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-rw-r--r--sound/soc/samsung/gd2_wm1811.c1814
1 files changed, 1814 insertions, 0 deletions
diff --git a/sound/soc/samsung/gd2_wm1811.c b/sound/soc/samsung/gd2_wm1811.c
new file mode 100644
index 0000000..4566997
--- /dev/null
+++ b/sound/soc/samsung/gd2_wm1811.c
@@ -0,0 +1,1814 @@
+/*
+ * gd2_wm1811.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co. Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/workqueue.h>
+#include <linux/input.h>
+#include <linux/wakelock.h>
+#include <linux/suspend.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/jack.h>
+
+#include <mach/regs-clock.h>
+#include <mach/pmu.h>
+#include <mach/midas-sound.h>
+
+#include <linux/mfd/wm8994/core.h>
+#include <linux/mfd/wm8994/registers.h>
+#include <linux/mfd/wm8994/pdata.h>
+#include <linux/mfd/wm8994/gpio.h>
+
+#include <linux/exynos_audio.h>
+
+#ifdef CONFIG_USE_ADC_DET
+#include <plat/adc.h>
+#endif
+
+#if defined(CONFIG_SND_USE_MUIC_SWITCH)
+#include <linux/mfd/max77693-private.h>
+#endif
+
+
+#include "i2s.h"
+#include "s3c-i2s-v2.h"
+#include "../codecs/wm8994.h"
+
+
+#define MIDAS_DEFAULT_MCLK1 24000000
+#define MIDAS_DEFAULT_MCLK2 32768
+#define MIDAS_DEFAULT_SYNC_CLK 11289600
+
+#define WM1811_JACKDET_MODE_NONE 0x0000
+#define WM1811_JACKDET_MODE_JACK 0x0100
+#define WM1811_JACKDET_MODE_MIC 0x0080
+#define WM1811_JACKDET_MODE_AUDIO 0x0180
+
+#define WM1811_JACKDET_BTN0 0x04
+#define WM1811_JACKDET_BTN1 0x10
+#define WM1811_JACKDET_BTN2 0x08
+
+#define WM1811_MIC_IRQ_NUM (IRQ_BOARD_CODEC_START + WM8994_IRQ_MIC1_DET)
+#define WM1811_JACKDET_IRQ_NUM (IRQ_BOARD_CODEC_START + WM8994_IRQ_GPIO(6))
+
+#define MIC_DISABLE 0
+#define MIC_ENABLE 1
+#define MIC_FORCE_DISABLE 2
+#define MIC_FORCE_ENABLE 3
+
+#define JACK_ADC_CH 3
+#define JACK_SAMPLE_SIZE 5
+
+#define MAX_ZONE_LIMIT 10
+/* keep this value if you support double-pressed concept */
+#define WAKE_LOCK_TIME (HZ * 5) /* 5 sec */
+#define EAR_CHECK_LOOP_CNT 10
+
+struct wm1811_machine_priv {
+ struct snd_soc_jack jack;
+ struct snd_soc_codec *codec;
+ struct wake_lock jackdet_wake_lock;
+ void (*lineout_switch_f) (int on);
+ void (*set_main_mic_f) (int on);
+ void (*set_sub_mic_f) (int on);
+ void (*set_ext_mic_f) (int on);
+ int (*get_g_det_value_f) (void);
+ int (*get_g_det_irq_num_f) (void);
+#ifdef CONFIG_USE_ADC_DET
+ struct s3c_adc_client *padc;
+ struct jack_zone *zones;
+ int num_zones;
+ int use_jackdet_type;
+#endif
+};
+
+enum {
+ SEC_JACK_NO_DEVICE = 0x0,
+ SEC_HEADSET_4POLE = 0x01 << 0,
+ SEC_HEADSET_3POLE = 0x01 << 1,
+ SEC_TTY_DEVICE = 0x01 << 2,
+ SEC_FM_HEADSET = 0x01 << 3,
+ SEC_FM_SPEAKER = 0x01 << 4,
+ SEC_TVOUT_DEVICE = 0x01 << 5,
+ SEC_EXTRA_DOCK_SPEAKER = 0x01 << 6,
+ SEC_EXTRA_CAR_DOCK_SPEAKER = 0x01 << 7,
+ SEC_UNKNOWN_DEVICE = 0x01 << 8,
+};
+
+#ifdef CONFIG_USE_ADC_DET
+static bool recheck_jack;
+static int jack_get_adc_data(struct s3c_adc_client *padc);
+static void jack_set_type(struct wm1811_machine_priv *wm1811, int jack_type);
+#endif
+
+static struct wm8958_micd_rate gd2_det_rates[] = {
+ { MIDAS_DEFAULT_MCLK2, true, 0, 0 },
+ { MIDAS_DEFAULT_MCLK2, false, 0, 0 },
+ { MIDAS_DEFAULT_SYNC_CLK, true, 7, 7 },
+ { MIDAS_DEFAULT_SYNC_CLK, false, 7, 7 },
+};
+
+static struct wm8958_micd_rate gd2_jackdet_rates[] = {
+ { MIDAS_DEFAULT_MCLK2, true, 0, 0 },
+ { MIDAS_DEFAULT_MCLK2, false, 0, 0 },
+ { MIDAS_DEFAULT_SYNC_CLK, true, 12, 12 },
+ { MIDAS_DEFAULT_SYNC_CLK, false, 7, 8 },
+};
+
+static int aif2_mode;
+const char *aif2_mode_text[] = {
+ "Slave", "Master"
+};
+
+const char *switch_mode_text[] = {
+ "Off", "On"
+};
+
+const char *mic_bias_mode_text[] = {
+ "Disable", "Force Disable", "Enable", "Force Enable"
+};
+
+static int input_clamp;
+static int lineout_mode;
+static int aif2_digital_mute;
+static int main_mic_bias_mode;
+static int sub_mic_bias_mode;
+static int ext_mic_bias_mode;
+
+#ifndef CONFIG_SEC_DEV_JACK
+/* To support PBA function test */
+static struct class *jack_class;
+static struct device *jack_dev;
+#endif
+
+static struct platform_device *gd2_snd_device;
+
+static const struct soc_enum switch_mode_enum[] = {
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(switch_mode_text), switch_mode_text),
+};
+
+static const struct soc_enum aif2_mode_enum[] = {
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(aif2_mode_text), aif2_mode_text),
+};
+
+static const struct soc_enum mic_bias_mode_enum[] = {
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mic_bias_mode_text), mic_bias_mode_text),
+};
+
+static const struct soc_enum sub_bias_mode_enum[] = {
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mic_bias_mode_text), mic_bias_mode_text),
+};
+
+static const struct soc_enum ext_bias_mode_enum[] = {
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mic_bias_mode_text), mic_bias_mode_text),
+};
+
+static int get_lineout_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = lineout_mode;
+ return 0;
+}
+
+static int set_lineout_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+
+ lineout_mode = ucontrol->value.integer.value[0];
+
+ if (lineout_mode) {
+ wm8994_vmid_mode(codec, WM8994_VMID_FORCE);
+ if (wm1811->lineout_switch_f)
+ wm1811->lineout_switch_f(1);
+ } else {
+ if (wm1811->lineout_switch_f)
+ wm1811->lineout_switch_f(0);
+ wm8994_vmid_mode(codec, WM8994_VMID_NORMAL);
+ }
+
+ dev_info(codec->dev, "set lineout mode : %s\n",
+ switch_mode_text[lineout_mode]);
+ return 0;
+
+}
+
+static int get_aif2_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = aif2_mode;
+ return 0;
+}
+
+static int set_aif2_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ if (aif2_mode == ucontrol->value.integer.value[0])
+ return 0;
+
+ aif2_mode = ucontrol->value.integer.value[0];
+
+ pr_info("set aif2 mode : %s\n", aif2_mode_text[aif2_mode]);
+
+ return 0;
+}
+
+static int get_input_clamp(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = input_clamp;
+ return 0;
+}
+
+static int set_input_clamp(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+
+ input_clamp = ucontrol->value.integer.value[0];
+
+ if (input_clamp) {
+ snd_soc_update_bits(codec, WM8994_INPUT_MIXER_1,
+ WM8994_INPUTS_CLAMP, WM8994_INPUTS_CLAMP);
+ msleep(100);
+ } else {
+ snd_soc_update_bits(codec, WM8994_INPUT_MIXER_1,
+ WM8994_INPUTS_CLAMP, 0);
+ }
+ pr_info("set fm input_clamp : %s\n", switch_mode_text[input_clamp]);
+
+ return 0;
+}
+
+static int get_aif2_mute_status(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = aif2_digital_mute;
+ return 0;
+}
+
+static int set_aif2_mute_status(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ int reg;
+
+ aif2_digital_mute = ucontrol->value.integer.value[0];
+
+ if (snd_soc_read(codec, WM8994_POWER_MANAGEMENT_6)
+ & WM8994_AIF2_DACDAT_SRC)
+ aif2_digital_mute = 0;
+
+ if (aif2_digital_mute)
+ reg = WM8994_AIF1DAC1_MUTE;
+ else
+ reg = 0;
+
+ snd_soc_update_bits(codec, WM8994_AIF2_DAC_FILTERS_1,
+ WM8994_AIF1DAC1_MUTE, reg);
+
+ pr_info("set aif2_digital_mute : %s\n",
+ switch_mode_text[aif2_digital_mute]);
+
+ return 0;
+}
+
+static int get_sub_mic_bias_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = sub_mic_bias_mode;
+ return 0;
+}
+
+static int set_sub_mic_bias_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+ int status = 0;
+
+ status = ucontrol->value.integer.value[0];
+
+ switch (status) {
+ case MIC_FORCE_ENABLE:
+ sub_mic_bias_mode = status;
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
+ WM8994_MICB1_ENA, WM8994_MICB1_ENA);
+
+ if (wm1811->set_sub_mic_f)
+ wm1811->set_sub_mic_f(1);
+ break;
+ case MIC_ENABLE:
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
+ WM8994_MICB1_ENA, WM8994_MICB1_ENA);
+ if (wm1811->set_sub_mic_f)
+ wm1811->set_sub_mic_f(1);
+ if (sub_mic_bias_mode != MIC_FORCE_ENABLE)
+ msleep(100);
+ break;
+ case MIC_FORCE_DISABLE:
+ sub_mic_bias_mode = status;
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
+ WM8994_MICB1_ENA, 0);
+
+ if (wm1811->set_sub_mic_f)
+ wm1811->set_sub_mic_f(0);
+ break;
+ case MIC_DISABLE:
+ if (sub_mic_bias_mode != MIC_FORCE_ENABLE) {
+ snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
+ WM8994_MICB1_ENA, 0);
+ if (wm1811->set_sub_mic_f)
+ wm1811->set_sub_mic_f(0);
+ } else
+ dev_info(codec->dev,
+ "SKIP submic disable=%d\n", status);
+ break;
+ default:
+ break;
+ }
+
+ dev_info(codec->dev, "sub_mic_bias_mod=%d: status=%d\n",
+ sub_mic_bias_mode, status);
+
+ return 0;
+
+}
+
+static int get_main_mic_bias_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = main_mic_bias_mode;
+ return 0;
+}
+
+static int set_main_mic_bias_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+ int status = 0;
+
+ status = ucontrol->value.integer.value[0];
+
+ switch (status) {
+ case MIC_FORCE_ENABLE:
+ main_mic_bias_mode = status;
+
+ if (wm1811->set_main_mic_f)
+ wm1811->set_main_mic_f(1);
+ break;
+ case MIC_ENABLE:
+ if (wm1811->set_main_mic_f)
+ wm1811->set_main_mic_f(1);
+ if (main_mic_bias_mode != MIC_FORCE_ENABLE)
+ msleep(100);
+ break;
+ case MIC_FORCE_DISABLE:
+ main_mic_bias_mode = status;
+
+ if (wm1811->set_main_mic_f)
+ wm1811->set_main_mic_f(0);
+ break;
+ case MIC_DISABLE:
+ if (main_mic_bias_mode != MIC_FORCE_ENABLE) {
+ if (wm1811->set_main_mic_f)
+ wm1811->set_main_mic_f(0);
+ } else
+ dev_info(codec->dev,
+ "SKIP mainmic disable=%d\n", status);
+ break;
+ default:
+ break;
+ }
+
+ dev_info(codec->dev, "main_mic_bias_mod=%d: status=%d\n",
+ main_mic_bias_mode, status);
+
+ return 0;
+
+}
+
+static int get_ext_mic_bias_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = ext_mic_bias_mode;
+ return 0;
+}
+
+static int set_ext_mic_bias_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+ int status = 0;
+
+ status = ucontrol->value.integer.value[0];
+
+ switch (status) {
+ case MIC_FORCE_ENABLE:
+ ext_mic_bias_mode = status;
+
+ if (wm1811->set_ext_mic_f)
+ wm1811->set_ext_mic_f(1);
+ break;
+ case MIC_ENABLE:
+ if (wm1811->set_ext_mic_f)
+ wm1811->set_ext_mic_f(1);
+ if (ext_mic_bias_mode != MIC_FORCE_ENABLE)
+ msleep(100);
+ break;
+ case MIC_FORCE_DISABLE:
+ ext_mic_bias_mode = status;
+
+ if (wm1811->set_ext_mic_f)
+ wm1811->set_ext_mic_f(0);
+ break;
+ case MIC_DISABLE:
+ if (ext_mic_bias_mode != MIC_FORCE_ENABLE) {
+ if (wm1811->set_ext_mic_f)
+ wm1811->set_ext_mic_f(0);
+ } else
+ dev_info(codec->dev,
+ "SKIP ext mic disable=%d\n", status);
+ break;
+ default:
+ break;
+ }
+
+ dev_info(codec->dev, "ext_mic_bias_mode=%d: status=%d\n",
+ ext_mic_bias_mode, status);
+
+ return 0;
+
+}
+
+static int set_ext_micbias(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+
+ dev_info(codec->dev, "%s event is %02X", w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ if (wm1811->set_main_mic_f)
+ wm1811->set_main_mic_f(1);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ if (wm1811->set_main_mic_f)
+ wm1811->set_main_mic_f(0);
+ break;
+ }
+
+ return 0;
+}
+
+static int set_ext_submicbias(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+
+ dev_info(codec->dev, "%s event is %02X", w->name, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ if (wm1811->set_sub_mic_f)
+ wm1811->set_sub_mic_f(1);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ if (wm1811->set_sub_mic_f)
+ wm1811->set_sub_mic_f(0);
+ break;
+ }
+
+ return 0;
+}
+
+static int set_muic_switch(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+
+ dev_info(codec->dev, "%s event is %02X", w->name, event);
+
+#if defined(CONFIG_SND_USE_MUIC_SWITCH)
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ msleep(150);
+ max77693_muic_set_audio_switch(1);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ max77693_muic_set_audio_switch(0);
+ break;
+ }
+#endif
+
+ return 0;
+}
+
+static void gd2_micd_set_rate(struct snd_soc_codec *codec)
+{
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+ int best, i, sysclk, val;
+ bool idle;
+ const struct wm8958_micd_rate *rates = NULL;
+ int num_rates = 0;
+
+ idle = !wm8994->jack_mic;
+
+ sysclk = snd_soc_read(codec, WM8994_CLOCKING_1);
+ if (sysclk & WM8994_SYSCLK_SRC)
+ sysclk = wm8994->aifclk[1];
+ else
+ sysclk = wm8994->aifclk[0];
+
+ if (wm8994->jackdet) {
+ rates = gd2_jackdet_rates;
+ num_rates = ARRAY_SIZE(gd2_jackdet_rates);
+ wm8994->pdata->micd_rates = gd2_jackdet_rates;
+ wm8994->pdata->num_micd_rates = num_rates;
+ } else {
+ rates = gd2_det_rates;
+ num_rates = ARRAY_SIZE(gd2_det_rates);
+ wm8994->pdata->micd_rates = gd2_det_rates;
+ wm8994->pdata->num_micd_rates = num_rates;
+ }
+
+ best = 0;
+ for (i = 0; i < num_rates; i++) {
+ if (rates[i].idle != idle)
+ continue;
+ if (abs(rates[i].sysclk - sysclk) <
+ abs(rates[best].sysclk - sysclk))
+ best = i;
+ else if (rates[best].idle != idle)
+ best = i;
+ }
+
+ val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT
+ | rates[best].rate << WM8958_MICD_RATE_SHIFT;
+
+ snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
+ WM8958_MICD_BIAS_STARTTIME_MASK |
+ WM8958_MICD_RATE_MASK, val);
+}
+
+#ifdef CONFIG_USE_ADC_DET
+static int jack_get_adc_data(struct s3c_adc_client *padc)
+{
+ int adc_data;
+ int adc_max = 0;
+ int adc_min = 0xFFFF;
+ int adc_total = 0;
+ int adc_retry_cnt = 0;
+ int i;
+
+ for (i = 0; i < JACK_SAMPLE_SIZE; i++) {
+
+ adc_data = s3c_adc_read(padc, JACK_ADC_CH);
+
+ if (adc_data < 0) {
+
+ adc_retry_cnt++;
+
+ if (adc_retry_cnt > 10)
+ return adc_data;
+ }
+
+ if (i != 0) {
+ if (adc_data > adc_max)
+ adc_max = adc_data;
+ else if (adc_data < adc_min)
+ adc_min = adc_data;
+ } else {
+ adc_max = adc_data;
+ adc_min = adc_data;
+ }
+ adc_total += adc_data;
+ }
+
+ return (adc_total - adc_max - adc_min) / (JACK_SAMPLE_SIZE - 2);
+}
+
+static void determine_jack_type(struct wm1811_machine_priv *wm1811)
+{
+ struct jack_zone *zones = wm1811->zones;
+ struct snd_soc_codec *codec = wm1811->codec;
+ int size = wm1811->num_zones;
+ int count[MAX_ZONE_LIMIT] = {0};
+ int adc;
+ int i;
+
+ /* set mic bias to enable adc */
+ while (snd_soc_read(codec, WM1811_JACKDET_CTRL) & WM1811_JACKDET_LVL) {
+ adc = jack_get_adc_data(wm1811->padc);
+
+ pr_info("%s: adc = %d\n", __func__, adc);
+
+ if (adc < 0)
+ break;
+
+ /* determine the type of headset based on the
+ * adc value. An adc value can fall in various
+ * ranges or zones. Within some ranges, the type
+ * can be returned immediately. Within others, the
+ * value is considered unstable and we need to sample
+ * a few more types (up to the limit determined by
+ * the range) before we return the type for that range.
+ */
+ for (i = 0; i < size; i++) {
+ if (adc <= zones[i].adc_high) {
+ if (++count[i] > zones[i].check_count) {
+ if (recheck_jack == true && i == 4) {
+ pr_info("%s : something wrong connection!\n",
+ __func__);
+
+ recheck_jack = false;
+ return;
+ }
+ jack_set_type(wm1811,
+ zones[i].jack_type);
+ return;
+ }
+ msleep(zones[i].delay_ms);
+ break;
+ }
+ }
+ }
+
+ recheck_jack = false;
+ /* jack removed before detection complete */
+ pr_debug("%s : jack removed before detection complete\n", __func__);
+}
+
+static void jack_set_type(struct wm1811_machine_priv *wm1811, int jack_type)
+{
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(wm1811->codec);
+
+ if (jack_type == SEC_HEADSET_4POLE) {
+ dev_info(wm1811->codec->dev, "Detected microphone\n");
+
+ wm8994->mic_detecting = false;
+ wm8994->jack_mic = true;
+
+ gd2_micd_set_rate(wm1811->codec);
+
+ snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET,
+ SND_JACK_HEADSET);
+
+ snd_soc_update_bits(wm1811->codec, WM8958_MIC_DETECT_1,
+ WM8958_MICD_ENA, 1);
+ } else {
+ dev_info(wm1811->codec->dev, "Detected headphone\n");
+ wm8994->mic_detecting = false;
+
+ gd2_micd_set_rate(wm1811->codec);
+
+ snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE,
+ SND_JACK_HEADSET);
+
+ /* If we have jackdet that will detect removal */
+ if (wm8994->jackdet) {
+ snd_soc_update_bits(wm1811->codec, WM8958_MIC_DETECT_1,
+ WM8958_MICD_ENA, 0);
+
+ if (wm8994->active_refcount) {
+ snd_soc_update_bits(wm1811->codec,
+ WM8994_ANTIPOP_2,
+ WM1811_JACKDET_MODE_MASK,
+ WM1811_JACKDET_MODE_AUDIO);
+ }
+
+ if (wm8994->pdata->jd_ext_cap) {
+ mutex_lock(&wm1811->codec->mutex);
+ snd_soc_dapm_disable_pin(&wm1811->codec->dapm,
+ "MICBIAS2");
+ snd_soc_dapm_sync(&wm1811->codec->dapm);
+ mutex_unlock(&wm1811->codec->mutex);
+ }
+ }
+ }
+}
+
+static void gd2_micdet(void *data)
+{
+ struct wm1811_machine_priv *wm1811 = data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(wm1811->codec);
+
+ struct snd_soc_codec *codec = wm1811->codec;
+
+ pr_info("%s: detected jack\n", __func__);
+ wm8994->mic_detecting = true;
+
+ wake_lock_timeout(&wm1811->jackdet_wake_lock, 5 * HZ);
+
+ snd_soc_update_bits(codec, WM8958_MICBIAS2,
+ WM8958_MICB2_MODE, 0);
+
+ /* Apply delay time(150ms) to remove pop noise
+ * during to enable micbias */
+ msleep(150);
+
+ determine_jack_type(wm1811);
+ }
+#endif
+
+static void gd2_mic_id(void *data, u16 status)
+{
+ struct wm1811_machine_priv *wm1811 = data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(wm1811->codec);
+
+ pr_info("%s: detected jack\n", __func__);
+ wake_lock_timeout(&wm1811->jackdet_wake_lock, 5 * HZ);
+
+ /* Either nothing present or just starting detection */
+ if (!(status & WM8958_MICD_STS)) {
+ if (!wm8994->jackdet) {
+ /* If nothing present then clear our statuses */
+ dev_dbg(wm1811->codec->dev, "Detected open circuit\n");
+ wm8994->jack_mic = false;
+ wm8994->mic_detecting = true;
+
+ gd2_micd_set_rate(wm1811->codec);
+
+ snd_soc_jack_report(wm8994->micdet[0].jack, 0,
+ wm8994->btn_mask |
+ SND_JACK_HEADSET);
+ }
+ /*ToDo*/
+ /*return;*/
+ }
+
+ /* If the measurement is showing a high impedence we've got a
+ * microphone.
+ */
+ if (wm8994->mic_detecting && (status & 0x400)) {
+ dev_info(wm1811->codec->dev, "Detected microphone\n");
+
+ wm8994->mic_detecting = false;
+ wm8994->jack_mic = true;
+
+ gd2_micd_set_rate(wm1811->codec);
+
+ snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET,
+ SND_JACK_HEADSET);
+ }
+
+ if (wm8994->mic_detecting && status & 0x4) {
+ dev_info(wm1811->codec->dev, "Detected headphone\n");
+ wm8994->mic_detecting = false;
+
+ gd2_micd_set_rate(wm1811->codec);
+
+ snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE,
+ SND_JACK_HEADSET);
+
+ /* If we have jackdet that will detect removal */
+ if (wm8994->jackdet) {
+ mutex_lock(&wm8994->accdet_lock);
+
+ snd_soc_update_bits(wm1811->codec, WM8958_MIC_DETECT_1,
+ WM8958_MICD_ENA, 0);
+
+ if (wm8994->active_refcount) {
+ snd_soc_update_bits(wm1811->codec,
+ WM8994_ANTIPOP_2,
+ WM1811_JACKDET_MODE_MASK,
+ WM1811_JACKDET_MODE_AUDIO);
+ }
+
+ mutex_unlock(&wm8994->accdet_lock);
+
+ if (wm8994->pdata->jd_ext_cap) {
+ mutex_lock(&wm1811->codec->mutex);
+ snd_soc_dapm_disable_pin(&wm1811->codec->dapm,
+ "MICBIAS2");
+ snd_soc_dapm_sync(&wm1811->codec->dapm);
+ mutex_unlock(&wm1811->codec->mutex);
+ }
+ }
+ }
+}
+
+static int gd2_wm1811_aif1_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ unsigned int pll_out;
+ int ret;
+
+ dev_info(codec_dai->dev, "%s ++\n", __func__);
+ /* AIF1CLK should be >=3MHz for optimal performance */
+ if (params_rate(params) == 8000 || params_rate(params) == 11025)
+ pll_out = params_rate(params) * 512;
+ else
+ pll_out = params_rate(params) * 256;
+
+ ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
+ | SND_SOC_DAIFMT_NB_NF
+ | SND_SOC_DAIFMT_CBM_CFM);
+ if (ret < 0)
+ return ret;
+
+ /* Set the cpu DAI configuration */
+ ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
+ | SND_SOC_DAIFMT_NB_NF
+ | SND_SOC_DAIFMT_CBM_CFM);
+ if (ret < 0)
+ return ret;
+
+ /* Switch the FLL */
+ ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1,
+ WM8994_FLL_SRC_MCLK1, MIDAS_DEFAULT_MCLK1,
+ pll_out);
+ if (ret < 0)
+ dev_err(codec_dai->dev, "Unable to start FLL1: %d\n", ret);
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1,
+ pll_out, SND_SOC_CLOCK_IN);
+ if (ret < 0) {
+ dev_err(codec_dai->dev, "Unable to switch to FLL1: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_OPCLK,
+ 0, MOD_OPCLK_PCLK);
+ if (ret < 0)
+ return ret;
+
+ dev_info(codec_dai->dev, "%s --\n", __func__);
+
+ return 0;
+}
+
+/*
+ * GD2 WM1811 DAI operations.
+ */
+static struct snd_soc_ops gd2_wm1811_aif1_ops = {
+ .hw_params = gd2_wm1811_aif1_hw_params,
+};
+
+static int gd2_wm1811_aif2_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ int ret;
+ int prate;
+ int bclk;
+
+ dev_info(codec_dai->dev, "%s ++\n", __func__);
+ prate = params_rate(params);
+ switch (params_rate(params)) {
+ case 8000:
+ case 16000:
+ case 32000:
+ break;
+ default:
+ dev_warn(codec_dai->dev, "Unsupported LRCLK %d, falling back to 8000Hz\n",
+ (int)params_rate(params));
+ prate = 8000;
+ }
+
+ /* Set the codec DAI configuration, aif2_mode:0 is slave */
+ if (aif2_mode == 0)
+ ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
+ | SND_SOC_DAIFMT_NB_NF
+ | SND_SOC_DAIFMT_CBS_CFS);
+ else
+ ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
+ | SND_SOC_DAIFMT_NB_NF
+ | SND_SOC_DAIFMT_CBM_CFM);
+
+ if (ret < 0)
+ return ret;
+
+ switch (prate) {
+ case 8000:
+ bclk = 256000;
+ break;
+ case 16000:
+ bclk = 512000;
+ break;
+ case 32000:
+ bclk = 256000;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (aif2_mode == 0) {
+ ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2,
+ WM8994_FLL_SRC_BCLK,
+ bclk, prate * 256);
+ } else {
+ ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2,
+ WM8994_FLL_SRC_MCLK1,
+ MIDAS_DEFAULT_MCLK1, prate * 256);
+ }
+
+ if (ret < 0)
+ dev_err(codec_dai->dev, "Unable to configure FLL2: %d\n", ret);
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
+ prate * 256, SND_SOC_CLOCK_IN);
+ if (ret < 0)
+ dev_err(codec_dai->dev, "Unable to switch to FLL2: %d\n", ret);
+
+ if (!(snd_soc_read(codec, WM8994_INTERRUPT_RAW_STATUS_2)
+ & WM8994_FLL2_LOCK_STS)) {
+ dev_info(codec_dai->dev, "%s: use mclk1 for FLL2\n", __func__);
+ ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2,
+ WM8994_FLL_SRC_MCLK1,
+ MIDAS_DEFAULT_MCLK1, prate * 256);
+ }
+
+ dev_info(codec_dai->dev, "%s --\n", __func__);
+ return 0;
+}
+
+static struct snd_soc_ops gd2_wm1811_aif2_ops = {
+ .hw_params = gd2_wm1811_aif2_hw_params,
+};
+
+static int gd2_wm1811_aif3_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ pr_err("%s: enter\n", __func__);
+ return 0;
+}
+
+static bool playback_stream_status;
+static bool capture_stream_status;
+
+static int gd2_wm1811_aif3_startup(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+ struct wm8994_pdata *pdata = wm8994->pdata;
+ int base = WM8994_GPIO_8 - WM8994_GPIO_1;
+ int i;
+
+ pr_err("%s: enter\n", __func__);
+
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+ capture_stream_status = 1;
+ else
+ playback_stream_status = 1;
+
+ for (i = 0; i < 4; i++) {
+ if (pdata->gpio_defaults[base + i]) {
+ snd_soc_update_bits(wm8994->codec, WM8994_GPIO_8 + i,
+ 0xffff,
+ pdata->gpio_defaults[base + i]);
+ }
+ }
+ return 0;
+}
+
+static void gd2_wm1811_aif3_shutdown(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+ int i;
+
+ pr_err("%s: enter, stream=%d\n", __func__, substream->stream);
+
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+ capture_stream_status = 0;
+ else
+ playback_stream_status = 0;
+
+ if (playback_stream_status || capture_stream_status)
+ return;
+
+ pr_info("%s: set input gpios for AIF3\n", __func__);
+
+ for (i = 0; i < 4; i++) {
+ snd_soc_update_bits(wm8994->codec, WM8994_GPIO_8 + i,
+ 0xffff,
+ 0xA101);
+ }
+ return;
+}
+
+static struct snd_soc_ops gd2_wm1811_aif3_ops = {
+ .startup = gd2_wm1811_aif3_startup,
+ .shutdown = gd2_wm1811_aif3_shutdown,
+ .hw_params = gd2_wm1811_aif3_hw_params,
+};
+
+static const struct snd_kcontrol_new gd2_controls[] = {
+ SOC_DAPM_PIN_SWITCH("HP"),
+ SOC_DAPM_PIN_SWITCH("SPK"),
+ SOC_DAPM_PIN_SWITCH("RCV"),
+ SOC_DAPM_PIN_SWITCH("FM In"),
+ SOC_DAPM_PIN_SWITCH("LINE"),
+ SOC_DAPM_PIN_SWITCH("HDMI"),
+ SOC_DAPM_PIN_SWITCH("Main Mic"),
+ SOC_DAPM_PIN_SWITCH("Sub Mic"),
+ SOC_DAPM_PIN_SWITCH("Headset Mic"),
+
+ SOC_ENUM_EXT("AIF2 Mode", aif2_mode_enum[0],
+ get_aif2_mode, set_aif2_mode),
+
+ SOC_ENUM_EXT("Input Clamp", switch_mode_enum[0],
+ get_input_clamp, set_input_clamp),
+
+ SOC_ENUM_EXT("LineoutSwitch Mode", switch_mode_enum[0],
+ get_lineout_mode, set_lineout_mode),
+
+ SOC_ENUM_EXT("MainMicBias Mode", mic_bias_mode_enum[0],
+ get_main_mic_bias_mode, set_main_mic_bias_mode),
+
+ SOC_ENUM_EXT("SubMicBias Mode", mic_bias_mode_enum[0],
+ get_sub_mic_bias_mode, set_sub_mic_bias_mode),
+
+ SOC_ENUM_EXT("ExtMicEn Mode", mic_bias_mode_enum[0],
+ get_ext_mic_bias_mode, set_ext_mic_bias_mode),
+
+ SOC_ENUM_EXT("AIF2 digital mute", switch_mode_enum[0],
+ get_aif2_mute_status, set_aif2_mute_status),
+};
+
+const struct snd_soc_dapm_widget gd2_dapm_widgets[] = {
+ SND_SOC_DAPM_HP("HP", NULL),
+ SND_SOC_DAPM_SPK("SPK", NULL),
+ SND_SOC_DAPM_SPK("RCV", NULL),
+ SND_SOC_DAPM_LINE("LINE", set_muic_switch),
+ SND_SOC_DAPM_LINE("HDMI", NULL),
+
+ SND_SOC_DAPM_MIC("Headset Mic", NULL),
+ SND_SOC_DAPM_MIC("Main Mic", NULL),
+ SND_SOC_DAPM_MIC("Sub Mic", NULL),
+ SND_SOC_DAPM_LINE("FM In", NULL),
+
+ SND_SOC_DAPM_INPUT("S5P RP"),
+};
+
+const struct snd_soc_dapm_route gd2_dapm_routes[] = {
+ { "HP", NULL, "HPOUT1L" },
+ { "HP", NULL, "HPOUT1R" },
+
+ { "SPK", NULL, "SPKOUTLN" },
+ { "SPK", NULL, "SPKOUTLP" },
+
+ { "RCV", NULL, "HPOUT2N" },
+ { "RCV", NULL, "HPOUT2P" },
+
+ { "LINE", NULL, "LINEOUT2N" },
+ { "LINE", NULL, "LINEOUT2P" },
+
+ { "HDMI", NULL, "LINEOUT1N" },
+ { "HDMI", NULL, "LINEOUT1P" },
+
+ { "IN2LP:VXRN", NULL, "Main Mic" },
+ { "IN2LN", NULL, "Main Mic" },
+
+ { "IN2RP:VXRP", NULL, "Sub Mic" },
+ { "IN2RN", NULL, "Sub Mic" },
+
+ { "IN1LP", NULL, "MICBIAS2" },
+ { "MICBIAS2", NULL, "Headset Mic" },
+ { "IN1LN", NULL, "MICBIAS2" },
+ { "MICBIAS2", NULL, "Headset Mic" },
+
+ { "AIF1DAC1L", NULL, "S5P RP" },
+ { "AIF1DAC1R", NULL, "S5P RP" },
+
+ { "IN1RP", NULL, "FM In" },
+ { "IN1RN", NULL, "FM In" },
+};
+
+static struct snd_soc_dai_driver gd2_ext_dai[] = {
+ {
+ .name = "gd2.cp",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rate_min = 8000,
+ .rate_max = 16000,
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rate_min = 8000,
+ .rate_max = 32000,
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000
+ | SNDRV_PCM_RATE_32000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ },
+ {
+ .name = "gd2.bt",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rate_min = 8000,
+ .rate_max = 16000,
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rate_min = 8000,
+ .rate_max = 16000,
+ .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ },
+};
+
+#ifndef CONFIG_SEC_DEV_JACK
+static ssize_t earjack_state_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct snd_soc_codec *codec = dev_get_drvdata(dev);
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+
+ int report = 0;
+
+ if ((wm8994->micdet[0].jack->status & SND_JACK_HEADPHONE) ||
+ (wm8994->micdet[0].jack->status & SND_JACK_HEADSET)) {
+ report = 1;
+ }
+
+ return sprintf(buf, "%d\n", report);
+}
+
+static ssize_t earjack_state_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ pr_info("%s : operate nothing\n", __func__);
+
+ return size;
+}
+
+static ssize_t earjack_key_state_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct snd_soc_codec *codec = dev_get_drvdata(dev);
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+
+ int report = 0;
+
+ if (wm8994->micdet[0].jack->status & SND_JACK_BTN_0)
+ report = 1;
+
+ return sprintf(buf, "%d\n", report);
+}
+
+static ssize_t earjack_key_state_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ pr_info("%s : operate nothing\n", __func__);
+
+ return size;
+}
+
+static ssize_t earjack_select_jack_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ pr_info("%s : operate nothing\n", __func__);
+
+ return 0;
+}
+
+static ssize_t earjack_select_jack_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct snd_soc_codec *codec = dev_get_drvdata(dev);
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+
+ wm8994->mic_detecting = false;
+ wm8994->jack_mic = true;
+
+ gd2_micd_set_rate(codec);
+
+ if ((!size) || (buf[0] != '1')) {
+ snd_soc_jack_report(wm8994->micdet[0].jack,
+ 0, SND_JACK_HEADSET);
+ dev_info(codec->dev, "Forced remove microphone\n");
+ } else {
+
+ snd_soc_jack_report(wm8994->micdet[0].jack,
+ SND_JACK_HEADSET, SND_JACK_HEADSET);
+ dev_info(codec->dev, "Forced detect microphone\n");
+ }
+
+ return size;
+}
+
+static ssize_t reselect_jack_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ pr_info("%s : operate nothing\n", __func__);
+ return 0;
+}
+
+static ssize_t reselect_jack_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ pr_info("%s : operate nothing\n", __func__);
+ return size;
+}
+
+static DEVICE_ATTR(reselect_jack, S_IRUGO | S_IWUSR | S_IWGRP,
+ reselect_jack_show, reselect_jack_store);
+
+static DEVICE_ATTR(select_jack, S_IRUGO | S_IWUSR | S_IWGRP,
+ earjack_select_jack_show, earjack_select_jack_store);
+
+static DEVICE_ATTR(key_state, S_IRUGO | S_IWUSR | S_IWGRP,
+ earjack_key_state_show, earjack_key_state_store);
+
+static DEVICE_ATTR(state, S_IRUGO | S_IWUSR | S_IWGRP,
+ earjack_state_show, earjack_state_store);
+#endif
+
+static int gd2_wm1811_init_paiftx(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_codec *codec = rtd->codec;
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+ struct snd_soc_dai *aif1_dai = rtd->codec_dai;
+ struct wm8994 *control = codec->control_data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+ const struct exynos_sound_platform_data *sound_pdata;
+ int ret;
+
+ sound_pdata = exynos_sound_get_platform_data();
+
+ midas_snd_set_mclk(true, false);
+
+ rtd->codec_dai->driver->playback.channels_max =
+ rtd->cpu_dai->driver->playback.channels_max;
+
+ ret = snd_soc_add_controls(codec, gd2_controls,
+ ARRAY_SIZE(gd2_controls));
+
+ ret = snd_soc_dapm_new_controls(&codec->dapm, gd2_dapm_widgets,
+ ARRAY_SIZE(gd2_dapm_widgets));
+ if (ret != 0)
+ dev_err(codec->dev, "Failed to add DAPM widgets: %d\n", ret);
+
+ ret = snd_soc_dapm_add_routes(&codec->dapm, gd2_dapm_routes,
+ ARRAY_SIZE(gd2_dapm_routes));
+ if (ret != 0)
+ dev_err(codec->dev, "Failed to add DAPM routes: %d\n", ret);
+
+ ret = snd_soc_dai_set_sysclk(aif1_dai, WM8994_SYSCLK_MCLK2,
+ MIDAS_DEFAULT_MCLK2, SND_SOC_CLOCK_IN);
+ if (ret < 0)
+ dev_err(codec->dev, "Failed to boot clocking\n");
+
+ /* Force AIF1CLK on as it will be master for jack detection */
+ if (wm8994->revision > 1) {
+ ret = snd_soc_dapm_force_enable_pin(&codec->dapm, "AIF1CLK");
+ if (ret < 0)
+ dev_err(codec->dev, "Failed to enable AIF1CLK: %d\n",
+ ret);
+ }
+
+ ret = snd_soc_dapm_disable_pin(&codec->dapm, "S5P RP");
+ if (ret < 0)
+ dev_err(codec->dev, "Failed to disable S5P RP: %d\n", ret);
+
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "RCV");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "SPK");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "HP");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "Headset Mic");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "Sub Mic");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "Main Mic");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF1DACDAT");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF2DACDAT");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF3DACDAT");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF1ADCDAT");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF2ADCDAT");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "AIF3ADCDAT");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "FM In");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "LINE");
+ snd_soc_dapm_ignore_suspend(&codec->dapm, "HDMI");
+
+ wm1811->codec = codec;
+
+ /* Configure Hidden registers of WM1811 to conform of
+ * the Samsung's standard Revision 1.1 for earphones */
+ snd_soc_write(codec, 0x102, 0x3);
+ snd_soc_write(codec, 0xcb, 0x5151);
+ snd_soc_write(codec, 0xd3, 0x3f3f);
+ snd_soc_write(codec, 0xd4, 0x3f3f);
+ snd_soc_write(codec, 0xd5, 0x3f3f);
+ snd_soc_write(codec, 0xd6, 0x3228);
+ snd_soc_write(codec, 0x102, 0x0);
+
+ gd2_micd_set_rate(codec);
+
+#ifdef CONFIG_SEC_DEV_JACK
+ /* By default use idle_bias_off, will override for WM8994 */
+ codec->dapm.idle_bias_off = 0;
+#else /* CONFIG_SEC_DEV_JACK */
+ wm1811->jack.status = 0;
+
+ ret = snd_soc_jack_new(codec, "GD2 Jack",
+ SND_JACK_HEADSET | SND_JACK_BTN_0 |
+ SND_JACK_BTN_1 | SND_JACK_BTN_2,
+ &wm1811->jack);
+
+ if (ret < 0)
+ dev_err(codec->dev, "Failed to create jack: %d\n", ret);
+
+ ret = snd_jack_set_key(wm1811->jack.jack, SND_JACK_BTN_0, KEY_MEDIA);
+
+ if (ret < 0)
+ dev_err(codec->dev, "Failed to set KEY_MEDIA: %d\n", ret);
+
+ ret = snd_jack_set_key(wm1811->jack.jack, SND_JACK_BTN_1,
+ KEY_VOLUMEUP);
+ if (ret < 0)
+ dev_err(codec->dev, "Failed to set KEY_VOLUMEUP: %d\n", ret);
+
+ ret = snd_jack_set_key(wm1811->jack.jack, SND_JACK_BTN_2,
+ KEY_VOLUMEDOWN);
+
+ if (ret < 0)
+ dev_err(codec->dev, "Failed to set KEY_VOLUMEDOWN: %d\n", ret);
+
+ if (wm8994->revision > 1) {
+ dev_info(codec->dev, "wm1811: Rev %c support mic detection\n",
+ 'A' + wm8994->revision);
+#ifdef CONFIG_USE_ADC_DET
+ if (sound_pdata->use_jackdet_type) {
+ ret = wm8958_mic_detect(codec, &wm1811->jack,
+ gd2_micdet, wm1811, NULL, NULL);
+ } else {
+ ret = wm8958_mic_detect(codec, &wm1811->jack, NULL,
+ NULL, gd2_mic_id, wm1811);
+ }
+#else
+ ret = wm8958_mic_detect(codec, &wm1811->jack, NULL,
+ NULL, gd2_mic_id, wm1811);
+#endif
+ if (ret < 0)
+ dev_err(codec->dev, "Failed start detection: %d\n",
+ ret);
+ } else {
+ dev_info(codec->dev, "wm1811: Rev %c doesn't support mic detection\n",
+ 'A' + wm8994->revision);
+ codec->dapm.idle_bias_off = 0;
+ }
+ /* To wakeup for earjack event in suspend mode */
+ enable_irq_wake(control->irq);
+
+ wake_lock_init(&wm1811->jackdet_wake_lock,
+ WAKE_LOCK_SUSPEND, "GD2_jackdet");
+
+ /* To support PBA function test */
+ jack_class = class_create(THIS_MODULE, "audio");
+
+ if (IS_ERR(jack_class))
+ pr_err("Failed to create class\n");
+
+ jack_dev = device_create(jack_class, NULL, 0, codec, "earjack");
+
+ if (device_create_file(jack_dev, &dev_attr_select_jack) < 0)
+ pr_err("Failed to create device file (%s)!\n",
+ dev_attr_select_jack.attr.name);
+
+ if (device_create_file(jack_dev, &dev_attr_key_state) < 0)
+ pr_err("Failed to create device file (%s)!\n",
+ dev_attr_key_state.attr.name);
+
+ if (device_create_file(jack_dev, &dev_attr_state) < 0)
+ pr_err("Failed to create device file (%s)!\n",
+ dev_attr_state.attr.name);
+
+ if (device_create_file(jack_dev, &dev_attr_reselect_jack) < 0)
+ pr_err("Failed to create device file (%s)!\n",
+ dev_attr_reselect_jack.attr.name);
+
+#endif /* CONFIG_SEC_DEV_JACK */
+ sound_pdata = exynos_sound_get_platform_data();
+
+ if (sound_pdata) {
+ wm8994->hubs.dcs_codes_l = sound_pdata->dcs_offset_l;
+ wm8994->hubs.dcs_codes_r = sound_pdata->dcs_offset_r;
+ }
+
+#ifdef CONFIG_USE_ADC_DET
+ pr_info("%s: register adc client\n", __func__);
+ wm1811->padc = s3c_adc_register(gd2_snd_device, NULL, NULL, 0);
+#endif
+ return snd_soc_dapm_sync(&codec->dapm);
+}
+
+static struct snd_soc_dai_link gd2_dai[] = {
+ { /* Sec_Fifo DAI i/f */
+ .name = "Sec_FIFO TX",
+ .stream_name = "Sec_Dai",
+ .cpu_dai_name = "samsung-i2s.4",
+ .codec_dai_name = "wm8994-aif1",
+#ifndef CONFIG_SND_SOC_SAMSUNG_USE_DMA_WRAPPER
+ .platform_name = "samsung-audio-idma",
+#else
+ .platform_name = "samsung-audio",
+#endif
+ .codec_name = "wm8994-codec",
+ .init = gd2_wm1811_init_paiftx,
+ .ops = &gd2_wm1811_aif1_ops,
+ },
+ {
+ .name = "GD2_WM1811 Voice",
+ .stream_name = "Voice Tx/Rx",
+ .cpu_dai_name = "gd2.cp",
+ .codec_dai_name = "wm8994-aif2",
+ .platform_name = "snd-soc-dummy",
+ .codec_name = "wm8994-codec",
+ .ops = &gd2_wm1811_aif2_ops,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "GD2_WM1811 BT",
+ .stream_name = "BT Tx/Rx",
+ .cpu_dai_name = "gd2.bt",
+ .codec_dai_name = "wm8994-aif3",
+ .platform_name = "snd-soc-dummy",
+ .codec_name = "wm8994-codec",
+ .ops = &gd2_wm1811_aif3_ops,
+ .ignore_suspend = 1,
+ },
+ { /* Primary DAI i/f */
+ .name = "WM8994 AIF1",
+ .stream_name = "Pri_Dai",
+ .cpu_dai_name = "samsung-i2s.0",
+ .codec_dai_name = "wm8994-aif1",
+ .platform_name = "samsung-audio",
+ .codec_name = "wm8994-codec",
+ .ops = &gd2_wm1811_aif1_ops,
+ },
+};
+
+static int gd2_card_suspend_pre(struct snd_soc_card *card)
+{
+ struct snd_soc_codec *codec = card->rtd->codec;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+
+#ifdef CONFIG_SND_USE_LINEOUT_SWITCH
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+ if (lineout_mode == 1 &&
+ wm8994->vmid_mode == WM8994_VMID_FORCE) {
+ dev_info(codec->dev,
+ "%s: entering force vmid mode\n", __func__);
+ if (wm1811->lineout_switch_f)
+ wm1811->lineout_switch_f(0);
+ wm8994_vmid_mode(codec, WM8994_VMID_NORMAL);
+ }
+#endif
+#ifdef CONFIG_SEC_DEV_JACK
+ snd_soc_dapm_disable_pin(&codec->dapm, "AIF1CLK");
+#endif
+
+ return 0;
+}
+
+static int gd2_card_suspend_post(struct snd_soc_card *card)
+{
+ struct snd_soc_codec *codec = card->rtd->codec;
+ struct snd_soc_dai *aif1_dai = card->rtd[0].codec_dai;
+ struct snd_soc_dai *aif2_dai = card->rtd[1].codec_dai;
+ int ret;
+
+ if (!codec->active) {
+ ret = snd_soc_dai_set_sysclk(aif2_dai,
+ WM8994_SYSCLK_MCLK2,
+ MIDAS_DEFAULT_MCLK2,
+ SND_SOC_CLOCK_IN);
+
+ if (ret < 0)
+ dev_err(codec->dev, "Unable to switch to MCLK2: %d\n",
+ ret);
+
+ ret = snd_soc_dai_set_pll(aif2_dai, WM8994_FLL2, 0, 0, 0);
+
+ if (ret < 0)
+ dev_err(codec->dev, "Unable to stop FLL2\n");
+
+ ret = snd_soc_dai_set_sysclk(aif1_dai,
+ WM8994_SYSCLK_MCLK2,
+ MIDAS_DEFAULT_MCLK2,
+ SND_SOC_CLOCK_IN);
+ if (ret < 0)
+ dev_err(codec->dev, "Unable to switch to MCLK2\n");
+
+ ret = snd_soc_dai_set_pll(aif1_dai, WM8994_FLL1, 0, 0, 0);
+
+ if (ret < 0)
+ dev_err(codec->dev, "Unable to stop FLL1\n");
+
+ midas_snd_set_mclk(false, true);
+ }
+
+#ifdef CONFIG_ARCH_EXYNOS5
+ exynos5_sys_powerdown_xxti_control(midas_snd_get_mclk() ? 1 : 0);
+#else /* for CONFIG_ARCH_EXYNOS5 */
+ exynos4_sys_powerdown_xusbxti_control(midas_snd_get_mclk() ? 1 : 0);
+#endif
+
+ return 0;
+}
+
+static int gd2_card_resume_pre(struct snd_soc_card *card)
+{
+ struct snd_soc_codec *codec = card->rtd->codec;
+ struct snd_soc_dai *aif1_dai = card->rtd[0].codec_dai;
+ int ret;
+
+ midas_snd_set_mclk(true, false);
+
+ /* Switch the FLL */
+ ret = snd_soc_dai_set_pll(aif1_dai, WM8994_FLL1,
+ WM8994_FLL_SRC_MCLK1,
+ MIDAS_DEFAULT_MCLK1,
+ MIDAS_DEFAULT_SYNC_CLK);
+
+ if (ret < 0)
+ dev_err(aif1_dai->dev, "Unable to start FLL1: %d\n", ret);
+
+ /* Then switch AIF1CLK to it */
+ ret = snd_soc_dai_set_sysclk(aif1_dai,
+ WM8994_SYSCLK_FLL1,
+ MIDAS_DEFAULT_SYNC_CLK,
+ SND_SOC_CLOCK_IN);
+
+ if (ret < 0)
+ dev_err(aif1_dai->dev, "Unable to switch to FLL1: %d\n", ret);
+
+ return 0;
+}
+
+static int gd2_card_resume_post(struct snd_soc_card *card)
+{
+ struct snd_soc_codec *codec = card->rtd->codec;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+ int reg = 0;
+
+#ifdef CONFIG_SND_USE_LINEOUT_SWITCH
+ struct wm1811_machine_priv *wm1811
+ = snd_soc_card_get_drvdata(codec->card);
+
+ if (lineout_mode == 1 &&
+ wm8994->vmid_mode == WM8994_VMID_NORMAL) {
+ dev_info(codec->dev,
+ "%s: entering normal vmid mode\n", __func__);
+ wm8994_vmid_mode(codec, WM8994_VMID_FORCE);
+ if (wm1811->lineout_switch_f)
+ wm1811->lineout_switch_f(1);
+ }
+#endif
+ /* workaround for jack detection
+ * sometimes WM8994_GPIO_1 type changed wrong function type
+ * so if type mismatched, update to IRQ type
+ */
+ reg = snd_soc_read(codec, WM8994_GPIO_1);
+
+ if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_IRQ) {
+ dev_err(codec->dev, "%s: GPIO1 type 0x%x\n", __func__, reg);
+ snd_soc_write(codec, WM8994_GPIO_1, WM8994_GP_FN_IRQ);
+ }
+
+#ifdef CONFIG_SEC_DEV_JACK
+ snd_soc_dapm_force_enable_pin(&codec->dapm, "AIF1CLK");
+#endif
+
+ return 0;
+}
+
+static struct snd_soc_card gd2_card = {
+ .name = "GD2_WM1811",
+ .dai_link = gd2_dai,
+
+ /* If you want to use sec_fifo device,
+ * changes the num_link = 2 or ARRAY_SIZE(gd2_dai). */
+ .num_links = ARRAY_SIZE(gd2_dai),
+
+ .suspend_pre = gd2_card_suspend_pre,
+ .suspend_post = gd2_card_suspend_post,
+ .resume_pre = gd2_card_resume_pre,
+ .resume_post = gd2_card_resume_post
+};
+
+static void gd2_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
+{
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
+
+ if (!wm8994->jackdet || !wm8994->micdet[0].jack)
+ return;
+
+ if (wm8994->active_refcount)
+ mode = WM1811_JACKDET_MODE_AUDIO;
+
+ if (mode == wm8994->jackdet_mode)
+ return;
+
+ wm8994->jackdet_mode = mode;
+
+ /* Always use audio mode to detect while the system is active */
+ if (mode != WM1811_JACKDET_MODE_NONE)
+ mode = WM1811_JACKDET_MODE_AUDIO;
+
+ snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+ WM1811_JACKDET_MODE_MASK, mode);
+}
+
+static irqreturn_t gd2_g_det_thread(int irq, void *data)
+{
+ struct wm1811_machine_priv *wm1811 = data;
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(wm1811->codec);
+ struct snd_soc_codec *codec = wm8994->codec;
+
+
+ if (wm1811->get_g_det_value_f()) {
+
+ pr_info("%s: G_DET_N GPIO is High!!!!", __func__);
+
+ mutex_lock(&wm8994->accdet_lock);
+
+ snd_soc_update_bits(codec, WM8958_MICBIAS2,
+ WM8958_MICB2_DISCH, WM8958_MICB2_DISCH);
+
+ /* Enable debounce while removed */
+ snd_soc_update_bits(codec, WM1811_JACKDET_CTRL,
+ WM1811_JACKDET_DB, WM1811_JACKDET_DB);
+
+ wm8994->mic_detecting = false;
+ wm8994->jack_mic = false;
+
+ snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
+ WM8958_MICD_ENA, 0);
+
+ gd2_jackdet_set_mode(codec, WM1811_JACKDET_MODE_JACK);
+
+ mutex_unlock(&wm8994->accdet_lock);
+
+ mutex_lock(&codec->mutex);
+
+ snd_soc_dapm_disable_pin(&codec->dapm, "MICBIAS2");
+ snd_soc_dapm_sync(&codec->dapm);
+
+ mutex_unlock(&codec->mutex);
+
+ snd_soc_jack_report(wm8994->micdet[0].jack, 0,
+ SND_JACK_MECHANICAL | SND_JACK_HEADSET |
+ wm8994->btn_mask);
+ } else {
+ pr_info("%s: G_DET_N GPIO is Low!!!!", __func__);
+
+ handle_nested_irq(WM1811_JACKDET_IRQ_NUM);
+ msleep(100);
+ handle_nested_irq(WM1811_MIC_IRQ_NUM);
+ }
+
+ return IRQ_HANDLED;
+
+}
+
+static int __init gd2_audio_init(void)
+{
+ struct wm1811_machine_priv *wm1811;
+ const struct exynos_sound_platform_data *sound_pdata;
+ int ret;
+
+ wm1811 = kzalloc(sizeof *wm1811, GFP_KERNEL);
+ if (!wm1811) {
+ pr_err("Failed to allocate memory\n");
+ ret = -ENOMEM;
+ goto err_kzalloc;
+ }
+ snd_soc_card_set_drvdata(&gd2_card, wm1811);
+
+ gd2_snd_device = platform_device_alloc("soc-audio", -1);
+ if (!gd2_snd_device) {
+ ret = -ENOMEM;
+ goto err_device_alloc;
+ }
+
+ ret = snd_soc_register_dais(&gd2_snd_device->dev, gd2_ext_dai,
+ ARRAY_SIZE(gd2_ext_dai));
+ if (ret != 0)
+ pr_err("Failed to register external DAIs: %d\n", ret);
+
+ platform_set_drvdata(gd2_snd_device, &gd2_card);
+
+ ret = platform_device_add(gd2_snd_device);
+ if (ret)
+ platform_device_put(gd2_snd_device);
+
+ sound_pdata = exynos_sound_get_platform_data();
+ if (!sound_pdata) {
+ pr_info("%s: don't use sound pdata\n", __func__);
+ goto err_out_free;
+ }
+
+#ifdef CONFIG_USE_ADC_DET
+ if (sound_pdata->zones) {
+ wm1811->zones = sound_pdata->zones;
+ wm1811->num_zones = sound_pdata->num_zones;
+ }
+ pr_info("%s:use_jackdet_type = %d\n", __func__,
+ sound_pdata->use_jackdet_type);
+ wm1811->use_jackdet_type = sound_pdata->use_jackdet_type;
+#endif
+ if (sound_pdata->set_lineout_switch)
+ wm1811->lineout_switch_f = sound_pdata->set_lineout_switch;
+
+ if (sound_pdata->set_ext_main_mic)
+ wm1811->set_main_mic_f = sound_pdata->set_ext_main_mic;
+
+ if (sound_pdata->set_ext_sub_mic)
+ wm1811->set_sub_mic_f = sound_pdata->set_ext_sub_mic;
+
+ if (sound_pdata->set_ext_ext_mic)
+ wm1811->set_ext_mic_f = sound_pdata->set_ext_ext_mic;
+
+ if (sound_pdata->get_ground_det_value)
+ wm1811->get_g_det_value_f = sound_pdata->get_ground_det_value;
+
+ if (sound_pdata->get_ground_det_irq_num) {
+ wm1811->get_g_det_irq_num_f =
+ sound_pdata->get_ground_det_irq_num;
+ ret = request_threaded_irq(wm1811->get_g_det_irq_num_f(), NULL,
+ gd2_g_det_thread, IRQF_TRIGGER_RISING |
+ IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+ "g_det irq", wm1811);
+ if (ret != 0)
+ pr_err("%s: Failed to register IRQ\n", __func__);
+
+ /* to handle insert/removal when we're sleeping in a call */
+ ret = enable_irq_wake(wm1811->get_g_det_irq_num_f());
+ if (ret)
+ pr_err("%s : Failed to enable_irq_wake\n", __func__);
+ }
+
+ return ret;
+
+err_out_free:
+ platform_device_put(gd2_snd_device);
+err_device_alloc:
+ kfree(wm1811);
+err_kzalloc:
+ return ret;
+}
+module_init(gd2_audio_init);
+
+static void __exit gd2_audio_exit(void)
+{
+ struct snd_soc_card *card = &gd2_card;
+ struct wm1811_machine_priv *wm1811 = snd_soc_card_get_drvdata(card);
+
+#ifdef CONFIG_USE_ADC_DET
+ s3c_adc_release(wm1811->padc);
+#endif
+ platform_device_unregister(gd2_snd_device);
+ kfree(wm1811);
+}
+module_exit(gd2_audio_exit);
+
+MODULE_AUTHOR("MIN LEE <min47.lee@samsung.com>");
+MODULE_DESCRIPTION("ALSA SoC GD2 WM1811");
+MODULE_LICENSE("GPL");