf053) 71 #define CDC_D_CDC_CONN_RX2_CTL (0xf054) 72 #define CDC_D_CDC_CONN_RX3_CTL (0xf055) 73 #define CDC_D_CDC_CONN_RX_LB_CTL (0xf056) 74 #define CDC_D_SEC_ACCESS (0xf0D0) 75 #define CDC_D_PERPH_RESET_CTL3 (0xf0DA) 76 #define CDC_D_PERPH_RESET_CTL4 (0xf0DB) 77 #define CDC_A_REVISION1 (0xf100) 78 #define CDC_A_REVISION2 (0xf101) 79 #define CDC_A_REVISION3 (0xf102) 80 #define CDC_A_REVISION4 (0xf103) 81 #define CDC_A_PERPH_TYPE (0xf104) 82 #define CDC_A_PERPH_SUBTYPE (0xf105) 83 #define CDC_A_INT_RT_STS (0xf110) 84 #define CDC_A_INT_SET_TYPE (0xf111) 85 #define CDC_A_INT_POLARITY_HIGH (0xf112) 86 #define CDC_A_INT_POLARITY_LOW (0xf113) 87 #define CDC_A_INT_LATCHED_CLR (0xf114) 88 #define CDC_A_INT_EN_SET (0xf115) 89 #define CDC_A_INT_EN_CLR (0xf116) 90 #define CDC_A_INT_LATCHED_STS (0xf118) 91 #define CDC_A_INT_PENDING_STS (0xf119) 92 #define CDC_A_INT_MID_SEL (0xf11A) 93 #define CDC_A_INT_PRIORITY (0xf11B) 94 #define CDC_A_MICB_1_EN (0xf140) 95 #define MICB_1_EN_MICB_ENABLE BIT(7) 96 #define MICB_1_EN_BYP_CAP_MASK BIT(6) 97 #define MICB_1_EN_NO_EXT_BYP_CAP BIT(6) 98 #define MICB_1_EN_EXT_BYP_CAP 0 99 #define MICB_1_EN_PULL_DOWN_EN_MASK BIT(5) 100 #define MICB_1_EN_PULL_DOWN_EN_ENABLE BIT(5) 101 #define MICB_1_EN_OPA_STG2_TAIL_CURR_MASK GENMASK(3, 1) 102 #define MICB_1_EN_OPA_STG2_TAIL_CURR_1_60UA (0x4) 103 #define MICB_1_EN_PULL_UP_EN_MASK BIT(4) 104 #define MICB_1_EN_TX3_GND_SEL_MASK BIT(0) 105 #define MICB_1_EN_TX3_GND_SEL_TX_GND 0 106 107 #define CDC_A_MICB_1_VAL (0xf141) 108 #define MICB_MIN_VAL 1600 109 #define MICB_STEP_SIZE 50 110 #define MICB_VOLTAGE_REGVAL(v) (((v - MICB_MIN_VAL)/MICB_STEP_SIZE) << 3) 111 #define MICB_1_VAL_MICB_OUT_VAL_MASK GENMASK(7, 3) 112 #define MICB_1_VAL_MICB_OUT_VAL_V2P70V ((0x16) << 3) 113 #define MICB_1_VAL_MICB_OUT_VAL_V1P80V ((0x4) << 3) 114 #define CDC_A_MICB_1_CTL (0xf142) 115 116 #define MICB_1_CTL_CFILT_REF_SEL_MASK BIT(1) 117 #define MICB_1_CTL_CFILT_REF_SEL_HPF_REF BIT(1) 118 #define MICB_1_CTL_EXT_PRECHARG_EN_MASK BIT(5) 119 #define MICB_1_CTL_EXT_PRECHARG_EN_ENABLE BIT(5) 120 #define MICB_1_CTL_INT_PRECHARG_BYP_MASK BIT(6) 121 #define MICB_1_CTL_INT_PRECHARG_BYP_EXT_PRECHRG_SEL BIT(6) 122 123 #define CDC_A_MICB_1_INT_RBIAS (0xf143) 124 #define MICB_1_INT_TX1_INT_RBIAS_EN_MASK BIT(7) 125 #define MICB_1_INT_TX1_INT_RBIAS_EN_ENABLE BIT(7) 126 #define MICB_1_INT_TX1_INT_RBIAS_EN_DISABLE 0 127 128 #define MICB_1_INT_TX1_INT_PULLUP_EN_MASK BIT(6) 129 #define MICB_1_INT_TX1_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(6) 130 #define MICB_1_INT_TX1_INT_PULLUP_EN_TX1N_TO_GND 0 131 132 #define MICB_1_INT_TX2_INT_RBIAS_EN_MASK BIT(4) 133 #define MICB_1_INT_TX2_INT_RBIAS_EN_ENABLE BIT(4) 134 #define MICB_1_INT_TX2_INT_RBIAS_EN_DISABLE 0 135 #define MICB_1_INT_TX2_INT_PULLUP_EN_MASK BIT(3) 136 #define MICB_1_INT_TX2_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(3) 137 #define MICB_1_INT_TX2_INT_PULLUP_EN_TX1N_TO_GND 0 138 139 #define MICB_1_INT_TX3_INT_RBIAS_EN_MASK BIT(1) 140 #define MICB_1_INT_TX3_INT_RBIAS_EN_ENABLE BIT(1) 141 #define MICB_1_INT_TX3_INT_RBIAS_EN_DISABLE 0 142 #define MICB_1_INT_TX3_INT_PULLUP_EN_MASK BIT(0) 143 #define MICB_1_INT_TX3_INT_PULLUP_EN_TX1N_TO_MICBIAS BIT(0) 144 #define MICB_1_INT_TX3_INT_PULLUP_EN_TX1N_TO_GND 0 145 146 #define CDC_A_MICB_2_EN (0xf144) 147 #define CDC_A_MICB_2_EN_ENABLE BIT(7) 148 #define CDC_A_MICB_2_PULL_DOWN_EN_MASK BIT(5) 149 #define CDC_A_MICB_2_PULL_DOWN_EN BIT(5) 150 #define CDC_A_TX_1_2_ATEST_CTL_2 (0xf145) 151 #define CDC_A_MASTER_BIAS_CTL (0xf146) 152 #define CDC_A_MBHC_DET_CTL_1 (0xf147) 153 #define CDC_A_MBHC_DET_CTL_L_DET_EN BIT(7) 154 #define CDC_A_MBHC_DET_CTL_GND_DET_EN BIT(6) 155 #define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_INSERTION BIT(5) 156 #define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_REMOVAL (0) 157 #define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_MASK BIT(5) 158 #define CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_SHIFT (5) 159 #define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_AUTO BIT(4) 160 #define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_MANUAL BIT(3) 161 #define CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_MASK GENMASK(4, 3) 162 #define CDC_A_MBHC_DET_CTL_MBHC_BIAS_EN BIT(2) 163 #define CDC_A_MBHC_DET_CTL_2 (0xf150) 164 #define CDC_A_MBHC_DET_CTL_HS_L_DET_PULL_UP_CTRL_I_3P0 (BIT(7) | BIT(6)) 165 #define CDC_A_MBHC_DET_CTL_HS_L_DET_COMPA_CTRL_V0P9_VDD BIT(5) 166 #define CDC_A_PLUG_TYPE_MASK GENMASK(4, 3) 167 #define CDC_A_HPHL_PLUG_TYPE_NO BIT(4) 168 #define CDC_A_GND_PLUG_TYPE_NO BIT(3) 169 #define CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN_MASK BIT(0) 170 #define CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN BIT(0) 171 #define CDC_A_MBHC_FSM_CTL (0xf151) 172 #define CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN BIT(7) 173 #define CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN_MASK BIT(7) 174 #define CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_I_100UA (0x3 << 4) 175 #define CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_MASK GENMASK(6, 4) 176 #define CDC_A_MBHC_DBNC_TIMER (0xf152) 177 #define CDC_A_MBHC_DBNC_TIMER_BTN_DBNC_T_16MS BIT(3) 178 #define CDC_A_MBHC_DBNC_TIMER_INSREM_DBNC_T_256_MS (0x9 << 4) 179 #define CDC_A_MBHC_BTN0_ZDET_CTL_0 (0xf153) 180 #define CDC_A_MBHC_BTN1_ZDET_CTL_1 (0xf154) 181 #define CDC_A_MBHC_BTN2_ZDET_CTL_2 (0xf155) 182 #define CDC_A_MBHC_BTN3_CTL (0xf156) 183 #define CDC_A_MBHC_BTN4_CTL (0xf157) 184 #define CDC_A_MBHC_BTN_VREF_FINE_SHIFT (2) 185 #define CDC_A_MBHC_BTN_VREF_FINE_MASK GENMASK(4, 2) 186 #define CDC_A_MBHC_BTN_VREF_COARSE_MASK GENMASK(7, 5) 187 #define CDC_A_MBHC_BTN_VREF_COARSE_SHIFT (5) 188 #define CDC_A_MBHC_BTN_VREF_MASK (CDC_A_MBHC_BTN_VREF_COARSE_MASK | \ 189 CDC_A_MBHC_BTN_VREF_FINE_MASK) 190 #define CDC_A_MBHC_RESULT_1 (0xf158) 191 #define CDC_A_MBHC_RESULT_1_BTN_RESULT_MASK GENMASK(4, 0) 192 #define CDC_A_TX_1_EN (0xf160) 193 #define CDC_A_TX_2_EN (0xf161) 194 #define CDC_A_TX_1_2_TEST_CTL_1 (0xf162) 195 #define CDC_A_TX_1_2_TEST_CTL_2 (0xf163) 196 #define CDC_A_TX_1_2_ATEST_CTL (0xf164) 197 #define CDC_A_TX_1_2_OPAMP_BIAS (0xf165) 198 #define CDC_A_TX_3_EN (0xf167) 199 #define CDC_A_NCP_EN (0xf180) 200 #define CDC_A_NCP_CLK (0xf181) 201 #define CDC_A_NCP_FBCTRL (0xf183) 202 #define CDC_A_NCP_FBCTRL_FB_CLK_INV_MASK BIT(5) 203 #define CDC_A_NCP_FBCTRL_FB_CLK_INV BIT(5) 204 #define CDC_A_NCP_BIAS (0xf184) 205 #define CDC_A_NCP_VCTRL (0xf185) 206 #define CDC_A_NCP_TEST (0xf186) 207 #define CDC_A_NCP_CLIM_ADDR (0xf187) 208 #define CDC_A_RX_CLOCK_DIVIDER (0xf190) 209 #define CDC_A_RX_COM_OCP_CTL (0xf191) 210 #define CDC_A_RX_COM_OCP_COUNT (0xf192) 211 #define CDC_A_RX_COM_BIAS_DAC (0xf193) 212 #define RX_COM_BIAS_DAC_RX_BIAS_EN_MASK BIT(7) 213 #define RX_COM_BIAS_DAC_RX_BIAS_EN_ENABLE BIT(7) 214 #define RX_COM_BIAS_DAC_DAC_REF_EN_MASK BIT(0) 215 #define RX_COM_BIAS_DAC_DAC_REF_EN_ENABLE BIT(0) 216 217 #define CDC_A_RX_HPH_BIAS_PA (0xf194) 218 #define CDC_A_RX_HPH_BIAS_LDO_OCP (0xf195) 219 #define CDC_A_RX_HPH_BIAS_CNP (0xf196) 220 #define CDC_A_RX_HPH_CNP_EN (0xf197) 221 #define CDC_A_RX_HPH_L_PA_DAC_CTL (0xf19B) 222 #define RX_HPA_L_PA_DAC_CTL_DATA_RESET_MASK BIT(1) 223 #define RX_HPA_L_PA_DAC_CTL_DATA_RESET_RESET BIT(1) 224 #define CDC_A_RX_HPH_R_PA_DAC_CTL (0xf19D) 225 #define RX_HPH_R_PA_DAC_CTL_DATA_RESET BIT(1) 226 #define RX_HPH_R_PA_DAC_CTL_DATA_RESET_MASK BIT(1) 227 228 #define CDC_A_RX_EAR_CTL (0xf19E) 229 #define RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK BIT(0) 230 #define RX_EAR_CTL_SPK_VBAT_LDO_EN_ENABLE BIT(0) 231 #define RX_EAR_CTL_PA_EAR_PA_EN_MASK BIT(6) 232 #define RX_EAR_CTL_PA_EAR_PA_EN_ENABLE BIT(6) 233 #define RX_EAR_CTL_PA_SEL_MASK BIT(7) 234 #define RX_EAR_CTL_PA_SEL BIT(7) 235 236 #define CDC_A_SPKR_DAC_CTL (0xf1B0) 237 #define SPKR_DAC_CTL_DAC_RESET_MASK BIT(4) 238 #define SPKR_DAC_CTL_DAC_RESET_NORMAL 0 239 240 #define CDC_A_SPKR_DRV_CTL (0xf1B2) 241 #define SPKR_DRV_CTL_DEF_MASK 0xEF 242 #define SPKR_DRV_CLASSD_PA_EN_MASK BIT(7) 243 #define SPKR_DRV_CLASSD_PA_EN_ENABLE BIT(7) 244 #define SPKR_DRV_CAL_EN BIT(6) 245 #define SPKR_DRV_SETTLE_EN BIT(5) 246 #define SPKR_DRV_FW_EN BIT(3) 247 #define SPKR_DRV_BOOST_SET BIT(2) 248 #define SPKR_DRV_CMFB_SET BIT(1) 249 #define SPKR_DRV_GAIN_SET BIT(0) 250 #define SPKR_DRV_CTL_DEF_VAL (SPKR_DRV_CLASSD_PA_EN_ENABLE | \ 251 SPKR_DRV_CAL_EN | SPKR_DRV_SETTLE_EN | \ 252 SPKR_DRV_FW_EN | SPKR_DRV_BOOST_SET | \ 253 SPKR_DRV_CMFB_SET | SPKR_DRV_GAIN_SET) 254 #define CDC_A_SPKR_OCP_CTL (0xf1B4) 255 #define CDC_A_SPKR_PWRSTG_CTL (0xf1B5) 256 #define SPKR_PWRSTG_CTL_DAC_EN_MASK BIT(0) 257 #define SPKR_PWRSTG_CTL_DAC_EN BIT(0) 258 #define SPKR_PWRSTG_CTL_MASK 0xE0 259 #define SPKR_PWRSTG_CTL_BBM_MASK BIT(7) 260 #define SPKR_PWRSTG_CTL_BBM_EN BIT(7) 261 #define SPKR_PWRSTG_CTL_HBRDGE_EN_MASK BIT(6) 262 #define SPKR_PWRSTG_CTL_HBRDGE_EN BIT(6) 263 #define SPKR_PWRSTG_CTL_CLAMP_EN_MASK BIT(5) 264 #define SPKR_PWRSTG_CTL_CLAMP_EN BIT(5) 265 266 #define CDC_A_SPKR_DRV_DBG (0xf1B7) 267 #define CDC_A_CURRENT_LIMIT (0xf1C0) 268 #define CDC_A_BOOST_EN_CTL (0xf1C3) 269 #define CDC_A_SLOPE_COMP_IP_ZERO (0xf1C4) 270 #define CDC_A_SEC_ACCESS (0xf1D0) 271 #define CDC_A_PERPH_RESET_CTL3 (0xf1DA) 272 #define CDC_A_PERPH_RESET_CTL4 (0xf1DB) 273 274 #define MSM8916_WCD_ANALOG_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\ 275 SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000) 276 #define MSM8916_WCD_ANALOG_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ 277 SNDRV_PCM_FMTBIT_S32_LE) 278 279 static int btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | 280 SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_BTN_4; 281 static int hs_jack_mask = SND_JACK_HEADPHONE | SND_JACK_HEADSET; 282 283 static const char * const supply_names[] = { 284 "vdd-cdc-io", 285 "vdd-cdc-tx-rx-cx", 286 }; 287 288 #define MBHC_MAX_BUTTONS (5) 289 290 struct pm8916_wcd_analog_priv { 291 u16 pmic_rev; 292 u16 codec_version; 293 bool mbhc_btn_enabled; 294 /* special event to detect accessory type */ 295 int mbhc_btn0_released; 296 bool detect_accessory_type; 297 struct clk *mclk; 298 struct snd_soc_component *component; 299 struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; 300 struct snd_soc_jack *jack; 301 bool hphl_jack_type_normally_open; 302 bool gnd_jack_type_normally_open; 303 /* Voltage threshold when internal current source of 100uA is used */ 304 u32 vref_btn_cs[MBHC_MAX_BUTTONS]; 305 /* Voltage threshold when microphone bias is ON */ 306 u32 vref_btn_micb[MBHC_MAX_BUTTONS]; 307 unsigned int micbias1_cap_mode; 308 unsigned int micbias2_cap_mode; 309 unsigned int micbias_mv; 310 }; 311 312 static const char *const adc2_mux_text[] = { "ZERO", "INP2", "INP3" }; 313 static const char *const rdac2_mux_text[] = { "RX1", "RX2" }; 314 static const char *const hph_text[] = { "ZERO", "Switch", }; 315 316 static const struct soc_enum hph_enum = SOC_ENUM_SINGLE_VIRT( 317 ARRAY_SIZE(hph_text), hph_text); 318 319 static const struct snd_kcontrol_new ear_mux = SOC_DAPM_ENUM("EAR_S", hph_enum); 320 static const struct snd_kcontrol_new hphl_mux = SOC_DAPM_ENUM("HPHL", hph_enum); 321 static const struct snd_kcontrol_new hphr_mux = SOC_DAPM_ENUM("HPHR", hph_enum); 322 323 /* ADC2 MUX */ 324 static const struct soc_enum adc2_enum = SOC_ENUM_SINGLE_VIRT( 325 ARRAY_SIZE(adc2_mux_text), adc2_mux_text); 326 327 /* RDAC2 MUX */ 328 static const struct soc_enum rdac2_mux_enum = SOC_ENUM_SINGLE( 329 CDC_D_CDC_CONN_HPHR_DAC_CTL, 0, 2, rdac2_mux_text); 330 331 static const struct snd_kcontrol_new spkr_switch[] = { 332 SOC_DAPM_SINGLE("Switch", CDC_A_SPKR_DAC_CTL, 7, 1, 0) 333 }; 334 335 static const struct snd_kcontrol_new rdac2_mux = SOC_DAPM_ENUM( 336 "RDAC2 MUX Mux", rdac2_mux_enum); 337 static const struct snd_kcontrol_new tx_adc2_mux = SOC_DAPM_ENUM( 338 "ADC2 MUX Mux", adc2_enum); 339 340 /* Analog Gain control 0 dB to +24 dB in 6 dB steps */ 341 static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 600, 0); 342 343 static const struct snd_kcontrol_new pm8916_wcd_analog_snd_controls[] = { 344 SOC_SINGLE_TLV("ADC1 Volume", CDC_A_TX_1_EN, 3, 8, 0, analog_gain), 345 SOC_SINGLE_TLV("ADC2 Volume", CDC_A_TX_2_EN, 3, 8, 0, analog_gain), 346 SOC_SINGLE_TLV("ADC3 Volume", CDC_A_TX_3_EN, 3, 8, 0, analog_gain), 347 }; 348 349 static void pm8916_wcd_analog_micbias_enable(struct snd_soc_component *component) 350 { 351 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 352 353 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 354 MICB_1_CTL_EXT_PRECHARG_EN_MASK | 355 MICB_1_CTL_INT_PRECHARG_BYP_MASK, 356 MICB_1_CTL_INT_PRECHARG_BYP_EXT_PRECHRG_SEL 357 | MICB_1_CTL_EXT_PRECHARG_EN_ENABLE); 358 359 if (wcd->micbias_mv) { 360 snd_soc_component_update_bits(component, CDC_A_MICB_1_VAL, 361 MICB_1_VAL_MICB_OUT_VAL_MASK, 362 MICB_VOLTAGE_REGVAL(wcd->micbias_mv)); 363 /* 364 * Special headset needs MICBIAS as 2.7V so wait for 365 * 50 msec for the MICBIAS to reach 2.7 volts. 366 */ 367 if (wcd->micbias_mv >= 2700) 368 msleep(50); 369 } 370 371 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 372 MICB_1_CTL_EXT_PRECHARG_EN_MASK | 373 MICB_1_CTL_INT_PRECHARG_BYP_MASK, 0); 374 375 } 376 377 static int pm8916_wcd_analog_enable_micbias(struct snd_soc_component *component, 378 int event, unsigned int cap_mode) 379 { 380 switch (event) { 381 case SND_SOC_DAPM_POST_PMU: 382 pm8916_wcd_analog_micbias_enable(component); 383 snd_soc_component_update_bits(component, CDC_A_MICB_1_EN, 384 MICB_1_EN_BYP_CAP_MASK, cap_mode); 385 break; 386 } 387 388 return 0; 389 } 390 391 static int pm8916_wcd_analog_enable_micbias_int(struct snd_soc_dapm_widget *w, 392 struct snd_kcontrol *kcontrol, 393 int event) 394 { 395 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 396 397 switch (event) { 398 case SND_SOC_DAPM_PRE_PMU: 399 snd_soc_component_update_bits(component, CDC_A_MICB_1_EN, 400 MICB_1_EN_OPA_STG2_TAIL_CURR_MASK, 401 MICB_1_EN_OPA_STG2_TAIL_CURR_1_60UA); 402 break; 403 } 404 405 return 0; 406 } 407 408 static int pm8916_wcd_analog_enable_micbias1(struct snd_soc_dapm_widget *w, 409 struct snd_kcontrol *kcontrol, 410 int event) 411 { 412 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 413 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 414 415 return pm8916_wcd_analog_enable_micbias(component, event, 416 wcd->micbias1_cap_mode); 417 } 418 419 static int pm8916_wcd_analog_enable_micbias2(struct snd_soc_dapm_widget *w, 420 struct snd_kcontrol *kcontrol, 421 int event) 422 { 423 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 424 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 425 426 return pm8916_wcd_analog_enable_micbias(component, event, 427 wcd->micbias2_cap_mode); 428 429 } 430 431 static int pm8916_mbhc_configure_bias(struct pm8916_wcd_analog_priv *priv, 432 bool micbias2_enabled) 433 { 434 struct snd_soc_component *component = priv->component; 435 u32 coarse, fine, reg_val, reg_addr; 436 int *vrefs, i; 437 438 if (!micbias2_enabled) { /* use internal 100uA Current source */ 439 /* Enable internal 2.2k Internal Rbias Resistor */ 440 snd_soc_component_update_bits(component, CDC_A_MICB_1_INT_RBIAS, 441 MICB_1_INT_TX2_INT_RBIAS_EN_MASK, 442 MICB_1_INT_TX2_INT_RBIAS_EN_ENABLE); 443 /* Remove pull down on MIC BIAS2 */ 444 snd_soc_component_update_bits(component, CDC_A_MICB_2_EN, 445 CDC_A_MICB_2_PULL_DOWN_EN_MASK, 446 0); 447 /* enable 100uA internal current source */ 448 snd_soc_component_update_bits(component, CDC_A_MBHC_FSM_CTL, 449 CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_MASK, 450 CDC_A_MBHC_FSM_CTL_BTN_ISRC_CTRL_I_100UA); 451 } 452 snd_soc_component_update_bits(component, CDC_A_MBHC_FSM_CTL, 453 CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN_MASK, 454 CDC_A_MBHC_FSM_CTL_MBHC_FSM_EN); 455 456 if (micbias2_enabled) 457 vrefs = &priv->vref_btn_micb[0]; 458 else 459 vrefs = &priv->vref_btn_cs[0]; 460 461 /* program vref ranges for all the buttons */ 462 reg_addr = CDC_A_MBHC_BTN0_ZDET_CTL_0; 463 for (i = 0; i < MBHC_MAX_BUTTONS; i++) { 464 /* split mv in to coarse parts of 100mv & fine parts of 12mv */ 465 coarse = (vrefs[i] / 100); 466 fine = ((vrefs[i] % 100) / 12); 467 reg_val = (coarse << CDC_A_MBHC_BTN_VREF_COARSE_SHIFT) | 468 (fine << CDC_A_MBHC_BTN_VREF_FINE_SHIFT); 469 snd_soc_component_update_bits(component, reg_addr, 470 CDC_A_MBHC_BTN_VREF_MASK, 471 reg_val); 472 reg_addr++; 473 } 474 475 return 0; 476 } 477 478 static void pm8916_wcd_setup_mbhc(struct pm8916_wcd_analog_priv *wcd) 479 { 480 struct snd_soc_component *component = wcd->component; 481 bool micbias_enabled = false; 482 u32 plug_type = 0; 483 u32 int_en_mask; 484 485 snd_soc_component_write(component, CDC_A_MBHC_DET_CTL_1, 486 CDC_A_MBHC_DET_CTL_L_DET_EN | 487 CDC_A_MBHC_DET_CTL_MECH_DET_TYPE_INSERTION | 488 CDC_A_MBHC_DET_CTL_MIC_CLAMP_CTL_AUTO | 489 CDC_A_MBHC_DET_CTL_MBHC_BIAS_EN); 490 491 if (wcd->hphl_jack_type_normally_open) 492 plug_type |= CDC_A_HPHL_PLUG_TYPE_NO; 493 494 if (wcd->gnd_jack_type_normally_open) 495 plug_type |= CDC_A_GND_PLUG_TYPE_NO; 496 497 snd_soc_component_write(component, CDC_A_MBHC_DET_CTL_2, 498 CDC_A_MBHC_DET_CTL_HS_L_DET_PULL_UP_CTRL_I_3P0 | 499 CDC_A_MBHC_DET_CTL_HS_L_DET_COMPA_CTRL_V0P9_VDD | 500 plug_type | 501 CDC_A_MBHC_DET_CTL_HPHL_100K_TO_GND_EN); 502 503 504 snd_soc_component_write(component, CDC_A_MBHC_DBNC_TIMER, 505 CDC_A_MBHC_DBNC_TIMER_INSREM_DBNC_T_256_MS | 506 CDC_A_MBHC_DBNC_TIMER_BTN_DBNC_T_16MS); 507 508 /* enable MBHC clock */ 509 snd_soc_component_update_bits(component, CDC_D_CDC_DIG_CLK_CTL, 510 DIG_CLK_CTL_D_MBHC_CLK_EN_MASK, 511 DIG_CLK_CTL_D_MBHC_CLK_EN); 512 513 if (snd_soc_component_read32(component, CDC_A_MICB_2_EN) & CDC_A_MICB_2_EN_ENABLE) 514 micbias_enabled = true; 515 516 pm8916_mbhc_configure_bias(wcd, micbias_enabled); 517 518 int_en_mask = MBHC_SWITCH_INT; 519 if (wcd->mbhc_btn_enabled) 520 int_en_mask |= MBHC_BUTTON_PRESS_DET | MBHC_BUTTON_RELEASE_DET; 521 522 snd_soc_component_update_bits(component, CDC_D_INT_EN_CLR, int_en_mask, 0); 523 snd_soc_component_update_bits(component, CDC_D_INT_EN_SET, int_en_mask, int_en_mask); 524 wcd->mbhc_btn0_released = false; 525 wcd->detect_accessory_type = true; 526 } 527 528 static int pm8916_wcd_analog_enable_micbias_int2(struct 529 snd_soc_dapm_widget 530 *w, struct snd_kcontrol 531 *kcontrol, int event) 532 { 533 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 534 struct pm8916_wcd_analog_priv *wcd = snd_soc_component_get_drvdata(component); 535 536 switch (event) { 537 case SND_SOC_DAPM_PRE_PMU: 538 snd_soc_component_update_bits(component, CDC_A_MICB_2_EN, 539 CDC_A_MICB_2_PULL_DOWN_EN_MASK, 0); 540 break; 541 case SND_SOC_DAPM_POST_PMU: 542 pm8916_mbhc_configure_bias(wcd, true); 543 break; 544 case SND_SOC_DAPM_POST_PMD: 545 pm8916_mbhc_configure_bias(wcd, false); 546 break; 547 } 548 549 return pm8916_wcd_analog_enable_micbias_int(w, kcontrol, event); 550 } 551 552 static int pm8916_wcd_analog_enable_adc(struct snd_soc_dapm_widget *w, 553 struct snd_kcontrol *kcontrol, 554 int event) 555 { 556 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 557 u16 adc_reg = CDC_A_TX_1_2_TEST_CTL_2; 558 u8 init_bit_shift; 559 560 if (w->reg == CDC_A_TX_1_EN) 561 init_bit_shift = 5; 562 else 563 init_bit_shift = 4; 564 565 switch (event) { 566 case SND_SOC_DAPM_PRE_PMU: 567 if (w->reg == CDC_A_TX_2_EN) 568 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 569 MICB_1_CTL_CFILT_REF_SEL_MASK, 570 MICB_1_CTL_CFILT_REF_SEL_HPF_REF); 571 /* 572 * Add delay of 10 ms to give sufficient time for the voltage 573 * to shoot up and settle so that the txfe init does not 574 * happen when the input voltage is changing too much. 575 */ 576 usleep_range(10000, 10010); 577 snd_soc_component_update_bits(component, adc_reg, 1 << init_bit_shift, 578 1 << init_bit_shift); 579 switch (w->reg) { 580 case CDC_A_TX_1_EN: 581 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX1_CTL, 582 CONN_TX1_SERIAL_TX1_MUX, 583 CONN_TX1_SERIAL_TX1_ADC_1); 584 break; 585 case CDC_A_TX_2_EN: 586 case CDC_A_TX_3_EN: 587 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX2_CTL, 588 CONN_TX2_SERIAL_TX2_MUX, 589 CONN_TX2_SERIAL_TX2_ADC_2); 590 break; 591 } 592 break; 593 case SND_SOC_DAPM_POST_PMU: 594 /* 595 * Add delay of 12 ms before deasserting the init 596 * to reduce the tx pop 597 */ 598 usleep_range(12000, 12010); 599 snd_soc_component_update_bits(component, adc_reg, 1 << init_bit_shift, 0x00); 600 break; 601 case SND_SOC_DAPM_POST_PMD: 602 switch (w->reg) { 603 case CDC_A_TX_1_EN: 604 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX1_CTL, 605 CONN_TX1_SERIAL_TX1_MUX, 606 CONN_TX1_SERIAL_TX1_ZERO); 607 break; 608 case CDC_A_TX_2_EN: 609 snd_soc_component_update_bits(component, CDC_A_MICB_1_CTL, 610 MICB_1_CTL_CFILT_REF_SEL_MASK, 0); 611 /* fall through */ 612 case CDC_A_TX_3_EN: 613 snd_soc_component_update_bits(component, CDC_D_CDC_CONN_TX2_CTL, 614 CONN_TX2_SERIAL_TX2_MUX, 615 CONN_TX2_SERIAL_TX2_ZERO); 616 break; 617 } 618 619 620 break; 621 } 622 return 0; 623 } 624 625 static int pm8916_wcd_analog_enable_spk_pa(struct snd_soc_dapm_widget *w, 626 struct snd_kcontrol *kcontrol, 627 int event) 628 { 629 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 630 631 switch (event) { 632 case SND_SOC_DAPM_PRE_PMU: 633 snd_soc_component_update_bits(component, CDC_A_SPKR_PWRSTG_CTL, 634 SPKR_PWRSTG_CTL_DAC_EN_MASK | 635 SPKR_PWRSTG_CTL_BBM_MASK | 636 SPKR_PWRSTG_CTL_HBRDGE_EN_MASK | 637 SPKR_PWRSTG_CTL_CLAMP_EN_MASK, 638 SPKR_PWRSTG_CTL_DAC_EN| 639 SPKR_PWRSTG_CTL_BBM_EN | 640 SPKR_PWRSTG_CTL_HBRDGE_EN | 641 SPKR_PWRSTG_CTL_CLAMP_EN); 642 643 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 644 RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK, 645 RX_EAR_CTL_SPK_VBAT_LDO_EN_ENABLE); 646 break; 647 case SND_SOC_DAPM_POST_PMU: 648 snd_soc_component_update_bits(component, CDC_A_SPKR_DRV_CTL, 649 SPKR_DRV_CTL_DEF_MASK, 650 SPKR_DRV_CTL_DEF_VAL); 651 snd_soc_component_update_bits(component, w->reg, 652 SPKR_DRV_CLASSD_PA_EN_MASK, 653 SPKR_DRV_CLASSD_PA_EN_ENABLE); 654 break; 655 case SND_SOC_DAPM_POST_PMD: 656 snd_soc_component_update_bits(component, CDC_A_SPKR_PWRSTG_CTL, 657 SPKR_PWRSTG_CTL_DAC_EN_MASK| 658 SPKR_PWRSTG_CTL_BBM_MASK | 659 SPKR_PWRSTG_CTL_HBRDGE_EN_MASK | 660 SPKR_PWRSTG_CTL_CLAMP_EN_MASK, 0); 661 662 snd_soc_component_update_bits(component, CDC_A_SPKR_DAC_CTL, 663 SPKR_DAC_CTL_DAC_RESET_MASK, 664 SPKR_DAC_CTL_DAC_RESET_NORMAL); 665 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 666 RX_EAR_CTL_SPK_VBAT_LDO_EN_MASK, 0); 667 break; 668 } 669 return 0; 670 } 671 672 static int pm8916_wcd_analog_enable_ear_pa(struct snd_soc_dapm_widget *w, 673 struct snd_kcontrol *kcontrol, 674 int event) 675 { 676 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 677 678 switch (event) { 679 case SND_SOC_DAPM_PRE_PMU: 680 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 681 RX_EAR_CTL_PA_SEL_MASK, RX_EAR_CTL_PA_SEL); 682 break; 683 case SND_SOC_DAPM_POST_PMU: 684 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 685 RX_EAR_CTL_PA_EAR_PA_EN_MASK, 686 RX_EAR_CTL_PA_EAR_PA_EN_ENABLE); 687 break; 688 case SND_SOC_DAPM_POST_PMD: 689 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 690 RX_EAR_CTL_PA_EAR_PA_EN_MASK, 0); 691 /* Delay to reduce ear turn off pop */ 692 usleep_range(7000, 7100); 693 snd_soc_component_update_bits(component, CDC_A_RX_EAR_CTL, 694 RX_EAR_CTL_PA_SEL_MASK, 0); 695 break; 696 } 697 return 0; 698 } 699 700 static const struct reg_default wcd_reg_defaults_2_0[] = { 701 {CDC_A_RX_COM_OCP_CTL, 0xD1}, 702 {CDC_A_RX_COM_OCP_COUNT, 0xFF}, 703 {CDC_D_SEC_ACCESS, 0xA5}, 704 {CDC_D_PERPH_RESET_CTL3, 0x0F}, 705 {CDC_A_TX_1_2_OPAMP_BIAS, 0x4F}, 706 {CDC_A_NCP_FBCTRL, 0x28}, 707 {CDC_A_SPKR_DRV_CTL, 0x69}, 708 {CDC_A_SPKR_DRV_DBG, 0x01}, 709 {CDC_A_BOOST_EN_CTL, 0x5F}, 710 {CDC_A_SLOPE_COMP_IP_ZERO, 0x88}, 711 {CDC_A_SEC_ACCESS, 0xA5}, 712 {CDC_A_PERPH_RESET_CTL3, 0x0F}, 713 {CDC_A_CURRENT_LIMIT, 0x82}, 714 {CDC_A_SPKR_DAC_CTL, 0x03}, 715 {CDC_A_SPKR_OCP_CTL, 0xE1}, 716 {CDC_A_MASTER_BIAS_CTL, 0x30}, 717 }; 718 719 static int pm8916_wcd_analog_probe(struct snd_soc_component *component) 720 { 721 struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(component->dev); 722 int err, reg; 723 724 err = regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies); 725 if (err != 0) { 726 dev_err(component->dev, "failed to enable regulators (%d)\n", err); 727 return err; 728 } 729 730 snd_soc_component_init_regmap(component, 731 dev_get_regmap(component->dev->parent, NULL)); 732 snd_soc_component_set_drvdata(component, priv); 733 priv->pmic_rev = snd_soc_component_read32(component, CDC_D_REVISION1); 734 priv->codec_version = snd_soc_component_read32(component, CDC_D_PERPH_SUBTYPE); 735 736 dev_info(component->dev, "PMIC REV: %d\t CODEC Version: %d\n", 737 priv->pmic_rev, priv->codec_version); 738 739 snd_soc_component_write(component, CDC_D_PERPH_RESET_CTL4, 0x01); 740 snd_soc_component_write(component, CDC_A_PERPH_RESET_CTL4, 0x01); 741 742 for (reg = 0; reg < ARRAY_SIZE(wcd_reg_defaults_2_0); reg++) 743 snd_soc_component_write(component, wcd_reg_defaults_2_0[reg].reg, 744 wcd_reg_defaults_2_0[reg].def); 745 746 priv->component = component; 747 748 snd_soc_component_update_bits(component, CDC_D_CDC_RST_CTL, 749 RST_CTL_DIG_SW_RST_N_MASK, 750 RST_CTL_DIG_SW_RST_N_REMOVE_RESET); 751 752 pm8916_wcd_setup_mbhc(priv); 753 754 return 0; 755 } 756 757 static void pm8916_wcd_analog_remove(struct snd_soc_component *component) 758 { 759 struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(component->dev); 760 761 snd_soc_component_update_bits(component, CDC_D_CDC_RST_CTL, 762 RST_CTL_DIG_SW_RST_N_MASK, 0); 763 764 regulator_bulk_disable(ARRAY_SIZE(priv->supplies), 765 priv->supplies); 766 } 767 768 static const struct snd_soc_dapm_route pm8916_wcd_analog_audio_map[] = { 769 770 {"PDM_RX1", NULL, "PDM Playback"}, 771 {"PDM_RX2", NULL, "PDM Playback"}, 772 {"PDM_RX3", NULL, "PDM Playback"}, 773 {"PDM Capture", NULL, "PDM_TX"}, 774 775 /* ADC Connections */ 776 {"PDM_TX", NULL, "ADC2"}, 777 {"PDM_TX", NULL, "ADC3"}, 778 {"ADC2", NULL, "ADC2 MUX"}, 779 {"ADC3", NULL, "ADC2 MUX"}, 780 {"ADC2 MUX", "INP2", "ADC2_INP2"}, 781 {"ADC2 MUX", "INP3", "ADC2_INP3"}, 782 783 {"PDM_TX", NULL, "ADC1"}, 784 {"ADC1", NULL, "AMIC1"}, 785 {"ADC2_INP2", NULL, "AMIC2"}, 786 {"ADC2_INP3", NULL, "AMIC3"}, 787 788 /* RDAC Connections */ 789 {"HPHR DAC", NULL, "RDAC2 MUX"}, 790 {"RDAC2 MUX", "RX1", "PDM_RX1"}, 791 {"RDAC2 MUX", "RX2", "PDM_RX2"}, 792 {"HPHL DAC", NULL, "PDM_RX1"}, 793 {"PDM_RX1", NULL, "RXD1_CLK"}, 794 {"PDM_RX2", NULL, "RXD2_CLK"}, 795 {"PDM_RX3", NULL, "RXD3_CLK"}, 796 797 {"PDM_RX1", NULL, "RXD_PDM_CLK"}, 798 {"PDM_RX2", NULL, "RXD_PDM_CLK"}, 799 {"PDM_RX3", NULL, "RXD_PDM_CLK"}, 800 801 {"ADC1", NULL, "TXD_CLK"}, 802 {"ADC2", NULL, "TXD_CLK"}, 803 {"ADC3", NULL, "TXD_CLK"}, 804 805 {"ADC1", NULL, "TXA_CLK25"}, 806 {"ADC2", NULL, "TXA_CLK25"}, 807 {"ADC3", NULL, "TXA_CLK25"}, 808 809 {"PDM_RX1", NULL, "A_MCLK2"}, 810 {"PDM_RX2", NULL, "A_MCLK2"}, 811 {"PDM_RX3", NULL, "A_MCLK2"}, 812 813 {"PDM_TX", NULL, "A_MCLK2"}, 814 {"A_MCLK2", NULL, "A_MCLK"}, 815 816 /* Earpiece (RX MIX1) */ 817 {"EAR", NULL, "EAR_S"}, 818 {"EAR_S", "Switch", "EAR PA"}, 819 {"EAR PA", NULL, "RX_BIAS"}, 820 {"EAR PA", NULL, "HPHL DAC"}, 821 {"EAR PA", NULL, "HPHR DAC"}, 822 {"EAR PA", NULL, "EAR CP"}, 823 824 /* Headset (RX MIX1 and RX MIX2) */ 825 {"HEADPHONE", NULL, "HPHL PA"}, 826 {"HEADPHONE", NULL, "HPHR PA"}, 827 828 {"HPHL DAC", NULL, "EAR_HPHL_CLK"}, 829 {"HPHR DAC", NULL, "EAR_HPHR_CLK"}, 830 831 {"CP", NULL, "NCP_CLK"}, 832 833 {"HPHL PA", NULL, "HPHL"}, 834 {"HPHR PA", NULL, "HPHR"}, 835 {"HPHL PA", NULL, "CP"}, 836 {"HPHL PA", NULL, "RX_BIAS"}, 837 {"HPHR PA", NULL, "CP"}, 838 {"HPHR PA", NULL, "RX_BIAS"}, 839 {"HPHL", "Switch", "HPHL DAC"}, 840 {"HPHR", "Switch", "HPHR DAC"}, 841 842 {"RX_BIAS", NULL, "DAC_REF"}, 843 844 {"SPK_OUT", NULL, "SPK PA"}, 845 {"SPK PA", NULL, "RX_BIAS"}, 846 {"SPK PA", NULL, "SPKR_CLK"}, 847 {"SPK PA", NULL, "SPK DAC"}, 848 {"SPK DAC", "Switch", "PDM_RX3"}, 849 850 {"MIC_BIAS1", NULL, "INT_LDO_H"}, 851 {"MIC_BIAS2", NULL, "INT_LDO_H"}, 852 {"MIC_BIAS1", NULL, "vdd-micbias"}, 853 {"MIC_BIAS2", NULL, "vdd-micbias"}, 854 855 {"MIC BIAS External1", NULL, "MIC_BIAS1"}, 856 {"MIC BIAS Internal1", NULL, "MIC_BIAS1"}, 857 {"MIC BIAS External2", NULL, "MIC_BIAS2"}, 858 {"MIC BIAS Internal2", NULL, "MIC_BIAS2"}, 859 {"MIC BIAS Internal3", NULL, "MIC_BIAS1"}, 860 }; 861 862 static const struct snd_soc_dapm_widget pm8916_wcd_analog_dapm_widgets[] = { 863 864 SND_SOC_DAPM_AIF_IN("PDM_RX1", NULL, 0, SND_SOC_NOPM, 0, 0), 865 SND_SOC_DAPM_AIF_IN("PDM_RX2", NULL, 0, SND_SOC_NOPM, 0, 0), 866 SND_SOC_DAPM_AIF_IN("PDM_RX3", NULL, 0, SND_SOC_NOPM, 0, 0), 867 SND_SOC_DAPM_AIF_OUT("PDM_TX", NULL, 0, SND_SOC_NOPM, 0, 0), 868 869 SND_SOC_DAPM_INPUT("AMIC1"), 870 SND_SOC_DAPM_INPUT("AMIC3"), 871 SND_SOC_DAPM_INPUT("AMIC2"), 872 SND_SOC_DAPM_OUTPUT("EAR"), 873 SND_SOC_DAPM_OUTPUT("HEADPHONE"), 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 }; 975 976 static 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 } 986 987 static 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_read32(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 1006 static 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_read32(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 1043 static 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_read32(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_read32(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 1092 static 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 1117 static 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 .non_legacy_dai_naming = 1, 1131 }; 1132 1133 static int pm8916_wcd_analog_parse_dt(struct device *dev, 1134 struct pm8916_wcd_analog_priv *priv) 1135 { 1136 int rval; 1137 1138 if (of_property_read_bool(dev->of_node, "qcom,micbias1-ext-cap")) 1139 priv->micbias1_cap_mode = MICB_1_EN_EXT_BYP_CAP; 1140 else 1141 priv->micbias1_cap_mode = MICB_1_EN_NO_EXT_BYP_CAP; 1142 1143 if (of_property_read_bool(dev->of_node, "qcom,micbias2-ext-cap")) 1144 priv->micbias2_cap_mode = MICB_1_EN_EXT_BYP_CAP; 1145 else 1146 priv->micbias2_cap_mode = MICB_1_EN_NO_EXT_BYP_CAP; 1147 1148 of_property_read_u32(dev->of_node, "qcom,micbias-lvl", 1149 &priv->micbias_mv); 1150 1151 if (of_property_read_bool(dev->of_node, 1152 "qcom,hphl-jack-type-normally-open")) 1153 priv->hphl_jack_type_normally_open = true; 1154 else 1155 priv->hphl_jack_type_normally_open = false; 1156 1157 if (of_property_read_bool(dev->of_node, 1158 "qcom,gnd-jack-type-normally-open")) 1159 priv->gnd_jack_type_normally_open = true; 1160 else 1161 priv->gnd_jack_type_normally_open = false; 1162 1163 priv->mbhc_btn_enabled = true; 1164 rval = of_property_read_u32_array(dev->of_node, 1165 "qcom,mbhc-vthreshold-low", 1166 &priv->vref_btn_cs[0], 1167 MBHC_MAX_BUTTONS); 1168 if (rval < 0) { 1169 priv->mbhc_btn_enabled = false; 1170 } else { 1171 rval = of_property_read_u32_array(dev->of_node, 1172 "qcom,mbhc-vthreshold-high", 1173 &priv->vref_btn_micb[0], 1174 MBHC_MAX_BUTTONS); 1175 if (rval < 0) 1176 priv->mbhc_btn_enabled = false; 1177 } 1178 1179 if (!priv->mbhc_btn_enabled) 1180 dev_err(dev, 1181 "DT property missing, MBHC btn detection disabled\n"); 1182 1183 1184 return 0; 1185 } 1186 1187 static int pm8916_wcd_analog_spmi_probe(struct platform_device *pdev) 1188 { 1189 struct pm8916_wcd_analog_priv *priv; 1190 struct device *dev = &pdev->dev; 1191 int ret, i, irq; 1192 1193 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); 1194 if (!priv) 1195 return -ENOMEM; 1196 1197 ret = pm8916_wcd_analog_parse_dt(dev, priv); 1198 if (ret < 0) 1199 return ret; 1200 1201 priv->mclk = devm_clk_get(dev, "mclk"); 1202 if (IS_ERR(priv->mclk)) { 1203 dev_err(dev, "failed to get mclk\n"); 1204 return PTR_ERR(priv->mclk); 1205 } 1206 1207 for (i = 0; i < ARRAY_SIZE(supply_names); i++) 1208 priv->supplies[i].supply = supply_names[i]; 1209 1210 ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(priv->supplies), 1211 priv->supplies); 1212 if (ret) { 1213 dev_err(dev, "Failed to get regulator supplies %d\n", ret); 1214 return ret; 1215 } 1216 1217 ret = clk_prepare_enable(priv->mclk); 1218 if (ret < 0) { 1219 dev_err(dev, "failed to enable mclk %d\n", ret); 1220 return ret; 1221 } 1222 1223 irq = platform_get_irq_byname(pdev, "mbhc_switch_int"); 1224 if (irq < 0) 1225 return irq; 1226 1227 ret = devm_request_threaded_irq(dev, irq, NULL, 1228 pm8916_mbhc_switch_irq_handler, 1229 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | 1230 IRQF_ONESHOT, 1231 "mbhc switch irq", priv); 1232 if (ret) 1233 dev_err(dev, "cannot request mbhc switch irq\n"); 1234 1235 if (priv->mbhc_btn_enabled) { 1236 irq = platform_get_irq_byname(pdev, "mbhc_but_press_det"); 1237 if (irq < 0) 1238 return irq; 1239 1240 ret = devm_request_threaded_irq(dev, irq, NULL, 1241 mbhc_btn_press_irq_handler, 1242 IRQF_TRIGGER_RISING | 1243 IRQF_TRIGGER_FALLING | IRQF_ONESHOT, 1244 "mbhc btn press irq", priv); 1245 if (ret) 1246 dev_err(dev, "cannot request mbhc button press irq\n"); 1247 1248 irq = platform_get_irq_byname(pdev, "mbhc_but_rel_det"); 1249 if (irq < 0) 1250 return irq; 1251 1252 ret = devm_request_threaded_irq(dev, irq, NULL, 1253 mbhc_btn_release_irq_handler, 1254 IRQF_TRIGGER_RISING | 1255 IRQF_TRIGGER_FALLING | IRQF_ONESHOT, 1256 "mbhc btn release irq", priv); 1257 if (ret) 1258 dev_err(dev, "cannot request mbhc button release irq\n"); 1259 1260 } 1261 1262 dev_set_drvdata(dev, priv); 1263 1264 return devm_snd_soc_register_component(dev, &pm8916_wcd_analog, 1265 pm8916_wcd_analog_dai, 1266 ARRAY_SIZE(pm8916_wcd_analog_dai)); 1267 } 1268 1269 static int pm8916_wcd_analog_spmi_remove(struct platform_device *pdev) 1270 { 1271 struct pm8916_wcd_analog_priv *priv = dev_get_drvdata(&pdev->dev); 1272 1273 clk_disable_unprepare(priv->mclk); 1274 1275 return 0; 1276 } 1277 1278 static const struct of_device_id pm8916_wcd_analog_spmi_match_table[] = { 1279 { .compatible = "qcom,pm8916-wcd-analog-codec", }, 1280 { } 1281 }; 1282 1283 MODULE_DEVICE_TABLE(of, pm8916_wcd_analog_spmi_match_table); 1284 1285 static struct platform_driver pm8916_wcd_analog_spmi_driver = { 1286 .driver = { 1287 .name = "qcom,pm8916-wcd-spmi-codec", 1288 .of_match_table = pm8916_wcd_analog_spmi_match_table, 1289 }, 1290 .probe = pm8916_wcd_analog_spmi_probe, 1291 .remove = pm8916_wcd_analog_spmi_remove, 1292 }; 1293 1294 module_platform_driver(pm8916_wcd_analog_spmi_driver); 1295 1296 MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org>"); 1297 MODULE_DESCRIPTION("PMIC PM8916 WCD Analog Codec driver"); 1298 MODULE_LICENSE("GPL v2"); 1299