| /* |
| * wm8991.c -- WM8991 ALSA Soc Audio driver |
| * |
| * Copyright 2007-2010 Wolfson Microelectronics PLC. |
| * Author: Graeme Gregory |
| * Graeme.Gregory@wolfsonmicro.com |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/moduleparam.h> |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/delay.h> |
| #include <linux/pm.h> |
| #include <linux/i2c.h> |
| #include <linux/regmap.h> |
| #include <linux/slab.h> |
| #include <sound/core.h> |
| #include <sound/pcm.h> |
| #include <sound/pcm_params.h> |
| #include <sound/soc.h> |
| #include <sound/soc-dapm.h> |
| #include <sound/initval.h> |
| #include <sound/tlv.h> |
| #include <asm/div64.h> |
| |
| #include "wm8991.h" |
| |
| struct wm8991_priv { |
| struct regmap *regmap; |
| unsigned int pcmclk; |
| }; |
| |
| static const struct reg_default wm8991_reg_defaults[] = { |
| { 1, 0x0000 }, /* R1 - Power Management (1) */ |
| { 2, 0x6000 }, /* R2 - Power Management (2) */ |
| { 3, 0x0000 }, /* R3 - Power Management (3) */ |
| { 4, 0x4050 }, /* R4 - Audio Interface (1) */ |
| { 5, 0x4000 }, /* R5 - Audio Interface (2) */ |
| { 6, 0x01C8 }, /* R6 - Clocking (1) */ |
| { 7, 0x0000 }, /* R7 - Clocking (2) */ |
| { 8, 0x0040 }, /* R8 - Audio Interface (3) */ |
| { 9, 0x0040 }, /* R9 - Audio Interface (4) */ |
| { 10, 0x0004 }, /* R10 - DAC CTRL */ |
| { 11, 0x00C0 }, /* R11 - Left DAC Digital Volume */ |
| { 12, 0x00C0 }, /* R12 - Right DAC Digital Volume */ |
| { 13, 0x0000 }, /* R13 - Digital Side Tone */ |
| { 14, 0x0100 }, /* R14 - ADC CTRL */ |
| { 15, 0x00C0 }, /* R15 - Left ADC Digital Volume */ |
| { 16, 0x00C0 }, /* R16 - Right ADC Digital Volume */ |
| |
| { 18, 0x0000 }, /* R18 - GPIO CTRL 1 */ |
| { 19, 0x1000 }, /* R19 - GPIO1 & GPIO2 */ |
| { 20, 0x1010 }, /* R20 - GPIO3 & GPIO4 */ |
| { 21, 0x1010 }, /* R21 - GPIO5 & GPIO6 */ |
| { 22, 0x8000 }, /* R22 - GPIOCTRL 2 */ |
| { 23, 0x0800 }, /* R23 - GPIO_POL */ |
| { 24, 0x008B }, /* R24 - Left Line Input 1&2 Volume */ |
| { 25, 0x008B }, /* R25 - Left Line Input 3&4 Volume */ |
| { 26, 0x008B }, /* R26 - Right Line Input 1&2 Volume */ |
| { 27, 0x008B }, /* R27 - Right Line Input 3&4 Volume */ |
| { 28, 0x0000 }, /* R28 - Left Output Volume */ |
| { 29, 0x0000 }, /* R29 - Right Output Volume */ |
| { 30, 0x0066 }, /* R30 - Line Outputs Volume */ |
| { 31, 0x0022 }, /* R31 - Out3/4 Volume */ |
| { 32, 0x0079 }, /* R32 - Left OPGA Volume */ |
| { 33, 0x0079 }, /* R33 - Right OPGA Volume */ |
| { 34, 0x0003 }, /* R34 - Speaker Volume */ |
| { 35, 0x0003 }, /* R35 - ClassD1 */ |
| |
| { 37, 0x0100 }, /* R37 - ClassD3 */ |
| |
| { 39, 0x0000 }, /* R39 - Input Mixer1 */ |
| { 40, 0x0000 }, /* R40 - Input Mixer2 */ |
| { 41, 0x0000 }, /* R41 - Input Mixer3 */ |
| { 42, 0x0000 }, /* R42 - Input Mixer4 */ |
| { 43, 0x0000 }, /* R43 - Input Mixer5 */ |
| { 44, 0x0000 }, /* R44 - Input Mixer6 */ |
| { 45, 0x0000 }, /* R45 - Output Mixer1 */ |
| { 46, 0x0000 }, /* R46 - Output Mixer2 */ |
| { 47, 0x0000 }, /* R47 - Output Mixer3 */ |
| { 48, 0x0000 }, /* R48 - Output Mixer4 */ |
| { 49, 0x0000 }, /* R49 - Output Mixer5 */ |
| { 50, 0x0000 }, /* R50 - Output Mixer6 */ |
| { 51, 0x0180 }, /* R51 - Out3/4 Mixer */ |
| { 52, 0x0000 }, /* R52 - Line Mixer1 */ |
| { 53, 0x0000 }, /* R53 - Line Mixer2 */ |
| { 54, 0x0000 }, /* R54 - Speaker Mixer */ |
| { 55, 0x0000 }, /* R55 - Additional Control */ |
| { 56, 0x0000 }, /* R56 - AntiPOP1 */ |
| { 57, 0x0000 }, /* R57 - AntiPOP2 */ |
| { 58, 0x0000 }, /* R58 - MICBIAS */ |
| |
| { 60, 0x0008 }, /* R60 - PLL1 */ |
| { 61, 0x0031 }, /* R61 - PLL2 */ |
| { 62, 0x0026 }, /* R62 - PLL3 */ |
| }; |
| |
| static bool wm8991_volatile(struct device *dev, unsigned int reg) |
| { |
| switch (reg) { |
| case WM8991_RESET: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| static const DECLARE_TLV_DB_LINEAR(rec_mix_tlv, -1500, 600); |
| static const DECLARE_TLV_DB_LINEAR(in_pga_tlv, -1650, 3000); |
| static const DECLARE_TLV_DB_LINEAR(out_mix_tlv, 0, -2100); |
| static const DECLARE_TLV_DB_LINEAR(out_pga_tlv, -7300, 600); |
| static const DECLARE_TLV_DB_LINEAR(out_omix_tlv, -600, 0); |
| static const DECLARE_TLV_DB_LINEAR(out_dac_tlv, -7163, 0); |
| static const DECLARE_TLV_DB_LINEAR(in_adc_tlv, -7163, 1763); |
| static const DECLARE_TLV_DB_LINEAR(out_sidetone_tlv, -3600, 0); |
| |
| static int wm899x_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol, |
| struct snd_ctl_elem_value *ucontrol) |
| { |
| struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); |
| int reg = kcontrol->private_value & 0xff; |
| int ret; |
| u16 val; |
| |
| ret = snd_soc_put_volsw(kcontrol, ucontrol); |
| if (ret < 0) |
| return ret; |
| |
| /* now hit the volume update bits (always bit 8) */ |
| val = snd_soc_read(codec, reg); |
| return snd_soc_write(codec, reg, val | 0x0100); |
| } |
| |
| static const char *wm8991_digital_sidetone[] = |
| {"None", "Left ADC", "Right ADC", "Reserved"}; |
| |
| static SOC_ENUM_SINGLE_DECL(wm8991_left_digital_sidetone_enum, |
| WM8991_DIGITAL_SIDE_TONE, |
| WM8991_ADC_TO_DACL_SHIFT, |
| wm8991_digital_sidetone); |
| |
| static SOC_ENUM_SINGLE_DECL(wm8991_right_digital_sidetone_enum, |
| WM8991_DIGITAL_SIDE_TONE, |
| WM8991_ADC_TO_DACR_SHIFT, |
| wm8991_digital_sidetone); |
| |
| static const char *wm8991_adcmode[] = |
| {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"}; |
| |
| static SOC_ENUM_SINGLE_DECL(wm8991_right_adcmode_enum, |
| WM8991_ADC_CTRL, |
| WM8991_ADC_HPF_CUT_SHIFT, |
| wm8991_adcmode); |
| |
| static const struct snd_kcontrol_new wm8991_snd_controls[] = { |
| /* INMIXL */ |
| SOC_SINGLE("LIN12 PGA Boost", WM8991_INPUT_MIXER3, WM8991_L12MNBST_BIT, 1, 0), |
| SOC_SINGLE("LIN34 PGA Boost", WM8991_INPUT_MIXER3, WM8991_L34MNBST_BIT, 1, 0), |
| /* INMIXR */ |
| SOC_SINGLE("RIN12 PGA Boost", WM8991_INPUT_MIXER3, WM8991_R12MNBST_BIT, 1, 0), |
| SOC_SINGLE("RIN34 PGA Boost", WM8991_INPUT_MIXER3, WM8991_R34MNBST_BIT, 1, 0), |
| |
| /* LOMIX */ |
| SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8991_OUTPUT_MIXER3, |
| WM8991_LLI3LOVOL_SHIFT, WM8991_LLI3LOVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER3, |
| WM8991_LR12LOVOL_SHIFT, WM8991_LR12LOVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER3, |
| WM8991_LL12LOVOL_SHIFT, WM8991_LL12LOVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8991_OUTPUT_MIXER5, |
| WM8991_LRI3LOVOL_SHIFT, WM8991_LRI3LOVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8991_OUTPUT_MIXER5, |
| WM8991_LRBLOVOL_SHIFT, WM8991_LRBLOVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8991_OUTPUT_MIXER5, |
| WM8991_LRBLOVOL_SHIFT, WM8991_LRBLOVOL_MASK, 1, out_mix_tlv), |
| |
| /* ROMIX */ |
| SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8991_OUTPUT_MIXER4, |
| WM8991_RRI3ROVOL_SHIFT, WM8991_RRI3ROVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER4, |
| WM8991_RL12ROVOL_SHIFT, WM8991_RL12ROVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8991_OUTPUT_MIXER4, |
| WM8991_RR12ROVOL_SHIFT, WM8991_RR12ROVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8991_OUTPUT_MIXER6, |
| WM8991_RLI3ROVOL_SHIFT, WM8991_RLI3ROVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8991_OUTPUT_MIXER6, |
| WM8991_RLBROVOL_SHIFT, WM8991_RLBROVOL_MASK, 1, out_mix_tlv), |
| SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8991_OUTPUT_MIXER6, |
| WM8991_RRBROVOL_SHIFT, WM8991_RRBROVOL_MASK, 1, out_mix_tlv), |
| |
| /* LOUT */ |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8991_LEFT_OUTPUT_VOLUME, |
| WM8991_LOUTVOL_SHIFT, WM8991_LOUTVOL_MASK, 0, out_pga_tlv), |
| SOC_SINGLE("LOUT ZC", WM8991_LEFT_OUTPUT_VOLUME, WM8991_LOZC_BIT, 1, 0), |
| |
| /* ROUT */ |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8991_RIGHT_OUTPUT_VOLUME, |
| WM8991_ROUTVOL_SHIFT, WM8991_ROUTVOL_MASK, 0, out_pga_tlv), |
| SOC_SINGLE("ROUT ZC", WM8991_RIGHT_OUTPUT_VOLUME, WM8991_ROZC_BIT, 1, 0), |
| |
| /* LOPGA */ |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8991_LEFT_OPGA_VOLUME, |
| WM8991_LOPGAVOL_SHIFT, WM8991_LOPGAVOL_MASK, 0, out_pga_tlv), |
| SOC_SINGLE("LOPGA ZC Switch", WM8991_LEFT_OPGA_VOLUME, |
| WM8991_LOPGAZC_BIT, 1, 0), |
| |
| /* ROPGA */ |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8991_RIGHT_OPGA_VOLUME, |
| WM8991_ROPGAVOL_SHIFT, WM8991_ROPGAVOL_MASK, 0, out_pga_tlv), |
| SOC_SINGLE("ROPGA ZC Switch", WM8991_RIGHT_OPGA_VOLUME, |
| WM8991_ROPGAZC_BIT, 1, 0), |
| |
| SOC_SINGLE("LON Mute Switch", WM8991_LINE_OUTPUTS_VOLUME, |
| WM8991_LONMUTE_BIT, 1, 0), |
| SOC_SINGLE("LOP Mute Switch", WM8991_LINE_OUTPUTS_VOLUME, |
| WM8991_LOPMUTE_BIT, 1, 0), |
| SOC_SINGLE("LOP Attenuation Switch", WM8991_LINE_OUTPUTS_VOLUME, |
| WM8991_LOATTN_BIT, 1, 0), |
| SOC_SINGLE("RON Mute Switch", WM8991_LINE_OUTPUTS_VOLUME, |
| WM8991_RONMUTE_BIT, 1, 0), |
| SOC_SINGLE("ROP Mute Switch", WM8991_LINE_OUTPUTS_VOLUME, |
| WM8991_ROPMUTE_BIT, 1, 0), |
| SOC_SINGLE("ROP Attenuation Switch", WM8991_LINE_OUTPUTS_VOLUME, |
| WM8991_ROATTN_BIT, 1, 0), |
| |
| SOC_SINGLE("OUT3 Mute Switch", WM8991_OUT3_4_VOLUME, |
| WM8991_OUT3MUTE_BIT, 1, 0), |
| SOC_SINGLE("OUT3 Attenuation Switch", WM8991_OUT3_4_VOLUME, |
| WM8991_OUT3ATTN_BIT, 1, 0), |
| |
| SOC_SINGLE("OUT4 Mute Switch", WM8991_OUT3_4_VOLUME, |
| WM8991_OUT4MUTE_BIT, 1, 0), |
| SOC_SINGLE("OUT4 Attenuation Switch", WM8991_OUT3_4_VOLUME, |
| WM8991_OUT4ATTN_BIT, 1, 0), |
| |
| SOC_SINGLE("Speaker Mode Switch", WM8991_CLASSD1, |
| WM8991_CDMODE_BIT, 1, 0), |
| |
| SOC_SINGLE("Speaker Output Attenuation Volume", WM8991_SPEAKER_VOLUME, |
| WM8991_SPKVOL_SHIFT, WM8991_SPKVOL_MASK, 0), |
| SOC_SINGLE("Speaker DC Boost Volume", WM8991_CLASSD3, |
| WM8991_DCGAIN_SHIFT, WM8991_DCGAIN_MASK, 0), |
| SOC_SINGLE("Speaker AC Boost Volume", WM8991_CLASSD3, |
| WM8991_ACGAIN_SHIFT, WM8991_ACGAIN_MASK, 0), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume", |
| WM8991_LEFT_DAC_DIGITAL_VOLUME, |
| WM8991_DACL_VOL_SHIFT, |
| WM8991_DACL_VOL_MASK, |
| 0, |
| out_dac_tlv), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume", |
| WM8991_RIGHT_DAC_DIGITAL_VOLUME, |
| WM8991_DACR_VOL_SHIFT, |
| WM8991_DACR_VOL_MASK, |
| 0, |
| out_dac_tlv), |
| |
| SOC_ENUM("Left Digital Sidetone", wm8991_left_digital_sidetone_enum), |
| SOC_ENUM("Right Digital Sidetone", wm8991_right_digital_sidetone_enum), |
| |
| SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8991_DIGITAL_SIDE_TONE, |
| WM8991_ADCL_DAC_SVOL_SHIFT, WM8991_ADCL_DAC_SVOL_MASK, 0, |
| out_sidetone_tlv), |
| SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8991_DIGITAL_SIDE_TONE, |
| WM8991_ADCR_DAC_SVOL_SHIFT, WM8991_ADCR_DAC_SVOL_MASK, 0, |
| out_sidetone_tlv), |
| |
| SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8991_ADC_CTRL, |
| WM8991_ADC_HPF_ENA_BIT, 1, 0), |
| |
| SOC_ENUM("ADC HPF Mode", wm8991_right_adcmode_enum), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume", |
| WM8991_LEFT_ADC_DIGITAL_VOLUME, |
| WM8991_ADCL_VOL_SHIFT, |
| WM8991_ADCL_VOL_MASK, |
| 0, |
| in_adc_tlv), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume", |
| WM8991_RIGHT_ADC_DIGITAL_VOLUME, |
| WM8991_ADCR_VOL_SHIFT, |
| WM8991_ADCR_VOL_MASK, |
| 0, |
| in_adc_tlv), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume", |
| WM8991_LEFT_LINE_INPUT_1_2_VOLUME, |
| WM8991_LIN12VOL_SHIFT, |
| WM8991_LIN12VOL_MASK, |
| 0, |
| in_pga_tlv), |
| |
| SOC_SINGLE("LIN12 ZC Switch", WM8991_LEFT_LINE_INPUT_1_2_VOLUME, |
| WM8991_LI12ZC_BIT, 1, 0), |
| |
| SOC_SINGLE("LIN12 Mute Switch", WM8991_LEFT_LINE_INPUT_1_2_VOLUME, |
| WM8991_LI12MUTE_BIT, 1, 0), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume", |
| WM8991_LEFT_LINE_INPUT_3_4_VOLUME, |
| WM8991_LIN34VOL_SHIFT, |
| WM8991_LIN34VOL_MASK, |
| 0, |
| in_pga_tlv), |
| |
| SOC_SINGLE("LIN34 ZC Switch", WM8991_LEFT_LINE_INPUT_3_4_VOLUME, |
| WM8991_LI34ZC_BIT, 1, 0), |
| |
| SOC_SINGLE("LIN34 Mute Switch", WM8991_LEFT_LINE_INPUT_3_4_VOLUME, |
| WM8991_LI34MUTE_BIT, 1, 0), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume", |
| WM8991_RIGHT_LINE_INPUT_1_2_VOLUME, |
| WM8991_RIN12VOL_SHIFT, |
| WM8991_RIN12VOL_MASK, |
| 0, |
| in_pga_tlv), |
| |
| SOC_SINGLE("RIN12 ZC Switch", WM8991_RIGHT_LINE_INPUT_1_2_VOLUME, |
| WM8991_RI12ZC_BIT, 1, 0), |
| |
| SOC_SINGLE("RIN12 Mute Switch", WM8991_RIGHT_LINE_INPUT_1_2_VOLUME, |
| WM8991_RI12MUTE_BIT, 1, 0), |
| |
| SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume", |
| WM8991_RIGHT_LINE_INPUT_3_4_VOLUME, |
| WM8991_RIN34VOL_SHIFT, |
| WM8991_RIN34VOL_MASK, |
| 0, |
| in_pga_tlv), |
| |
| SOC_SINGLE("RIN34 ZC Switch", WM8991_RIGHT_LINE_INPUT_3_4_VOLUME, |
| WM8991_RI34ZC_BIT, 1, 0), |
| |
| SOC_SINGLE("RIN34 Mute Switch", WM8991_RIGHT_LINE_INPUT_3_4_VOLUME, |
| WM8991_RI34MUTE_BIT, 1, 0), |
| }; |
| |
| /* |
| * _DAPM_ Controls |
| */ |
| static int outmixer_event(struct snd_soc_dapm_widget *w, |
| struct snd_kcontrol *kcontrol, int event) |
| { |
| struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
| u32 reg_shift = kcontrol->private_value & 0xfff; |
| int ret = 0; |
| u16 reg; |
| |
| switch (reg_shift) { |
| case WM8991_SPEAKER_MIXER | (WM8991_LDSPK_BIT << 8): |
| reg = snd_soc_read(codec, WM8991_OUTPUT_MIXER1); |
| if (reg & WM8991_LDLO) { |
| printk(KERN_WARNING |
| "Cannot set as Output Mixer 1 LDLO Set\n"); |
| ret = -1; |
| } |
| break; |
| |
| case WM8991_SPEAKER_MIXER | (WM8991_RDSPK_BIT << 8): |
| reg = snd_soc_read(codec, WM8991_OUTPUT_MIXER2); |
| if (reg & WM8991_RDRO) { |
| printk(KERN_WARNING |
| "Cannot set as Output Mixer 2 RDRO Set\n"); |
| ret = -1; |
| } |
| break; |
| |
| case WM8991_OUTPUT_MIXER1 | (WM8991_LDLO_BIT << 8): |
| reg = snd_soc_read(codec, WM8991_SPEAKER_MIXER); |
| if (reg & WM8991_LDSPK) { |
| printk(KERN_WARNING |
| "Cannot set as Speaker Mixer LDSPK Set\n"); |
| ret = -1; |
| } |
| break; |
| |
| case WM8991_OUTPUT_MIXER2 | (WM8991_RDRO_BIT << 8): |
| reg = snd_soc_read(codec, WM8991_SPEAKER_MIXER); |
| if (reg & WM8991_RDSPK) { |
| printk(KERN_WARNING |
| "Cannot set as Speaker Mixer RDSPK Set\n"); |
| ret = -1; |
| } |
| break; |
| } |
| |
| return ret; |
| } |
| |
| /* INMIX dB values */ |
| static const DECLARE_TLV_DB_LINEAR(in_mix_tlv, -1200, 600); |
| |
| /* Left In PGA Connections */ |
| static const struct snd_kcontrol_new wm8991_dapm_lin12_pga_controls[] = { |
| SOC_DAPM_SINGLE("LIN1 Switch", WM8991_INPUT_MIXER2, WM8991_LMN1_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LIN2 Switch", WM8991_INPUT_MIXER2, WM8991_LMP2_BIT, 1, 0), |
| }; |
| |
| static const struct snd_kcontrol_new wm8991_dapm_lin34_pga_controls[] = { |
| SOC_DAPM_SINGLE("LIN3 Switch", WM8991_INPUT_MIXER2, WM8991_LMN3_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LIN4 Switch", WM8991_INPUT_MIXER2, WM8991_LMP4_BIT, 1, 0), |
| }; |
| |
| /* Right In PGA Connections */ |
| static const struct snd_kcontrol_new wm8991_dapm_rin12_pga_controls[] = { |
| SOC_DAPM_SINGLE("RIN1 Switch", WM8991_INPUT_MIXER2, WM8991_RMN1_BIT, 1, 0), |
| SOC_DAPM_SINGLE("RIN2 Switch", WM8991_INPUT_MIXER2, WM8991_RMP2_BIT, 1, 0), |
| }; |
| |
| static const struct snd_kcontrol_new wm8991_dapm_rin34_pga_controls[] = { |
| SOC_DAPM_SINGLE("RIN3 Switch", WM8991_INPUT_MIXER2, WM8991_RMN3_BIT, 1, 0), |
| SOC_DAPM_SINGLE("RIN4 Switch", WM8991_INPUT_MIXER2, WM8991_RMP4_BIT, 1, 0), |
| }; |
| |
| /* INMIXL */ |
| static const struct snd_kcontrol_new wm8991_dapm_inmixl_controls[] = { |
| SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8991_INPUT_MIXER3, |
| WM8991_LDBVOL_SHIFT, WM8991_LDBVOL_MASK, 0, in_mix_tlv), |
| SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8991_INPUT_MIXER5, WM8991_LI2BVOL_SHIFT, |
| 7, 0, in_mix_tlv), |
| SOC_DAPM_SINGLE("LINPGA12 Switch", WM8991_INPUT_MIXER3, WM8991_L12MNB_BIT, |
| 1, 0), |
| SOC_DAPM_SINGLE("LINPGA34 Switch", WM8991_INPUT_MIXER3, WM8991_L34MNB_BIT, |
| 1, 0), |
| }; |
| |
| /* INMIXR */ |
| static const struct snd_kcontrol_new wm8991_dapm_inmixr_controls[] = { |
| SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8991_INPUT_MIXER4, |
| WM8991_RDBVOL_SHIFT, WM8991_RDBVOL_MASK, 0, in_mix_tlv), |
| SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8991_INPUT_MIXER6, WM8991_RI2BVOL_SHIFT, |
| 7, 0, in_mix_tlv), |
| SOC_DAPM_SINGLE("RINPGA12 Switch", WM8991_INPUT_MIXER3, WM8991_L12MNB_BIT, |
| 1, 0), |
| SOC_DAPM_SINGLE("RINPGA34 Switch", WM8991_INPUT_MIXER3, WM8991_L34MNB_BIT, |
| 1, 0), |
| }; |
| |
| /* AINLMUX */ |
| static const char *wm8991_ainlmux[] = |
| {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"}; |
| |
| static SOC_ENUM_SINGLE_DECL(wm8991_ainlmux_enum, |
| WM8991_INPUT_MIXER1, WM8991_AINLMODE_SHIFT, |
| wm8991_ainlmux); |
| |
| static const struct snd_kcontrol_new wm8991_dapm_ainlmux_controls = |
| SOC_DAPM_ENUM("Route", wm8991_ainlmux_enum); |
| |
| /* DIFFINL */ |
| |
| /* AINRMUX */ |
| static const char *wm8991_ainrmux[] = |
| {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"}; |
| |
| static SOC_ENUM_SINGLE_DECL(wm8991_ainrmux_enum, |
| WM8991_INPUT_MIXER1, WM8991_AINRMODE_SHIFT, |
| wm8991_ainrmux); |
| |
| static const struct snd_kcontrol_new wm8991_dapm_ainrmux_controls = |
| SOC_DAPM_ENUM("Route", wm8991_ainrmux_enum); |
| |
| /* RXVOICE */ |
| static const struct snd_kcontrol_new wm8991_dapm_rxvoice_controls[] = { |
| SOC_DAPM_SINGLE_TLV("LIN4RXN", WM8991_INPUT_MIXER5, WM8991_LR4BVOL_SHIFT, |
| WM8991_LR4BVOL_MASK, 0, in_mix_tlv), |
| SOC_DAPM_SINGLE_TLV("RIN4RXP", WM8991_INPUT_MIXER6, WM8991_RL4BVOL_SHIFT, |
| WM8991_RL4BVOL_MASK, 0, in_mix_tlv), |
| }; |
| |
| /* LOMIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_lomix_controls[] = { |
| SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8991_OUTPUT_MIXER1, |
| WM8991_LRBLO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8991_OUTPUT_MIXER1, |
| WM8991_LLBLO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8991_OUTPUT_MIXER1, |
| WM8991_LRI3LO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8991_OUTPUT_MIXER1, |
| WM8991_LLI3LO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER1, |
| WM8991_LR12LO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER1, |
| WM8991_LL12LO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8991_OUTPUT_MIXER1, |
| WM8991_LDLO_BIT, 1, 0), |
| }; |
| |
| /* ROMIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_romix_controls[] = { |
| SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8991_OUTPUT_MIXER2, |
| WM8991_RLBRO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8991_OUTPUT_MIXER2, |
| WM8991_RRBRO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8991_OUTPUT_MIXER2, |
| WM8991_RLI3RO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8991_OUTPUT_MIXER2, |
| WM8991_RRI3RO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER2, |
| WM8991_RL12RO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8991_OUTPUT_MIXER2, |
| WM8991_RR12RO_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8991_OUTPUT_MIXER2, |
| WM8991_RDRO_BIT, 1, 0), |
| }; |
| |
| /* LONMIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_lonmix_controls[] = { |
| SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8991_LINE_MIXER1, |
| WM8991_LLOPGALON_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8991_LINE_MIXER1, |
| WM8991_LROPGALON_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8991_LINE_MIXER1, |
| WM8991_LOPLON_BIT, 1, 0), |
| }; |
| |
| /* LOPMIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_lopmix_controls[] = { |
| SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8991_LINE_MIXER1, |
| WM8991_LR12LOP_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8991_LINE_MIXER1, |
| WM8991_LL12LOP_BIT, 1, 0), |
| SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8991_LINE_MIXER1, |
| WM8991_LLOPGALOP_BIT, 1, 0), |
| }; |
| |
| /* RONMIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_ronmix_controls[] = { |
| SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8991_LINE_MIXER2, |
| WM8991_RROPGARON_BIT, 1, 0), |
| SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8991_LINE_MIXER2, |
| WM8991_RLOPGARON_BIT, 1, 0), |
| SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8991_LINE_MIXER2, |
| WM8991_ROPRON_BIT, 1, 0), |
| }; |
| |
| /* ROPMIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_ropmix_controls[] = { |
| SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8991_LINE_MIXER2, |
| WM8991_RL12ROP_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8991_LINE_MIXER2, |
| WM8991_RR12ROP_BIT, 1, 0), |
| SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8991_LINE_MIXER2, |
| WM8991_RROPGAROP_BIT, 1, 0), |
| }; |
| |
| /* OUT3MIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_out3mix_controls[] = { |
| SOC_DAPM_SINGLE("OUT3MIX LIN4RXN Bypass Switch", WM8991_OUT3_4_MIXER, |
| WM8991_LI4O3_BIT, 1, 0), |
| SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8991_OUT3_4_MIXER, |
| WM8991_LPGAO3_BIT, 1, 0), |
| }; |
| |
| /* OUT4MIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_out4mix_controls[] = { |
| SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8991_OUT3_4_MIXER, |
| WM8991_RPGAO4_BIT, 1, 0), |
| SOC_DAPM_SINGLE("OUT4MIX RIN4RXP Bypass Switch", WM8991_OUT3_4_MIXER, |
| WM8991_RI4O4_BIT, 1, 0), |
| }; |
| |
| /* SPKMIX */ |
| static const struct snd_kcontrol_new wm8991_dapm_spkmix_controls[] = { |
| SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8991_SPEAKER_MIXER, |
| WM8991_LI2SPK_BIT, 1, 0), |
| SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8991_SPEAKER_MIXER, |
| WM8991_LB2SPK_BIT, 1, 0), |
| SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8991_SPEAKER_MIXER, |
| WM8991_LOPGASPK_BIT, 1, 0), |
| SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8991_SPEAKER_MIXER, |
| WM8991_LDSPK_BIT, 1, 0), |
| SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8991_SPEAKER_MIXER, |
| WM8991_RDSPK_BIT, 1, 0), |
| SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8991_SPEAKER_MIXER, |
| WM8991_ROPGASPK_BIT, 1, 0), |
| SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8991_SPEAKER_MIXER, |
| WM8991_RL12ROP_BIT, 1, 0), |
| SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8991_SPEAKER_MIXER, |
| WM8991_RI2SPK_BIT, 1, 0), |
| }; |
| |
| static const struct snd_soc_dapm_widget wm8991_dapm_widgets[] = { |
| /* Input Side */ |
| /* Input Lines */ |
| SND_SOC_DAPM_INPUT("LIN1"), |
| SND_SOC_DAPM_INPUT("LIN2"), |
| SND_SOC_DAPM_INPUT("LIN3"), |
| SND_SOC_DAPM_INPUT("LIN4RXN"), |
| SND_SOC_DAPM_INPUT("RIN3"), |
| SND_SOC_DAPM_INPUT("RIN4RXP"), |
| SND_SOC_DAPM_INPUT("RIN1"), |
| SND_SOC_DAPM_INPUT("RIN2"), |
| SND_SOC_DAPM_INPUT("Internal ADC Source"), |
| |
| SND_SOC_DAPM_SUPPLY("INL", WM8991_POWER_MANAGEMENT_2, |
| WM8991_AINL_ENA_BIT, 0, NULL, 0), |
| SND_SOC_DAPM_SUPPLY("INR", WM8991_POWER_MANAGEMENT_2, |
| WM8991_AINR_ENA_BIT, 0, NULL, 0), |
| |
| /* DACs */ |
| SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8991_POWER_MANAGEMENT_2, |
| WM8991_ADCL_ENA_BIT, 0), |
| SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8991_POWER_MANAGEMENT_2, |
| WM8991_ADCR_ENA_BIT, 0), |
| |
| /* Input PGAs */ |
| SND_SOC_DAPM_MIXER("LIN12 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_LIN12_ENA_BIT, |
| 0, &wm8991_dapm_lin12_pga_controls[0], |
| ARRAY_SIZE(wm8991_dapm_lin12_pga_controls)), |
| SND_SOC_DAPM_MIXER("LIN34 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_LIN34_ENA_BIT, |
| 0, &wm8991_dapm_lin34_pga_controls[0], |
| ARRAY_SIZE(wm8991_dapm_lin34_pga_controls)), |
| SND_SOC_DAPM_MIXER("RIN12 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_RIN12_ENA_BIT, |
| 0, &wm8991_dapm_rin12_pga_controls[0], |
| ARRAY_SIZE(wm8991_dapm_rin12_pga_controls)), |
| SND_SOC_DAPM_MIXER("RIN34 PGA", WM8991_POWER_MANAGEMENT_2, WM8991_RIN34_ENA_BIT, |
| 0, &wm8991_dapm_rin34_pga_controls[0], |
| ARRAY_SIZE(wm8991_dapm_rin34_pga_controls)), |
| |
| /* INMIXL */ |
| SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0, 0, |
| &wm8991_dapm_inmixl_controls[0], |
| ARRAY_SIZE(wm8991_dapm_inmixl_controls)), |
| |
| /* AINLMUX */ |
| SND_SOC_DAPM_MUX("AINLMUX", SND_SOC_NOPM, 0, 0, |
| &wm8991_dapm_ainlmux_controls), |
| |
| /* INMIXR */ |
| SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0, 0, |
| &wm8991_dapm_inmixr_controls[0], |
| ARRAY_SIZE(wm8991_dapm_inmixr_controls)), |
| |
| /* AINRMUX */ |
| SND_SOC_DAPM_MUX("AINRMUX", SND_SOC_NOPM, 0, 0, |
| &wm8991_dapm_ainrmux_controls), |
| |
| /* Output Side */ |
| /* DACs */ |
| SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8991_POWER_MANAGEMENT_3, |
| WM8991_DACL_ENA_BIT, 0), |
| SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8991_POWER_MANAGEMENT_3, |
| WM8991_DACR_ENA_BIT, 0), |
| |
| /* LOMIX */ |
| SND_SOC_DAPM_MIXER_E("LOMIX", WM8991_POWER_MANAGEMENT_3, WM8991_LOMIX_ENA_BIT, |
| 0, &wm8991_dapm_lomix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_lomix_controls), |
| outmixer_event, SND_SOC_DAPM_PRE_REG), |
| |
| /* LONMIX */ |
| SND_SOC_DAPM_MIXER("LONMIX", WM8991_POWER_MANAGEMENT_3, WM8991_LON_ENA_BIT, 0, |
| &wm8991_dapm_lonmix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_lonmix_controls)), |
| |
| /* LOPMIX */ |
| SND_SOC_DAPM_MIXER("LOPMIX", WM8991_POWER_MANAGEMENT_3, WM8991_LOP_ENA_BIT, 0, |
| &wm8991_dapm_lopmix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_lopmix_controls)), |
| |
| /* OUT3MIX */ |
| SND_SOC_DAPM_MIXER("OUT3MIX", WM8991_POWER_MANAGEMENT_1, WM8991_OUT3_ENA_BIT, 0, |
| &wm8991_dapm_out3mix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_out3mix_controls)), |
| |
| /* SPKMIX */ |
| SND_SOC_DAPM_MIXER_E("SPKMIX", WM8991_POWER_MANAGEMENT_1, WM8991_SPK_ENA_BIT, 0, |
| &wm8991_dapm_spkmix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_spkmix_controls), outmixer_event, |
| SND_SOC_DAPM_PRE_REG), |
| |
| /* OUT4MIX */ |
| SND_SOC_DAPM_MIXER("OUT4MIX", WM8991_POWER_MANAGEMENT_1, WM8991_OUT4_ENA_BIT, 0, |
| &wm8991_dapm_out4mix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_out4mix_controls)), |
| |
| /* ROPMIX */ |
| SND_SOC_DAPM_MIXER("ROPMIX", WM8991_POWER_MANAGEMENT_3, WM8991_ROP_ENA_BIT, 0, |
| &wm8991_dapm_ropmix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_ropmix_controls)), |
| |
| /* RONMIX */ |
| SND_SOC_DAPM_MIXER("RONMIX", WM8991_POWER_MANAGEMENT_3, WM8991_RON_ENA_BIT, 0, |
| &wm8991_dapm_ronmix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_ronmix_controls)), |
| |
| /* ROMIX */ |
| SND_SOC_DAPM_MIXER_E("ROMIX", WM8991_POWER_MANAGEMENT_3, WM8991_ROMIX_ENA_BIT, |
| 0, &wm8991_dapm_romix_controls[0], |
| ARRAY_SIZE(wm8991_dapm_romix_controls), |
| outmixer_event, SND_SOC_DAPM_PRE_REG), |
| |
| /* LOUT PGA */ |
| SND_SOC_DAPM_PGA("LOUT PGA", WM8991_POWER_MANAGEMENT_1, WM8991_LOUT_ENA_BIT, 0, |
| NULL, 0), |
| |
| /* ROUT PGA */ |
| SND_SOC_DAPM_PGA("ROUT PGA", WM8991_POWER_MANAGEMENT_1, WM8991_ROUT_ENA_BIT, 0, |
| NULL, 0), |
| |
| /* LOPGA */ |
| SND_SOC_DAPM_PGA("LOPGA", WM8991_POWER_MANAGEMENT_3, WM8991_LOPGA_ENA_BIT, 0, |
| NULL, 0), |
| |
| /* ROPGA */ |
| SND_SOC_DAPM_PGA("ROPGA", WM8991_POWER_MANAGEMENT_3, WM8991_ROPGA_ENA_BIT, 0, |
| NULL, 0), |
| |
| /* MICBIAS */ |
| SND_SOC_DAPM_SUPPLY("MICBIAS", WM8991_POWER_MANAGEMENT_1, |
| WM8991_MICBIAS_ENA_BIT, 0, NULL, 0), |
| |
| SND_SOC_DAPM_OUTPUT("LON"), |
| SND_SOC_DAPM_OUTPUT("LOP"), |
| SND_SOC_DAPM_OUTPUT("OUT3"), |
| SND_SOC_DAPM_OUTPUT("LOUT"), |
| SND_SOC_DAPM_OUTPUT("SPKN"), |
| SND_SOC_DAPM_OUTPUT("SPKP"), |
| SND_SOC_DAPM_OUTPUT("ROUT"), |
| SND_SOC_DAPM_OUTPUT("OUT4"), |
| SND_SOC_DAPM_OUTPUT("ROP"), |
| SND_SOC_DAPM_OUTPUT("RON"), |
| SND_SOC_DAPM_OUTPUT("OUT"), |
| |
| SND_SOC_DAPM_OUTPUT("Internal DAC Sink"), |
| }; |
| |
| static const struct snd_soc_dapm_route wm8991_dapm_routes[] = { |
| /* Make DACs turn on when playing even if not mixed into any outputs */ |
| {"Internal DAC Sink", NULL, "Left DAC"}, |
| {"Internal DAC Sink", NULL, "Right DAC"}, |
| |
| /* Make ADCs turn on when recording even if not mixed from any inputs */ |
| {"Left ADC", NULL, "Internal ADC Source"}, |
| {"Right ADC", NULL, "Internal ADC Source"}, |
| |
| /* Input Side */ |
| {"INMIXL", NULL, "INL"}, |
| {"AINLMUX", NULL, "INL"}, |
| {"INMIXR", NULL, "INR"}, |
| {"AINRMUX", NULL, "INR"}, |
| /* LIN12 PGA */ |
| {"LIN12 PGA", "LIN1 Switch", "LIN1"}, |
| {"LIN12 PGA", "LIN2 Switch", "LIN2"}, |
| /* LIN34 PGA */ |
| {"LIN34 PGA", "LIN3 Switch", "LIN3"}, |
| {"LIN34 PGA", "LIN4 Switch", "LIN4RXN"}, |
| /* INMIXL */ |
| {"INMIXL", "Record Left Volume", "LOMIX"}, |
| {"INMIXL", "LIN2 Volume", "LIN2"}, |
| {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"}, |
| {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"}, |
| /* AINLMUX */ |
| {"AINLMUX", "INMIXL Mix", "INMIXL"}, |
| {"AINLMUX", "DIFFINL Mix", "LIN12 PGA"}, |
| {"AINLMUX", "DIFFINL Mix", "LIN34 PGA"}, |
| {"AINLMUX", "RXVOICE Mix", "LIN4RXN"}, |
| {"AINLMUX", "RXVOICE Mix", "RIN4RXP"}, |
| /* ADC */ |
| {"Left ADC", NULL, "AINLMUX"}, |
| |
| /* RIN12 PGA */ |
| {"RIN12 PGA", "RIN1 Switch", "RIN1"}, |
| {"RIN12 PGA", "RIN2 Switch", "RIN2"}, |
| /* RIN34 PGA */ |
| {"RIN34 PGA", "RIN3 Switch", "RIN3"}, |
| {"RIN34 PGA", "RIN4 Switch", "RIN4RXP"}, |
| /* INMIXL */ |
| {"INMIXR", "Record Right Volume", "ROMIX"}, |
| {"INMIXR", "RIN2 Volume", "RIN2"}, |
| {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"}, |
| {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"}, |
| /* AINRMUX */ |
| {"AINRMUX", "INMIXR Mix", "INMIXR"}, |
| {"AINRMUX", "DIFFINR Mix", "RIN12 PGA"}, |
| {"AINRMUX", "DIFFINR Mix", "RIN34 PGA"}, |
| {"AINRMUX", "RXVOICE Mix", "LIN4RXN"}, |
| {"AINRMUX", "RXVOICE Mix", "RIN4RXP"}, |
| /* ADC */ |
| {"Right ADC", NULL, "AINRMUX"}, |
| |
| /* LOMIX */ |
| {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"}, |
| {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"}, |
| {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"}, |
| {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"}, |
| {"LOMIX", "LOMIX Right ADC Bypass Switch", "AINRMUX"}, |
| {"LOMIX", "LOMIX Left ADC Bypass Switch", "AINLMUX"}, |
| {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"}, |
| |
| /* ROMIX */ |
| {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"}, |
| {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"}, |
| {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"}, |
| {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"}, |
| {"ROMIX", "ROMIX Right ADC Bypass Switch", "AINRMUX"}, |
| {"ROMIX", "ROMIX Left ADC Bypass Switch", "AINLMUX"}, |
| {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"}, |
| |
| /* SPKMIX */ |
| {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"}, |
| {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"}, |
| {"SPKMIX", "SPKMIX LADC Bypass Switch", "AINLMUX"}, |
| {"SPKMIX", "SPKMIX RADC Bypass Switch", "AINRMUX"}, |
| {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"}, |
| {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"}, |
| {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"}, |
| {"SPKMIX", "SPKMIX Left DAC Switch", "Right DAC"}, |
| |
| /* LONMIX */ |
| {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"}, |
| {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"}, |
| {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"}, |
| |
| /* LOPMIX */ |
| {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"}, |
| {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"}, |
| {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"}, |
| |
| /* OUT3MIX */ |
| {"OUT3MIX", "OUT3MIX LIN4RXN Bypass Switch", "LIN4RXN"}, |
| {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"}, |
| |
| /* OUT4MIX */ |
| {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"}, |
| {"OUT4MIX", "OUT4MIX RIN4RXP Bypass Switch", "RIN4RXP"}, |
| |
| /* RONMIX */ |
| {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"}, |
| {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"}, |
| {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"}, |
| |
| /* ROPMIX */ |
| {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"}, |
| {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"}, |
| {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"}, |
| |
| /* Out Mixer PGAs */ |
| {"LOPGA", NULL, "LOMIX"}, |
| {"ROPGA", NULL, "ROMIX"}, |
| |
| {"LOUT PGA", NULL, "LOMIX"}, |
| {"ROUT PGA", NULL, "ROMIX"}, |
| |
| /* Output Pins */ |
| {"LON", NULL, "LONMIX"}, |
| {"LOP", NULL, "LOPMIX"}, |
| {"OUT", NULL, "OUT3MIX"}, |
| {"LOUT", NULL, "LOUT PGA"}, |
| {"SPKN", NULL, "SPKMIX"}, |
| {"ROUT", NULL, "ROUT PGA"}, |
| {"OUT4", NULL, "OUT4MIX"}, |
| {"ROP", NULL, "ROPMIX"}, |
| {"RON", NULL, "RONMIX"}, |
| }; |
| |
| /* PLL divisors */ |
| struct _pll_div { |
| u32 div2; |
| u32 n; |
| u32 k; |
| }; |
| |
| /* The size in bits of the pll divide multiplied by 10 |
| * to allow rounding later */ |
| #define FIXED_PLL_SIZE ((1 << 16) * 10) |
| |
| static void pll_factors(struct _pll_div *pll_div, unsigned int target, |
| unsigned int source) |
| { |
| u64 Kpart; |
| unsigned int K, Ndiv, Nmod; |
| |
| |
| Ndiv = target / source; |
| if (Ndiv < 6) { |
| source >>= 1; |
| pll_div->div2 = 1; |
| Ndiv = target / source; |
| } else |
| pll_div->div2 = 0; |
| |
| if ((Ndiv < 6) || (Ndiv > 12)) |
| printk(KERN_WARNING |
| "WM8991 N value outwith recommended range! N = %d\n", Ndiv); |
| |
| pll_div->n = Ndiv; |
| Nmod = target % source; |
| Kpart = FIXED_PLL_SIZE * (long long)Nmod; |
| |
| do_div(Kpart, source); |
| |
| K = Kpart & 0xFFFFFFFF; |
| |
| /* Check if we need to round */ |
| if ((K % 10) >= 5) |
| K += 5; |
| |
| /* Move down to proper range now rounding is done */ |
| K /= 10; |
| |
| pll_div->k = K; |
| } |
| |
| static int wm8991_set_dai_pll(struct snd_soc_dai *codec_dai, |
| int pll_id, int src, unsigned int freq_in, unsigned int freq_out) |
| { |
| u16 reg; |
| struct snd_soc_codec *codec = codec_dai->codec; |
| struct _pll_div pll_div; |
| |
| if (freq_in && freq_out) { |
| pll_factors(&pll_div, freq_out * 4, freq_in); |
| |
| /* Turn on PLL */ |
| reg = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_2); |
| reg |= WM8991_PLL_ENA; |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_2, reg); |
| |
| /* sysclk comes from PLL */ |
| reg = snd_soc_read(codec, WM8991_CLOCKING_2); |
| snd_soc_write(codec, WM8991_CLOCKING_2, reg | WM8991_SYSCLK_SRC); |
| |
| /* set up N , fractional mode and pre-divisor if necessary */ |
| snd_soc_write(codec, WM8991_PLL1, pll_div.n | WM8991_SDM | |
| (pll_div.div2 ? WM8991_PRESCALE : 0)); |
| snd_soc_write(codec, WM8991_PLL2, (u8)(pll_div.k>>8)); |
| snd_soc_write(codec, WM8991_PLL3, (u8)(pll_div.k & 0xFF)); |
| } else { |
| /* Turn on PLL */ |
| reg = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_2); |
| reg &= ~WM8991_PLL_ENA; |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_2, reg); |
| } |
| return 0; |
| } |
| |
| /* |
| * Set's ADC and Voice DAC format. |
| */ |
| static int wm8991_set_dai_fmt(struct snd_soc_dai *codec_dai, |
| unsigned int fmt) |
| { |
| struct snd_soc_codec *codec = codec_dai->codec; |
| u16 audio1, audio3; |
| |
| audio1 = snd_soc_read(codec, WM8991_AUDIO_INTERFACE_1); |
| audio3 = snd_soc_read(codec, WM8991_AUDIO_INTERFACE_3); |
| |
| /* set master/slave audio interface */ |
| switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
| case SND_SOC_DAIFMT_CBS_CFS: |
| audio3 &= ~WM8991_AIF_MSTR1; |
| break; |
| case SND_SOC_DAIFMT_CBM_CFM: |
| audio3 |= WM8991_AIF_MSTR1; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| audio1 &= ~WM8991_AIF_FMT_MASK; |
| |
| /* interface format */ |
| switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
| case SND_SOC_DAIFMT_I2S: |
| audio1 |= WM8991_AIF_TMF_I2S; |
| audio1 &= ~WM8991_AIF_LRCLK_INV; |
| break; |
| case SND_SOC_DAIFMT_RIGHT_J: |
| audio1 |= WM8991_AIF_TMF_RIGHTJ; |
| audio1 &= ~WM8991_AIF_LRCLK_INV; |
| break; |
| case SND_SOC_DAIFMT_LEFT_J: |
| audio1 |= WM8991_AIF_TMF_LEFTJ; |
| audio1 &= ~WM8991_AIF_LRCLK_INV; |
| break; |
| case SND_SOC_DAIFMT_DSP_A: |
| audio1 |= WM8991_AIF_TMF_DSP; |
| audio1 &= ~WM8991_AIF_LRCLK_INV; |
| break; |
| case SND_SOC_DAIFMT_DSP_B: |
| audio1 |= WM8991_AIF_TMF_DSP | WM8991_AIF_LRCLK_INV; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| snd_soc_write(codec, WM8991_AUDIO_INTERFACE_1, audio1); |
| snd_soc_write(codec, WM8991_AUDIO_INTERFACE_3, audio3); |
| return 0; |
| } |
| |
| static int wm8991_set_dai_clkdiv(struct snd_soc_dai *codec_dai, |
| int div_id, int div) |
| { |
| struct snd_soc_codec *codec = codec_dai->codec; |
| u16 reg; |
| |
| switch (div_id) { |
| case WM8991_MCLK_DIV: |
| reg = snd_soc_read(codec, WM8991_CLOCKING_2) & |
| ~WM8991_MCLK_DIV_MASK; |
| snd_soc_write(codec, WM8991_CLOCKING_2, reg | div); |
| break; |
| case WM8991_DACCLK_DIV: |
| reg = snd_soc_read(codec, WM8991_CLOCKING_2) & |
| ~WM8991_DAC_CLKDIV_MASK; |
| snd_soc_write(codec, WM8991_CLOCKING_2, reg | div); |
| break; |
| case WM8991_ADCCLK_DIV: |
| reg = snd_soc_read(codec, WM8991_CLOCKING_2) & |
| ~WM8991_ADC_CLKDIV_MASK; |
| snd_soc_write(codec, WM8991_CLOCKING_2, reg | div); |
| break; |
| case WM8991_BCLK_DIV: |
| reg = snd_soc_read(codec, WM8991_CLOCKING_1) & |
| ~WM8991_BCLK_DIV_MASK; |
| snd_soc_write(codec, WM8991_CLOCKING_1, reg | div); |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| /* |
| * Set PCM DAI bit size and sample rate. |
| */ |
| static int wm8991_hw_params(struct snd_pcm_substream *substream, |
| struct snd_pcm_hw_params *params, |
| struct snd_soc_dai *dai) |
| { |
| struct snd_soc_codec *codec = dai->codec; |
| u16 audio1 = snd_soc_read(codec, WM8991_AUDIO_INTERFACE_1); |
| |
| audio1 &= ~WM8991_AIF_WL_MASK; |
| /* bit size */ |
| switch (params_width(params)) { |
| case 16: |
| break; |
| case 20: |
| audio1 |= WM8991_AIF_WL_20BITS; |
| break; |
| case 24: |
| audio1 |= WM8991_AIF_WL_24BITS; |
| break; |
| case 32: |
| audio1 |= WM8991_AIF_WL_32BITS; |
| break; |
| } |
| |
| snd_soc_write(codec, WM8991_AUDIO_INTERFACE_1, audio1); |
| return 0; |
| } |
| |
| static int wm8991_mute(struct snd_soc_dai *dai, int mute) |
| { |
| struct snd_soc_codec *codec = dai->codec; |
| u16 val; |
| |
| val = snd_soc_read(codec, WM8991_DAC_CTRL) & ~WM8991_DAC_MUTE; |
| if (mute) |
| snd_soc_write(codec, WM8991_DAC_CTRL, val | WM8991_DAC_MUTE); |
| else |
| snd_soc_write(codec, WM8991_DAC_CTRL, val); |
| return 0; |
| } |
| |
| static int wm8991_set_bias_level(struct snd_soc_codec *codec, |
| enum snd_soc_bias_level level) |
| { |
| struct wm8991_priv *wm8991 = snd_soc_codec_get_drvdata(codec); |
| u16 val; |
| |
| switch (level) { |
| case SND_SOC_BIAS_ON: |
| break; |
| |
| case SND_SOC_BIAS_PREPARE: |
| /* VMID=2*50k */ |
| val = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_1) & |
| ~WM8991_VMID_MODE_MASK; |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, val | 0x2); |
| break; |
| |
| case SND_SOC_BIAS_STANDBY: |
| if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { |
| regcache_sync(wm8991->regmap); |
| /* Enable all output discharge bits */ |
| snd_soc_write(codec, WM8991_ANTIPOP1, WM8991_DIS_LLINE | |
| WM8991_DIS_RLINE | WM8991_DIS_OUT3 | |
| WM8991_DIS_OUT4 | WM8991_DIS_LOUT | |
| WM8991_DIS_ROUT); |
| |
| /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */ |
| snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST | |
| WM8991_BUFDCOPEN | WM8991_POBCTRL | |
| WM8991_VMIDTOG); |
| |
| /* Delay to allow output caps to discharge */ |
| msleep(300); |
| |
| /* Disable VMIDTOG */ |
| snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST | |
| WM8991_BUFDCOPEN | WM8991_POBCTRL); |
| |
| /* disable all output discharge bits */ |
| snd_soc_write(codec, WM8991_ANTIPOP1, 0); |
| |
| /* Enable outputs */ |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1b00); |
| |
| msleep(50); |
| |
| /* Enable VMID at 2x50k */ |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f02); |
| |
| msleep(100); |
| |
| /* Enable VREF */ |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f03); |
| |
| msleep(600); |
| |
| /* Enable BUFIOEN */ |
| snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST | |
| WM8991_BUFDCOPEN | WM8991_POBCTRL | |
| WM8991_BUFIOEN); |
| |
| /* Disable outputs */ |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x3); |
| |
| /* disable POBCTRL, SOFT_ST and BUFDCOPEN */ |
| snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_BUFIOEN); |
| } |
| |
| /* VMID=2*250k */ |
| val = snd_soc_read(codec, WM8991_POWER_MANAGEMENT_1) & |
| ~WM8991_VMID_MODE_MASK; |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, val | 0x4); |
| break; |
| |
| case SND_SOC_BIAS_OFF: |
| /* Enable POBCTRL and SOFT_ST */ |
| snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST | |
| WM8991_POBCTRL | WM8991_BUFIOEN); |
| |
| /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */ |
| snd_soc_write(codec, WM8991_ANTIPOP2, WM8991_SOFTST | |
| WM8991_BUFDCOPEN | WM8991_POBCTRL | |
| WM8991_BUFIOEN); |
| |
| /* mute DAC */ |
| val = snd_soc_read(codec, WM8991_DAC_CTRL); |
| snd_soc_write(codec, WM8991_DAC_CTRL, val | WM8991_DAC_MUTE); |
| |
| /* Enable any disabled outputs */ |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f03); |
| |
| /* Disable VMID */ |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x1f01); |
| |
| msleep(300); |
| |
| /* Enable all output discharge bits */ |
| snd_soc_write(codec, WM8991_ANTIPOP1, WM8991_DIS_LLINE | |
| WM8991_DIS_RLINE | WM8991_DIS_OUT3 | |
| WM8991_DIS_OUT4 | WM8991_DIS_LOUT | |
| WM8991_DIS_ROUT); |
| |
| /* Disable VREF */ |
| snd_soc_write(codec, WM8991_POWER_MANAGEMENT_1, 0x0); |
| |
| /* disable POBCTRL, SOFT_ST and BUFDCOPEN */ |
| snd_soc_write(codec, WM8991_ANTIPOP2, 0x0); |
| regcache_mark_dirty(wm8991->regmap); |
| break; |
| } |
| |
| return 0; |
| } |
| |
| #define WM8991_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
| SNDRV_PCM_FMTBIT_S24_LE) |
| |
| static const struct snd_soc_dai_ops wm8991_ops = { |
| .hw_params = wm8991_hw_params, |
| .digital_mute = wm8991_mute, |
| .set_fmt = wm8991_set_dai_fmt, |
| .set_clkdiv = wm8991_set_dai_clkdiv, |
| .set_pll = wm8991_set_dai_pll |
| }; |
| |
| /* |
| * The WM8991 supports 2 different and mutually exclusive DAI |
| * configurations. |
| * |
| * 1. ADC/DAC on Primary Interface |
| * 2. ADC on Primary Interface/DAC on secondary |
| */ |
| static struct snd_soc_dai_driver wm8991_dai = { |
| /* ADC/DAC on primary */ |
| .name = "wm8991", |
| .id = 1, |
| .playback = { |
| .stream_name = "Playback", |
| .channels_min = 1, |
| .channels_max = 2, |
| .rates = SNDRV_PCM_RATE_8000_96000, |
| .formats = WM8991_FORMATS |
| }, |
| .capture = { |
| .stream_name = "Capture", |
| .channels_min = 1, |
| .channels_max = 2, |
| .rates = SNDRV_PCM_RATE_8000_96000, |
| .formats = WM8991_FORMATS |
| }, |
| .ops = &wm8991_ops |
| }; |
| |
| static struct snd_soc_codec_driver soc_codec_dev_wm8991 = { |
| .set_bias_level = wm8991_set_bias_level, |
| .suspend_bias_off = true, |
| |
| .controls = wm8991_snd_controls, |
| .num_controls = ARRAY_SIZE(wm8991_snd_controls), |
| .dapm_widgets = wm8991_dapm_widgets, |
| .num_dapm_widgets = ARRAY_SIZE(wm8991_dapm_widgets), |
| .dapm_routes = wm8991_dapm_routes, |
| .num_dapm_routes = ARRAY_SIZE(wm8991_dapm_routes), |
| }; |
| |
| static const struct regmap_config wm8991_regmap = { |
| .reg_bits = 8, |
| .val_bits = 16, |
| |
| .max_register = WM8991_PLL3, |
| .volatile_reg = wm8991_volatile, |
| .reg_defaults = wm8991_reg_defaults, |
| .num_reg_defaults = ARRAY_SIZE(wm8991_reg_defaults), |
| .cache_type = REGCACHE_RBTREE, |
| }; |
| |
| static int wm8991_i2c_probe(struct i2c_client *i2c, |
| const struct i2c_device_id *id) |
| { |
| struct wm8991_priv *wm8991; |
| unsigned int val; |
| int ret; |
| |
| wm8991 = devm_kzalloc(&i2c->dev, sizeof(*wm8991), GFP_KERNEL); |
| if (!wm8991) |
| return -ENOMEM; |
| |
| wm8991->regmap = devm_regmap_init_i2c(i2c, &wm8991_regmap); |
| if (IS_ERR(wm8991->regmap)) |
| return PTR_ERR(wm8991->regmap); |
| |
| i2c_set_clientdata(i2c, wm8991); |
| |
| ret = regmap_read(wm8991->regmap, WM8991_RESET, &val); |
| if (ret != 0) { |
| dev_err(&i2c->dev, "Failed to read device ID: %d\n", ret); |
| return ret; |
| } |
| if (val != 0x8991) { |
| dev_err(&i2c->dev, "Device with ID %x is not a WM8991\n", val); |
| return -EINVAL; |
| } |
| |
| ret = regmap_write(wm8991->regmap, WM8991_RESET, 0); |
| if (ret < 0) { |
| dev_err(&i2c->dev, "Failed to issue reset: %d\n", ret); |
| return ret; |
| } |
| |
| regmap_update_bits(wm8991->regmap, WM8991_AUDIO_INTERFACE_4, |
| WM8991_ALRCGPIO1, WM8991_ALRCGPIO1); |
| |
| regmap_update_bits(wm8991->regmap, WM8991_GPIO1_GPIO2, |
| WM8991_GPIO1_SEL_MASK, 1); |
| |
| regmap_update_bits(wm8991->regmap, WM8991_POWER_MANAGEMENT_1, |
| WM8991_VREF_ENA | WM8991_VMID_MODE_MASK, |
| WM8991_VREF_ENA | WM8991_VMID_MODE_MASK); |
| |
| regmap_update_bits(wm8991->regmap, WM8991_POWER_MANAGEMENT_2, |
| WM8991_OPCLK_ENA, WM8991_OPCLK_ENA); |
| |
| regmap_write(wm8991->regmap, WM8991_DAC_CTRL, 0); |
| regmap_write(wm8991->regmap, WM8991_LEFT_OUTPUT_VOLUME, |
| 0x50 | (1<<8)); |
| regmap_write(wm8991->regmap, WM8991_RIGHT_OUTPUT_VOLUME, |
| 0x50 | (1<<8)); |
| |
| ret = snd_soc_register_codec(&i2c->dev, |
| &soc_codec_dev_wm8991, &wm8991_dai, 1); |
| |
| return ret; |
| } |
| |
| static int wm8991_i2c_remove(struct i2c_client *client) |
| { |
| snd_soc_unregister_codec(&client->dev); |
| |
| return 0; |
| } |
| |
| static const struct i2c_device_id wm8991_i2c_id[] = { |
| { "wm8991", 0 }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(i2c, wm8991_i2c_id); |
| |
| static struct i2c_driver wm8991_i2c_driver = { |
| .driver = { |
| .name = "wm8991", |
| }, |
| .probe = wm8991_i2c_probe, |
| .remove = wm8991_i2c_remove, |
| .id_table = wm8991_i2c_id, |
| }; |
| |
| module_i2c_driver(wm8991_i2c_driver); |
| |
| MODULE_DESCRIPTION("ASoC WM8991 driver"); |
| MODULE_AUTHOR("Graeme Gregory"); |
| MODULE_LICENSE("GPL"); |