diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/codecs/wm8350.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/codecs/wm8350.c | 1697 |
1 files changed, 0 insertions, 1697 deletions
diff --git a/ANDROID_3.4.5/sound/soc/codecs/wm8350.c b/ANDROID_3.4.5/sound/soc/codecs/wm8350.c deleted file mode 100644 index aa12c6b6..00000000 --- a/ANDROID_3.4.5/sound/soc/codecs/wm8350.c +++ /dev/null @@ -1,1697 +0,0 @@ -/* - * wm8350.c -- WM8350 ALSA SoC audio driver - * - * Copyright (C) 2007, 2008 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 version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/pm.h> -#include <linux/platform_device.h> -#include <linux/mfd/wm8350/audio.h> -#include <linux/mfd/wm8350/core.h> -#include <linux/regulator/consumer.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 <trace/events/asoc.h> - -#include "wm8350.h" - -#define WM8350_OUTn_0dB 0x39 - -#define WM8350_RAMP_NONE 0 -#define WM8350_RAMP_UP 1 -#define WM8350_RAMP_DOWN 2 - -/* We only include the analogue supplies here; the digital supplies - * need to be available well before this driver can be probed. - */ -static const char *supply_names[] = { - "AVDD", - "HPVDD", -}; - -struct wm8350_output { - u16 active; - u16 left_vol; - u16 right_vol; - u16 ramp; - u16 mute; -}; - -struct wm8350_jack_data { - struct snd_soc_jack *jack; - struct delayed_work work; - int report; - int short_report; -}; - -struct wm8350_data { - struct wm8350 *wm8350; - struct wm8350_output out1; - struct wm8350_output out2; - struct wm8350_jack_data hpl; - struct wm8350_jack_data hpr; - struct wm8350_jack_data mic; - struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; - int fll_freq_out; - int fll_freq_in; -}; - -static unsigned int wm8350_codec_cache_read(struct snd_soc_codec *codec, - unsigned int reg) -{ - struct wm8350 *wm8350 = codec->control_data; - return wm8350->reg_cache[reg]; -} - -static unsigned int wm8350_codec_read(struct snd_soc_codec *codec, - unsigned int reg) -{ - struct wm8350 *wm8350 = codec->control_data; - return wm8350_reg_read(wm8350, reg); -} - -static int wm8350_codec_write(struct snd_soc_codec *codec, unsigned int reg, - unsigned int value) -{ - struct wm8350 *wm8350 = codec->control_data; - return wm8350_reg_write(wm8350, reg, value); -} - -/* - * Ramp OUT1 PGA volume to minimise pops at stream startup and shutdown. - */ -static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec) -{ - struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); - struct wm8350_output *out1 = &wm8350_data->out1; - struct wm8350 *wm8350 = codec->control_data; - int left_complete = 0, right_complete = 0; - u16 reg, val; - - /* left channel */ - reg = wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME); - val = (reg & WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; - - if (out1->ramp == WM8350_RAMP_UP) { - /* ramp step up */ - if (val < out1->left_vol) { - val++; - reg &= ~WM8350_OUT1L_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, - reg | (val << WM8350_OUT1L_VOL_SHIFT)); - } else - left_complete = 1; - } else if (out1->ramp == WM8350_RAMP_DOWN) { - /* ramp step down */ - if (val > 0) { - val--; - reg &= ~WM8350_OUT1L_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, - reg | (val << WM8350_OUT1L_VOL_SHIFT)); - } else - left_complete = 1; - } else - return 1; - - /* right channel */ - reg = wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME); - val = (reg & WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; - if (out1->ramp == WM8350_RAMP_UP) { - /* ramp step up */ - if (val < out1->right_vol) { - val++; - reg &= ~WM8350_OUT1R_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, - reg | (val << WM8350_OUT1R_VOL_SHIFT)); - } else - right_complete = 1; - } else if (out1->ramp == WM8350_RAMP_DOWN) { - /* ramp step down */ - if (val > 0) { - val--; - reg &= ~WM8350_OUT1R_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, - reg | (val << WM8350_OUT1R_VOL_SHIFT)); - } else - right_complete = 1; - } - - /* only hit the update bit if either volume has changed this step */ - if (!left_complete || !right_complete) - wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME, WM8350_OUT1_VU); - - return left_complete & right_complete; -} - -/* - * Ramp OUT2 PGA volume to minimise pops at stream startup and shutdown. - */ -static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec) -{ - struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); - struct wm8350_output *out2 = &wm8350_data->out2; - struct wm8350 *wm8350 = codec->control_data; - int left_complete = 0, right_complete = 0; - u16 reg, val; - - /* left channel */ - reg = wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME); - val = (reg & WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; - if (out2->ramp == WM8350_RAMP_UP) { - /* ramp step up */ - if (val < out2->left_vol) { - val++; - reg &= ~WM8350_OUT2L_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, - reg | (val << WM8350_OUT1L_VOL_SHIFT)); - } else - left_complete = 1; - } else if (out2->ramp == WM8350_RAMP_DOWN) { - /* ramp step down */ - if (val > 0) { - val--; - reg &= ~WM8350_OUT2L_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, - reg | (val << WM8350_OUT1L_VOL_SHIFT)); - } else - left_complete = 1; - } else - return 1; - - /* right channel */ - reg = wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME); - val = (reg & WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; - if (out2->ramp == WM8350_RAMP_UP) { - /* ramp step up */ - if (val < out2->right_vol) { - val++; - reg &= ~WM8350_OUT2R_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, - reg | (val << WM8350_OUT1R_VOL_SHIFT)); - } else - right_complete = 1; - } else if (out2->ramp == WM8350_RAMP_DOWN) { - /* ramp step down */ - if (val > 0) { - val--; - reg &= ~WM8350_OUT2R_VOL_MASK; - wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, - reg | (val << WM8350_OUT1R_VOL_SHIFT)); - } else - right_complete = 1; - } - - /* only hit the update bit if either volume has changed this step */ - if (!left_complete || !right_complete) - wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME, WM8350_OUT2_VU); - - return left_complete & right_complete; -} - -/* - * This work ramps both output PGAs at stream start/stop time to - * minimise pop associated with DAPM power switching. - * It's best to enable Zero Cross when ramping occurs to minimise any - * zipper noises. - */ -static void wm8350_pga_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; - struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); - struct wm8350_output *out1 = &wm8350_data->out1, - *out2 = &wm8350_data->out2; - int i, out1_complete, out2_complete; - - /* do we need to ramp at all ? */ - if (out1->ramp == WM8350_RAMP_NONE && out2->ramp == WM8350_RAMP_NONE) - return; - - /* PGA volumes have 6 bits of resolution to ramp */ - for (i = 0; i <= 63; i++) { - out1_complete = 1, out2_complete = 1; - if (out1->ramp != WM8350_RAMP_NONE) - out1_complete = wm8350_out1_ramp_step(codec); - if (out2->ramp != WM8350_RAMP_NONE) - out2_complete = wm8350_out2_ramp_step(codec); - - /* ramp finished ? */ - if (out1_complete && out2_complete) - break; - - /* we need to delay longer on the up ramp */ - if (out1->ramp == WM8350_RAMP_UP || - out2->ramp == WM8350_RAMP_UP) { - /* delay is longer over 0dB as increases are larger */ - if (i >= WM8350_OUTn_0dB) - schedule_timeout_interruptible(msecs_to_jiffies - (2)); - else - schedule_timeout_interruptible(msecs_to_jiffies - (1)); - } else - udelay(50); /* doesn't matter if we delay longer */ - } - - out1->ramp = WM8350_RAMP_NONE; - out2->ramp = WM8350_RAMP_NONE; -} - -/* - * WM8350 Controls - */ - -static int pga_event(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *kcontrol, int event) -{ - struct snd_soc_codec *codec = w->codec; - struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec); - struct wm8350_output *out; - - switch (w->shift) { - case 0: - case 1: - out = &wm8350_data->out1; - break; - case 2: - case 3: - out = &wm8350_data->out2; - break; - - default: - BUG(); - return -1; - } - - switch (event) { - case SND_SOC_DAPM_POST_PMU: - out->ramp = WM8350_RAMP_UP; - out->active = 1; - - if (!delayed_work_pending(&codec->dapm.delayed_work)) - schedule_delayed_work(&codec->dapm.delayed_work, - msecs_to_jiffies(1)); - break; - - case SND_SOC_DAPM_PRE_PMD: - out->ramp = WM8350_RAMP_DOWN; - out->active = 0; - - if (!delayed_work_pending(&codec->dapm.delayed_work)) - schedule_delayed_work(&codec->dapm.delayed_work, - msecs_to_jiffies(1)); - break; - } - - return 0; -} - -static int wm8350_put_volsw_2r_vu(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec); - struct wm8350_output *out = NULL; - struct soc_mixer_control *mc = - (struct soc_mixer_control *)kcontrol->private_value; - int ret; - unsigned int reg = mc->reg; - u16 val; - - /* For OUT1 and OUT2 we shadow the values and only actually write - * them out when active in order to ensure the amplifier comes on - * as quietly as possible. */ - switch (reg) { - case WM8350_LOUT1_VOLUME: - out = &wm8350_priv->out1; - break; - case WM8350_LOUT2_VOLUME: - out = &wm8350_priv->out2; - break; - default: - break; - } - - if (out) { - out->left_vol = ucontrol->value.integer.value[0]; - out->right_vol = ucontrol->value.integer.value[1]; - if (!out->active) - return 1; - } - - ret = snd_soc_put_volsw(kcontrol, ucontrol); - if (ret < 0) - return ret; - - /* now hit the volume update bits (always bit 8) */ - val = wm8350_codec_read(codec, reg); - wm8350_codec_write(codec, reg, val | WM8350_OUT1_VU); - return 1; -} - -static int wm8350_get_volsw_2r(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec); - struct wm8350_output *out1 = &wm8350_priv->out1; - struct wm8350_output *out2 = &wm8350_priv->out2; - struct soc_mixer_control *mc = - (struct soc_mixer_control *)kcontrol->private_value; - unsigned int reg = mc->reg; - - /* If these are cached registers use the cache */ - switch (reg) { - case WM8350_LOUT1_VOLUME: - ucontrol->value.integer.value[0] = out1->left_vol; - ucontrol->value.integer.value[1] = out1->right_vol; - return 0; - - case WM8350_LOUT2_VOLUME: - ucontrol->value.integer.value[0] = out2->left_vol; - ucontrol->value.integer.value[1] = out2->right_vol; - return 0; - - default: - break; - } - - return snd_soc_get_volsw(kcontrol, ucontrol); -} - -static const char *wm8350_deemp[] = { "None", "32kHz", "44.1kHz", "48kHz" }; -static const char *wm8350_pol[] = { "Normal", "Inv R", "Inv L", "Inv L & R" }; -static const char *wm8350_dacmutem[] = { "Normal", "Soft" }; -static const char *wm8350_dacmutes[] = { "Fast", "Slow" }; -static const char *wm8350_adcfilter[] = { "None", "High Pass" }; -static const char *wm8350_adchp[] = { "44.1kHz", "8kHz", "16kHz", "32kHz" }; -static const char *wm8350_lr[] = { "Left", "Right" }; - -static const struct soc_enum wm8350_enum[] = { - SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 4, 4, wm8350_deemp), - SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 0, 4, wm8350_pol), - SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 14, 2, wm8350_dacmutem), - SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 13, 2, wm8350_dacmutes), - SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 15, 2, wm8350_adcfilter), - SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 8, 4, wm8350_adchp), - SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 0, 4, wm8350_pol), - SOC_ENUM_SINGLE(WM8350_INPUT_MIXER_VOLUME, 15, 2, wm8350_lr), -}; - -static DECLARE_TLV_DB_SCALE(pre_amp_tlv, -1200, 3525, 0); -static DECLARE_TLV_DB_SCALE(out_pga_tlv, -5700, 600, 0); -static DECLARE_TLV_DB_SCALE(dac_pcm_tlv, -7163, 36, 1); -static DECLARE_TLV_DB_SCALE(adc_pcm_tlv, -12700, 50, 1); -static DECLARE_TLV_DB_SCALE(out_mix_tlv, -1500, 300, 1); - -static const unsigned int capture_sd_tlv[] = { - TLV_DB_RANGE_HEAD(2), - 0, 12, TLV_DB_SCALE_ITEM(-3600, 300, 1), - 13, 15, TLV_DB_SCALE_ITEM(0, 0, 0), -}; - -static const struct snd_kcontrol_new wm8350_snd_controls[] = { - SOC_ENUM("Playback Deemphasis", wm8350_enum[0]), - SOC_ENUM("Playback DAC Inversion", wm8350_enum[1]), - SOC_DOUBLE_R_EXT_TLV("Playback PCM Volume", - WM8350_DAC_DIGITAL_VOLUME_L, - WM8350_DAC_DIGITAL_VOLUME_R, - 0, 255, 0, wm8350_get_volsw_2r, - wm8350_put_volsw_2r_vu, dac_pcm_tlv), - SOC_ENUM("Playback PCM Mute Function", wm8350_enum[2]), - SOC_ENUM("Playback PCM Mute Speed", wm8350_enum[3]), - SOC_ENUM("Capture PCM Filter", wm8350_enum[4]), - SOC_ENUM("Capture PCM HP Filter", wm8350_enum[5]), - SOC_ENUM("Capture ADC Inversion", wm8350_enum[6]), - SOC_DOUBLE_R_EXT_TLV("Capture PCM Volume", - WM8350_ADC_DIGITAL_VOLUME_L, - WM8350_ADC_DIGITAL_VOLUME_R, - 0, 255, 0, wm8350_get_volsw_2r, - wm8350_put_volsw_2r_vu, adc_pcm_tlv), - SOC_DOUBLE_TLV("Capture Sidetone Volume", - WM8350_ADC_DIVIDER, - 8, 4, 15, 1, capture_sd_tlv), - SOC_DOUBLE_R_EXT_TLV("Capture Volume", - WM8350_LEFT_INPUT_VOLUME, - WM8350_RIGHT_INPUT_VOLUME, - 2, 63, 0, wm8350_get_volsw_2r, - wm8350_put_volsw_2r_vu, pre_amp_tlv), - SOC_DOUBLE_R("Capture ZC Switch", - WM8350_LEFT_INPUT_VOLUME, - WM8350_RIGHT_INPUT_VOLUME, 13, 1, 0), - SOC_SINGLE_TLV("Left Input Left Sidetone Volume", - WM8350_OUTPUT_LEFT_MIXER_VOLUME, 1, 7, 0, out_mix_tlv), - SOC_SINGLE_TLV("Left Input Right Sidetone Volume", - WM8350_OUTPUT_LEFT_MIXER_VOLUME, - 5, 7, 0, out_mix_tlv), - SOC_SINGLE_TLV("Left Input Bypass Volume", - WM8350_OUTPUT_LEFT_MIXER_VOLUME, - 9, 7, 0, out_mix_tlv), - SOC_SINGLE_TLV("Right Input Left Sidetone Volume", - WM8350_OUTPUT_RIGHT_MIXER_VOLUME, - 1, 7, 0, out_mix_tlv), - SOC_SINGLE_TLV("Right Input Right Sidetone Volume", - WM8350_OUTPUT_RIGHT_MIXER_VOLUME, - 5, 7, 0, out_mix_tlv), - SOC_SINGLE_TLV("Right Input Bypass Volume", - WM8350_OUTPUT_RIGHT_MIXER_VOLUME, - 13, 7, 0, out_mix_tlv), - SOC_SINGLE("Left Input Mixer +20dB Switch", - WM8350_INPUT_MIXER_VOLUME_L, 0, 1, 0), - SOC_SINGLE("Right Input Mixer +20dB Switch", - WM8350_INPUT_MIXER_VOLUME_R, 0, 1, 0), - SOC_SINGLE_TLV("Out4 Capture Volume", - WM8350_INPUT_MIXER_VOLUME, - 1, 7, 0, out_mix_tlv), - SOC_DOUBLE_R_EXT_TLV("Out1 Playback Volume", - WM8350_LOUT1_VOLUME, - WM8350_ROUT1_VOLUME, - 2, 63, 0, wm8350_get_volsw_2r, - wm8350_put_volsw_2r_vu, out_pga_tlv), - SOC_DOUBLE_R("Out1 Playback ZC Switch", - WM8350_LOUT1_VOLUME, - WM8350_ROUT1_VOLUME, 13, 1, 0), - SOC_DOUBLE_R_EXT_TLV("Out2 Playback Volume", - WM8350_LOUT2_VOLUME, - WM8350_ROUT2_VOLUME, - 2, 63, 0, wm8350_get_volsw_2r, - wm8350_put_volsw_2r_vu, out_pga_tlv), - SOC_DOUBLE_R("Out2 Playback ZC Switch", WM8350_LOUT2_VOLUME, - WM8350_ROUT2_VOLUME, 13, 1, 0), - SOC_SINGLE("Out2 Right Invert Switch", WM8350_ROUT2_VOLUME, 10, 1, 0), - SOC_SINGLE_TLV("Out2 Beep Volume", WM8350_BEEP_VOLUME, - 5, 7, 0, out_mix_tlv), - - SOC_DOUBLE_R("Out1 Playback Switch", - WM8350_LOUT1_VOLUME, - WM8350_ROUT1_VOLUME, - 14, 1, 1), - SOC_DOUBLE_R("Out2 Playback Switch", - WM8350_LOUT2_VOLUME, - WM8350_ROUT2_VOLUME, - 14, 1, 1), -}; - -/* - * DAPM Controls - */ - -/* Left Playback Mixer */ -static const struct snd_kcontrol_new wm8350_left_play_mixer_controls[] = { - SOC_DAPM_SINGLE("Playback Switch", - WM8350_LEFT_MIXER_CONTROL, 11, 1, 0), - SOC_DAPM_SINGLE("Left Bypass Switch", - WM8350_LEFT_MIXER_CONTROL, 2, 1, 0), - SOC_DAPM_SINGLE("Right Playback Switch", - WM8350_LEFT_MIXER_CONTROL, 12, 1, 0), - SOC_DAPM_SINGLE("Left Sidetone Switch", - WM8350_LEFT_MIXER_CONTROL, 0, 1, 0), - SOC_DAPM_SINGLE("Right Sidetone Switch", - WM8350_LEFT_MIXER_CONTROL, 1, 1, 0), -}; - -/* Right Playback Mixer */ -static const struct snd_kcontrol_new wm8350_right_play_mixer_controls[] = { - SOC_DAPM_SINGLE("Playback Switch", - WM8350_RIGHT_MIXER_CONTROL, 12, 1, 0), - SOC_DAPM_SINGLE("Right Bypass Switch", - WM8350_RIGHT_MIXER_CONTROL, 3, 1, 0), - SOC_DAPM_SINGLE("Left Playback Switch", - WM8350_RIGHT_MIXER_CONTROL, 11, 1, 0), - SOC_DAPM_SINGLE("Left Sidetone Switch", - WM8350_RIGHT_MIXER_CONTROL, 0, 1, 0), - SOC_DAPM_SINGLE("Right Sidetone Switch", - WM8350_RIGHT_MIXER_CONTROL, 1, 1, 0), -}; - -/* Out4 Mixer */ -static const struct snd_kcontrol_new wm8350_out4_mixer_controls[] = { - SOC_DAPM_SINGLE("Right Playback Switch", - WM8350_OUT4_MIXER_CONTROL, 12, 1, 0), - SOC_DAPM_SINGLE("Left Playback Switch", - WM8350_OUT4_MIXER_CONTROL, 11, 1, 0), - SOC_DAPM_SINGLE("Right Capture Switch", - WM8350_OUT4_MIXER_CONTROL, 9, 1, 0), - SOC_DAPM_SINGLE("Out3 Playback Switch", - WM8350_OUT4_MIXER_CONTROL, 2, 1, 0), - SOC_DAPM_SINGLE("Right Mixer Switch", - WM8350_OUT4_MIXER_CONTROL, 1, 1, 0), - SOC_DAPM_SINGLE("Left Mixer Switch", - WM8350_OUT4_MIXER_CONTROL, 0, 1, 0), -}; - -/* Out3 Mixer */ -static const struct snd_kcontrol_new wm8350_out3_mixer_controls[] = { - SOC_DAPM_SINGLE("Left Playback Switch", - WM8350_OUT3_MIXER_CONTROL, 11, 1, 0), - SOC_DAPM_SINGLE("Left Capture Switch", - WM8350_OUT3_MIXER_CONTROL, 8, 1, 0), - SOC_DAPM_SINGLE("Out4 Playback Switch", - WM8350_OUT3_MIXER_CONTROL, 3, 1, 0), - SOC_DAPM_SINGLE("Left Mixer Switch", - WM8350_OUT3_MIXER_CONTROL, 0, 1, 0), -}; - -/* Left Input Mixer */ -static const struct snd_kcontrol_new wm8350_left_capt_mixer_controls[] = { - SOC_DAPM_SINGLE_TLV("L2 Capture Volume", - WM8350_INPUT_MIXER_VOLUME_L, 1, 7, 0, out_mix_tlv), - SOC_DAPM_SINGLE_TLV("L3 Capture Volume", - WM8350_INPUT_MIXER_VOLUME_L, 9, 7, 0, out_mix_tlv), - SOC_DAPM_SINGLE("PGA Capture Switch", - WM8350_LEFT_INPUT_VOLUME, 14, 1, 1), -}; - -/* Right Input Mixer */ -static const struct snd_kcontrol_new wm8350_right_capt_mixer_controls[] = { - SOC_DAPM_SINGLE_TLV("L2 Capture Volume", - WM8350_INPUT_MIXER_VOLUME_R, 5, 7, 0, out_mix_tlv), - SOC_DAPM_SINGLE_TLV("L3 Capture Volume", - WM8350_INPUT_MIXER_VOLUME_R, 13, 7, 0, out_mix_tlv), - SOC_DAPM_SINGLE("PGA Capture Switch", - WM8350_RIGHT_INPUT_VOLUME, 14, 1, 1), -}; - -/* Left Mic Mixer */ -static const struct snd_kcontrol_new wm8350_left_mic_mixer_controls[] = { - SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 1, 1, 0), - SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 0, 1, 0), - SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 2, 1, 0), -}; - -/* Right Mic Mixer */ -static const struct snd_kcontrol_new wm8350_right_mic_mixer_controls[] = { - SOC_DAPM_SINGLE("INN Capture Switch", WM8350_INPUT_CONTROL, 9, 1, 0), - SOC_DAPM_SINGLE("INP Capture Switch", WM8350_INPUT_CONTROL, 8, 1, 0), - SOC_DAPM_SINGLE("IN2 Capture Switch", WM8350_INPUT_CONTROL, 10, 1, 0), -}; - -/* Beep Switch */ -static const struct snd_kcontrol_new wm8350_beep_switch_controls = -SOC_DAPM_SINGLE("Switch", WM8350_BEEP_VOLUME, 15, 1, 1); - -/* Out4 Capture Mux */ -static const struct snd_kcontrol_new wm8350_out4_capture_controls = -SOC_DAPM_ENUM("Route", wm8350_enum[7]); - -static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = { - - SND_SOC_DAPM_PGA("IN3R PGA", WM8350_POWER_MGMT_2, 11, 0, NULL, 0), - SND_SOC_DAPM_PGA("IN3L PGA", WM8350_POWER_MGMT_2, 10, 0, NULL, 0), - SND_SOC_DAPM_PGA_E("Right Out2 PGA", WM8350_POWER_MGMT_3, 3, 0, NULL, - 0, pga_event, - SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), - SND_SOC_DAPM_PGA_E("Left Out2 PGA", WM8350_POWER_MGMT_3, 2, 0, NULL, 0, - pga_event, - SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), - SND_SOC_DAPM_PGA_E("Right Out1 PGA", WM8350_POWER_MGMT_3, 1, 0, NULL, - 0, pga_event, - SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), - SND_SOC_DAPM_PGA_E("Left Out1 PGA", WM8350_POWER_MGMT_3, 0, 0, NULL, 0, - pga_event, - SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), - - SND_SOC_DAPM_MIXER("Right Capture Mixer", WM8350_POWER_MGMT_2, - 7, 0, &wm8350_right_capt_mixer_controls[0], - ARRAY_SIZE(wm8350_right_capt_mixer_controls)), - - SND_SOC_DAPM_MIXER("Left Capture Mixer", WM8350_POWER_MGMT_2, - 6, 0, &wm8350_left_capt_mixer_controls[0], - ARRAY_SIZE(wm8350_left_capt_mixer_controls)), - - SND_SOC_DAPM_MIXER("Out4 Mixer", WM8350_POWER_MGMT_2, 5, 0, - &wm8350_out4_mixer_controls[0], - ARRAY_SIZE(wm8350_out4_mixer_controls)), - - SND_SOC_DAPM_MIXER("Out3 Mixer", WM8350_POWER_MGMT_2, 4, 0, - &wm8350_out3_mixer_controls[0], - ARRAY_SIZE(wm8350_out3_mixer_controls)), - - SND_SOC_DAPM_MIXER("Right Playback Mixer", WM8350_POWER_MGMT_2, 1, 0, - &wm8350_right_play_mixer_controls[0], - ARRAY_SIZE(wm8350_right_play_mixer_controls)), - - SND_SOC_DAPM_MIXER("Left Playback Mixer", WM8350_POWER_MGMT_2, 0, 0, - &wm8350_left_play_mixer_controls[0], - ARRAY_SIZE(wm8350_left_play_mixer_controls)), - - SND_SOC_DAPM_MIXER("Left Mic Mixer", WM8350_POWER_MGMT_2, 8, 0, - &wm8350_left_mic_mixer_controls[0], - ARRAY_SIZE(wm8350_left_mic_mixer_controls)), - - SND_SOC_DAPM_MIXER("Right Mic Mixer", WM8350_POWER_MGMT_2, 9, 0, - &wm8350_right_mic_mixer_controls[0], - ARRAY_SIZE(wm8350_right_mic_mixer_controls)), - - /* virtual mixer for Beep and Out2R */ - SND_SOC_DAPM_MIXER("Out2 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), - - SND_SOC_DAPM_SWITCH("Beep", WM8350_POWER_MGMT_3, 7, 0, - &wm8350_beep_switch_controls), - - SND_SOC_DAPM_ADC("Right ADC", "Right Capture", - WM8350_POWER_MGMT_4, 3, 0), - SND_SOC_DAPM_ADC("Left ADC", "Left Capture", - WM8350_POWER_MGMT_4, 2, 0), - SND_SOC_DAPM_DAC("Right DAC", "Right Playback", - WM8350_POWER_MGMT_4, 5, 0), - SND_SOC_DAPM_DAC("Left DAC", "Left Playback", - WM8350_POWER_MGMT_4, 4, 0), - - SND_SOC_DAPM_MICBIAS("Mic Bias", WM8350_POWER_MGMT_1, 4, 0), - - SND_SOC_DAPM_MUX("Out4 Capture Channel", SND_SOC_NOPM, 0, 0, - &wm8350_out4_capture_controls), - - SND_SOC_DAPM_OUTPUT("OUT1R"), - SND_SOC_DAPM_OUTPUT("OUT1L"), - SND_SOC_DAPM_OUTPUT("OUT2R"), - SND_SOC_DAPM_OUTPUT("OUT2L"), - SND_SOC_DAPM_OUTPUT("OUT3"), - SND_SOC_DAPM_OUTPUT("OUT4"), - - SND_SOC_DAPM_INPUT("IN1RN"), - SND_SOC_DAPM_INPUT("IN1RP"), - SND_SOC_DAPM_INPUT("IN2R"), - SND_SOC_DAPM_INPUT("IN1LP"), - SND_SOC_DAPM_INPUT("IN1LN"), - SND_SOC_DAPM_INPUT("IN2L"), - SND_SOC_DAPM_INPUT("IN3R"), - SND_SOC_DAPM_INPUT("IN3L"), -}; - -static const struct snd_soc_dapm_route wm8350_dapm_routes[] = { - - /* left playback mixer */ - {"Left Playback Mixer", "Playback Switch", "Left DAC"}, - {"Left Playback Mixer", "Left Bypass Switch", "IN3L PGA"}, - {"Left Playback Mixer", "Right Playback Switch", "Right DAC"}, - {"Left Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"}, - {"Left Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"}, - - /* right playback mixer */ - {"Right Playback Mixer", "Playback Switch", "Right DAC"}, - {"Right Playback Mixer", "Right Bypass Switch", "IN3R PGA"}, - {"Right Playback Mixer", "Left Playback Switch", "Left DAC"}, - {"Right Playback Mixer", "Left Sidetone Switch", "Left Mic Mixer"}, - {"Right Playback Mixer", "Right Sidetone Switch", "Right Mic Mixer"}, - - /* out4 playback mixer */ - {"Out4 Mixer", "Right Playback Switch", "Right DAC"}, - {"Out4 Mixer", "Left Playback Switch", "Left DAC"}, - {"Out4 Mixer", "Right Capture Switch", "Right Capture Mixer"}, - {"Out4 Mixer", "Out3 Playback Switch", "Out3 Mixer"}, - {"Out4 Mixer", "Right Mixer Switch", "Right Playback Mixer"}, - {"Out4 Mixer", "Left Mixer Switch", "Left Playback Mixer"}, - {"OUT4", NULL, "Out4 Mixer"}, - - /* out3 playback mixer */ - {"Out3 Mixer", "Left Playback Switch", "Left DAC"}, - {"Out3 Mixer", "Left Capture Switch", "Left Capture Mixer"}, - {"Out3 Mixer", "Left Mixer Switch", "Left Playback Mixer"}, - {"Out3 Mixer", "Out4 Playback Switch", "Out4 Mixer"}, - {"OUT3", NULL, "Out3 Mixer"}, - - /* out2 */ - {"Right Out2 PGA", NULL, "Right Playback Mixer"}, - {"Left Out2 PGA", NULL, "Left Playback Mixer"}, - {"OUT2L", NULL, "Left Out2 PGA"}, - {"OUT2R", NULL, "Right Out2 PGA"}, - - /* out1 */ - {"Right Out1 PGA", NULL, "Right Playback Mixer"}, - {"Left Out1 PGA", NULL, "Left Playback Mixer"}, - {"OUT1L", NULL, "Left Out1 PGA"}, - {"OUT1R", NULL, "Right Out1 PGA"}, - - /* ADCs */ - {"Left ADC", NULL, "Left Capture Mixer"}, - {"Right ADC", NULL, "Right Capture Mixer"}, - - /* Left capture mixer */ - {"Left Capture Mixer", "L2 Capture Volume", "IN2L"}, - {"Left Capture Mixer", "L3 Capture Volume", "IN3L PGA"}, - {"Left Capture Mixer", "PGA Capture Switch", "Left Mic Mixer"}, - {"Left Capture Mixer", NULL, "Out4 Capture Channel"}, - - /* Right capture mixer */ - {"Right Capture Mixer", "L2 Capture Volume", "IN2R"}, - {"Right Capture Mixer", "L3 Capture Volume", "IN3R PGA"}, - {"Right Capture Mixer", "PGA Capture Switch", "Right Mic Mixer"}, - {"Right Capture Mixer", NULL, "Out4 Capture Channel"}, - - /* L3 Inputs */ - {"IN3L PGA", NULL, "IN3L"}, - {"IN3R PGA", NULL, "IN3R"}, - - /* Left Mic mixer */ - {"Left Mic Mixer", "INN Capture Switch", "IN1LN"}, - {"Left Mic Mixer", "INP Capture Switch", "IN1LP"}, - {"Left Mic Mixer", "IN2 Capture Switch", "IN2L"}, - - /* Right Mic mixer */ - {"Right Mic Mixer", "INN Capture Switch", "IN1RN"}, - {"Right Mic Mixer", "INP Capture Switch", "IN1RP"}, - {"Right Mic Mixer", "IN2 Capture Switch", "IN2R"}, - - /* out 4 capture */ - {"Out4 Capture Channel", NULL, "Out4 Mixer"}, - - /* Beep */ - {"Beep", NULL, "IN3R PGA"}, -}; - -static int wm8350_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 wm8350 *wm8350 = codec->control_data; - u16 fll_4; - - switch (clk_id) { - case WM8350_MCLK_SEL_MCLK: - wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_1, - WM8350_MCLK_SEL); - break; - case WM8350_MCLK_SEL_PLL_MCLK: - case WM8350_MCLK_SEL_PLL_DAC: - case WM8350_MCLK_SEL_PLL_ADC: - case WM8350_MCLK_SEL_PLL_32K: - wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_1, - WM8350_MCLK_SEL); - fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) & - ~WM8350_FLL_CLK_SRC_MASK; - wm8350_codec_write(codec, WM8350_FLL_CONTROL_4, fll_4 | clk_id); - break; - } - - /* MCLK direction */ - if (dir == SND_SOC_CLOCK_OUT) - wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_2, - WM8350_MCLK_DIR); - else - wm8350_clear_bits(wm8350, WM8350_CLOCK_CONTROL_2, - WM8350_MCLK_DIR); - - return 0; -} - -static int wm8350_set_clkdiv(struct snd_soc_dai *codec_dai, int div_id, int div) -{ - struct snd_soc_codec *codec = codec_dai->codec; - u16 val; - - switch (div_id) { - case WM8350_ADC_CLKDIV: - val = wm8350_codec_read(codec, WM8350_ADC_DIVIDER) & - ~WM8350_ADC_CLKDIV_MASK; - wm8350_codec_write(codec, WM8350_ADC_DIVIDER, val | div); - break; - case WM8350_DAC_CLKDIV: - val = wm8350_codec_read(codec, WM8350_DAC_CLOCK_CONTROL) & - ~WM8350_DAC_CLKDIV_MASK; - wm8350_codec_write(codec, WM8350_DAC_CLOCK_CONTROL, val | div); - break; - case WM8350_BCLK_CLKDIV: - val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) & - ~WM8350_BCLK_DIV_MASK; - wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div); - break; - case WM8350_OPCLK_CLKDIV: - val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) & - ~WM8350_OPCLK_DIV_MASK; - wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div); - break; - case WM8350_SYS_CLKDIV: - val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) & - ~WM8350_MCLK_DIV_MASK; - wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div); - break; - case WM8350_DACLR_CLKDIV: - val = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) & - ~WM8350_DACLRC_RATE_MASK; - wm8350_codec_write(codec, WM8350_DAC_LR_RATE, val | div); - break; - case WM8350_ADCLR_CLKDIV: - val = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) & - ~WM8350_ADCLRC_RATE_MASK; - wm8350_codec_write(codec, WM8350_ADC_LR_RATE, val | div); - break; - default: - return -EINVAL; - } - - return 0; -} - -static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) -{ - struct snd_soc_codec *codec = codec_dai->codec; - u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) & - ~(WM8350_AIF_BCLK_INV | WM8350_AIF_LRCLK_INV | WM8350_AIF_FMT_MASK); - u16 master = wm8350_codec_read(codec, WM8350_AI_DAC_CONTROL) & - ~WM8350_BCLK_MSTR; - u16 dac_lrc = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) & - ~WM8350_DACLRC_ENA; - u16 adc_lrc = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) & - ~WM8350_ADCLRC_ENA; - - /* set master/slave audio interface */ - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: - master |= WM8350_BCLK_MSTR; - dac_lrc |= WM8350_DACLRC_ENA; - adc_lrc |= WM8350_ADCLRC_ENA; - break; - case SND_SOC_DAIFMT_CBS_CFS: - break; - default: - return -EINVAL; - } - - /* interface format */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - iface |= 0x2 << 8; - break; - case SND_SOC_DAIFMT_RIGHT_J: - break; - case SND_SOC_DAIFMT_LEFT_J: - iface |= 0x1 << 8; - break; - case SND_SOC_DAIFMT_DSP_A: - iface |= 0x3 << 8; - break; - case SND_SOC_DAIFMT_DSP_B: - iface |= 0x3 << 8 | WM8350_AIF_LRCLK_INV; - break; - default: - return -EINVAL; - } - - /* clock inversion */ - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - break; - case SND_SOC_DAIFMT_IB_IF: - iface |= WM8350_AIF_LRCLK_INV | WM8350_AIF_BCLK_INV; - break; - case SND_SOC_DAIFMT_IB_NF: - iface |= WM8350_AIF_BCLK_INV; - break; - case SND_SOC_DAIFMT_NB_IF: - iface |= WM8350_AIF_LRCLK_INV; - break; - default: - return -EINVAL; - } - - wm8350_codec_write(codec, WM8350_AI_FORMATING, iface); - wm8350_codec_write(codec, WM8350_AI_DAC_CONTROL, master); - wm8350_codec_write(codec, WM8350_DAC_LR_RATE, dac_lrc); - wm8350_codec_write(codec, WM8350_ADC_LR_RATE, adc_lrc); - return 0; -} - -static int wm8350_pcm_trigger(struct snd_pcm_substream *substream, - int cmd, struct snd_soc_dai *codec_dai) -{ - struct snd_soc_codec *codec = codec_dai->codec; - int master = wm8350_codec_cache_read(codec, WM8350_AI_DAC_CONTROL) & - WM8350_BCLK_MSTR; - int enabled = 0; - - /* Check that the DACs or ADCs are enabled since they are - * required for LRC in master mode. The DACs or ADCs need a - * valid audio path i.e. pin -> ADC or DAC -> pin before - * the LRC will be enabled in master mode. */ - if (!master || cmd != SNDRV_PCM_TRIGGER_START) - return 0; - - if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { - enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) & - (WM8350_ADCR_ENA | WM8350_ADCL_ENA); - } else { - enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) & - (WM8350_DACR_ENA | WM8350_DACL_ENA); - } - - if (!enabled) { - dev_err(codec->dev, - "%s: invalid audio path - no clocks available\n", - __func__); - return -EINVAL; - } - return 0; -} - -static int wm8350_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *codec_dai) -{ - struct snd_soc_codec *codec = codec_dai->codec; - struct wm8350 *wm8350 = codec->control_data; - u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) & - ~WM8350_AIF_WL_MASK; - - /* bit size */ - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: - break; - case SNDRV_PCM_FORMAT_S20_3LE: - iface |= 0x1 << 10; - break; - case SNDRV_PCM_FORMAT_S24_LE: - iface |= 0x2 << 10; - break; - case SNDRV_PCM_FORMAT_S32_LE: - iface |= 0x3 << 10; - break; - } - - wm8350_codec_write(codec, WM8350_AI_FORMATING, iface); - - /* The sloping stopband filter is recommended for use with - * lower sample rates to improve performance. - */ - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - if (params_rate(params) < 24000) - wm8350_set_bits(wm8350, WM8350_DAC_MUTE_VOLUME, - WM8350_DAC_SB_FILT); - else - wm8350_clear_bits(wm8350, WM8350_DAC_MUTE_VOLUME, - WM8350_DAC_SB_FILT); - } - - return 0; -} - -static int wm8350_mute(struct snd_soc_dai *dai, int mute) -{ - struct snd_soc_codec *codec = dai->codec; - struct wm8350 *wm8350 = codec->control_data; - - if (mute) - wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA); - else - wm8350_clear_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA); - return 0; -} - -/* FLL divisors */ -struct _fll_div { - int div; /* FLL_OUTDIV */ - int n; - int k; - int ratio; /* FLL_FRATIO */ -}; - -/* The size in bits of the fll divide multiplied by 10 - * to allow rounding later */ -#define FIXED_FLL_SIZE ((1 << 16) * 10) - -static inline int fll_factors(struct _fll_div *fll_div, unsigned int input, - unsigned int output) -{ - u64 Kpart; - unsigned int t1, t2, K, Nmod; - - if (output >= 2815250 && output <= 3125000) - fll_div->div = 0x4; - else if (output >= 5625000 && output <= 6250000) - fll_div->div = 0x3; - else if (output >= 11250000 && output <= 12500000) - fll_div->div = 0x2; - else if (output >= 22500000 && output <= 25000000) - fll_div->div = 0x1; - else { - printk(KERN_ERR "wm8350: fll freq %d out of range\n", output); - return -EINVAL; - } - - if (input > 48000) - fll_div->ratio = 1; - else - fll_div->ratio = 8; - - t1 = output * (1 << (fll_div->div + 1)); - t2 = input * fll_div->ratio; - - fll_div->n = t1 / t2; - Nmod = t1 % t2; - - if (Nmod) { - Kpart = FIXED_FLL_SIZE * (long long)Nmod; - do_div(Kpart, t2); - 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; - fll_div->k = K; - } else - fll_div->k = 0; - - return 0; -} - -static int wm8350_set_fll(struct snd_soc_dai *codec_dai, - int pll_id, int source, unsigned int freq_in, - unsigned int freq_out) -{ - struct snd_soc_codec *codec = codec_dai->codec; - struct wm8350 *wm8350 = codec->control_data; - struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); - struct _fll_div fll_div; - int ret = 0; - u16 fll_1, fll_4; - - if (freq_in == priv->fll_freq_in && freq_out == priv->fll_freq_out) - return 0; - - /* power down FLL - we need to do this for reconfiguration */ - wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, - WM8350_FLL_ENA | WM8350_FLL_OSC_ENA); - - if (freq_out == 0 || freq_in == 0) - return ret; - - ret = fll_factors(&fll_div, freq_in, freq_out); - if (ret < 0) - return ret; - dev_dbg(wm8350->dev, - "FLL in %u FLL out %u N 0x%x K 0x%x div %d ratio %d", - freq_in, freq_out, fll_div.n, fll_div.k, fll_div.div, - fll_div.ratio); - - /* set up N.K & dividers */ - fll_1 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_1) & - ~(WM8350_FLL_OUTDIV_MASK | WM8350_FLL_RSP_RATE_MASK | 0xc000); - wm8350_codec_write(codec, WM8350_FLL_CONTROL_1, - fll_1 | (fll_div.div << 8) | 0x50); - wm8350_codec_write(codec, WM8350_FLL_CONTROL_2, - (fll_div.ratio << 11) | (fll_div. - n & WM8350_FLL_N_MASK)); - wm8350_codec_write(codec, WM8350_FLL_CONTROL_3, fll_div.k); - fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) & - ~(WM8350_FLL_FRAC | WM8350_FLL_SLOW_LOCK_REF); - wm8350_codec_write(codec, WM8350_FLL_CONTROL_4, - fll_4 | (fll_div.k ? WM8350_FLL_FRAC : 0) | - (fll_div.ratio == 8 ? WM8350_FLL_SLOW_LOCK_REF : 0)); - - /* power FLL on */ - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_OSC_ENA); - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_ENA); - - priv->fll_freq_out = freq_out; - priv->fll_freq_in = freq_in; - - return 0; -} - -static int wm8350_set_bias_level(struct snd_soc_codec *codec, - enum snd_soc_bias_level level) -{ - struct wm8350 *wm8350 = codec->control_data; - struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); - struct wm8350_audio_platform_data *platform = - wm8350->codec.platform_data; - u16 pm1; - int ret; - - switch (level) { - case SND_SOC_BIAS_ON: - pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & - ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK); - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, - pm1 | WM8350_VMID_50K | - platform->codec_current_on << 14); - break; - - case SND_SOC_BIAS_PREPARE: - pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1); - pm1 &= ~WM8350_VMID_MASK; - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, - pm1 | WM8350_VMID_50K); - break; - - case SND_SOC_BIAS_STANDBY: - if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { - ret = regulator_bulk_enable(ARRAY_SIZE(priv->supplies), - priv->supplies); - if (ret != 0) - return ret; - - /* Enable the system clock */ - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, - WM8350_SYSCLK_ENA); - - /* mute DAC & outputs */ - wm8350_set_bits(wm8350, WM8350_DAC_MUTE, - WM8350_DAC_MUTE_ENA); - - /* discharge cap memory */ - wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, - platform->dis_out1 | - (platform->dis_out2 << 2) | - (platform->dis_out3 << 4) | - (platform->dis_out4 << 6)); - - /* wait for discharge */ - schedule_timeout_interruptible(msecs_to_jiffies - (platform-> - cap_discharge_msecs)); - - /* enable antipop */ - wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, - (platform->vmid_s_curve << 8)); - - /* ramp up vmid */ - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, - (platform-> - codec_current_charge << 14) | - WM8350_VMID_5K | WM8350_VMIDEN | - WM8350_VBUFEN); - - /* wait for vmid */ - schedule_timeout_interruptible(msecs_to_jiffies - (platform-> - vmid_charge_msecs)); - - /* turn on vmid 300k */ - pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & - ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK); - pm1 |= WM8350_VMID_300K | - (platform->codec_current_standby << 14); - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, - pm1); - - - /* enable analogue bias */ - pm1 |= WM8350_BIASEN; - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1); - - /* disable antipop */ - wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0); - - } else { - /* turn on vmid 300k and reduce current */ - pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & - ~(WM8350_VMID_MASK | WM8350_CODEC_ISEL_MASK); - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, - pm1 | WM8350_VMID_300K | - (platform-> - codec_current_standby << 14)); - - } - break; - - case SND_SOC_BIAS_OFF: - - /* mute DAC & enable outputs */ - wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA); - - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_3, - WM8350_OUT1L_ENA | WM8350_OUT1R_ENA | - WM8350_OUT2L_ENA | WM8350_OUT2R_ENA); - - /* enable anti pop S curve */ - wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, - (platform->vmid_s_curve << 8)); - - /* turn off vmid */ - pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & - ~WM8350_VMIDEN; - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1); - - /* wait */ - schedule_timeout_interruptible(msecs_to_jiffies - (platform-> - vmid_discharge_msecs)); - - wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, - (platform->vmid_s_curve << 8) | - platform->dis_out1 | - (platform->dis_out2 << 2) | - (platform->dis_out3 << 4) | - (platform->dis_out4 << 6)); - - /* turn off VBuf and drain */ - pm1 = wm8350_reg_read(wm8350, WM8350_POWER_MGMT_1) & - ~(WM8350_VBUFEN | WM8350_VMID_MASK); - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, - pm1 | WM8350_OUTPUT_DRAIN_EN); - - /* wait */ - schedule_timeout_interruptible(msecs_to_jiffies - (platform->drain_msecs)); - - pm1 &= ~WM8350_BIASEN; - wm8350_reg_write(wm8350, WM8350_POWER_MGMT_1, pm1); - - /* disable anti-pop */ - wm8350_reg_write(wm8350, WM8350_ANTI_POP_CONTROL, 0); - - wm8350_clear_bits(wm8350, WM8350_LOUT1_VOLUME, - WM8350_OUT1L_ENA); - wm8350_clear_bits(wm8350, WM8350_ROUT1_VOLUME, - WM8350_OUT1R_ENA); - wm8350_clear_bits(wm8350, WM8350_LOUT2_VOLUME, - WM8350_OUT2L_ENA); - wm8350_clear_bits(wm8350, WM8350_ROUT2_VOLUME, - WM8350_OUT2R_ENA); - - /* disable clock gen */ - wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, - WM8350_SYSCLK_ENA); - - regulator_bulk_disable(ARRAY_SIZE(priv->supplies), - priv->supplies); - break; - } - codec->dapm.bias_level = level; - return 0; -} - -static int wm8350_suspend(struct snd_soc_codec *codec) -{ - wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; -} - -static int wm8350_resume(struct snd_soc_codec *codec) -{ - wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - - return 0; -} - -static void wm8350_hp_work(struct wm8350_data *priv, - struct wm8350_jack_data *jack, - u16 mask) -{ - struct wm8350 *wm8350 = priv->wm8350; - u16 reg; - int report; - - reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS); - if (reg & mask) - report = jack->report; - else - report = 0; - - snd_soc_jack_report(jack->jack, report, jack->report); - -} - -static void wm8350_hpl_work(struct work_struct *work) -{ - struct wm8350_data *priv = - container_of(work, struct wm8350_data, hpl.work.work); - - wm8350_hp_work(priv, &priv->hpl, WM8350_JACK_L_LVL); -} - -static void wm8350_hpr_work(struct work_struct *work) -{ - struct wm8350_data *priv = - container_of(work, struct wm8350_data, hpr.work.work); - - wm8350_hp_work(priv, &priv->hpr, WM8350_JACK_R_LVL); -} - -static irqreturn_t wm8350_hp_jack_handler(int irq, void *data) -{ - struct wm8350_data *priv = data; - struct wm8350 *wm8350 = priv->wm8350; - struct wm8350_jack_data *jack = NULL; - - switch (irq - wm8350->irq_base) { - case WM8350_IRQ_CODEC_JCK_DET_L: -#ifndef CONFIG_SND_SOC_WM8350_MODULE - trace_snd_soc_jack_irq("WM8350 HPL"); -#endif - jack = &priv->hpl; - break; - - case WM8350_IRQ_CODEC_JCK_DET_R: -#ifndef CONFIG_SND_SOC_WM8350_MODULE - trace_snd_soc_jack_irq("WM8350 HPR"); -#endif - jack = &priv->hpr; - break; - - default: - BUG(); - } - - if (device_may_wakeup(wm8350->dev)) - pm_wakeup_event(wm8350->dev, 250); - - schedule_delayed_work(&jack->work, 200); - - return IRQ_HANDLED; -} - -/** - * wm8350_hp_jack_detect - Enable headphone jack detection. - * - * @codec: WM8350 codec - * @which: left or right jack detect signal - * @jack: jack to report detection events on - * @report: value to report - * - * Enables the headphone jack detection of the WM8350. If no report - * is specified then detection is disabled. - */ -int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which, - struct snd_soc_jack *jack, int report) -{ - struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); - struct wm8350 *wm8350 = codec->control_data; - int irq; - int ena; - - switch (which) { - case WM8350_JDL: - priv->hpl.jack = jack; - priv->hpl.report = report; - irq = WM8350_IRQ_CODEC_JCK_DET_L; - ena = WM8350_JDL_ENA; - break; - - case WM8350_JDR: - priv->hpr.jack = jack; - priv->hpr.report = report; - irq = WM8350_IRQ_CODEC_JCK_DET_R; - ena = WM8350_JDR_ENA; - break; - - default: - return -EINVAL; - } - - if (report) { - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); - wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena); - } else { - wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, ena); - } - - /* Sync status */ - wm8350_hp_jack_handler(irq + wm8350->irq_base, priv); - - return 0; -} -EXPORT_SYMBOL_GPL(wm8350_hp_jack_detect); - -static irqreturn_t wm8350_mic_handler(int irq, void *data) -{ - struct wm8350_data *priv = data; - struct wm8350 *wm8350 = priv->wm8350; - u16 reg; - int report = 0; - -#ifndef CONFIG_SND_SOC_WM8350_MODULE - trace_snd_soc_jack_irq("WM8350 mic"); -#endif - - reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS); - if (reg & WM8350_JACK_MICSCD_LVL) - report |= priv->mic.short_report; - if (reg & WM8350_JACK_MICSD_LVL) - report |= priv->mic.report; - - snd_soc_jack_report(priv->mic.jack, report, - priv->mic.report | priv->mic.short_report); - - return IRQ_HANDLED; -} - -/** - * wm8350_mic_jack_detect - Enable microphone jack detection. - * - * @codec: WM8350 codec - * @jack: jack to report detection events on - * @detect_report: value to report when presence detected - * @short_report: value to report when microphone short detected - * - * Enables the microphone jack detection of the WM8350. If both reports - * are specified as zero then detection is disabled. - */ -int wm8350_mic_jack_detect(struct snd_soc_codec *codec, - struct snd_soc_jack *jack, - int detect_report, int short_report) -{ - struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); - struct wm8350 *wm8350 = codec->control_data; - - priv->mic.jack = jack; - priv->mic.report = detect_report; - priv->mic.short_report = short_report; - - if (detect_report || short_report) { - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_1, - WM8350_MIC_DET_ENA); - } else { - wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_1, - WM8350_MIC_DET_ENA); - } - - return 0; -} -EXPORT_SYMBOL_GPL(wm8350_mic_jack_detect); - -#define WM8350_RATES (SNDRV_PCM_RATE_8000_96000) - -#define WM8350_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ - SNDRV_PCM_FMTBIT_S20_3LE |\ - SNDRV_PCM_FMTBIT_S24_LE) - -static const struct snd_soc_dai_ops wm8350_dai_ops = { - .hw_params = wm8350_pcm_hw_params, - .digital_mute = wm8350_mute, - .trigger = wm8350_pcm_trigger, - .set_fmt = wm8350_set_dai_fmt, - .set_sysclk = wm8350_set_dai_sysclk, - .set_pll = wm8350_set_fll, - .set_clkdiv = wm8350_set_clkdiv, -}; - -static struct snd_soc_dai_driver wm8350_dai = { - .name = "wm8350-hifi", - .playback = { - .stream_name = "Playback", - .channels_min = 1, - .channels_max = 2, - .rates = WM8350_RATES, - .formats = WM8350_FORMATS, - }, - .capture = { - .stream_name = "Capture", - .channels_min = 1, - .channels_max = 2, - .rates = WM8350_RATES, - .formats = WM8350_FORMATS, - }, - .ops = &wm8350_dai_ops, -}; - -static int wm8350_codec_probe(struct snd_soc_codec *codec) -{ - struct wm8350 *wm8350 = dev_get_platdata(codec->dev); - struct wm8350_data *priv; - struct wm8350_output *out1; - struct wm8350_output *out2; - int ret, i; - - if (wm8350->codec.platform_data == NULL) { - dev_err(codec->dev, "No audio platform data supplied\n"); - return -EINVAL; - } - - priv = devm_kzalloc(codec->dev, sizeof(struct wm8350_data), - GFP_KERNEL); - if (priv == NULL) - return -ENOMEM; - snd_soc_codec_set_drvdata(codec, priv); - - priv->wm8350 = wm8350; - - for (i = 0; i < ARRAY_SIZE(supply_names); i++) - priv->supplies[i].supply = supply_names[i]; - - ret = regulator_bulk_get(wm8350->dev, ARRAY_SIZE(priv->supplies), - priv->supplies); - if (ret != 0) - return ret; - - codec->control_data = wm8350; - - /* Put the codec into reset if it wasn't already */ - wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA); - - INIT_DELAYED_WORK(&codec->dapm.delayed_work, wm8350_pga_work); - INIT_DELAYED_WORK(&priv->hpl.work, wm8350_hpl_work); - INIT_DELAYED_WORK(&priv->hpr.work, wm8350_hpr_work); - - /* Enable the codec */ - wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA); - - /* Enable robust clocking mode in ADC */ - wm8350_codec_write(codec, WM8350_SECURITY, 0xa7); - wm8350_codec_write(codec, 0xde, 0x13); - wm8350_codec_write(codec, WM8350_SECURITY, 0); - - /* read OUT1 & OUT2 volumes */ - out1 = &priv->out1; - out2 = &priv->out2; - out1->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME) & - WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; - out1->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME) & - WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; - out2->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME) & - WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT; - out2->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME) & - WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT; - wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, 0); - wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, 0); - wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, 0); - wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, 0); - - /* Latch VU bits & mute */ - wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME, - WM8350_OUT1_VU | WM8350_OUT1L_MUTE); - wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME, - WM8350_OUT2_VU | WM8350_OUT2L_MUTE); - wm8350_set_bits(wm8350, WM8350_ROUT1_VOLUME, - WM8350_OUT1_VU | WM8350_OUT1R_MUTE); - wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME, - WM8350_OUT2_VU | WM8350_OUT2R_MUTE); - - /* Make sure AIF tristating is disabled by default */ - wm8350_clear_bits(wm8350, WM8350_AI_FORMATING, WM8350_AIF_TRI); - - /* Make sure we've got a sane companding setup too */ - wm8350_clear_bits(wm8350, WM8350_ADC_DAC_COMP, - WM8350_DAC_COMP | WM8350_LOOPBACK); - - /* Make sure jack detect is disabled to start off with */ - wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, - WM8350_JDL_ENA | WM8350_JDR_ENA); - - wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, - wm8350_hp_jack_handler, 0, "Left jack detect", - priv); - wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, - wm8350_hp_jack_handler, 0, "Right jack detect", - priv); - wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, - wm8350_mic_handler, 0, "Microphone short", priv); - wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICD, - wm8350_mic_handler, 0, "Microphone detect", priv); - - - wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - - return 0; -} - -static int wm8350_codec_remove(struct snd_soc_codec *codec) -{ - struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec); - struct wm8350 *wm8350 = dev_get_platdata(codec->dev); - - wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, - WM8350_JDL_ENA | WM8350_JDR_ENA); - wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); - - wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICD, priv); - wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, priv); - wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, priv); - wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, priv); - - priv->hpl.jack = NULL; - priv->hpr.jack = NULL; - priv->mic.jack = NULL; - - cancel_delayed_work_sync(&priv->hpl.work); - cancel_delayed_work_sync(&priv->hpr.work); - - /* if there was any work waiting then we run it now and - * wait for its completion */ - flush_delayed_work_sync(&codec->dapm.delayed_work); - - wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF); - - wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA); - - regulator_bulk_free(ARRAY_SIZE(priv->supplies), priv->supplies); - - return 0; -} - -static struct snd_soc_codec_driver soc_codec_dev_wm8350 = { - .probe = wm8350_codec_probe, - .remove = wm8350_codec_remove, - .suspend = wm8350_suspend, - .resume = wm8350_resume, - .read = wm8350_codec_read, - .write = wm8350_codec_write, - .set_bias_level = wm8350_set_bias_level, - - .controls = wm8350_snd_controls, - .num_controls = ARRAY_SIZE(wm8350_snd_controls), - .dapm_widgets = wm8350_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(wm8350_dapm_widgets), - .dapm_routes = wm8350_dapm_routes, - .num_dapm_routes = ARRAY_SIZE(wm8350_dapm_routes), -}; - -static int __devinit wm8350_probe(struct platform_device *pdev) -{ - return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8350, - &wm8350_dai, 1); -} - -static int __devexit wm8350_remove(struct platform_device *pdev) -{ - snd_soc_unregister_codec(&pdev->dev); - return 0; -} - -static struct platform_driver wm8350_codec_driver = { - .driver = { - .name = "wm8350-codec", - .owner = THIS_MODULE, - }, - .probe = wm8350_probe, - .remove = __devexit_p(wm8350_remove), -}; - -module_platform_driver(wm8350_codec_driver); - -MODULE_DESCRIPTION("ASoC WM8350 driver"); -MODULE_AUTHOR("Liam Girdwood"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:wm8350-codec"); |