| /* |
| * NAU8825 ALSA SoC audio driver |
| * |
| * Copyright 2015 Google Inc. |
| * Author: Anatol Pomozov <anatol.pomozov@chrominium.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #ifndef __NAU8825_H__ |
| #define __NAU8825_H__ |
| |
| #define NAU8825_REG_RESET 0x00 |
| #define NAU8825_REG_ENA_CTRL 0x01 |
| #define NAU8825_REG_CLK_DIVIDER 0x03 |
| #define NAU8825_REG_FLL1 0x04 |
| #define NAU8825_REG_FLL2 0x05 |
| #define NAU8825_REG_FLL3 0x06 |
| #define NAU8825_REG_FLL4 0x07 |
| #define NAU8825_REG_FLL5 0x08 |
| #define NAU8825_REG_FLL6 0x09 |
| #define NAU8825_REG_FLL_VCO_RSV 0x0a |
| #define NAU8825_REG_HSD_CTRL 0x0c |
| #define NAU8825_REG_JACK_DET_CTRL 0x0d |
| #define NAU8825_REG_INTERRUPT_MASK 0x0f |
| #define NAU8825_REG_IRQ_STATUS 0x10 |
| #define NAU8825_REG_INT_CLR_KEY_STATUS 0x11 |
| #define NAU8825_REG_INTERRUPT_DIS_CTRL 0x12 |
| #define NAU8825_REG_SAR_CTRL 0x13 |
| #define NAU8825_REG_KEYDET_CTRL 0x14 |
| #define NAU8825_REG_VDET_THRESHOLD_1 0x15 |
| #define NAU8825_REG_VDET_THRESHOLD_2 0x16 |
| #define NAU8825_REG_VDET_THRESHOLD_3 0x17 |
| #define NAU8825_REG_VDET_THRESHOLD_4 0x18 |
| #define NAU8825_REG_GPIO34_CTRL 0x19 |
| #define NAU8825_REG_GPIO12_CTRL 0x1a |
| #define NAU8825_REG_TDM_CTRL 0x1b |
| #define NAU8825_REG_I2S_PCM_CTRL1 0x1c |
| #define NAU8825_REG_I2S_PCM_CTRL2 0x1d |
| #define NAU8825_REG_LEFT_TIME_SLOT 0x1e |
| #define NAU8825_REG_RIGHT_TIME_SLOT 0x1f |
| #define NAU8825_REG_BIQ_CTRL 0x20 |
| #define NAU8825_REG_BIQ_COF1 0x21 |
| #define NAU8825_REG_BIQ_COF2 0x22 |
| #define NAU8825_REG_BIQ_COF3 0x23 |
| #define NAU8825_REG_BIQ_COF4 0x24 |
| #define NAU8825_REG_BIQ_COF5 0x25 |
| #define NAU8825_REG_BIQ_COF6 0x26 |
| #define NAU8825_REG_BIQ_COF7 0x27 |
| #define NAU8825_REG_BIQ_COF8 0x28 |
| #define NAU8825_REG_BIQ_COF9 0x29 |
| #define NAU8825_REG_BIQ_COF10 0x2a |
| #define NAU8825_REG_ADC_RATE 0x2b |
| #define NAU8825_REG_DAC_CTRL1 0x2c |
| #define NAU8825_REG_DAC_CTRL2 0x2d |
| #define NAU8825_REG_DAC_DGAIN_CTRL 0x2f |
| #define NAU8825_REG_ADC_DGAIN_CTRL 0x30 |
| #define NAU8825_REG_MUTE_CTRL 0x31 |
| #define NAU8825_REG_HSVOL_CTRL 0x32 |
| #define NAU8825_REG_DACL_CTRL 0x33 |
| #define NAU8825_REG_DACR_CTRL 0x34 |
| #define NAU8825_REG_ADC_DRC_KNEE_IP12 0x38 |
| #define NAU8825_REG_ADC_DRC_KNEE_IP34 0x39 |
| #define NAU8825_REG_ADC_DRC_SLOPES 0x3a |
| #define NAU8825_REG_ADC_DRC_ATKDCY 0x3b |
| #define NAU8825_REG_DAC_DRC_KNEE_IP12 0x45 |
| #define NAU8825_REG_DAC_DRC_KNEE_IP34 0x46 |
| #define NAU8825_REG_DAC_DRC_SLOPES 0x47 |
| #define NAU8825_REG_DAC_DRC_ATKDCY 0x48 |
| #define NAU8825_REG_IMM_MODE_CTRL 0x4c |
| #define NAU8825_REG_IMM_RMS_L 0x4d |
| #define NAU8825_REG_IMM_RMS_R 0x4e |
| #define NAU8825_REG_CLASSG_CTRL 0x50 |
| #define NAU8825_REG_OPT_EFUSE_CTRL 0x51 |
| #define NAU8825_REG_MISC_CTRL 0x55 |
| #define NAU8825_REG_I2C_DEVICE_ID 0x58 |
| #define NAU8825_REG_SARDOUT_RAM_STATUS 0x59 |
| #define NAU8825_REG_BIAS_ADJ 0x66 |
| #define NAU8825_REG_TRIM_SETTINGS 0x68 |
| #define NAU8825_REG_ANALOG_CONTROL_1 0x69 |
| #define NAU8825_REG_ANALOG_CONTROL_2 0x6a |
| #define NAU8825_REG_ANALOG_ADC_1 0x71 |
| #define NAU8825_REG_ANALOG_ADC_2 0x72 |
| #define NAU8825_REG_RDAC 0x73 |
| #define NAU8825_REG_MIC_BIAS 0x74 |
| #define NAU8825_REG_BOOST 0x76 |
| #define NAU8825_REG_FEPGA 0x77 |
| #define NAU8825_REG_POWER_UP_CONTROL 0x7f |
| #define NAU8825_REG_CHARGE_PUMP 0x80 |
| #define NAU8825_REG_CHARGE_PUMP_INPUT_READ 0x81 |
| #define NAU8825_REG_GENERAL_STATUS 0x82 |
| #define NAU8825_REG_MAX NAU8825_REG_GENERAL_STATUS |
| |
| /* ENA_CTRL (0x1) */ |
| #define NAU8825_ENABLE_DACR_SFT 10 |
| #define NAU8825_ENABLE_DACR (1 << NAU8825_ENABLE_DACR_SFT) |
| #define NAU8825_ENABLE_DACL_SFT 9 |
| #define NAU8825_ENABLE_ADC_SFT 8 |
| #define NAU8825_ENABLE_SAR_SFT 1 |
| |
| /* CLK_DIVIDER (0x3) */ |
| #define NAU8825_CLK_SRC_SFT 15 |
| #define NAU8825_CLK_SRC_MASK (1 << NAU8825_CLK_SRC_SFT) |
| #define NAU8825_CLK_SRC_VCO (1 << NAU8825_CLK_SRC_SFT) |
| #define NAU8825_CLK_SRC_MCLK (0 << NAU8825_CLK_SRC_SFT) |
| #define NAU8825_CLK_MCLK_SRC_MASK (0xf << 0) |
| |
| /* FLL1 (0x04) */ |
| #define NAU8825_FLL_RATIO_MASK (0x7f << 0) |
| |
| /* FLL3 (0x06) */ |
| #define NAU8825_FLL_INTEGER_MASK (0x3ff << 0) |
| |
| /* FLL4 (0x07) */ |
| #define NAU8825_FLL_REF_DIV_MASK (0x3 << 10) |
| |
| /* FLL5 (0x08) */ |
| #define NAU8825_FLL_FILTER_SW_MASK (0x1 << 14) |
| |
| /* FLL6 (0x9) */ |
| #define NAU8825_DCO_EN_MASK (0x1 << 15) |
| #define NAU8825_DCO_EN (0x1 << 15) |
| #define NAU8825_DCO_DIS (0x0 << 15) |
| #define NAU8825_SDM_EN_MASK (0x1 << 14) |
| #define NAU8825_SDM_EN (0x1 << 14) |
| #define NAU8825_SDM_DIS (0x0 << 14) |
| |
| /* HSD_CTRL (0xc) */ |
| #define NAU8825_HSD_AUTO_MODE (1 << 6) |
| /* 0 - short to GND, 1 - open */ |
| #define NAU8825_SPKR_DWN1R (1 << 1) |
| #define NAU8825_SPKR_DWN1L (1 << 0) |
| |
| /* JACK_DET_CTRL (0xd) */ |
| #define NAU8825_JACK_DET_RESTART (1 << 9) |
| #define NAU8825_JACK_INSERT_DEBOUNCE_SFT 5 |
| #define NAU8825_JACK_INSERT_DEBOUNCE_MASK (0x7 << NAU8825_JACK_INSERT_DEBOUNCE_SFT) |
| #define NAU8825_JACK_EJECT_DEBOUNCE_SFT 2 |
| #define NAU8825_JACK_EJECT_DEBOUNCE_MASK (0x7 << NAU8825_JACK_EJECT_DEBOUNCE_SFT) |
| #define NAU8825_JACK_POLARITY (1 << 1) /* 0 - active low, 1 - active high */ |
| |
| /* INTERRUPT_MASK (0xf) */ |
| #define NAU8825_IRQ_OUTPUT_EN (1 << 11) |
| #define NAU8825_IRQ_HEADSET_COMPLETE_EN (1 << 10) |
| #define NAU8825_IRQ_KEY_RELEASE_EN (1 << 7) |
| #define NAU8825_IRQ_KEY_SHORT_PRESS_EN (1 << 5) |
| #define NAU8825_IRQ_EJECT_EN (1 << 2) |
| |
| /* IRQ_STATUS (0x10) */ |
| #define NAU8825_HEADSET_COMPLETION_IRQ (1 << 10) |
| #define NAU8825_SHORT_CIRCUIT_IRQ (1 << 9) |
| #define NAU8825_IMPEDANCE_MEAS_IRQ (1 << 8) |
| #define NAU8825_KEY_IRQ_MASK (0x7 << 5) |
| #define NAU8825_KEY_RELEASE_IRQ (1 << 7) |
| #define NAU8825_KEY_LONG_PRESS_IRQ (1 << 6) |
| #define NAU8825_KEY_SHORT_PRESS_IRQ (1 << 5) |
| #define NAU8825_MIC_DETECTION_IRQ (1 << 4) |
| #define NAU8825_JACK_EJECTION_IRQ_MASK (3 << 2) |
| #define NAU8825_JACK_EJECTION_DETECTED (1 << 2) |
| #define NAU8825_JACK_INSERTION_IRQ_MASK (3 << 0) |
| #define NAU8825_JACK_INSERTION_DETECTED (1 << 0) |
| |
| /* INTERRUPT_DIS_CTRL (0x12) */ |
| #define NAU8825_IRQ_HEADSET_COMPLETE_DIS (1 << 10) |
| #define NAU8825_IRQ_KEY_RELEASE_DIS (1 << 7) |
| #define NAU8825_IRQ_KEY_SHORT_PRESS_DIS (1 << 5) |
| #define NAU8825_IRQ_EJECT_DIS (1 << 2) |
| |
| /* SAR_CTRL (0x13) */ |
| #define NAU8825_SAR_ADC_EN_SFT 12 |
| #define NAU8825_SAR_ADC_EN (1 << NAU8825_SAR_ADC_EN_SFT) |
| #define NAU8825_SAR_INPUT_MASK (1 << 11) |
| #define NAU8825_SAR_INPUT_JKSLV (1 << 11) |
| #define NAU8825_SAR_INPUT_JKR2 (0 << 11) |
| #define NAU8825_SAR_TRACKING_GAIN_SFT 8 |
| #define NAU8825_SAR_TRACKING_GAIN_MASK (0x7 << NAU8825_SAR_TRACKING_GAIN_SFT) |
| #define NAU8825_SAR_COMPARE_TIME_SFT 2 |
| #define NAU8825_SAR_COMPARE_TIME_MASK (3 << 2) |
| #define NAU8825_SAR_SAMPLING_TIME_SFT 0 |
| #define NAU8825_SAR_SAMPLING_TIME_MASK (3 << 0) |
| |
| /* KEYDET_CTRL (0x14) */ |
| #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT 12 |
| #define NAU8825_KEYDET_SHORTKEY_DEBOUNCE_MASK (0x3 << NAU8825_KEYDET_SHORTKEY_DEBOUNCE_SFT) |
| #define NAU8825_KEYDET_LEVELS_NR_SFT 8 |
| #define NAU8825_KEYDET_LEVELS_NR_MASK (0x7 << 8) |
| #define NAU8825_KEYDET_HYSTERESIS_SFT 0 |
| #define NAU8825_KEYDET_HYSTERESIS_MASK 0xf |
| |
| /* GPIO12_CTRL (0x1a) */ |
| #define NAU8825_JKDET_PULL_UP (1 << 11) /* 0 - pull down, 1 - pull up */ |
| #define NAU8825_JKDET_PULL_EN (1 << 9) /* 0 - enable pull, 1 - disable */ |
| #define NAU8825_JKDET_OUTPUT_EN (1 << 8) /* 0 - enable input, 1 - enable output */ |
| |
| /* I2S_PCM_CTRL1 (0x1c) */ |
| #define NAU8825_I2S_BP_SFT 7 |
| #define NAU8825_I2S_BP_MASK (1 << NAU8825_I2S_BP_SFT) |
| #define NAU8825_I2S_BP_INV (1 << NAU8825_I2S_BP_SFT) |
| #define NAU8825_I2S_PCMB_SFT 6 |
| #define NAU8825_I2S_PCMB_MASK (1 << NAU8825_I2S_PCMB_SFT) |
| #define NAU8825_I2S_PCMB_EN (1 << NAU8825_I2S_PCMB_SFT) |
| #define NAU8825_I2S_DL_SFT 2 |
| #define NAU8825_I2S_DL_MASK (0x3 << NAU8825_I2S_DL_SFT) |
| #define NAU8825_I2S_DL_16 (0 << NAU8825_I2S_DL_SFT) |
| #define NAU8825_I2S_DL_20 (1 << NAU8825_I2S_DL_SFT) |
| #define NAU8825_I2S_DL_24 (2 << NAU8825_I2S_DL_SFT) |
| #define NAU8825_I2S_DL_32 (3 << NAU8825_I2S_DL_SFT) |
| #define NAU8825_I2S_DF_SFT 0 |
| #define NAU8825_I2S_DF_MASK (0x3 << NAU8825_I2S_DF_SFT) |
| #define NAU8825_I2S_DF_RIGTH (0 << NAU8825_I2S_DF_SFT) |
| #define NAU8825_I2S_DF_LEFT (1 << NAU8825_I2S_DF_SFT) |
| #define NAU8825_I2S_DF_I2S (2 << NAU8825_I2S_DF_SFT) |
| #define NAU8825_I2S_DF_PCM_AB (3 << NAU8825_I2S_DF_SFT) |
| |
| /* I2S_PCM_CTRL2 (0x1d) */ |
| #define NAU8825_I2S_TRISTATE (1 << 15) /* 0 - normal mode, 1 - Hi-Z output */ |
| #define NAU8825_I2S_MS_SFT 3 |
| #define NAU8825_I2S_MS_MASK (1 << NAU8825_I2S_MS_SFT) |
| #define NAU8825_I2S_MS_MASTER (1 << NAU8825_I2S_MS_SFT) |
| #define NAU8825_I2S_MS_SLAVE (0 << NAU8825_I2S_MS_SFT) |
| |
| /* ADC_RATE (0x2b) */ |
| #define NAU8825_ADC_SYNC_DOWN_SFT 0 |
| #define NAU8825_ADC_SYNC_DOWN_MASK 0x3 |
| #define NAU8825_ADC_SYNC_DOWN_32 0 |
| #define NAU8825_ADC_SYNC_DOWN_64 1 |
| #define NAU8825_ADC_SYNC_DOWN_128 2 |
| #define NAU8825_ADC_SYNC_DOWN_256 3 |
| |
| /* DAC_CTRL1 (0x2c) */ |
| #define NAU8825_DAC_CLIP_OFF (1 << 7) |
| #define NAU8825_DAC_OVERSAMPLE_SFT 0 |
| #define NAU8825_DAC_OVERSAMPLE_MASK 0x7 |
| #define NAU8825_DAC_OVERSAMPLE_64 0 |
| #define NAU8825_DAC_OVERSAMPLE_256 1 |
| #define NAU8825_DAC_OVERSAMPLE_128 2 |
| #define NAU8825_DAC_OVERSAMPLE_32 4 |
| |
| /* MUTE_CTRL (0x31) */ |
| #define NAU8825_DAC_ZERO_CROSSING_EN (1 << 9) |
| #define NAU8825_DAC_SOFT_MUTE (1 << 9) |
| |
| /* HSVOL_CTRL (0x32) */ |
| #define NAU8825_HP_MUTE (1 << 15) |
| |
| /* DACL_CTRL (0x33) */ |
| #define NAU8825_DACL_CH_SEL_SFT 9 |
| |
| /* DACR_CTRL (0x34) */ |
| #define NAU8825_DACR_CH_SEL_SFT 9 |
| |
| /* I2C_DEVICE_ID (0x58) */ |
| #define NAU8825_GPIO2JD1 (1 << 7) |
| #define NAU8825_SOFTWARE_ID_MASK 0x3 |
| #define NAU8825_SOFTWARE_ID_NAU8825 0x0 |
| |
| /* BIAS_ADJ (0x66) */ |
| #define NAU8825_BIAS_VMID (1 << 6) |
| #define NAU8825_BIAS_VMID_SEL_SFT 4 |
| #define NAU8825_BIAS_VMID_SEL_MASK (3 << NAU8825_BIAS_VMID_SEL_SFT) |
| |
| /* ANALOG_CONTROL_2 (0x6a) */ |
| #define NAU8825_HP_NON_CLASSG_CURRENT_2xADJ (1 << 12) |
| #define NAU8825_DAC_CAPACITOR_MSB (1 << 1) |
| #define NAU8825_DAC_CAPACITOR_LSB (1 << 0) |
| |
| /* ANALOG_ADC_2 (0x72) */ |
| #define NAU8825_ADC_VREFSEL_MASK (0x3 << 8) |
| #define NAU8825_ADC_VREFSEL_ANALOG (0 << 8) |
| #define NAU8825_ADC_VREFSEL_VMID (1 << 8) |
| #define NAU8825_ADC_VREFSEL_VMID_PLUS_0_5DB (2 << 8) |
| #define NAU8825_ADC_VREFSEL_VMID_PLUS_1DB (3 << 8) |
| #define NAU8825_POWERUP_ADCL (1 << 6) |
| |
| /* MIC_BIAS (0x74) */ |
| #define NAU8825_MICBIAS_JKSLV (1 << 14) |
| #define NAU8825_MICBIAS_JKR2 (1 << 12) |
| #define NAU8825_MICBIAS_POWERUP_SFT 8 |
| #define NAU8825_MICBIAS_VOLTAGE_SFT 0 |
| #define NAU8825_MICBIAS_VOLTAGE_MASK 0x7 |
| |
| /* BOOST (0x76) */ |
| #define NAU8825_PRECHARGE_DIS (1 << 13) |
| #define NAU8825_GLOBAL_BIAS_EN (1 << 12) |
| #define NAU8825_HP_BOOST_G_DIS (1 << 8) |
| #define NAU8825_SHORT_SHUTDOWN_EN (1 << 6) |
| |
| /* POWER_UP_CONTROL (0x7f) */ |
| #define NAU8825_POWERUP_INTEGR_R (1 << 5) |
| #define NAU8825_POWERUP_INTEGR_L (1 << 4) |
| #define NAU8825_POWERUP_DRV_IN_R (1 << 3) |
| #define NAU8825_POWERUP_DRV_IN_L (1 << 2) |
| #define NAU8825_POWERUP_HP_DRV_R (1 << 1) |
| #define NAU8825_POWERUP_HP_DRV_L (1 << 0) |
| |
| /* CHARGE_PUMP (0x80) */ |
| #define NAU8825_JAMNODCLOW (1 << 10) |
| #define NAU8825_POWER_DOWN_DACR (1 << 9) |
| #define NAU8825_POWER_DOWN_DACL (1 << 8) |
| #define NAU8825_CHANRGE_PUMP_EN (1 << 5) |
| |
| |
| /* System Clock Source */ |
| enum { |
| NAU8825_CLK_MCLK = 0, |
| NAU8825_CLK_INTERNAL, |
| }; |
| |
| struct nau8825 { |
| struct device *dev; |
| struct regmap *regmap; |
| struct snd_soc_dapm_context *dapm; |
| struct snd_soc_jack *jack; |
| struct clk *mclk; |
| int irq; |
| int mclk_freq; /* 0 - mclk is disabled */ |
| int button_pressed; |
| int micbias_voltage; |
| int vref_impedance; |
| bool jkdet_enable; |
| bool jkdet_pull_enable; |
| bool jkdet_pull_up; |
| int jkdet_polarity; |
| int sar_threshold_num; |
| int sar_threshold[8]; |
| int sar_hysteresis; |
| int sar_voltage; |
| int sar_compare_time; |
| int sar_sampling_time; |
| int key_debounce; |
| int jack_insert_debounce; |
| int jack_eject_debounce; |
| }; |
| |
| int nau8825_enable_jack_detect(struct snd_soc_codec *codec, |
| struct snd_soc_jack *jack); |
| |
| |
| #endif /* __NAU8825_H__ */ |
