diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/codecs/wm8985.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/codecs/wm8985.c | 1260 |
1 files changed, 0 insertions, 1260 deletions
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wm8985.c b/ANDROID_3.4.5/sound/soc/codecs/wm8985.c deleted file mode 100644 index 14f66639..00000000 --- a/ANDROID_3.4.5/sound/soc/codecs/wm8985.c +++ /dev/null @@ -1,1260 +0,0 @@ -/* - * wm8985.c -- WM8985 ALSA SoC Audio driver - * - * Copyright 2010 Wolfson Microelectronics plc - * - * Author: Dimitris Papastamos <dp@opensource.wolfsonmicro.com> - * - * 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. - * - * TODO: - * o Add OUT3/OUT4 mixer controls. - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/pm.h> -#include <linux/i2c.h> -#include <linux/regmap.h> -#include <linux/regulator/consumer.h> -#include <linux/spi/spi.h> -#include <linux/slab.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/initval.h> -#include <sound/tlv.h> - -#include "wm8985.h" - -#define WM8985_NUM_SUPPLIES 4 -static const char *wm8985_supply_names[WM8985_NUM_SUPPLIES] = { - "DCVDD", - "DBVDD", - "AVDD1", - "AVDD2" -}; - -static const struct reg_default wm8985_reg_defaults[] = { - { 1, 0x0000 }, /* R1 - Power management 1 */ - { 2, 0x0000 }, /* R2 - Power management 2 */ - { 3, 0x0000 }, /* R3 - Power management 3 */ - { 4, 0x0050 }, /* R4 - Audio Interface */ - { 5, 0x0000 }, /* R5 - Companding control */ - { 6, 0x0140 }, /* R6 - Clock Gen control */ - { 7, 0x0000 }, /* R7 - Additional control */ - { 8, 0x0000 }, /* R8 - GPIO Control */ - { 9, 0x0000 }, /* R9 - Jack Detect Control 1 */ - { 10, 0x0000 }, /* R10 - DAC Control */ - { 11, 0x00FF }, /* R11 - Left DAC digital Vol */ - { 12, 0x00FF }, /* R12 - Right DAC digital vol */ - { 13, 0x0000 }, /* R13 - Jack Detect Control 2 */ - { 14, 0x0100 }, /* R14 - ADC Control */ - { 15, 0x00FF }, /* R15 - Left ADC Digital Vol */ - { 16, 0x00FF }, /* R16 - Right ADC Digital Vol */ - { 18, 0x012C }, /* R18 - EQ1 - low shelf */ - { 19, 0x002C }, /* R19 - EQ2 - peak 1 */ - { 20, 0x002C }, /* R20 - EQ3 - peak 2 */ - { 21, 0x002C }, /* R21 - EQ4 - peak 3 */ - { 22, 0x002C }, /* R22 - EQ5 - high shelf */ - { 24, 0x0032 }, /* R24 - DAC Limiter 1 */ - { 25, 0x0000 }, /* R25 - DAC Limiter 2 */ - { 27, 0x0000 }, /* R27 - Notch Filter 1 */ - { 28, 0x0000 }, /* R28 - Notch Filter 2 */ - { 29, 0x0000 }, /* R29 - Notch Filter 3 */ - { 30, 0x0000 }, /* R30 - Notch Filter 4 */ - { 32, 0x0038 }, /* R32 - ALC control 1 */ - { 33, 0x000B }, /* R33 - ALC control 2 */ - { 34, 0x0032 }, /* R34 - ALC control 3 */ - { 35, 0x0000 }, /* R35 - Noise Gate */ - { 36, 0x0008 }, /* R36 - PLL N */ - { 37, 0x000C }, /* R37 - PLL K 1 */ - { 38, 0x0093 }, /* R38 - PLL K 2 */ - { 39, 0x00E9 }, /* R39 - PLL K 3 */ - { 41, 0x0000 }, /* R41 - 3D control */ - { 42, 0x0000 }, /* R42 - OUT4 to ADC */ - { 43, 0x0000 }, /* R43 - Beep control */ - { 44, 0x0033 }, /* R44 - Input ctrl */ - { 45, 0x0010 }, /* R45 - Left INP PGA gain ctrl */ - { 46, 0x0010 }, /* R46 - Right INP PGA gain ctrl */ - { 47, 0x0100 }, /* R47 - Left ADC BOOST ctrl */ - { 48, 0x0100 }, /* R48 - Right ADC BOOST ctrl */ - { 49, 0x0002 }, /* R49 - Output ctrl */ - { 50, 0x0001 }, /* R50 - Left mixer ctrl */ - { 51, 0x0001 }, /* R51 - Right mixer ctrl */ - { 52, 0x0039 }, /* R52 - LOUT1 (HP) volume ctrl */ - { 53, 0x0039 }, /* R53 - ROUT1 (HP) volume ctrl */ - { 54, 0x0039 }, /* R54 - LOUT2 (SPK) volume ctrl */ - { 55, 0x0039 }, /* R55 - ROUT2 (SPK) volume ctrl */ - { 56, 0x0001 }, /* R56 - OUT3 mixer ctrl */ - { 57, 0x0001 }, /* R57 - OUT4 (MONO) mix ctrl */ - { 60, 0x0004 }, /* R60 - OUTPUT ctrl */ - { 61, 0x0000 }, /* R61 - BIAS CTRL */ -}; - -static bool wm8985_writeable(struct device *dev, unsigned int reg) -{ - switch (reg) { - case WM8985_SOFTWARE_RESET: - case WM8985_POWER_MANAGEMENT_1: - case WM8985_POWER_MANAGEMENT_2: - case WM8985_POWER_MANAGEMENT_3: - case WM8985_AUDIO_INTERFACE: - case WM8985_COMPANDING_CONTROL: - case WM8985_CLOCK_GEN_CONTROL: - case WM8985_ADDITIONAL_CONTROL: - case WM8985_GPIO_CONTROL: - case WM8985_JACK_DETECT_CONTROL_1: - case WM8985_DAC_CONTROL: - case WM8985_LEFT_DAC_DIGITAL_VOL: - case WM8985_RIGHT_DAC_DIGITAL_VOL: - case WM8985_JACK_DETECT_CONTROL_2: - case WM8985_ADC_CONTROL: - case WM8985_LEFT_ADC_DIGITAL_VOL: - case WM8985_RIGHT_ADC_DIGITAL_VOL: - case WM8985_EQ1_LOW_SHELF: - case WM8985_EQ2_PEAK_1: - case WM8985_EQ3_PEAK_2: - case WM8985_EQ4_PEAK_3: - case WM8985_EQ5_HIGH_SHELF: - case WM8985_DAC_LIMITER_1: - case WM8985_DAC_LIMITER_2: - case WM8985_NOTCH_FILTER_1: - case WM8985_NOTCH_FILTER_2: - case WM8985_NOTCH_FILTER_3: - case WM8985_NOTCH_FILTER_4: - case WM8985_ALC_CONTROL_1: - case WM8985_ALC_CONTROL_2: - case WM8985_ALC_CONTROL_3: - case WM8985_NOISE_GATE: - case WM8985_PLL_N: - case WM8985_PLL_K_1: - case WM8985_PLL_K_2: - case WM8985_PLL_K_3: - case WM8985_3D_CONTROL: - case WM8985_OUT4_TO_ADC: - case WM8985_BEEP_CONTROL: - case WM8985_INPUT_CTRL: - case WM8985_LEFT_INP_PGA_GAIN_CTRL: - case WM8985_RIGHT_INP_PGA_GAIN_CTRL: - case WM8985_LEFT_ADC_BOOST_CTRL: - case WM8985_RIGHT_ADC_BOOST_CTRL: - case WM8985_OUTPUT_CTRL0: - case WM8985_LEFT_MIXER_CTRL: - case WM8985_RIGHT_MIXER_CTRL: - case WM8985_LOUT1_HP_VOLUME_CTRL: - case WM8985_ROUT1_HP_VOLUME_CTRL: - case WM8985_LOUT2_SPK_VOLUME_CTRL: - case WM8985_ROUT2_SPK_VOLUME_CTRL: - case WM8985_OUT3_MIXER_CTRL: - case WM8985_OUT4_MONO_MIX_CTRL: - case WM8985_OUTPUT_CTRL1: - case WM8985_BIAS_CTRL: - return true; - default: - return false; - } -} - -/* - * latch bit 8 of these registers to ensure instant - * volume updates - */ -static const int volume_update_regs[] = { - WM8985_LEFT_DAC_DIGITAL_VOL, - WM8985_RIGHT_DAC_DIGITAL_VOL, - WM8985_LEFT_ADC_DIGITAL_VOL, - WM8985_RIGHT_ADC_DIGITAL_VOL, - WM8985_LOUT2_SPK_VOLUME_CTRL, - WM8985_ROUT2_SPK_VOLUME_CTRL, - WM8985_LOUT1_HP_VOLUME_CTRL, - WM8985_ROUT1_HP_VOLUME_CTRL, - WM8985_LEFT_INP_PGA_GAIN_CTRL, - WM8985_RIGHT_INP_PGA_GAIN_CTRL -}; - -struct wm8985_priv { - struct regmap *regmap; - struct regulator_bulk_data supplies[WM8985_NUM_SUPPLIES]; - unsigned int sysclk; - unsigned int bclk; -}; - -static const struct { - int div; - int ratio; -} fs_ratios[] = { - { 10, 128 }, - { 15, 192 }, - { 20, 256 }, - { 30, 384 }, - { 40, 512 }, - { 60, 768 }, - { 80, 1024 }, - { 120, 1536 } -}; - -static const int srates[] = { 48000, 32000, 24000, 16000, 12000, 8000 }; - -static const int bclk_divs[] = { - 1, 2, 4, 8, 16, 32 -}; - -static int eqmode_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol); -static int eqmode_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol); - -static const DECLARE_TLV_DB_SCALE(dac_tlv, -12700, 50, 1); -static const DECLARE_TLV_DB_SCALE(adc_tlv, -12700, 50, 1); -static const DECLARE_TLV_DB_SCALE(out_tlv, -5700, 100, 0); -static const DECLARE_TLV_DB_SCALE(lim_thresh_tlv, -600, 100, 0); -static const DECLARE_TLV_DB_SCALE(lim_boost_tlv, 0, 100, 0); -static const DECLARE_TLV_DB_SCALE(alc_min_tlv, -1200, 600, 0); -static const DECLARE_TLV_DB_SCALE(alc_max_tlv, -675, 600, 0); -static const DECLARE_TLV_DB_SCALE(alc_tar_tlv, -2250, 150, 0); -static const DECLARE_TLV_DB_SCALE(pga_vol_tlv, -1200, 75, 0); -static const DECLARE_TLV_DB_SCALE(boost_tlv, -1200, 300, 1); -static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); -static const DECLARE_TLV_DB_SCALE(aux_tlv, -1500, 300, 0); -static const DECLARE_TLV_DB_SCALE(bypass_tlv, -1500, 300, 0); -static const DECLARE_TLV_DB_SCALE(pga_boost_tlv, 0, 2000, 0); - -static const char *alc_sel_text[] = { "Off", "Right", "Left", "Stereo" }; -static const SOC_ENUM_SINGLE_DECL(alc_sel, WM8985_ALC_CONTROL_1, 7, - alc_sel_text); - -static const char *alc_mode_text[] = { "ALC", "Limiter" }; -static const SOC_ENUM_SINGLE_DECL(alc_mode, WM8985_ALC_CONTROL_3, 8, - alc_mode_text); - -static const char *filter_mode_text[] = { "Audio", "Application" }; -static const SOC_ENUM_SINGLE_DECL(filter_mode, WM8985_ADC_CONTROL, 7, - filter_mode_text); - -static const char *eq_bw_text[] = { "Narrow", "Wide" }; -static const char *eqmode_text[] = { "Capture", "Playback" }; -static const SOC_ENUM_SINGLE_EXT_DECL(eqmode, eqmode_text); - -static const char *eq1_cutoff_text[] = { - "80Hz", "105Hz", "135Hz", "175Hz" -}; -static const SOC_ENUM_SINGLE_DECL(eq1_cutoff, WM8985_EQ1_LOW_SHELF, 5, - eq1_cutoff_text); -static const char *eq2_cutoff_text[] = { - "230Hz", "300Hz", "385Hz", "500Hz" -}; -static const SOC_ENUM_SINGLE_DECL(eq2_bw, WM8985_EQ2_PEAK_1, 8, eq_bw_text); -static const SOC_ENUM_SINGLE_DECL(eq2_cutoff, WM8985_EQ2_PEAK_1, 5, - eq2_cutoff_text); -static const char *eq3_cutoff_text[] = { - "650Hz", "850Hz", "1.1kHz", "1.4kHz" -}; -static const SOC_ENUM_SINGLE_DECL(eq3_bw, WM8985_EQ3_PEAK_2, 8, eq_bw_text); -static const SOC_ENUM_SINGLE_DECL(eq3_cutoff, WM8985_EQ3_PEAK_2, 5, - eq3_cutoff_text); -static const char *eq4_cutoff_text[] = { - "1.8kHz", "2.4kHz", "3.2kHz", "4.1kHz" -}; -static const SOC_ENUM_SINGLE_DECL(eq4_bw, WM8985_EQ4_PEAK_3, 8, eq_bw_text); -static const SOC_ENUM_SINGLE_DECL(eq4_cutoff, WM8985_EQ4_PEAK_3, 5, - eq4_cutoff_text); -static const char *eq5_cutoff_text[] = { - "5.3kHz", "6.9kHz", "9kHz", "11.7kHz" -}; -static const SOC_ENUM_SINGLE_DECL(eq5_cutoff, WM8985_EQ5_HIGH_SHELF, 5, - eq5_cutoff_text); - -static const char *speaker_mode_text[] = { "Class A/B", "Class D" }; -static const SOC_ENUM_SINGLE_DECL(speaker_mode, 0x17, 8, speaker_mode_text); - -static const char *depth_3d_text[] = { - "Off", - "6.67%", - "13.3%", - "20%", - "26.7%", - "33.3%", - "40%", - "46.6%", - "53.3%", - "60%", - "66.7%", - "73.3%", - "80%", - "86.7%", - "93.3%", - "100%" -}; -static const SOC_ENUM_SINGLE_DECL(depth_3d, WM8985_3D_CONTROL, 0, - depth_3d_text); - -static const struct snd_kcontrol_new wm8985_snd_controls[] = { - SOC_SINGLE("Digital Loopback Switch", WM8985_COMPANDING_CONTROL, - 0, 1, 0), - - SOC_ENUM("ALC Capture Function", alc_sel), - SOC_SINGLE_TLV("ALC Capture Max Volume", WM8985_ALC_CONTROL_1, - 3, 7, 0, alc_max_tlv), - SOC_SINGLE_TLV("ALC Capture Min Volume", WM8985_ALC_CONTROL_1, - 0, 7, 0, alc_min_tlv), - SOC_SINGLE_TLV("ALC Capture Target Volume", WM8985_ALC_CONTROL_2, - 0, 15, 0, alc_tar_tlv), - SOC_SINGLE("ALC Capture Attack", WM8985_ALC_CONTROL_3, 0, 10, 0), - SOC_SINGLE("ALC Capture Hold", WM8985_ALC_CONTROL_2, 4, 10, 0), - SOC_SINGLE("ALC Capture Decay", WM8985_ALC_CONTROL_3, 4, 10, 0), - SOC_ENUM("ALC Mode", alc_mode), - SOC_SINGLE("ALC Capture NG Switch", WM8985_NOISE_GATE, - 3, 1, 0), - SOC_SINGLE("ALC Capture NG Threshold", WM8985_NOISE_GATE, - 0, 7, 1), - - SOC_DOUBLE_R_TLV("Capture Volume", WM8985_LEFT_ADC_DIGITAL_VOL, - WM8985_RIGHT_ADC_DIGITAL_VOL, 0, 255, 0, adc_tlv), - SOC_DOUBLE_R("Capture PGA ZC Switch", WM8985_LEFT_INP_PGA_GAIN_CTRL, - WM8985_RIGHT_INP_PGA_GAIN_CTRL, 7, 1, 0), - SOC_DOUBLE_R_TLV("Capture PGA Volume", WM8985_LEFT_INP_PGA_GAIN_CTRL, - WM8985_RIGHT_INP_PGA_GAIN_CTRL, 0, 63, 0, pga_vol_tlv), - - SOC_DOUBLE_R_TLV("Capture PGA Boost Volume", - WM8985_LEFT_ADC_BOOST_CTRL, WM8985_RIGHT_ADC_BOOST_CTRL, - 8, 1, 0, pga_boost_tlv), - - SOC_DOUBLE("ADC Inversion Switch", WM8985_ADC_CONTROL, 0, 1, 1, 0), - SOC_SINGLE("ADC 128x Oversampling Switch", WM8985_ADC_CONTROL, 8, 1, 0), - - SOC_DOUBLE_R_TLV("Playback Volume", WM8985_LEFT_DAC_DIGITAL_VOL, - WM8985_RIGHT_DAC_DIGITAL_VOL, 0, 255, 0, dac_tlv), - - SOC_SINGLE("DAC Playback Limiter Switch", WM8985_DAC_LIMITER_1, 8, 1, 0), - SOC_SINGLE("DAC Playback Limiter Decay", WM8985_DAC_LIMITER_1, 4, 10, 0), - SOC_SINGLE("DAC Playback Limiter Attack", WM8985_DAC_LIMITER_1, 0, 11, 0), - SOC_SINGLE_TLV("DAC Playback Limiter Threshold", WM8985_DAC_LIMITER_2, - 4, 7, 1, lim_thresh_tlv), - SOC_SINGLE_TLV("DAC Playback Limiter Boost Volume", WM8985_DAC_LIMITER_2, - 0, 12, 0, lim_boost_tlv), - SOC_DOUBLE("DAC Inversion Switch", WM8985_DAC_CONTROL, 0, 1, 1, 0), - SOC_SINGLE("DAC Auto Mute Switch", WM8985_DAC_CONTROL, 2, 1, 0), - SOC_SINGLE("DAC 128x Oversampling Switch", WM8985_DAC_CONTROL, 3, 1, 0), - - SOC_DOUBLE_R_TLV("Headphone Playback Volume", WM8985_LOUT1_HP_VOLUME_CTRL, - WM8985_ROUT1_HP_VOLUME_CTRL, 0, 63, 0, out_tlv), - SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8985_LOUT1_HP_VOLUME_CTRL, - WM8985_ROUT1_HP_VOLUME_CTRL, 7, 1, 0), - SOC_DOUBLE_R("Headphone Switch", WM8985_LOUT1_HP_VOLUME_CTRL, - WM8985_ROUT1_HP_VOLUME_CTRL, 6, 1, 1), - - SOC_DOUBLE_R_TLV("Speaker Playback Volume", WM8985_LOUT2_SPK_VOLUME_CTRL, - WM8985_ROUT2_SPK_VOLUME_CTRL, 0, 63, 0, out_tlv), - SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8985_LOUT2_SPK_VOLUME_CTRL, - WM8985_ROUT2_SPK_VOLUME_CTRL, 7, 1, 0), - SOC_DOUBLE_R("Speaker Switch", WM8985_LOUT2_SPK_VOLUME_CTRL, - WM8985_ROUT2_SPK_VOLUME_CTRL, 6, 1, 1), - - SOC_SINGLE("High Pass Filter Switch", WM8985_ADC_CONTROL, 8, 1, 0), - SOC_ENUM("High Pass Filter Mode", filter_mode), - SOC_SINGLE("High Pass Filter Cutoff", WM8985_ADC_CONTROL, 4, 7, 0), - - SOC_DOUBLE_R_TLV("Aux Bypass Volume", - WM8985_LEFT_MIXER_CTRL, WM8985_RIGHT_MIXER_CTRL, 6, 7, 0, - aux_tlv), - - SOC_DOUBLE_R_TLV("Input PGA Bypass Volume", - WM8985_LEFT_MIXER_CTRL, WM8985_RIGHT_MIXER_CTRL, 2, 7, 0, - bypass_tlv), - - SOC_ENUM_EXT("Equalizer Function", eqmode, eqmode_get, eqmode_put), - SOC_ENUM("EQ1 Cutoff", eq1_cutoff), - SOC_SINGLE_TLV("EQ1 Volume", WM8985_EQ1_LOW_SHELF, 0, 24, 1, eq_tlv), - SOC_ENUM("EQ2 Bandwith", eq2_bw), - SOC_ENUM("EQ2 Cutoff", eq2_cutoff), - SOC_SINGLE_TLV("EQ2 Volume", WM8985_EQ2_PEAK_1, 0, 24, 1, eq_tlv), - SOC_ENUM("EQ3 Bandwith", eq3_bw), - SOC_ENUM("EQ3 Cutoff", eq3_cutoff), - SOC_SINGLE_TLV("EQ3 Volume", WM8985_EQ3_PEAK_2, 0, 24, 1, eq_tlv), - SOC_ENUM("EQ4 Bandwith", eq4_bw), - SOC_ENUM("EQ4 Cutoff", eq4_cutoff), - SOC_SINGLE_TLV("EQ4 Volume", WM8985_EQ4_PEAK_3, 0, 24, 1, eq_tlv), - SOC_ENUM("EQ5 Cutoff", eq5_cutoff), - SOC_SINGLE_TLV("EQ5 Volume", WM8985_EQ5_HIGH_SHELF, 0, 24, 1, eq_tlv), - - SOC_ENUM("3D Depth", depth_3d), - - SOC_ENUM("Speaker Mode", speaker_mode) -}; - -static const struct snd_kcontrol_new left_out_mixer[] = { - SOC_DAPM_SINGLE("Line Switch", WM8985_LEFT_MIXER_CTRL, 1, 1, 0), - SOC_DAPM_SINGLE("Aux Switch", WM8985_LEFT_MIXER_CTRL, 5, 1, 0), - SOC_DAPM_SINGLE("PCM Switch", WM8985_LEFT_MIXER_CTRL, 0, 1, 0), -}; - -static const struct snd_kcontrol_new right_out_mixer[] = { - SOC_DAPM_SINGLE("Line Switch", WM8985_RIGHT_MIXER_CTRL, 1, 1, 0), - SOC_DAPM_SINGLE("Aux Switch", WM8985_RIGHT_MIXER_CTRL, 5, 1, 0), - SOC_DAPM_SINGLE("PCM Switch", WM8985_RIGHT_MIXER_CTRL, 0, 1, 0), -}; - -static const struct snd_kcontrol_new left_input_mixer[] = { - SOC_DAPM_SINGLE("L2 Switch", WM8985_INPUT_CTRL, 2, 1, 0), - SOC_DAPM_SINGLE("MicN Switch", WM8985_INPUT_CTRL, 1, 1, 0), - SOC_DAPM_SINGLE("MicP Switch", WM8985_INPUT_CTRL, 0, 1, 0), -}; - -static const struct snd_kcontrol_new right_input_mixer[] = { - SOC_DAPM_SINGLE("R2 Switch", WM8985_INPUT_CTRL, 6, 1, 0), - SOC_DAPM_SINGLE("MicN Switch", WM8985_INPUT_CTRL, 5, 1, 0), - SOC_DAPM_SINGLE("MicP Switch", WM8985_INPUT_CTRL, 4, 1, 0), -}; - -static const struct snd_kcontrol_new left_boost_mixer[] = { - SOC_DAPM_SINGLE_TLV("L2 Volume", WM8985_LEFT_ADC_BOOST_CTRL, - 4, 7, 0, boost_tlv), - SOC_DAPM_SINGLE_TLV("AUXL Volume", WM8985_LEFT_ADC_BOOST_CTRL, - 0, 7, 0, boost_tlv) -}; - -static const struct snd_kcontrol_new right_boost_mixer[] = { - SOC_DAPM_SINGLE_TLV("R2 Volume", WM8985_RIGHT_ADC_BOOST_CTRL, - 4, 7, 0, boost_tlv), - SOC_DAPM_SINGLE_TLV("AUXR Volume", WM8985_RIGHT_ADC_BOOST_CTRL, - 0, 7, 0, boost_tlv) -}; - -static const struct snd_soc_dapm_widget wm8985_dapm_widgets[] = { - SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8985_POWER_MANAGEMENT_3, - 0, 0), - SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8985_POWER_MANAGEMENT_3, - 1, 0), - SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8985_POWER_MANAGEMENT_2, - 0, 0), - SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8985_POWER_MANAGEMENT_2, - 1, 0), - - SND_SOC_DAPM_MIXER("Left Output Mixer", WM8985_POWER_MANAGEMENT_3, - 2, 0, left_out_mixer, ARRAY_SIZE(left_out_mixer)), - SND_SOC_DAPM_MIXER("Right Output Mixer", WM8985_POWER_MANAGEMENT_3, - 3, 0, right_out_mixer, ARRAY_SIZE(right_out_mixer)), - - SND_SOC_DAPM_MIXER("Left Input Mixer", WM8985_POWER_MANAGEMENT_2, - 2, 0, left_input_mixer, ARRAY_SIZE(left_input_mixer)), - SND_SOC_DAPM_MIXER("Right Input Mixer", WM8985_POWER_MANAGEMENT_2, - 3, 0, right_input_mixer, ARRAY_SIZE(right_input_mixer)), - - SND_SOC_DAPM_MIXER("Left Boost Mixer", WM8985_POWER_MANAGEMENT_2, - 4, 0, left_boost_mixer, ARRAY_SIZE(left_boost_mixer)), - SND_SOC_DAPM_MIXER("Right Boost Mixer", WM8985_POWER_MANAGEMENT_2, - 5, 0, right_boost_mixer, ARRAY_SIZE(right_boost_mixer)), - - SND_SOC_DAPM_PGA("Left Capture PGA", WM8985_LEFT_INP_PGA_GAIN_CTRL, - 6, 1, NULL, 0), - SND_SOC_DAPM_PGA("Right Capture PGA", WM8985_RIGHT_INP_PGA_GAIN_CTRL, - 6, 1, NULL, 0), - - SND_SOC_DAPM_PGA("Left Headphone Out", WM8985_POWER_MANAGEMENT_2, - 7, 0, NULL, 0), - SND_SOC_DAPM_PGA("Right Headphone Out", WM8985_POWER_MANAGEMENT_2, - 8, 0, NULL, 0), - - SND_SOC_DAPM_PGA("Left Speaker Out", WM8985_POWER_MANAGEMENT_3, - 5, 0, NULL, 0), - SND_SOC_DAPM_PGA("Right Speaker Out", WM8985_POWER_MANAGEMENT_3, - 6, 0, NULL, 0), - - SND_SOC_DAPM_SUPPLY("Mic Bias", WM8985_POWER_MANAGEMENT_1, 4, 0, - NULL, 0), - - SND_SOC_DAPM_INPUT("LIN"), - SND_SOC_DAPM_INPUT("LIP"), - SND_SOC_DAPM_INPUT("RIN"), - SND_SOC_DAPM_INPUT("RIP"), - SND_SOC_DAPM_INPUT("AUXL"), - SND_SOC_DAPM_INPUT("AUXR"), - SND_SOC_DAPM_INPUT("L2"), - SND_SOC_DAPM_INPUT("R2"), - SND_SOC_DAPM_OUTPUT("HPL"), - SND_SOC_DAPM_OUTPUT("HPR"), - SND_SOC_DAPM_OUTPUT("SPKL"), - SND_SOC_DAPM_OUTPUT("SPKR") -}; - -static const struct snd_soc_dapm_route wm8985_dapm_routes[] = { - { "Right Output Mixer", "PCM Switch", "Right DAC" }, - { "Right Output Mixer", "Aux Switch", "AUXR" }, - { "Right Output Mixer", "Line Switch", "Right Boost Mixer" }, - - { "Left Output Mixer", "PCM Switch", "Left DAC" }, - { "Left Output Mixer", "Aux Switch", "AUXL" }, - { "Left Output Mixer", "Line Switch", "Left Boost Mixer" }, - - { "Right Headphone Out", NULL, "Right Output Mixer" }, - { "HPR", NULL, "Right Headphone Out" }, - - { "Left Headphone Out", NULL, "Left Output Mixer" }, - { "HPL", NULL, "Left Headphone Out" }, - - { "Right Speaker Out", NULL, "Right Output Mixer" }, - { "SPKR", NULL, "Right Speaker Out" }, - - { "Left Speaker Out", NULL, "Left Output Mixer" }, - { "SPKL", NULL, "Left Speaker Out" }, - - { "Right ADC", NULL, "Right Boost Mixer" }, - - { "Right Boost Mixer", "AUXR Volume", "AUXR" }, - { "Right Boost Mixer", NULL, "Right Capture PGA" }, - { "Right Boost Mixer", "R2 Volume", "R2" }, - - { "Left ADC", NULL, "Left Boost Mixer" }, - - { "Left Boost Mixer", "AUXL Volume", "AUXL" }, - { "Left Boost Mixer", NULL, "Left Capture PGA" }, - { "Left Boost Mixer", "L2 Volume", "L2" }, - - { "Right Capture PGA", NULL, "Right Input Mixer" }, - { "Left Capture PGA", NULL, "Left Input Mixer" }, - - { "Right Input Mixer", "R2 Switch", "R2" }, - { "Right Input Mixer", "MicN Switch", "RIN" }, - { "Right Input Mixer", "MicP Switch", "RIP" }, - - { "Left Input Mixer", "L2 Switch", "L2" }, - { "Left Input Mixer", "MicN Switch", "LIN" }, - { "Left Input Mixer", "MicP Switch", "LIP" }, -}; - -static int eqmode_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - unsigned int reg; - - reg = snd_soc_read(codec, WM8985_EQ1_LOW_SHELF); - if (reg & WM8985_EQ3DMODE) - ucontrol->value.integer.value[0] = 1; - else - ucontrol->value.integer.value[0] = 0; - - return 0; -} - -static int eqmode_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - unsigned int regpwr2, regpwr3; - unsigned int reg_eq; - - if (ucontrol->value.integer.value[0] != 0 - && ucontrol->value.integer.value[0] != 1) - return -EINVAL; - - reg_eq = snd_soc_read(codec, WM8985_EQ1_LOW_SHELF); - switch ((reg_eq & WM8985_EQ3DMODE) >> WM8985_EQ3DMODE_SHIFT) { - case 0: - if (!ucontrol->value.integer.value[0]) - return 0; - break; - case 1: - if (ucontrol->value.integer.value[0]) - return 0; - break; - } - - regpwr2 = snd_soc_read(codec, WM8985_POWER_MANAGEMENT_2); - regpwr3 = snd_soc_read(codec, WM8985_POWER_MANAGEMENT_3); - /* disable the DACs and ADCs */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_2, - WM8985_ADCENR_MASK | WM8985_ADCENL_MASK, 0); - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_3, - WM8985_DACENR_MASK | WM8985_DACENL_MASK, 0); - snd_soc_update_bits(codec, WM8985_ADDITIONAL_CONTROL, - WM8985_M128ENB_MASK, WM8985_M128ENB); - /* set the desired eqmode */ - snd_soc_update_bits(codec, WM8985_EQ1_LOW_SHELF, - WM8985_EQ3DMODE_MASK, - ucontrol->value.integer.value[0] - << WM8985_EQ3DMODE_SHIFT); - /* restore DAC/ADC configuration */ - snd_soc_write(codec, WM8985_POWER_MANAGEMENT_2, regpwr2); - snd_soc_write(codec, WM8985_POWER_MANAGEMENT_3, regpwr3); - return 0; -} - -static int wm8985_reset(struct snd_soc_codec *codec) -{ - return snd_soc_write(codec, WM8985_SOFTWARE_RESET, 0x0); -} - -static int wm8985_dac_mute(struct snd_soc_dai *dai, int mute) -{ - struct snd_soc_codec *codec = dai->codec; - - return snd_soc_update_bits(codec, WM8985_DAC_CONTROL, - WM8985_SOFTMUTE_MASK, - !!mute << WM8985_SOFTMUTE_SHIFT); -} - -static int wm8985_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) -{ - struct snd_soc_codec *codec; - u16 format, master, bcp, lrp; - - codec = dai->codec; - - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - format = 0x2; - break; - case SND_SOC_DAIFMT_RIGHT_J: - format = 0x0; - break; - case SND_SOC_DAIFMT_LEFT_J: - format = 0x1; - break; - case SND_SOC_DAIFMT_DSP_A: - case SND_SOC_DAIFMT_DSP_B: - format = 0x3; - break; - default: - dev_err(dai->dev, "Unknown dai format\n"); - return -EINVAL; - } - - snd_soc_update_bits(codec, WM8985_AUDIO_INTERFACE, - WM8985_FMT_MASK, format << WM8985_FMT_SHIFT); - - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: - master = 1; - break; - case SND_SOC_DAIFMT_CBS_CFS: - master = 0; - break; - default: - dev_err(dai->dev, "Unknown master/slave configuration\n"); - return -EINVAL; - } - - snd_soc_update_bits(codec, WM8985_CLOCK_GEN_CONTROL, - WM8985_MS_MASK, master << WM8985_MS_SHIFT); - - /* frame inversion is not valid for dsp modes */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_DSP_A: - case SND_SOC_DAIFMT_DSP_B: - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_IB_IF: - case SND_SOC_DAIFMT_NB_IF: - return -EINVAL; - default: - break; - } - break; - default: - break; - } - - bcp = lrp = 0; - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - break; - case SND_SOC_DAIFMT_IB_IF: - bcp = lrp = 1; - break; - case SND_SOC_DAIFMT_IB_NF: - bcp = 1; - break; - case SND_SOC_DAIFMT_NB_IF: - lrp = 1; - break; - default: - dev_err(dai->dev, "Unknown polarity configuration\n"); - return -EINVAL; - } - - snd_soc_update_bits(codec, WM8985_AUDIO_INTERFACE, - WM8985_LRP_MASK, lrp << WM8985_LRP_SHIFT); - snd_soc_update_bits(codec, WM8985_AUDIO_INTERFACE, - WM8985_BCP_MASK, bcp << WM8985_BCP_SHIFT); - return 0; -} - -static int wm8985_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - int i; - struct snd_soc_codec *codec; - struct wm8985_priv *wm8985; - u16 blen, srate_idx; - unsigned int tmp; - int srate_best; - - codec = dai->codec; - wm8985 = snd_soc_codec_get_drvdata(codec); - - wm8985->bclk = snd_soc_params_to_bclk(params); - if ((int)wm8985->bclk < 0) - return wm8985->bclk; - - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: - blen = 0x0; - break; - case SNDRV_PCM_FORMAT_S20_3LE: - blen = 0x1; - break; - case SNDRV_PCM_FORMAT_S24_LE: - blen = 0x2; - break; - case SNDRV_PCM_FORMAT_S32_LE: - blen = 0x3; - break; - default: - dev_err(dai->dev, "Unsupported word length %u\n", - params_format(params)); - return -EINVAL; - } - - snd_soc_update_bits(codec, WM8985_AUDIO_INTERFACE, - WM8985_WL_MASK, blen << WM8985_WL_SHIFT); - - /* - * match to the nearest possible sample rate and rely - * on the array index to configure the SR register - */ - srate_idx = 0; - srate_best = abs(srates[0] - params_rate(params)); - for (i = 1; i < ARRAY_SIZE(srates); ++i) { - if (abs(srates[i] - params_rate(params)) >= srate_best) - continue; - srate_idx = i; - srate_best = abs(srates[i] - params_rate(params)); - } - - dev_dbg(dai->dev, "Selected SRATE = %d\n", srates[srate_idx]); - snd_soc_update_bits(codec, WM8985_ADDITIONAL_CONTROL, - WM8985_SR_MASK, srate_idx << WM8985_SR_SHIFT); - - dev_dbg(dai->dev, "Target BCLK = %uHz\n", wm8985->bclk); - dev_dbg(dai->dev, "SYSCLK = %uHz\n", wm8985->sysclk); - - for (i = 0; i < ARRAY_SIZE(fs_ratios); ++i) { - if (wm8985->sysclk / params_rate(params) - == fs_ratios[i].ratio) - break; - } - - if (i == ARRAY_SIZE(fs_ratios)) { - dev_err(dai->dev, "Unable to configure MCLK ratio %u/%u\n", - wm8985->sysclk, params_rate(params)); - return -EINVAL; - } - - dev_dbg(dai->dev, "MCLK ratio = %dfs\n", fs_ratios[i].ratio); - snd_soc_update_bits(codec, WM8985_CLOCK_GEN_CONTROL, - WM8985_MCLKDIV_MASK, i << WM8985_MCLKDIV_SHIFT); - - /* select the appropriate bclk divider */ - tmp = (wm8985->sysclk / fs_ratios[i].div) * 10; - for (i = 0; i < ARRAY_SIZE(bclk_divs); ++i) { - if (wm8985->bclk == tmp / bclk_divs[i]) - break; - } - - if (i == ARRAY_SIZE(bclk_divs)) { - dev_err(dai->dev, "No matching BCLK divider found\n"); - return -EINVAL; - } - - dev_dbg(dai->dev, "BCLK div = %d\n", i); - snd_soc_update_bits(codec, WM8985_CLOCK_GEN_CONTROL, - WM8985_BCLKDIV_MASK, i << WM8985_BCLKDIV_SHIFT); - return 0; -} - -struct pll_div { - u32 div2:1; - u32 n:4; - u32 k:24; -}; - -#define FIXED_PLL_SIZE ((1ULL << 24) * 10) -static int pll_factors(struct pll_div *pll_div, unsigned int target, - unsigned int source) -{ - u64 Kpart; - unsigned long int K, Ndiv, Nmod; - - pll_div->div2 = 0; - Ndiv = target / source; - if (Ndiv < 6) { - source >>= 1; - pll_div->div2 = 1; - Ndiv = target / source; - } - - if (Ndiv < 6 || Ndiv > 12) { - printk(KERN_ERR "%s: WM8985 N value is not within" - " the recommended range: %lu\n", __func__, Ndiv); - return -EINVAL; - } - pll_div->n = Ndiv; - - Nmod = target % source; - Kpart = FIXED_PLL_SIZE * (u64)Nmod; - - do_div(Kpart, source); - - K = Kpart & 0xffffffff; - if ((K % 10) >= 5) - K += 5; - K /= 10; - pll_div->k = K; - - return 0; -} - -static int wm8985_set_pll(struct snd_soc_dai *dai, int pll_id, - int source, unsigned int freq_in, - unsigned int freq_out) -{ - int ret; - struct snd_soc_codec *codec; - struct pll_div pll_div; - - codec = dai->codec; - if (freq_in && freq_out) { - ret = pll_factors(&pll_div, freq_out * 4 * 2, freq_in); - if (ret) - return ret; - } - - /* disable the PLL before reprogramming it */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_PLLEN_MASK, 0); - - if (!freq_in || !freq_out) - return 0; - - /* set PLLN and PRESCALE */ - snd_soc_write(codec, WM8985_PLL_N, - (pll_div.div2 << WM8985_PLL_PRESCALE_SHIFT) - | pll_div.n); - /* set PLLK */ - snd_soc_write(codec, WM8985_PLL_K_3, pll_div.k & 0x1ff); - snd_soc_write(codec, WM8985_PLL_K_2, (pll_div.k >> 9) & 0x1ff); - snd_soc_write(codec, WM8985_PLL_K_1, (pll_div.k >> 18)); - /* set the source of the clock to be the PLL */ - snd_soc_update_bits(codec, WM8985_CLOCK_GEN_CONTROL, - WM8985_CLKSEL_MASK, WM8985_CLKSEL); - /* enable the PLL */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_PLLEN_MASK, WM8985_PLLEN); - return 0; -} - -static int wm8985_set_sysclk(struct snd_soc_dai *dai, - int clk_id, unsigned int freq, int dir) -{ - struct snd_soc_codec *codec; - struct wm8985_priv *wm8985; - - codec = dai->codec; - wm8985 = snd_soc_codec_get_drvdata(codec); - - switch (clk_id) { - case WM8985_CLKSRC_MCLK: - snd_soc_update_bits(codec, WM8985_CLOCK_GEN_CONTROL, - WM8985_CLKSEL_MASK, 0); - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_PLLEN_MASK, 0); - break; - case WM8985_CLKSRC_PLL: - snd_soc_update_bits(codec, WM8985_CLOCK_GEN_CONTROL, - WM8985_CLKSEL_MASK, WM8985_CLKSEL); - break; - default: - dev_err(dai->dev, "Unknown clock source %d\n", clk_id); - return -EINVAL; - } - - wm8985->sysclk = freq; - return 0; -} - -static int wm8985_set_bias_level(struct snd_soc_codec *codec, - enum snd_soc_bias_level level) -{ - int ret; - struct wm8985_priv *wm8985; - - wm8985 = snd_soc_codec_get_drvdata(codec); - switch (level) { - case SND_SOC_BIAS_ON: - case SND_SOC_BIAS_PREPARE: - /* VMID at 75k */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_VMIDSEL_MASK, - 1 << WM8985_VMIDSEL_SHIFT); - break; - case SND_SOC_BIAS_STANDBY: - if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { - ret = regulator_bulk_enable(ARRAY_SIZE(wm8985->supplies), - wm8985->supplies); - if (ret) { - dev_err(codec->dev, - "Failed to enable supplies: %d\n", - ret); - return ret; - } - - regcache_sync(wm8985->regmap); - - /* enable anti-pop features */ - snd_soc_update_bits(codec, WM8985_OUT4_TO_ADC, - WM8985_POBCTRL_MASK, - WM8985_POBCTRL); - /* enable thermal shutdown */ - snd_soc_update_bits(codec, WM8985_OUTPUT_CTRL0, - WM8985_TSDEN_MASK, WM8985_TSDEN); - snd_soc_update_bits(codec, WM8985_OUTPUT_CTRL0, - WM8985_TSOPCTRL_MASK, - WM8985_TSOPCTRL); - /* enable BIASEN */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_BIASEN_MASK, WM8985_BIASEN); - /* VMID at 75k */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_VMIDSEL_MASK, - 1 << WM8985_VMIDSEL_SHIFT); - msleep(500); - /* disable anti-pop features */ - snd_soc_update_bits(codec, WM8985_OUT4_TO_ADC, - WM8985_POBCTRL_MASK, 0); - } - /* VMID at 300k */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_VMIDSEL_MASK, - 2 << WM8985_VMIDSEL_SHIFT); - break; - case SND_SOC_BIAS_OFF: - /* disable thermal shutdown */ - snd_soc_update_bits(codec, WM8985_OUTPUT_CTRL0, - WM8985_TSOPCTRL_MASK, 0); - snd_soc_update_bits(codec, WM8985_OUTPUT_CTRL0, - WM8985_TSDEN_MASK, 0); - /* disable VMIDSEL and BIASEN */ - snd_soc_update_bits(codec, WM8985_POWER_MANAGEMENT_1, - WM8985_VMIDSEL_MASK | WM8985_BIASEN_MASK, - 0); - snd_soc_write(codec, WM8985_POWER_MANAGEMENT_1, 0); - snd_soc_write(codec, WM8985_POWER_MANAGEMENT_2, 0); - snd_soc_write(codec, WM8985_POWER_MANAGEMENT_3, 0); - - regcache_mark_dirty(wm8985->regmap); - - regulator_bulk_disable(ARRAY_SIZE(wm8985->supplies), - wm8985->supplies); - break; - } - - codec->dapm.bias_level = level; - return 0; -} - -#ifdef CONFIG_PM -static int wm8985_suspend(struct snd_soc_codec *codec) -{ - wm8985_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; -} - -static int wm8985_resume(struct snd_soc_codec *codec) -{ - wm8985_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - return 0; -} -#else -#define wm8985_suspend NULL -#define wm8985_resume NULL -#endif - -static int wm8985_remove(struct snd_soc_codec *codec) -{ - struct wm8985_priv *wm8985; - - wm8985 = snd_soc_codec_get_drvdata(codec); - wm8985_set_bias_level(codec, SND_SOC_BIAS_OFF); - regulator_bulk_free(ARRAY_SIZE(wm8985->supplies), wm8985->supplies); - return 0; -} - -static int wm8985_probe(struct snd_soc_codec *codec) -{ - size_t i; - struct wm8985_priv *wm8985; - int ret; - - wm8985 = snd_soc_codec_get_drvdata(codec); - codec->control_data = wm8985->regmap; - - ret = snd_soc_codec_set_cache_io(codec, 7, 9, SND_SOC_REGMAP); - if (ret < 0) { - dev_err(codec->dev, "Failed to set cache i/o: %d\n", ret); - return ret; - } - - for (i = 0; i < ARRAY_SIZE(wm8985->supplies); i++) - wm8985->supplies[i].supply = wm8985_supply_names[i]; - - ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8985->supplies), - wm8985->supplies); - if (ret) { - dev_err(codec->dev, "Failed to request supplies: %d\n", ret); - return ret; - } - - ret = regulator_bulk_enable(ARRAY_SIZE(wm8985->supplies), - wm8985->supplies); - if (ret) { - dev_err(codec->dev, "Failed to enable supplies: %d\n", ret); - goto err_reg_get; - } - - ret = wm8985_reset(codec); - if (ret < 0) { - dev_err(codec->dev, "Failed to issue reset: %d\n", ret); - goto err_reg_enable; - } - - /* latch volume update bits */ - for (i = 0; i < ARRAY_SIZE(volume_update_regs); ++i) - snd_soc_update_bits(codec, volume_update_regs[i], - 0x100, 0x100); - /* enable BIASCUT */ - snd_soc_update_bits(codec, WM8985_BIAS_CTRL, WM8985_BIASCUT, - WM8985_BIASCUT); - - wm8985_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - return 0; - -err_reg_enable: - regulator_bulk_disable(ARRAY_SIZE(wm8985->supplies), wm8985->supplies); -err_reg_get: - regulator_bulk_free(ARRAY_SIZE(wm8985->supplies), wm8985->supplies); - return ret; -} - -static const struct snd_soc_dai_ops wm8985_dai_ops = { - .digital_mute = wm8985_dac_mute, - .hw_params = wm8985_hw_params, - .set_fmt = wm8985_set_fmt, - .set_sysclk = wm8985_set_sysclk, - .set_pll = wm8985_set_pll -}; - -#define WM8985_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ - SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) - -static struct snd_soc_dai_driver wm8985_dai = { - .name = "wm8985-hifi", - .playback = { - .stream_name = "Playback", - .channels_min = 2, - .channels_max = 2, - .rates = SNDRV_PCM_RATE_8000_48000, - .formats = WM8985_FORMATS, - }, - .capture = { - .stream_name = "Capture", - .channels_min = 2, - .channels_max = 2, - .rates = SNDRV_PCM_RATE_8000_48000, - .formats = WM8985_FORMATS, - }, - .ops = &wm8985_dai_ops, - .symmetric_rates = 1 -}; - -static struct snd_soc_codec_driver soc_codec_dev_wm8985 = { - .probe = wm8985_probe, - .remove = wm8985_remove, - .suspend = wm8985_suspend, - .resume = wm8985_resume, - .set_bias_level = wm8985_set_bias_level, - - .controls = wm8985_snd_controls, - .num_controls = ARRAY_SIZE(wm8985_snd_controls), - .dapm_widgets = wm8985_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(wm8985_dapm_widgets), - .dapm_routes = wm8985_dapm_routes, - .num_dapm_routes = ARRAY_SIZE(wm8985_dapm_routes), -}; - -static const struct regmap_config wm8985_regmap = { - .reg_bits = 7, - .val_bits = 9, - - .max_register = WM8985_MAX_REGISTER, - .writeable_reg = wm8985_writeable, - - .cache_type = REGCACHE_RBTREE, - .reg_defaults = wm8985_reg_defaults, - .num_reg_defaults = ARRAY_SIZE(wm8985_reg_defaults), -}; - -#if defined(CONFIG_SPI_MASTER) -static int __devinit wm8985_spi_probe(struct spi_device *spi) -{ - struct wm8985_priv *wm8985; - int ret; - - wm8985 = devm_kzalloc(&spi->dev, sizeof *wm8985, GFP_KERNEL); - if (!wm8985) - return -ENOMEM; - - spi_set_drvdata(spi, wm8985); - - wm8985->regmap = regmap_init_spi(spi, &wm8985_regmap); - if (IS_ERR(wm8985->regmap)) { - ret = PTR_ERR(wm8985->regmap); - dev_err(&spi->dev, "Failed to allocate register map: %d\n", - ret); - goto err; - } - - ret = snd_soc_register_codec(&spi->dev, - &soc_codec_dev_wm8985, &wm8985_dai, 1); - if (ret != 0) - goto err; - - return 0; - -err: - regmap_exit(wm8985->regmap); - return ret; -} - -static int __devexit wm8985_spi_remove(struct spi_device *spi) -{ - struct wm8985_priv *wm8985 = spi_get_drvdata(spi); - - snd_soc_unregister_codec(&spi->dev); - regmap_exit(wm8985->regmap); - - return 0; -} - -static struct spi_driver wm8985_spi_driver = { - .driver = { - .name = "wm8985", - .owner = THIS_MODULE, - }, - .probe = wm8985_spi_probe, - .remove = __devexit_p(wm8985_spi_remove) -}; -#endif - -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) -static __devinit int wm8985_i2c_probe(struct i2c_client *i2c, - const struct i2c_device_id *id) -{ - struct wm8985_priv *wm8985; - int ret; - - wm8985 = devm_kzalloc(&i2c->dev, sizeof *wm8985, GFP_KERNEL); - if (!wm8985) - return -ENOMEM; - - i2c_set_clientdata(i2c, wm8985); - - wm8985->regmap = regmap_init_i2c(i2c, &wm8985_regmap); - if (IS_ERR(wm8985->regmap)) { - ret = PTR_ERR(wm8985->regmap); - dev_err(&i2c->dev, "Failed to allocate register map: %d\n", - ret); - goto err; - } - - ret = snd_soc_register_codec(&i2c->dev, - &soc_codec_dev_wm8985, &wm8985_dai, 1); - if (ret != 0) - goto err; - - return 0; - -err: - regmap_exit(wm8985->regmap); - return ret; -} - -static __devexit int wm8985_i2c_remove(struct i2c_client *i2c) -{ - struct wm8985_priv *wm8985 = i2c_get_clientdata(i2c); - - snd_soc_unregister_codec(&i2c->dev); - regmap_exit(wm8985->regmap); - - return 0; -} - -static const struct i2c_device_id wm8985_i2c_id[] = { - { "wm8985", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, wm8985_i2c_id); - -static struct i2c_driver wm8985_i2c_driver = { - .driver = { - .name = "wm8985", - .owner = THIS_MODULE, - }, - .probe = wm8985_i2c_probe, - .remove = __devexit_p(wm8985_i2c_remove), - .id_table = wm8985_i2c_id -}; -#endif - -static int __init wm8985_modinit(void) -{ - int ret = 0; - -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - ret = i2c_add_driver(&wm8985_i2c_driver); - if (ret) { - printk(KERN_ERR "Failed to register wm8985 I2C driver: %d\n", - ret); - } -#endif -#if defined(CONFIG_SPI_MASTER) - ret = spi_register_driver(&wm8985_spi_driver); - if (ret != 0) { - printk(KERN_ERR "Failed to register wm8985 SPI driver: %d\n", - ret); - } -#endif - return ret; -} -module_init(wm8985_modinit); - -static void __exit wm8985_exit(void) -{ -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - i2c_del_driver(&wm8985_i2c_driver); -#endif -#if defined(CONFIG_SPI_MASTER) - spi_unregister_driver(&wm8985_spi_driver); -#endif -} -module_exit(wm8985_exit); - -MODULE_DESCRIPTION("ASoC WM8985 driver"); -MODULE_AUTHOR("Dimitris Papastamos <dp@opensource.wolfsonmicro.com>"); -MODULE_LICENSE("GPL"); |