diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/codecs/wm8753.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/codecs/wm8753.c | 1709 |
1 files changed, 0 insertions, 1709 deletions
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wm8753.c b/ANDROID_3.4.5/sound/soc/codecs/wm8753.c deleted file mode 100644 index e27e7b62..00000000 --- a/ANDROID_3.4.5/sound/soc/codecs/wm8753.c +++ /dev/null @@ -1,1709 +0,0 @@ -/* - * wm8753.c -- WM8753 ALSA Soc Audio driver - * - * Copyright 2003 Wolfson Microelectronics PLC. - * Author: Liam Girdwood <lrg@slimlogic.co.uk> - * - * 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. - * - * Notes: - * The WM8753 is a low power, high quality stereo codec with integrated PCM - * codec designed for portable digital telephony applications. - * - * Dual DAI:- - * - * This driver support 2 DAI PCM's. This makes the default PCM available for - * HiFi audio (e.g. MP3, ogg) playback/capture and the other PCM available for - * voice. - * - * Please note that the voice PCM can be connected directly to a Bluetooth - * codec or GSM modem and thus cannot be read or written to, although it is - * available to be configured with snd_hw_params(), etc and kcontrols in the - * normal alsa manner. - * - * Fast DAI switching:- - * - * The driver can now fast switch between the DAI configurations via a - * an alsa kcontrol. This allows the PCM to remain open. - * - */ - -#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/of_device.h> -#include <linux/regmap.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 <asm/div64.h> - -#include "wm8753.h" - -static int caps_charge = 2000; -module_param(caps_charge, int, 0); -MODULE_PARM_DESC(caps_charge, "WM8753 cap charge time (msecs)"); - -static int wm8753_hifi_write_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt); -static int wm8753_voice_write_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt); - -/* - * wm8753 register cache - * We can't read the WM8753 register space when we - * are using 2 wire for device control, so we cache them instead. - */ -static const struct reg_default wm8753_reg_defaults[] = { - { 0x00, 0x0000 }, - { 0x01, 0x0008 }, - { 0x02, 0x0000 }, - { 0x03, 0x000a }, - { 0x04, 0x000a }, - { 0x05, 0x0033 }, - { 0x06, 0x0000 }, - { 0x07, 0x0007 }, - { 0x08, 0x00ff }, - { 0x09, 0x00ff }, - { 0x0a, 0x000f }, - { 0x0b, 0x000f }, - { 0x0c, 0x007b }, - { 0x0d, 0x0000 }, - { 0x0e, 0x0032 }, - { 0x0f, 0x0000 }, - { 0x10, 0x00c3 }, - { 0x11, 0x00c3 }, - { 0x12, 0x00c0 }, - { 0x13, 0x0000 }, - { 0x14, 0x0000 }, - { 0x15, 0x0000 }, - { 0x16, 0x0000 }, - { 0x17, 0x0000 }, - { 0x18, 0x0000 }, - { 0x19, 0x0000 }, - { 0x1a, 0x0000 }, - { 0x1b, 0x0000 }, - { 0x1c, 0x0000 }, - { 0x1d, 0x0000 }, - { 0x1e, 0x0000 }, - { 0x1f, 0x0000 }, - { 0x20, 0x0055 }, - { 0x21, 0x0005 }, - { 0x22, 0x0050 }, - { 0x23, 0x0055 }, - { 0x24, 0x0050 }, - { 0x25, 0x0055 }, - { 0x26, 0x0050 }, - { 0x27, 0x0055 }, - { 0x28, 0x0079 }, - { 0x29, 0x0079 }, - { 0x2a, 0x0079 }, - { 0x2b, 0x0079 }, - { 0x2c, 0x0079 }, - { 0x2d, 0x0000 }, - { 0x2e, 0x0000 }, - { 0x2f, 0x0000 }, - { 0x30, 0x0000 }, - { 0x31, 0x0097 }, - { 0x32, 0x0097 }, - { 0x33, 0x0000 }, - { 0x34, 0x0004 }, - { 0x35, 0x0000 }, - { 0x36, 0x0083 }, - { 0x37, 0x0024 }, - { 0x38, 0x01ba }, - { 0x39, 0x0000 }, - { 0x3a, 0x0083 }, - { 0x3b, 0x0024 }, - { 0x3c, 0x01ba }, - { 0x3d, 0x0000 }, - { 0x3e, 0x0000 }, - { 0x3f, 0x0000 }, -}; - -static bool wm8753_volatile(struct device *dev, unsigned int reg) -{ - return reg == WM8753_RESET; -} - -static bool wm8753_writeable(struct device *dev, unsigned int reg) -{ - return reg <= WM8753_ADCTL2; -} - -/* codec private data */ -struct wm8753_priv { - struct regmap *regmap; - unsigned int sysclk; - unsigned int pcmclk; - - unsigned int voice_fmt; - unsigned int hifi_fmt; - - int dai_func; -}; - -#define wm8753_reset(c) snd_soc_write(c, WM8753_RESET, 0) - -/* - * WM8753 Controls - */ -static const char *wm8753_base[] = {"Linear Control", "Adaptive Boost"}; -static const char *wm8753_base_filter[] = - {"130Hz @ 48kHz", "200Hz @ 48kHz", "100Hz @ 16kHz", "400Hz @ 48kHz", - "100Hz @ 8kHz", "200Hz @ 8kHz"}; -static const char *wm8753_treble[] = {"8kHz", "4kHz"}; -static const char *wm8753_alc_func[] = {"Off", "Right", "Left", "Stereo"}; -static const char *wm8753_ng_type[] = {"Constant PGA Gain", "Mute ADC Output"}; -static const char *wm8753_3d_func[] = {"Capture", "Playback"}; -static const char *wm8753_3d_uc[] = {"2.2kHz", "1.5kHz"}; -static const char *wm8753_3d_lc[] = {"200Hz", "500Hz"}; -static const char *wm8753_deemp[] = {"None", "32kHz", "44.1kHz", "48kHz"}; -static const char *wm8753_mono_mix[] = {"Stereo", "Left", "Right", "Mono"}; -static const char *wm8753_dac_phase[] = {"Non Inverted", "Inverted"}; -static const char *wm8753_line_mix[] = {"Line 1 + 2", "Line 1 - 2", - "Line 1", "Line 2"}; -static const char *wm8753_mono_mux[] = {"Line Mix", "Rx Mix"}; -static const char *wm8753_right_mux[] = {"Line 2", "Rx Mix"}; -static const char *wm8753_left_mux[] = {"Line 1", "Rx Mix"}; -static const char *wm8753_rxmsel[] = {"RXP - RXN", "RXP + RXN", "RXP", "RXN"}; -static const char *wm8753_sidetone_mux[] = {"Left PGA", "Mic 1", "Mic 2", - "Right PGA"}; -static const char *wm8753_mono2_src[] = {"Inverted Mono 1", "Left", "Right", - "Left + Right"}; -static const char *wm8753_out3[] = {"VREF", "ROUT2", "Left + Right"}; -static const char *wm8753_out4[] = {"VREF", "Capture ST", "LOUT2"}; -static const char *wm8753_radcsel[] = {"PGA", "Line or RXP-RXN", "Sidetone"}; -static const char *wm8753_ladcsel[] = {"PGA", "Line or RXP-RXN", "Line"}; -static const char *wm8753_mono_adc[] = {"Stereo", "Analogue Mix Left", - "Analogue Mix Right", "Digital Mono Mix"}; -static const char *wm8753_adc_hp[] = {"3.4Hz @ 48kHz", "82Hz @ 16k", - "82Hz @ 8kHz", "170Hz @ 8kHz"}; -static const char *wm8753_adc_filter[] = {"HiFi", "Voice"}; -static const char *wm8753_mic_sel[] = {"Mic 1", "Mic 2", "Mic 3"}; -static const char *wm8753_dai_mode[] = {"DAI 0", "DAI 1", "DAI 2", "DAI 3"}; -static const char *wm8753_dat_sel[] = {"Stereo", "Left ADC", "Right ADC", - "Channel Swap"}; -static const char *wm8753_rout2_phase[] = {"Non Inverted", "Inverted"}; - -static const struct soc_enum wm8753_enum[] = { -SOC_ENUM_SINGLE(WM8753_BASS, 7, 2, wm8753_base), -SOC_ENUM_SINGLE(WM8753_BASS, 4, 6, wm8753_base_filter), -SOC_ENUM_SINGLE(WM8753_TREBLE, 6, 2, wm8753_treble), -SOC_ENUM_SINGLE(WM8753_ALC1, 7, 4, wm8753_alc_func), -SOC_ENUM_SINGLE(WM8753_NGATE, 1, 2, wm8753_ng_type), -SOC_ENUM_SINGLE(WM8753_3D, 7, 2, wm8753_3d_func), -SOC_ENUM_SINGLE(WM8753_3D, 6, 2, wm8753_3d_uc), -SOC_ENUM_SINGLE(WM8753_3D, 5, 2, wm8753_3d_lc), -SOC_ENUM_SINGLE(WM8753_DAC, 1, 4, wm8753_deemp), -SOC_ENUM_SINGLE(WM8753_DAC, 4, 4, wm8753_mono_mix), -SOC_ENUM_SINGLE(WM8753_DAC, 6, 2, wm8753_dac_phase), -SOC_ENUM_SINGLE(WM8753_INCTL1, 3, 4, wm8753_line_mix), -SOC_ENUM_SINGLE(WM8753_INCTL1, 2, 2, wm8753_mono_mux), -SOC_ENUM_SINGLE(WM8753_INCTL1, 1, 2, wm8753_right_mux), -SOC_ENUM_SINGLE(WM8753_INCTL1, 0, 2, wm8753_left_mux), -SOC_ENUM_SINGLE(WM8753_INCTL2, 6, 4, wm8753_rxmsel), -SOC_ENUM_SINGLE(WM8753_INCTL2, 4, 4, wm8753_sidetone_mux), -SOC_ENUM_SINGLE(WM8753_OUTCTL, 7, 4, wm8753_mono2_src), -SOC_ENUM_SINGLE(WM8753_OUTCTL, 0, 3, wm8753_out3), -SOC_ENUM_SINGLE(WM8753_ADCTL2, 7, 3, wm8753_out4), -SOC_ENUM_SINGLE(WM8753_ADCIN, 2, 3, wm8753_radcsel), -SOC_ENUM_SINGLE(WM8753_ADCIN, 0, 3, wm8753_ladcsel), -SOC_ENUM_SINGLE(WM8753_ADCIN, 4, 4, wm8753_mono_adc), -SOC_ENUM_SINGLE(WM8753_ADC, 2, 4, wm8753_adc_hp), -SOC_ENUM_SINGLE(WM8753_ADC, 4, 2, wm8753_adc_filter), -SOC_ENUM_SINGLE(WM8753_MICBIAS, 6, 3, wm8753_mic_sel), -SOC_ENUM_SINGLE(WM8753_IOCTL, 2, 4, wm8753_dai_mode), -SOC_ENUM_SINGLE(WM8753_ADC, 7, 4, wm8753_dat_sel), -SOC_ENUM_SINGLE(WM8753_OUTCTL, 2, 2, wm8753_rout2_phase), -}; - - -static int wm8753_get_dai(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - - ucontrol->value.integer.value[0] = wm8753->dai_func; - return 0; -} - -static int wm8753_set_dai(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - u16 ioctl; - - if (wm8753->dai_func == ucontrol->value.integer.value[0]) - return 0; - - if (codec->active) - return -EBUSY; - - ioctl = snd_soc_read(codec, WM8753_IOCTL); - - wm8753->dai_func = ucontrol->value.integer.value[0]; - - if (((ioctl >> 2) & 0x3) == wm8753->dai_func) - return 1; - - ioctl = (ioctl & 0x1f3) | (wm8753->dai_func << 2); - snd_soc_write(codec, WM8753_IOCTL, ioctl); - - - wm8753_hifi_write_dai_fmt(codec, wm8753->hifi_fmt); - wm8753_voice_write_dai_fmt(codec, wm8753->voice_fmt); - - return 1; -} - -static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 300, 0); -static const DECLARE_TLV_DB_SCALE(mic_preamp_tlv, 1200, 600, 0); -static const DECLARE_TLV_DB_SCALE(adc_tlv, -9750, 50, 1); -static const DECLARE_TLV_DB_SCALE(dac_tlv, -12750, 50, 1); -static const unsigned int out_tlv[] = { - TLV_DB_RANGE_HEAD(2), - /* 0000000 - 0101111 = "Analogue mute" */ - 0, 48, TLV_DB_SCALE_ITEM(-25500, 0, 0), - 48, 127, TLV_DB_SCALE_ITEM(-7300, 100, 0), -}; -static const DECLARE_TLV_DB_SCALE(mix_tlv, -1500, 300, 0); -static const DECLARE_TLV_DB_SCALE(voice_mix_tlv, -1200, 300, 0); -static const DECLARE_TLV_DB_SCALE(pga_tlv, -1725, 75, 0); - -static const struct snd_kcontrol_new wm8753_snd_controls[] = { -SOC_DOUBLE_R_TLV("PCM Volume", WM8753_LDAC, WM8753_RDAC, 0, 255, 0, dac_tlv), - -SOC_DOUBLE_R_TLV("ADC Capture Volume", WM8753_LADC, WM8753_RADC, 0, 255, 0, - adc_tlv), - -SOC_DOUBLE_R_TLV("Headphone Playback Volume", WM8753_LOUT1V, WM8753_ROUT1V, - 0, 127, 0, out_tlv), -SOC_DOUBLE_R_TLV("Speaker Playback Volume", WM8753_LOUT2V, WM8753_ROUT2V, 0, - 127, 0, out_tlv), - -SOC_SINGLE_TLV("Mono Playback Volume", WM8753_MOUTV, 0, 127, 0, out_tlv), - -SOC_DOUBLE_R_TLV("Bypass Playback Volume", WM8753_LOUTM1, WM8753_ROUTM1, 4, 7, - 1, mix_tlv), -SOC_DOUBLE_R_TLV("Sidetone Playback Volume", WM8753_LOUTM2, WM8753_ROUTM2, 4, - 7, 1, mix_tlv), -SOC_DOUBLE_R_TLV("Voice Playback Volume", WM8753_LOUTM2, WM8753_ROUTM2, 0, 7, - 1, voice_mix_tlv), - -SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8753_LOUT1V, WM8753_ROUT1V, 7, - 1, 0), -SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8753_LOUT2V, WM8753_ROUT2V, 7, - 1, 0), - -SOC_SINGLE_TLV("Mono Bypass Playback Volume", WM8753_MOUTM1, 4, 7, 1, mix_tlv), -SOC_SINGLE_TLV("Mono Sidetone Playback Volume", WM8753_MOUTM2, 4, 7, 1, - mix_tlv), -SOC_SINGLE_TLV("Mono Voice Playback Volume", WM8753_MOUTM2, 0, 7, 1, - voice_mix_tlv), -SOC_SINGLE("Mono Playback ZC Switch", WM8753_MOUTV, 7, 1, 0), - -SOC_ENUM("Bass Boost", wm8753_enum[0]), -SOC_ENUM("Bass Filter", wm8753_enum[1]), -SOC_SINGLE("Bass Volume", WM8753_BASS, 0, 15, 1), - -SOC_SINGLE("Treble Volume", WM8753_TREBLE, 0, 15, 1), -SOC_ENUM("Treble Cut-off", wm8753_enum[2]), - -SOC_DOUBLE_TLV("Sidetone Capture Volume", WM8753_RECMIX1, 0, 4, 7, 1, - rec_mix_tlv), -SOC_SINGLE_TLV("Voice Sidetone Capture Volume", WM8753_RECMIX2, 0, 7, 1, - rec_mix_tlv), - -SOC_DOUBLE_R_TLV("Capture Volume", WM8753_LINVOL, WM8753_RINVOL, 0, 63, 0, - pga_tlv), -SOC_DOUBLE_R("Capture ZC Switch", WM8753_LINVOL, WM8753_RINVOL, 6, 1, 0), -SOC_DOUBLE_R("Capture Switch", WM8753_LINVOL, WM8753_RINVOL, 7, 1, 1), - -SOC_ENUM("Capture Filter Select", wm8753_enum[23]), -SOC_ENUM("Capture Filter Cut-off", wm8753_enum[24]), -SOC_SINGLE("Capture Filter Switch", WM8753_ADC, 0, 1, 1), - -SOC_SINGLE("ALC Capture Target Volume", WM8753_ALC1, 0, 7, 0), -SOC_SINGLE("ALC Capture Max Volume", WM8753_ALC1, 4, 7, 0), -SOC_ENUM("ALC Capture Function", wm8753_enum[3]), -SOC_SINGLE("ALC Capture ZC Switch", WM8753_ALC2, 8, 1, 0), -SOC_SINGLE("ALC Capture Hold Time", WM8753_ALC2, 0, 15, 1), -SOC_SINGLE("ALC Capture Decay Time", WM8753_ALC3, 4, 15, 1), -SOC_SINGLE("ALC Capture Attack Time", WM8753_ALC3, 0, 15, 0), -SOC_SINGLE("ALC Capture NG Threshold", WM8753_NGATE, 3, 31, 0), -SOC_ENUM("ALC Capture NG Type", wm8753_enum[4]), -SOC_SINGLE("ALC Capture NG Switch", WM8753_NGATE, 0, 1, 0), - -SOC_ENUM("3D Function", wm8753_enum[5]), -SOC_ENUM("3D Upper Cut-off", wm8753_enum[6]), -SOC_ENUM("3D Lower Cut-off", wm8753_enum[7]), -SOC_SINGLE("3D Volume", WM8753_3D, 1, 15, 0), -SOC_SINGLE("3D Switch", WM8753_3D, 0, 1, 0), - -SOC_SINGLE("Capture 6dB Attenuate", WM8753_ADCTL1, 2, 1, 0), -SOC_SINGLE("Playback 6dB Attenuate", WM8753_ADCTL1, 1, 1, 0), - -SOC_ENUM("De-emphasis", wm8753_enum[8]), -SOC_ENUM("Playback Mono Mix", wm8753_enum[9]), -SOC_ENUM("Playback Phase", wm8753_enum[10]), - -SOC_SINGLE_TLV("Mic2 Capture Volume", WM8753_INCTL1, 7, 3, 0, mic_preamp_tlv), -SOC_SINGLE_TLV("Mic1 Capture Volume", WM8753_INCTL1, 5, 3, 0, mic_preamp_tlv), - -SOC_ENUM_EXT("DAI Mode", wm8753_enum[26], wm8753_get_dai, wm8753_set_dai), - -SOC_ENUM("ADC Data Select", wm8753_enum[27]), -SOC_ENUM("ROUT2 Phase", wm8753_enum[28]), -}; - -/* - * _DAPM_ Controls - */ - -/* Left Mixer */ -static const struct snd_kcontrol_new wm8753_left_mixer_controls[] = { -SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_LOUTM2, 8, 1, 0), -SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_LOUTM2, 7, 1, 0), -SOC_DAPM_SINGLE("Left Playback Switch", WM8753_LOUTM1, 8, 1, 0), -SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_LOUTM1, 7, 1, 0), -}; - -/* Right mixer */ -static const struct snd_kcontrol_new wm8753_right_mixer_controls[] = { -SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_ROUTM2, 8, 1, 0), -SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_ROUTM2, 7, 1, 0), -SOC_DAPM_SINGLE("Right Playback Switch", WM8753_ROUTM1, 8, 1, 0), -SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_ROUTM1, 7, 1, 0), -}; - -/* Mono mixer */ -static const struct snd_kcontrol_new wm8753_mono_mixer_controls[] = { -SOC_DAPM_SINGLE("Left Playback Switch", WM8753_MOUTM1, 8, 1, 0), -SOC_DAPM_SINGLE("Right Playback Switch", WM8753_MOUTM2, 8, 1, 0), -SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_MOUTM2, 3, 1, 0), -SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_MOUTM2, 7, 1, 0), -SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_MOUTM1, 7, 1, 0), -}; - -/* Mono 2 Mux */ -static const struct snd_kcontrol_new wm8753_mono2_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[17]); - -/* Out 3 Mux */ -static const struct snd_kcontrol_new wm8753_out3_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[18]); - -/* Out 4 Mux */ -static const struct snd_kcontrol_new wm8753_out4_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[19]); - -/* ADC Mono Mix */ -static const struct snd_kcontrol_new wm8753_adc_mono_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[22]); - -/* Record mixer */ -static const struct snd_kcontrol_new wm8753_record_mixer_controls[] = { -SOC_DAPM_SINGLE("Voice Capture Switch", WM8753_RECMIX2, 3, 1, 0), -SOC_DAPM_SINGLE("Left Capture Switch", WM8753_RECMIX1, 3, 1, 0), -SOC_DAPM_SINGLE("Right Capture Switch", WM8753_RECMIX1, 7, 1, 0), -}; - -/* Left ADC mux */ -static const struct snd_kcontrol_new wm8753_adc_left_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[21]); - -/* Right ADC mux */ -static const struct snd_kcontrol_new wm8753_adc_right_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[20]); - -/* MIC mux */ -static const struct snd_kcontrol_new wm8753_mic_mux_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[16]); - -/* ALC mixer */ -static const struct snd_kcontrol_new wm8753_alc_mixer_controls[] = { -SOC_DAPM_SINGLE("Line Capture Switch", WM8753_INCTL2, 3, 1, 0), -SOC_DAPM_SINGLE("Mic2 Capture Switch", WM8753_INCTL2, 2, 1, 0), -SOC_DAPM_SINGLE("Mic1 Capture Switch", WM8753_INCTL2, 1, 1, 0), -SOC_DAPM_SINGLE("Rx Capture Switch", WM8753_INCTL2, 0, 1, 0), -}; - -/* Left Line mux */ -static const struct snd_kcontrol_new wm8753_line_left_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[14]); - -/* Right Line mux */ -static const struct snd_kcontrol_new wm8753_line_right_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[13]); - -/* Mono Line mux */ -static const struct snd_kcontrol_new wm8753_line_mono_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[12]); - -/* Line mux and mixer */ -static const struct snd_kcontrol_new wm8753_line_mux_mix_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[11]); - -/* Rx mux and mixer */ -static const struct snd_kcontrol_new wm8753_rx_mux_mix_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[15]); - -/* Mic Selector Mux */ -static const struct snd_kcontrol_new wm8753_mic_sel_mux_controls = -SOC_DAPM_ENUM("Route", wm8753_enum[25]); - -static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = { -SND_SOC_DAPM_MICBIAS("Mic Bias", WM8753_PWR1, 5, 0), -SND_SOC_DAPM_MIXER("Left Mixer", WM8753_PWR4, 0, 0, - &wm8753_left_mixer_controls[0], ARRAY_SIZE(wm8753_left_mixer_controls)), -SND_SOC_DAPM_PGA("Left Out 1", WM8753_PWR3, 8, 0, NULL, 0), -SND_SOC_DAPM_PGA("Left Out 2", WM8753_PWR3, 6, 0, NULL, 0), -SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", WM8753_PWR1, 3, 0), -SND_SOC_DAPM_OUTPUT("LOUT1"), -SND_SOC_DAPM_OUTPUT("LOUT2"), -SND_SOC_DAPM_MIXER("Right Mixer", WM8753_PWR4, 1, 0, - &wm8753_right_mixer_controls[0], ARRAY_SIZE(wm8753_right_mixer_controls)), -SND_SOC_DAPM_PGA("Right Out 1", WM8753_PWR3, 7, 0, NULL, 0), -SND_SOC_DAPM_PGA("Right Out 2", WM8753_PWR3, 5, 0, NULL, 0), -SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", WM8753_PWR1, 2, 0), -SND_SOC_DAPM_OUTPUT("ROUT1"), -SND_SOC_DAPM_OUTPUT("ROUT2"), -SND_SOC_DAPM_MIXER("Mono Mixer", WM8753_PWR4, 2, 0, - &wm8753_mono_mixer_controls[0], ARRAY_SIZE(wm8753_mono_mixer_controls)), -SND_SOC_DAPM_PGA("Mono Out 1", WM8753_PWR3, 2, 0, NULL, 0), -SND_SOC_DAPM_PGA("Mono Out 2", WM8753_PWR3, 1, 0, NULL, 0), -SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", WM8753_PWR1, 4, 0), -SND_SOC_DAPM_OUTPUT("MONO1"), -SND_SOC_DAPM_MUX("Mono 2 Mux", SND_SOC_NOPM, 0, 0, &wm8753_mono2_controls), -SND_SOC_DAPM_OUTPUT("MONO2"), -SND_SOC_DAPM_MIXER("Out3 Left + Right", -1, 0, 0, NULL, 0), -SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, &wm8753_out3_controls), -SND_SOC_DAPM_PGA("Out 3", WM8753_PWR3, 4, 0, NULL, 0), -SND_SOC_DAPM_OUTPUT("OUT3"), -SND_SOC_DAPM_MUX("Out4 Mux", SND_SOC_NOPM, 0, 0, &wm8753_out4_controls), -SND_SOC_DAPM_PGA("Out 4", WM8753_PWR3, 3, 0, NULL, 0), -SND_SOC_DAPM_OUTPUT("OUT4"), -SND_SOC_DAPM_MIXER("Playback Mixer", WM8753_PWR4, 3, 0, - &wm8753_record_mixer_controls[0], - ARRAY_SIZE(wm8753_record_mixer_controls)), -SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8753_PWR2, 3, 0), -SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8753_PWR2, 2, 0), -SND_SOC_DAPM_MUX("Capture Left Mixer", SND_SOC_NOPM, 0, 0, - &wm8753_adc_mono_controls), -SND_SOC_DAPM_MUX("Capture Right Mixer", SND_SOC_NOPM, 0, 0, - &wm8753_adc_mono_controls), -SND_SOC_DAPM_MUX("Capture Left Mux", SND_SOC_NOPM, 0, 0, - &wm8753_adc_left_controls), -SND_SOC_DAPM_MUX("Capture Right Mux", SND_SOC_NOPM, 0, 0, - &wm8753_adc_right_controls), -SND_SOC_DAPM_MUX("Mic Sidetone Mux", SND_SOC_NOPM, 0, 0, - &wm8753_mic_mux_controls), -SND_SOC_DAPM_PGA("Left Capture Volume", WM8753_PWR2, 5, 0, NULL, 0), -SND_SOC_DAPM_PGA("Right Capture Volume", WM8753_PWR2, 4, 0, NULL, 0), -SND_SOC_DAPM_MIXER("ALC Mixer", WM8753_PWR2, 6, 0, - &wm8753_alc_mixer_controls[0], ARRAY_SIZE(wm8753_alc_mixer_controls)), -SND_SOC_DAPM_MUX("Line Left Mux", SND_SOC_NOPM, 0, 0, - &wm8753_line_left_controls), -SND_SOC_DAPM_MUX("Line Right Mux", SND_SOC_NOPM, 0, 0, - &wm8753_line_right_controls), -SND_SOC_DAPM_MUX("Line Mono Mux", SND_SOC_NOPM, 0, 0, - &wm8753_line_mono_controls), -SND_SOC_DAPM_MUX("Line Mixer", WM8753_PWR2, 0, 0, - &wm8753_line_mux_mix_controls), -SND_SOC_DAPM_MUX("Rx Mixer", WM8753_PWR2, 1, 0, - &wm8753_rx_mux_mix_controls), -SND_SOC_DAPM_PGA("Mic 1 Volume", WM8753_PWR2, 8, 0, NULL, 0), -SND_SOC_DAPM_PGA("Mic 2 Volume", WM8753_PWR2, 7, 0, NULL, 0), -SND_SOC_DAPM_MUX("Mic Selection Mux", SND_SOC_NOPM, 0, 0, - &wm8753_mic_sel_mux_controls), -SND_SOC_DAPM_INPUT("LINE1"), -SND_SOC_DAPM_INPUT("LINE2"), -SND_SOC_DAPM_INPUT("RXP"), -SND_SOC_DAPM_INPUT("RXN"), -SND_SOC_DAPM_INPUT("ACIN"), -SND_SOC_DAPM_OUTPUT("ACOP"), -SND_SOC_DAPM_INPUT("MIC1N"), -SND_SOC_DAPM_INPUT("MIC1"), -SND_SOC_DAPM_INPUT("MIC2N"), -SND_SOC_DAPM_INPUT("MIC2"), -SND_SOC_DAPM_VMID("VREF"), -}; - -static const struct snd_soc_dapm_route wm8753_dapm_routes[] = { - /* left mixer */ - {"Left Mixer", "Left Playback Switch", "Left DAC"}, - {"Left Mixer", "Voice Playback Switch", "Voice DAC"}, - {"Left Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"}, - {"Left Mixer", "Bypass Playback Switch", "Line Left Mux"}, - - /* right mixer */ - {"Right Mixer", "Right Playback Switch", "Right DAC"}, - {"Right Mixer", "Voice Playback Switch", "Voice DAC"}, - {"Right Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"}, - {"Right Mixer", "Bypass Playback Switch", "Line Right Mux"}, - - /* mono mixer */ - {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, - {"Mono Mixer", "Left Playback Switch", "Left DAC"}, - {"Mono Mixer", "Right Playback Switch", "Right DAC"}, - {"Mono Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"}, - {"Mono Mixer", "Bypass Playback Switch", "Line Mono Mux"}, - - /* left out */ - {"Left Out 1", NULL, "Left Mixer"}, - {"Left Out 2", NULL, "Left Mixer"}, - {"LOUT1", NULL, "Left Out 1"}, - {"LOUT2", NULL, "Left Out 2"}, - - /* right out */ - {"Right Out 1", NULL, "Right Mixer"}, - {"Right Out 2", NULL, "Right Mixer"}, - {"ROUT1", NULL, "Right Out 1"}, - {"ROUT2", NULL, "Right Out 2"}, - - /* mono 1 out */ - {"Mono Out 1", NULL, "Mono Mixer"}, - {"MONO1", NULL, "Mono Out 1"}, - - /* mono 2 out */ - {"Mono 2 Mux", "Left + Right", "Out3 Left + Right"}, - {"Mono 2 Mux", "Inverted Mono 1", "MONO1"}, - {"Mono 2 Mux", "Left", "Left Mixer"}, - {"Mono 2 Mux", "Right", "Right Mixer"}, - {"Mono Out 2", NULL, "Mono 2 Mux"}, - {"MONO2", NULL, "Mono Out 2"}, - - /* out 3 */ - {"Out3 Left + Right", NULL, "Left Mixer"}, - {"Out3 Left + Right", NULL, "Right Mixer"}, - {"Out3 Mux", "VREF", "VREF"}, - {"Out3 Mux", "Left + Right", "Out3 Left + Right"}, - {"Out3 Mux", "ROUT2", "ROUT2"}, - {"Out 3", NULL, "Out3 Mux"}, - {"OUT3", NULL, "Out 3"}, - - /* out 4 */ - {"Out4 Mux", "VREF", "VREF"}, - {"Out4 Mux", "Capture ST", "Playback Mixer"}, - {"Out4 Mux", "LOUT2", "LOUT2"}, - {"Out 4", NULL, "Out4 Mux"}, - {"OUT4", NULL, "Out 4"}, - - /* record mixer */ - {"Playback Mixer", "Left Capture Switch", "Left Mixer"}, - {"Playback Mixer", "Voice Capture Switch", "Mono Mixer"}, - {"Playback Mixer", "Right Capture Switch", "Right Mixer"}, - - /* Mic/SideTone Mux */ - {"Mic Sidetone Mux", "Left PGA", "Left Capture Volume"}, - {"Mic Sidetone Mux", "Right PGA", "Right Capture Volume"}, - {"Mic Sidetone Mux", "Mic 1", "Mic 1 Volume"}, - {"Mic Sidetone Mux", "Mic 2", "Mic 2 Volume"}, - - /* Capture Left Mux */ - {"Capture Left Mux", "PGA", "Left Capture Volume"}, - {"Capture Left Mux", "Line or RXP-RXN", "Line Left Mux"}, - {"Capture Left Mux", "Line", "LINE1"}, - - /* Capture Right Mux */ - {"Capture Right Mux", "PGA", "Right Capture Volume"}, - {"Capture Right Mux", "Line or RXP-RXN", "Line Right Mux"}, - {"Capture Right Mux", "Sidetone", "Playback Mixer"}, - - /* Mono Capture mixer-mux */ - {"Capture Right Mixer", "Stereo", "Capture Right Mux"}, - {"Capture Left Mixer", "Stereo", "Capture Left Mux"}, - {"Capture Left Mixer", "Analogue Mix Left", "Capture Left Mux"}, - {"Capture Left Mixer", "Analogue Mix Left", "Capture Right Mux"}, - {"Capture Right Mixer", "Analogue Mix Right", "Capture Left Mux"}, - {"Capture Right Mixer", "Analogue Mix Right", "Capture Right Mux"}, - {"Capture Left Mixer", "Digital Mono Mix", "Capture Left Mux"}, - {"Capture Left Mixer", "Digital Mono Mix", "Capture Right Mux"}, - {"Capture Right Mixer", "Digital Mono Mix", "Capture Left Mux"}, - {"Capture Right Mixer", "Digital Mono Mix", "Capture Right Mux"}, - - /* ADC */ - {"Left ADC", NULL, "Capture Left Mixer"}, - {"Right ADC", NULL, "Capture Right Mixer"}, - - /* Left Capture Volume */ - {"Left Capture Volume", NULL, "ACIN"}, - - /* Right Capture Volume */ - {"Right Capture Volume", NULL, "Mic 2 Volume"}, - - /* ALC Mixer */ - {"ALC Mixer", "Line Capture Switch", "Line Mixer"}, - {"ALC Mixer", "Mic2 Capture Switch", "Mic 2 Volume"}, - {"ALC Mixer", "Mic1 Capture Switch", "Mic 1 Volume"}, - {"ALC Mixer", "Rx Capture Switch", "Rx Mixer"}, - - /* Line Left Mux */ - {"Line Left Mux", "Line 1", "LINE1"}, - {"Line Left Mux", "Rx Mix", "Rx Mixer"}, - - /* Line Right Mux */ - {"Line Right Mux", "Line 2", "LINE2"}, - {"Line Right Mux", "Rx Mix", "Rx Mixer"}, - - /* Line Mono Mux */ - {"Line Mono Mux", "Line Mix", "Line Mixer"}, - {"Line Mono Mux", "Rx Mix", "Rx Mixer"}, - - /* Line Mixer/Mux */ - {"Line Mixer", "Line 1 + 2", "LINE1"}, - {"Line Mixer", "Line 1 - 2", "LINE1"}, - {"Line Mixer", "Line 1 + 2", "LINE2"}, - {"Line Mixer", "Line 1 - 2", "LINE2"}, - {"Line Mixer", "Line 1", "LINE1"}, - {"Line Mixer", "Line 2", "LINE2"}, - - /* Rx Mixer/Mux */ - {"Rx Mixer", "RXP - RXN", "RXP"}, - {"Rx Mixer", "RXP + RXN", "RXP"}, - {"Rx Mixer", "RXP - RXN", "RXN"}, - {"Rx Mixer", "RXP + RXN", "RXN"}, - {"Rx Mixer", "RXP", "RXP"}, - {"Rx Mixer", "RXN", "RXN"}, - - /* Mic 1 Volume */ - {"Mic 1 Volume", NULL, "MIC1N"}, - {"Mic 1 Volume", NULL, "Mic Selection Mux"}, - - /* Mic 2 Volume */ - {"Mic 2 Volume", NULL, "MIC2N"}, - {"Mic 2 Volume", NULL, "MIC2"}, - - /* Mic Selector Mux */ - {"Mic Selection Mux", "Mic 1", "MIC1"}, - {"Mic Selection Mux", "Mic 2", "MIC2N"}, - {"Mic Selection Mux", "Mic 3", "MIC2"}, - - /* ACOP */ - {"ACOP", NULL, "ALC Mixer"}, -}; - -/* PLL divisors */ -struct _pll_div { - u32 div2:1; - u32 n:4; - u32 k:24; -}; - -/* The size in bits of the pll divide multiplied by 10 - * to allow rounding later */ -#define FIXED_PLL_SIZE ((1 << 22) * 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 - "wm8753: unsupported N = %u\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 wm8753_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, - int source, unsigned int freq_in, unsigned int freq_out) -{ - u16 reg, enable; - int offset; - struct snd_soc_codec *codec = codec_dai->codec; - - if (pll_id < WM8753_PLL1 || pll_id > WM8753_PLL2) - return -ENODEV; - - if (pll_id == WM8753_PLL1) { - offset = 0; - enable = 0x10; - reg = snd_soc_read(codec, WM8753_CLOCK) & 0xffef; - } else { - offset = 4; - enable = 0x8; - reg = snd_soc_read(codec, WM8753_CLOCK) & 0xfff7; - } - - if (!freq_in || !freq_out) { - /* disable PLL */ - snd_soc_write(codec, WM8753_PLL1CTL1 + offset, 0x0026); - snd_soc_write(codec, WM8753_CLOCK, reg); - return 0; - } else { - u16 value = 0; - struct _pll_div pll_div; - - pll_factors(&pll_div, freq_out * 8, freq_in); - - /* set up N and K PLL divisor ratios */ - /* bits 8:5 = PLL_N, bits 3:0 = PLL_K[21:18] */ - value = (pll_div.n << 5) + ((pll_div.k & 0x3c0000) >> 18); - snd_soc_write(codec, WM8753_PLL1CTL2 + offset, value); - - /* bits 8:0 = PLL_K[17:9] */ - value = (pll_div.k & 0x03fe00) >> 9; - snd_soc_write(codec, WM8753_PLL1CTL3 + offset, value); - - /* bits 8:0 = PLL_K[8:0] */ - value = pll_div.k & 0x0001ff; - snd_soc_write(codec, WM8753_PLL1CTL4 + offset, value); - - /* set PLL as input and enable */ - snd_soc_write(codec, WM8753_PLL1CTL1 + offset, 0x0027 | - (pll_div.div2 << 3)); - snd_soc_write(codec, WM8753_CLOCK, reg | enable); - } - return 0; -} - -struct _coeff_div { - u32 mclk; - u32 rate; - u8 sr:5; - u8 usb:1; -}; - -/* codec hifi mclk (after PLL) clock divider coefficients */ -static const struct _coeff_div coeff_div[] = { - /* 8k */ - {12288000, 8000, 0x6, 0x0}, - {11289600, 8000, 0x16, 0x0}, - {18432000, 8000, 0x7, 0x0}, - {16934400, 8000, 0x17, 0x0}, - {12000000, 8000, 0x6, 0x1}, - - /* 11.025k */ - {11289600, 11025, 0x18, 0x0}, - {16934400, 11025, 0x19, 0x0}, - {12000000, 11025, 0x19, 0x1}, - - /* 16k */ - {12288000, 16000, 0xa, 0x0}, - {18432000, 16000, 0xb, 0x0}, - {12000000, 16000, 0xa, 0x1}, - - /* 22.05k */ - {11289600, 22050, 0x1a, 0x0}, - {16934400, 22050, 0x1b, 0x0}, - {12000000, 22050, 0x1b, 0x1}, - - /* 32k */ - {12288000, 32000, 0xc, 0x0}, - {18432000, 32000, 0xd, 0x0}, - {12000000, 32000, 0xa, 0x1}, - - /* 44.1k */ - {11289600, 44100, 0x10, 0x0}, - {16934400, 44100, 0x11, 0x0}, - {12000000, 44100, 0x11, 0x1}, - - /* 48k */ - {12288000, 48000, 0x0, 0x0}, - {18432000, 48000, 0x1, 0x0}, - {12000000, 48000, 0x0, 0x1}, - - /* 88.2k */ - {11289600, 88200, 0x1e, 0x0}, - {16934400, 88200, 0x1f, 0x0}, - {12000000, 88200, 0x1f, 0x1}, - - /* 96k */ - {12288000, 96000, 0xe, 0x0}, - {18432000, 96000, 0xf, 0x0}, - {12000000, 96000, 0xe, 0x1}, -}; - -static int get_coeff(int mclk, int rate) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(coeff_div); i++) { - if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk) - return i; - } - return -EINVAL; -} - -/* - * Clock after PLL and dividers - */ -static int wm8753_set_dai_sysclk(struct snd_soc_dai *codec_dai, - int clk_id, unsigned int freq, int dir) -{ - struct snd_soc_codec *codec = codec_dai->codec; - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - - switch (freq) { - case 11289600: - case 12000000: - case 12288000: - case 16934400: - case 18432000: - if (clk_id == WM8753_MCLK) { - wm8753->sysclk = freq; - return 0; - } else if (clk_id == WM8753_PCMCLK) { - wm8753->pcmclk = freq; - return 0; - } - break; - } - return -EINVAL; -} - -/* - * Set's ADC and Voice DAC format. - */ -static int wm8753_vdac_adc_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - u16 voice = snd_soc_read(codec, WM8753_PCM) & 0x01ec; - - /* interface format */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - voice |= 0x0002; - break; - case SND_SOC_DAIFMT_RIGHT_J: - break; - case SND_SOC_DAIFMT_LEFT_J: - voice |= 0x0001; - break; - case SND_SOC_DAIFMT_DSP_A: - voice |= 0x0003; - break; - case SND_SOC_DAIFMT_DSP_B: - voice |= 0x0013; - break; - default: - return -EINVAL; - } - - snd_soc_write(codec, WM8753_PCM, voice); - return 0; -} - -/* - * Set PCM DAI bit size and sample rate. - */ -static int wm8753_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->codec; - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - u16 voice = snd_soc_read(codec, WM8753_PCM) & 0x01f3; - u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x017f; - - /* bit size */ - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: - break; - case SNDRV_PCM_FORMAT_S20_3LE: - voice |= 0x0004; - break; - case SNDRV_PCM_FORMAT_S24_LE: - voice |= 0x0008; - break; - case SNDRV_PCM_FORMAT_S32_LE: - voice |= 0x000c; - break; - } - - /* sample rate */ - if (params_rate(params) * 384 == wm8753->pcmclk) - srate |= 0x80; - snd_soc_write(codec, WM8753_SRATE1, srate); - - snd_soc_write(codec, WM8753_PCM, voice); - return 0; -} - -/* - * Set's PCM dai fmt and BCLK. - */ -static int wm8753_pcm_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - u16 voice, ioctl; - - voice = snd_soc_read(codec, WM8753_PCM) & 0x011f; - ioctl = snd_soc_read(codec, WM8753_IOCTL) & 0x015d; - - /* set master/slave audio interface */ - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBS_CFS: - break; - case SND_SOC_DAIFMT_CBM_CFM: - ioctl |= 0x2; - case SND_SOC_DAIFMT_CBM_CFS: - voice |= 0x0040; - break; - default: - return -EINVAL; - } - - /* clock inversion */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_DSP_A: - case SND_SOC_DAIFMT_DSP_B: - /* frame inversion not valid for DSP modes */ - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - break; - case SND_SOC_DAIFMT_IB_NF: - voice |= 0x0080; - break; - default: - return -EINVAL; - } - break; - case SND_SOC_DAIFMT_I2S: - case SND_SOC_DAIFMT_RIGHT_J: - case SND_SOC_DAIFMT_LEFT_J: - voice &= ~0x0010; - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - break; - case SND_SOC_DAIFMT_IB_IF: - voice |= 0x0090; - break; - case SND_SOC_DAIFMT_IB_NF: - voice |= 0x0080; - break; - case SND_SOC_DAIFMT_NB_IF: - voice |= 0x0010; - break; - default: - return -EINVAL; - } - break; - default: - return -EINVAL; - } - - snd_soc_write(codec, WM8753_PCM, voice); - snd_soc_write(codec, WM8753_IOCTL, ioctl); - return 0; -} - -static int wm8753_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 WM8753_PCMDIV: - reg = snd_soc_read(codec, WM8753_CLOCK) & 0x003f; - snd_soc_write(codec, WM8753_CLOCK, reg | div); - break; - case WM8753_BCLKDIV: - reg = snd_soc_read(codec, WM8753_SRATE2) & 0x01c7; - snd_soc_write(codec, WM8753_SRATE2, reg | div); - break; - case WM8753_VXCLKDIV: - reg = snd_soc_read(codec, WM8753_SRATE2) & 0x003f; - snd_soc_write(codec, WM8753_SRATE2, reg | div); - break; - default: - return -EINVAL; - } - return 0; -} - -/* - * Set's HiFi DAC format. - */ -static int wm8753_hdac_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - u16 hifi = snd_soc_read(codec, WM8753_HIFI) & 0x01e0; - - /* interface format */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - hifi |= 0x0002; - break; - case SND_SOC_DAIFMT_RIGHT_J: - break; - case SND_SOC_DAIFMT_LEFT_J: - hifi |= 0x0001; - break; - case SND_SOC_DAIFMT_DSP_A: - hifi |= 0x0003; - break; - case SND_SOC_DAIFMT_DSP_B: - hifi |= 0x0013; - break; - default: - return -EINVAL; - } - - snd_soc_write(codec, WM8753_HIFI, hifi); - return 0; -} - -/* - * Set's I2S DAI format. - */ -static int wm8753_i2s_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - u16 ioctl, hifi; - - hifi = snd_soc_read(codec, WM8753_HIFI) & 0x011f; - ioctl = snd_soc_read(codec, WM8753_IOCTL) & 0x00ae; - - /* set master/slave audio interface */ - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBS_CFS: - break; - case SND_SOC_DAIFMT_CBM_CFM: - ioctl |= 0x1; - case SND_SOC_DAIFMT_CBM_CFS: - hifi |= 0x0040; - break; - default: - return -EINVAL; - } - - /* clock inversion */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_DSP_A: - case SND_SOC_DAIFMT_DSP_B: - /* frame inversion not valid for DSP modes */ - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - break; - case SND_SOC_DAIFMT_IB_NF: - hifi |= 0x0080; - break; - default: - return -EINVAL; - } - break; - case SND_SOC_DAIFMT_I2S: - case SND_SOC_DAIFMT_RIGHT_J: - case SND_SOC_DAIFMT_LEFT_J: - hifi &= ~0x0010; - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - break; - case SND_SOC_DAIFMT_IB_IF: - hifi |= 0x0090; - break; - case SND_SOC_DAIFMT_IB_NF: - hifi |= 0x0080; - break; - case SND_SOC_DAIFMT_NB_IF: - hifi |= 0x0010; - break; - default: - return -EINVAL; - } - break; - default: - return -EINVAL; - } - - snd_soc_write(codec, WM8753_HIFI, hifi); - snd_soc_write(codec, WM8753_IOCTL, ioctl); - return 0; -} - -/* - * Set PCM DAI bit size and sample rate. - */ -static int wm8753_i2s_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->codec; - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x01c0; - u16 hifi = snd_soc_read(codec, WM8753_HIFI) & 0x01f3; - int coeff; - - /* is digital filter coefficient valid ? */ - coeff = get_coeff(wm8753->sysclk, params_rate(params)); - if (coeff < 0) { - printk(KERN_ERR "wm8753 invalid MCLK or rate\n"); - return coeff; - } - snd_soc_write(codec, WM8753_SRATE1, srate | (coeff_div[coeff].sr << 1) | - coeff_div[coeff].usb); - - /* bit size */ - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: - break; - case SNDRV_PCM_FORMAT_S20_3LE: - hifi |= 0x0004; - break; - case SNDRV_PCM_FORMAT_S24_LE: - hifi |= 0x0008; - break; - case SNDRV_PCM_FORMAT_S32_LE: - hifi |= 0x000c; - break; - } - - snd_soc_write(codec, WM8753_HIFI, hifi); - return 0; -} - -static int wm8753_mode1v_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - u16 clock; - - /* set clk source as pcmclk */ - clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb; - snd_soc_write(codec, WM8753_CLOCK, clock); - - return wm8753_vdac_adc_set_dai_fmt(codec, fmt); -} - -static int wm8753_mode1h_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - return wm8753_hdac_set_dai_fmt(codec, fmt); -} - -static int wm8753_mode2_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - u16 clock; - - /* set clk source as pcmclk */ - clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb; - snd_soc_write(codec, WM8753_CLOCK, clock); - - return wm8753_vdac_adc_set_dai_fmt(codec, fmt); -} - -static int wm8753_mode3_4_set_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - u16 clock; - - /* set clk source as mclk */ - clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb; - snd_soc_write(codec, WM8753_CLOCK, clock | 0x4); - - if (wm8753_hdac_set_dai_fmt(codec, fmt) < 0) - return -EINVAL; - return wm8753_vdac_adc_set_dai_fmt(codec, fmt); -} - -static int wm8753_hifi_write_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - int ret = 0; - - switch (wm8753->dai_func) { - case 0: - ret = wm8753_mode1h_set_dai_fmt(codec, fmt); - break; - case 1: - ret = wm8753_mode2_set_dai_fmt(codec, fmt); - break; - case 2: - case 3: - ret = wm8753_mode3_4_set_dai_fmt(codec, fmt); - break; - default: - break; - } - if (ret) - return ret; - - return wm8753_i2s_set_dai_fmt(codec, fmt); -} - -static int wm8753_hifi_set_dai_fmt(struct snd_soc_dai *codec_dai, - unsigned int fmt) -{ - struct snd_soc_codec *codec = codec_dai->codec; - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - - wm8753->hifi_fmt = fmt; - - return wm8753_hifi_write_dai_fmt(codec, fmt); -}; - -static int wm8753_voice_write_dai_fmt(struct snd_soc_codec *codec, - unsigned int fmt) -{ - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - int ret = 0; - - if (wm8753->dai_func != 0) - return 0; - - ret = wm8753_mode1v_set_dai_fmt(codec, fmt); - if (ret) - return ret; - ret = wm8753_pcm_set_dai_fmt(codec, fmt); - if (ret) - return ret; - - return 0; -}; - -static int wm8753_voice_set_dai_fmt(struct snd_soc_dai *codec_dai, - unsigned int fmt) -{ - struct snd_soc_codec *codec = codec_dai->codec; - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - - wm8753->voice_fmt = fmt; - - return wm8753_voice_write_dai_fmt(codec, fmt); -}; - -static int wm8753_mute(struct snd_soc_dai *dai, int mute) -{ - struct snd_soc_codec *codec = dai->codec; - u16 mute_reg = snd_soc_read(codec, WM8753_DAC) & 0xfff7; - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - - /* the digital mute covers the HiFi and Voice DAC's on the WM8753. - * make sure we check if they are not both active when we mute */ - if (mute && wm8753->dai_func == 1) { - if (!codec->active) - snd_soc_write(codec, WM8753_DAC, mute_reg | 0x8); - } else { - if (mute) - snd_soc_write(codec, WM8753_DAC, mute_reg | 0x8); - else - snd_soc_write(codec, WM8753_DAC, mute_reg); - } - - return 0; -} - -static int wm8753_set_bias_level(struct snd_soc_codec *codec, - enum snd_soc_bias_level level) -{ - u16 pwr_reg = snd_soc_read(codec, WM8753_PWR1) & 0xfe3e; - - switch (level) { - case SND_SOC_BIAS_ON: - /* set vmid to 50k and unmute dac */ - snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x00c0); - break; - case SND_SOC_BIAS_PREPARE: - /* set vmid to 5k for quick power up */ - snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x01c1); - break; - case SND_SOC_BIAS_STANDBY: - /* mute dac and set vmid to 500k, enable VREF */ - snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x0141); - break; - case SND_SOC_BIAS_OFF: - snd_soc_write(codec, WM8753_PWR1, 0x0001); - break; - } - codec->dapm.bias_level = level; - return 0; -} - -#define WM8753_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ - SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\ - SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\ - SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000) - -#define WM8753_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ - SNDRV_PCM_FMTBIT_S24_LE) - -/* - * The WM8753 supports up to 4 different and mutually exclusive DAI - * configurations. This gives 2 PCM's available for use, hifi and voice. - * NOTE: The Voice PCM cannot play or capture audio to the CPU as it's DAI - * is connected between the wm8753 and a BT codec or GSM modem. - * - * 1. Voice over PCM DAI - HIFI DAC over HIFI DAI - * 2. Voice over HIFI DAI - HIFI disabled - * 3. Voice disabled - HIFI over HIFI - * 4. Voice disabled - HIFI over HIFI, uses voice DAI LRC for capture - */ -static const struct snd_soc_dai_ops wm8753_dai_ops_hifi_mode = { - .hw_params = wm8753_i2s_hw_params, - .digital_mute = wm8753_mute, - .set_fmt = wm8753_hifi_set_dai_fmt, - .set_clkdiv = wm8753_set_dai_clkdiv, - .set_pll = wm8753_set_dai_pll, - .set_sysclk = wm8753_set_dai_sysclk, -}; - -static const struct snd_soc_dai_ops wm8753_dai_ops_voice_mode = { - .hw_params = wm8753_pcm_hw_params, - .digital_mute = wm8753_mute, - .set_fmt = wm8753_voice_set_dai_fmt, - .set_clkdiv = wm8753_set_dai_clkdiv, - .set_pll = wm8753_set_dai_pll, - .set_sysclk = wm8753_set_dai_sysclk, -}; - -static struct snd_soc_dai_driver wm8753_dai[] = { -/* DAI HiFi mode 1 */ -{ .name = "wm8753-hifi", - .playback = { - .stream_name = "HiFi Playback", - .channels_min = 1, - .channels_max = 2, - .rates = WM8753_RATES, - .formats = WM8753_FORMATS - }, - .capture = { /* dummy for fast DAI switching */ - .stream_name = "Capture", - .channels_min = 1, - .channels_max = 2, - .rates = WM8753_RATES, - .formats = WM8753_FORMATS - }, - .ops = &wm8753_dai_ops_hifi_mode, -}, -/* DAI Voice mode 1 */ -{ .name = "wm8753-voice", - .playback = { - .stream_name = "Voice Playback", - .channels_min = 1, - .channels_max = 1, - .rates = WM8753_RATES, - .formats = WM8753_FORMATS, - }, - .capture = { - .stream_name = "Capture", - .channels_min = 1, - .channels_max = 2, - .rates = WM8753_RATES, - .formats = WM8753_FORMATS, - }, - .ops = &wm8753_dai_ops_voice_mode, -}, -}; - -static void wm8753_work(struct work_struct *work) -{ - struct snd_soc_dapm_context *dapm = - container_of(work, struct snd_soc_dapm_context, - delayed_work.work); - struct snd_soc_codec *codec = dapm->codec; - wm8753_set_bias_level(codec, dapm->bias_level); -} - -static int wm8753_suspend(struct snd_soc_codec *codec) -{ - wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF); - codec->cache_sync = 1; - return 0; -} - -static int wm8753_resume(struct snd_soc_codec *codec) -{ - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - - regcache_sync(wm8753->regmap); - - wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - - /* charge wm8753 caps */ - if (codec->dapm.suspend_bias_level == SND_SOC_BIAS_ON) { - wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE); - codec->dapm.bias_level = SND_SOC_BIAS_ON; - schedule_delayed_work(&codec->dapm.delayed_work, - msecs_to_jiffies(caps_charge)); - } - - return 0; -} - -static int wm8753_probe(struct snd_soc_codec *codec) -{ - struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); - int ret; - - INIT_DELAYED_WORK(&codec->dapm.delayed_work, wm8753_work); - - codec->control_data = wm8753->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; - } - - ret = wm8753_reset(codec); - if (ret < 0) { - dev_err(codec->dev, "Failed to issue reset: %d\n", ret); - return ret; - } - - wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - wm8753->dai_func = 0; - - /* charge output caps */ - wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE); - schedule_delayed_work(&codec->dapm.delayed_work, - msecs_to_jiffies(caps_charge)); - - /* set the update bits */ - snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_LADC, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_RADC, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_LOUT1V, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_ROUT1V, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_LOUT2V, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_ROUT2V, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_LINVOL, 0x0100, 0x0100); - snd_soc_update_bits(codec, WM8753_RINVOL, 0x0100, 0x0100); - - return 0; -} - -/* power down chip */ -static int wm8753_remove(struct snd_soc_codec *codec) -{ - flush_delayed_work_sync(&codec->dapm.delayed_work); - wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF); - - return 0; -} - -static struct snd_soc_codec_driver soc_codec_dev_wm8753 = { - .probe = wm8753_probe, - .remove = wm8753_remove, - .suspend = wm8753_suspend, - .resume = wm8753_resume, - .set_bias_level = wm8753_set_bias_level, - - .controls = wm8753_snd_controls, - .num_controls = ARRAY_SIZE(wm8753_snd_controls), - .dapm_widgets = wm8753_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(wm8753_dapm_widgets), - .dapm_routes = wm8753_dapm_routes, - .num_dapm_routes = ARRAY_SIZE(wm8753_dapm_routes), -}; - -static const struct of_device_id wm8753_of_match[] = { - { .compatible = "wlf,wm8753", }, - { } -}; -MODULE_DEVICE_TABLE(of, wm8753_of_match); - -static const struct regmap_config wm8753_regmap = { - .reg_bits = 7, - .val_bits = 9, - - .max_register = WM8753_ADCTL2, - .writeable_reg = wm8753_writeable, - .volatile_reg = wm8753_volatile, - - .cache_type = REGCACHE_RBTREE, - .reg_defaults = wm8753_reg_defaults, - .num_reg_defaults = ARRAY_SIZE(wm8753_reg_defaults), -}; - -#if defined(CONFIG_SPI_MASTER) -static int __devinit wm8753_spi_probe(struct spi_device *spi) -{ - struct wm8753_priv *wm8753; - int ret; - - wm8753 = devm_kzalloc(&spi->dev, sizeof(struct wm8753_priv), - GFP_KERNEL); - if (wm8753 == NULL) - return -ENOMEM; - - spi_set_drvdata(spi, wm8753); - - wm8753->regmap = regmap_init_spi(spi, &wm8753_regmap); - if (IS_ERR(wm8753->regmap)) { - ret = PTR_ERR(wm8753->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_wm8753, - wm8753_dai, ARRAY_SIZE(wm8753_dai)); - if (ret != 0) { - dev_err(&spi->dev, "Failed to register CODEC: %d\n", ret); - goto err_regmap; - } - - return 0; - -err_regmap: - regmap_exit(wm8753->regmap); -err: - return ret; -} - -static int __devexit wm8753_spi_remove(struct spi_device *spi) -{ - struct wm8753_priv *wm8753 = spi_get_drvdata(spi); - - snd_soc_unregister_codec(&spi->dev); - regmap_exit(wm8753->regmap); - kfree(wm8753); - return 0; -} - -static struct spi_driver wm8753_spi_driver = { - .driver = { - .name = "wm8753", - .owner = THIS_MODULE, - .of_match_table = wm8753_of_match, - }, - .probe = wm8753_spi_probe, - .remove = __devexit_p(wm8753_spi_remove), -}; -#endif /* CONFIG_SPI_MASTER */ - -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) -static __devinit int wm8753_i2c_probe(struct i2c_client *i2c, - const struct i2c_device_id *id) -{ - struct wm8753_priv *wm8753; - int ret; - - wm8753 = devm_kzalloc(&i2c->dev, sizeof(struct wm8753_priv), - GFP_KERNEL); - if (wm8753 == NULL) - return -ENOMEM; - - i2c_set_clientdata(i2c, wm8753); - - wm8753->regmap = regmap_init_i2c(i2c, &wm8753_regmap); - if (IS_ERR(wm8753->regmap)) { - ret = PTR_ERR(wm8753->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_wm8753, - wm8753_dai, ARRAY_SIZE(wm8753_dai)); - if (ret != 0) { - dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret); - goto err_regmap; - } - - return 0; - -err_regmap: - regmap_exit(wm8753->regmap); -err: - return ret; -} - -static __devexit int wm8753_i2c_remove(struct i2c_client *client) -{ - struct wm8753_priv *wm8753 = i2c_get_clientdata(client); - - snd_soc_unregister_codec(&client->dev); - regmap_exit(wm8753->regmap); - return 0; -} - -static const struct i2c_device_id wm8753_i2c_id[] = { - { "wm8753", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, wm8753_i2c_id); - -static struct i2c_driver wm8753_i2c_driver = { - .driver = { - .name = "wm8753", - .owner = THIS_MODULE, - .of_match_table = wm8753_of_match, - }, - .probe = wm8753_i2c_probe, - .remove = __devexit_p(wm8753_i2c_remove), - .id_table = wm8753_i2c_id, -}; -#endif - -static int __init wm8753_modinit(void) -{ - int ret = 0; -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - ret = i2c_add_driver(&wm8753_i2c_driver); - if (ret != 0) { - printk(KERN_ERR "Failed to register wm8753 I2C driver: %d\n", - ret); - } -#endif -#if defined(CONFIG_SPI_MASTER) - ret = spi_register_driver(&wm8753_spi_driver); - if (ret != 0) { - printk(KERN_ERR "Failed to register wm8753 SPI driver: %d\n", - ret); - } -#endif - return ret; -} -module_init(wm8753_modinit); - -static void __exit wm8753_exit(void) -{ -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - i2c_del_driver(&wm8753_i2c_driver); -#endif -#if defined(CONFIG_SPI_MASTER) - spi_unregister_driver(&wm8753_spi_driver); -#endif -} -module_exit(wm8753_exit); - -MODULE_DESCRIPTION("ASoC WM8753 driver"); -MODULE_AUTHOR("Liam Girdwood"); -MODULE_LICENSE("GPL"); |