ASoC: mpq8064: Add Machine Driver for MPQ8064 target
To support the sound features on the MPQ target add new machine
Driver which acts as a glue connecting the various audio hardware
Drivers to form a sound card.
Change-Id: I8b67be425399ee6446ada97ccac55cb1da538909
Signed-off-by: Santosh Mardi <gsantosh@codeaurora.org>
diff --git a/sound/soc/msm/mpq8064.c b/sound/soc/msm/mpq8064.c
new file mode 100644
index 0000000..961f833
--- /dev/null
+++ b/sound/soc/msm/mpq8064.c
@@ -0,0 +1,1284 @@
+/* Copyright (c) 2012, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/mfd/pm8xxx/pm8921.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/mfd/pm8xxx/pm8921.h>
+#include <linux/slab.h>
+#include <sound/core.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/soc-dsp.h>
+#include <sound/pcm.h>
+#include <sound/jack.h>
+#include <sound/pcm_params.h>
+#include <asm/mach-types.h>
+#include <mach/socinfo.h>
+#include "msm-pcm-routing.h"
+#include "../codecs/wcd9310.h"
+
+/* 8064 machine driver */
+
+#define PM8921_GPIO_BASE NR_GPIO_IRQS
+#define PM8921_GPIO_PM_TO_SYS(pm_gpio) (pm_gpio - 1 + PM8921_GPIO_BASE)
+
+#define MPQ8064_SPK_ON 1
+#define MPQ8064_SPK_OFF 0
+
+#define MSM_SLIM_0_RX_MAX_CHANNELS 2
+#define MSM_SLIM_0_TX_MAX_CHANNELS 4
+
+#define BOTTOM_SPK_AMP_POS 0x1
+#define BOTTOM_SPK_AMP_NEG 0x2
+#define TOP_SPK_AMP_POS 0x4
+#define TOP_SPK_AMP_NEG 0x8
+
+#define TABLA_EXT_CLK_RATE 12288000
+
+#define TABLA_MBHC_DEF_BUTTONS 8
+#define TABLA_MBHC_DEF_RLOADS 5
+
+#define GPIO_SEC_I2S_RX_SCK 47
+#define GPIO_SEC_I2S_RX_WS 48
+#define GPIO_SEC_I2S_RX_DOUT 49
+#define GPIO_SEC_I2S_RX_MCLK 50
+#define I2S_MCLK_RATE 1536000
+
+static struct clk *sec_i2s_rx_osr_clk;
+static struct clk *sec_i2s_rx_bit_clk;
+
+struct request_gpio {
+ unsigned gpio_no;
+ char *gpio_name;
+};
+
+static struct request_gpio sec_i2s_rx_gpio[] = {
+ {
+ .gpio_no = GPIO_SEC_I2S_RX_MCLK,
+ .gpio_name = "SEC_I2S_RX_MCLK",
+ },
+ {
+ .gpio_no = GPIO_SEC_I2S_RX_SCK,
+ .gpio_name = "SEC_I2S_RX_SCK",
+ },
+ {
+ .gpio_no = GPIO_SEC_I2S_RX_WS,
+ .gpio_name = "SEC_I2S_RX_WS",
+ },
+ {
+ .gpio_no = GPIO_SEC_I2S_RX_DOUT,
+ .gpio_name = "SEC_I2S_RX_DOUT",
+ },
+};
+
+static u32 top_spk_pamp_gpio = PM8921_GPIO_PM_TO_SYS(18);
+static u32 bottom_spk_pamp_gpio = PM8921_GPIO_PM_TO_SYS(19);
+static int msm_spk_control;
+static int msm_ext_bottom_spk_pamp;
+static int msm_ext_top_spk_pamp;
+static int msm_slim_0_rx_ch = 1;
+static int msm_slim_0_tx_ch = 1;
+
+static struct clk *codec_clk;
+static int clk_users;
+
+static int msm_headset_gpios_configured;
+
+static struct snd_soc_jack hs_jack;
+static struct snd_soc_jack button_jack;
+
+static int msm_enable_codec_ext_clk(struct snd_soc_codec *codec, int enable,
+ bool dapm);
+
+static struct tabla_mbhc_config mbhc_cfg = {
+ .headset_jack = &hs_jack,
+ .button_jack = &button_jack,
+ .read_fw_bin = false,
+ .calibration = NULL,
+ .micbias = TABLA_MICBIAS2,
+ .mclk_cb_fn = msm_enable_codec_ext_clk,
+ .mclk_rate = TABLA_EXT_CLK_RATE,
+ .gpio = 0, /* MBHC GPIO is not configured */
+ .gpio_irq = 0,
+ .gpio_level_insert = 1,
+};
+
+static void msm_enable_ext_spk_amp_gpio(u32 spk_amp_gpio)
+{
+ int ret = 0;
+
+ struct pm_gpio param = {
+ .direction = PM_GPIO_DIR_OUT,
+ .output_buffer = PM_GPIO_OUT_BUF_CMOS,
+ .output_value = 1,
+ .pull = PM_GPIO_PULL_NO,
+ .vin_sel = PM_GPIO_VIN_S4,
+ .out_strength = PM_GPIO_STRENGTH_MED,
+ .
+ function = PM_GPIO_FUNC_NORMAL,
+ };
+
+ if (spk_amp_gpio == bottom_spk_pamp_gpio) {
+
+ ret = gpio_request(bottom_spk_pamp_gpio, "BOTTOM_SPK_AMP");
+ if (ret) {
+ pr_err("%s: Error requesting BOTTOM SPK AMP GPIO %u\n",
+ __func__, bottom_spk_pamp_gpio);
+ return;
+ }
+ ret = pm8xxx_gpio_config(bottom_spk_pamp_gpio, ¶m);
+ if (ret)
+ pr_err("%s: Failed to configure Bottom Spk Ampl"
+ " gpio %u\n", __func__, bottom_spk_pamp_gpio);
+ else {
+ pr_debug("%s: enable Bottom spkr amp gpio\n", __func__);
+ gpio_direction_output(bottom_spk_pamp_gpio, 1);
+ }
+
+ } else if (spk_amp_gpio == top_spk_pamp_gpio) {
+
+ ret = gpio_request(top_spk_pamp_gpio, "TOP_SPK_AMP");
+ if (ret) {
+ pr_err("%s: Error requesting GPIO %d\n", __func__,
+ top_spk_pamp_gpio);
+ return;
+ }
+ ret = pm8xxx_gpio_config(top_spk_pamp_gpio, ¶m);
+ if (ret)
+ pr_err("%s: Failed to configure Top Spk Ampl"
+ " gpio %u\n", __func__, top_spk_pamp_gpio);
+ else {
+ pr_debug("%s: enable Top spkr amp gpio\n", __func__);
+ gpio_direction_output(top_spk_pamp_gpio, 1);
+ }
+ } else {
+ pr_err("%s: ERROR : Invalid External Speaker Ampl GPIO."
+ " gpio = %u\n", __func__, spk_amp_gpio);
+ return;
+ }
+}
+
+static void msm_ext_spk_power_amp_on(u32 spk)
+{
+ if (spk & (BOTTOM_SPK_AMP_POS | BOTTOM_SPK_AMP_NEG)) {
+
+ if ((msm_ext_bottom_spk_pamp & BOTTOM_SPK_AMP_POS) &&
+ (msm_ext_bottom_spk_pamp & BOTTOM_SPK_AMP_NEG)) {
+
+ pr_debug("%s() External Bottom Speaker Ampl already "
+ "turned on. spk = 0x%08x\n", __func__, spk);
+ return;
+ }
+
+ msm_ext_bottom_spk_pamp |= spk;
+
+ if ((msm_ext_bottom_spk_pamp & BOTTOM_SPK_AMP_POS) &&
+ (msm_ext_bottom_spk_pamp & BOTTOM_SPK_AMP_NEG)) {
+
+ msm_enable_ext_spk_amp_gpio(bottom_spk_pamp_gpio);
+ pr_debug("%s: slepping 4 ms after turning on external "
+ " Bottom Speaker Ampl\n", __func__);
+ usleep_range(4000, 4000);
+ }
+
+ } else if (spk & (TOP_SPK_AMP_POS | TOP_SPK_AMP_NEG)) {
+
+ if ((msm_ext_top_spk_pamp & TOP_SPK_AMP_POS) &&
+ (msm_ext_top_spk_pamp & TOP_SPK_AMP_NEG)) {
+
+ pr_debug("%s() External Top Speaker Ampl already"
+ "turned on. spk = 0x%08x\n", __func__, spk);
+ return;
+ }
+
+ msm_ext_top_spk_pamp |= spk;
+
+ if ((msm_ext_top_spk_pamp & TOP_SPK_AMP_POS) &&
+ (msm_ext_top_spk_pamp & TOP_SPK_AMP_NEG)) {
+
+ msm_enable_ext_spk_amp_gpio(top_spk_pamp_gpio);
+ pr_debug("%s: sleeping 4 ms after turning on "
+ " external Top Speaker Ampl\n", __func__);
+ usleep_range(4000, 4000);
+ }
+ } else {
+
+ pr_err("%s: ERROR : Invalid External Speaker Ampl. spk = 0x%08x\n",
+ __func__, spk);
+ return;
+ }
+}
+
+static void msm_ext_spk_power_amp_off(u32 spk)
+{
+ if (spk & (BOTTOM_SPK_AMP_POS | BOTTOM_SPK_AMP_NEG)) {
+
+ if (!msm_ext_bottom_spk_pamp)
+ return;
+
+ gpio_direction_output(bottom_spk_pamp_gpio, 0);
+ gpio_free(bottom_spk_pamp_gpio);
+ msm_ext_bottom_spk_pamp = 0;
+
+ pr_debug("%s: sleeping 4 ms after turning off external Bottom"
+ " Speaker Ampl\n", __func__);
+
+ usleep_range(4000, 4000);
+
+ } else if (spk & (TOP_SPK_AMP_POS | TOP_SPK_AMP_NEG)) {
+
+ if (!msm_ext_top_spk_pamp)
+ return;
+
+ gpio_direction_output(top_spk_pamp_gpio, 0);
+ gpio_free(top_spk_pamp_gpio);
+ msm_ext_top_spk_pamp = 0;
+
+ pr_debug("%s: sleeping 4 ms after turning off external Top"
+ " Spkaker Ampl\n", __func__);
+
+ usleep_range(4000, 4000);
+ } else {
+
+ pr_err("%s: ERROR : Invalid Ext Spk Ampl. spk = 0x%08x\n",
+ __func__, spk);
+ return;
+ }
+}
+
+static void msm_ext_control(struct snd_soc_codec *codec)
+{
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
+
+ pr_debug("%s: msm_spk_control = %d", __func__, msm_spk_control);
+ if (msm_spk_control == MPQ8064_SPK_ON) {
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Bottom Pos");
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Bottom Neg");
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Top Pos");
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Top Neg");
+ } else {
+ snd_soc_dapm_disable_pin(dapm, "Ext Spk Bottom Pos");
+ snd_soc_dapm_disable_pin(dapm, "Ext Spk Bottom Neg");
+ snd_soc_dapm_disable_pin(dapm, "Ext Spk Top Pos");
+ snd_soc_dapm_disable_pin(dapm, "Ext Spk Top Neg");
+ }
+
+ snd_soc_dapm_sync(dapm);
+}
+
+static int msm_get_spk(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ pr_debug("%s: msm_spk_control = %d", __func__, msm_spk_control);
+ ucontrol->value.integer.value[0] = msm_spk_control;
+ return 0;
+}
+static int msm_set_spk(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+
+ pr_debug("%s()\n", __func__);
+ if (msm_spk_control == ucontrol->value.integer.value[0])
+ return 0;
+
+ msm_spk_control = ucontrol->value.integer.value[0];
+ msm_ext_control(codec);
+ return 1;
+}
+static int msm_spkramp_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ pr_debug("%s() %x\n", __func__, SND_SOC_DAPM_EVENT_ON(event));
+
+ if (SND_SOC_DAPM_EVENT_ON(event)) {
+ if (!strncmp(w->name, "Ext Spk Bottom Pos", 18))
+ msm_ext_spk_power_amp_on(BOTTOM_SPK_AMP_POS);
+ else if (!strncmp(w->name, "Ext Spk Bottom Neg", 18))
+ msm_ext_spk_power_amp_on(BOTTOM_SPK_AMP_NEG);
+ else if (!strncmp(w->name, "Ext Spk Top Pos", 15))
+ msm_ext_spk_power_amp_on(TOP_SPK_AMP_POS);
+ else if (!strncmp(w->name, "Ext Spk Top Neg", 15))
+ msm_ext_spk_power_amp_on(TOP_SPK_AMP_NEG);
+ else {
+ pr_err("%s() Invalid Speaker Widget = %s\n",
+ __func__, w->name);
+ return -EINVAL;
+ }
+
+ } else {
+ if (!strncmp(w->name, "Ext Spk Bottom Pos", 18))
+ msm_ext_spk_power_amp_off(BOTTOM_SPK_AMP_POS);
+ else if (!strncmp(w->name, "Ext Spk Bottom Neg", 18))
+ msm_ext_spk_power_amp_off(BOTTOM_SPK_AMP_NEG);
+ else if (!strncmp(w->name, "Ext Spk Top Pos", 15))
+ msm_ext_spk_power_amp_off(TOP_SPK_AMP_POS);
+ else if (!strncmp(w->name, "Ext Spk Top Neg", 15))
+ msm_ext_spk_power_amp_off(TOP_SPK_AMP_NEG);
+ else {
+ pr_err("%s() Invalid Speaker Widget = %s\n",
+ __func__, w->name);
+ return -EINVAL;
+ }
+ }
+ return 0;
+}
+
+static int msm_enable_codec_ext_clk(struct snd_soc_codec *codec, int enable,
+ bool dapm)
+{
+ pr_debug("%s: enable = %d\n", __func__, enable);
+ if (enable) {
+ clk_users++;
+ pr_debug("%s: clk_users = %d\n", __func__, clk_users);
+ if (clk_users != 1)
+ return 0;
+
+ if (codec_clk) {
+ clk_set_rate(codec_clk, TABLA_EXT_CLK_RATE);
+ clk_enable(codec_clk);
+ tabla_mclk_enable(codec, 1, dapm);
+ } else {
+ pr_err("%s: Error setting Tabla MCLK\n", __func__);
+ clk_users--;
+ return -EINVAL;
+ }
+ } else {
+ pr_debug("%s: clk_users = %d\n", __func__, clk_users);
+ if (clk_users == 0)
+ return 0;
+ clk_users--;
+ if (!clk_users) {
+ pr_debug("%s: disabling MCLK. clk_users = %d\n",
+ __func__, clk_users);
+ clk_disable(codec_clk);
+ tabla_mclk_enable(codec, 0, dapm);
+ }
+ }
+ return 0;
+}
+
+static int msm_mclk_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ pr_debug("%s: event = %d\n", __func__, event);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+
+ clk_users++;
+ pr_debug("%s: clk_users = %d\n", __func__, clk_users);
+
+ if (clk_users != 1)
+ return 0;
+
+ if (codec_clk) {
+ clk_set_rate(codec_clk, 12288000);
+ clk_enable(codec_clk);
+ tabla_mclk_enable(w->codec, 1, true);
+
+ } else {
+ pr_err("%s: Error setting Tabla MCLK\n", __func__);
+ clk_users--;
+ return -EINVAL;
+ }
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+
+ pr_debug("%s: clk_users = %d\n", __func__, clk_users);
+
+ if (clk_users == 0)
+ return 0;
+
+ clk_users--;
+
+ if (!clk_users) {
+ pr_debug("%s: disabling MCLK. clk_users = %d\n",
+ __func__, clk_users);
+
+ clk_disable(codec_clk);
+ tabla_mclk_enable(w->codec, 0, true);
+ }
+ break;
+ }
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget msm_dapm_widgets[] = {
+
+ SND_SOC_DAPM_SUPPLY("MCLK", SND_SOC_NOPM, 0, 0,
+ msm_mclk_event, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_SPK("Ext Spk Bottom Pos", msm_spkramp_event),
+ SND_SOC_DAPM_SPK("Ext Spk Bottom Neg", msm_spkramp_event),
+
+ SND_SOC_DAPM_SPK("Ext Spk Top Pos", msm_spkramp_event),
+ SND_SOC_DAPM_SPK("Ext Spk Top Neg", msm_spkramp_event),
+
+ SND_SOC_DAPM_MIC("Handset Mic", NULL),
+ SND_SOC_DAPM_MIC("Headset Mic", NULL),
+
+ SND_SOC_DAPM_MIC("ANCRight Headset Mic", NULL),
+ SND_SOC_DAPM_MIC("ANCLeft Headset Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route common_audio_map[] = {
+
+ {"RX_BIAS", NULL, "MCLK"},
+ {"LDO_H", NULL, "MCLK"},
+
+ /* Speaker path */
+ {"Ext Spk Bottom Pos", NULL, "LINEOUT1"},
+ {"Ext Spk Bottom Neg", NULL, "LINEOUT3"},
+
+ {"Ext Spk Top Pos", NULL, "LINEOUT2"},
+ {"Ext Spk Top Neg", NULL, "LINEOUT4"},
+
+ /* Microphone path */
+ {"AMIC1", NULL, "MIC BIAS1 Internal1"},
+ {"MIC BIAS1 Internal1", NULL, "Handset Mic"},
+
+ {"AMIC2", NULL, "MIC BIAS2 External"},
+ {"MIC BIAS2 External", NULL, "Headset Mic"},
+
+ /**
+ * AMIC3 and AMIC4 inputs are connected to ANC microphones
+ * These mics are biased differently on CDP and FLUID
+ * routing entries below are based on bias arrangement
+ * on FLUID.
+ */
+ {"AMIC3", NULL, "MIC BIAS3 Internal1"},
+ {"MIC BIAS3 Internal1", NULL, "ANCRight Headset Mic"},
+
+ {"AMIC4", NULL, "MIC BIAS1 Internal2"},
+ {"MIC BIAS1 Internal2", NULL, "ANCLeft Headset Mic"},
+
+ {"HEADPHONE", NULL, "LDO_H"},
+};
+
+static const char *spk_function[] = {"Off", "On"};
+static const char *slim0_rx_ch_text[] = {"One", "Two"};
+static const char *slim0_tx_ch_text[] = {"One", "Two", "Three", "Four"};
+
+static const struct soc_enum msm_enum[] = {
+ SOC_ENUM_SINGLE_EXT(2, spk_function),
+ SOC_ENUM_SINGLE_EXT(2, slim0_rx_ch_text),
+ SOC_ENUM_SINGLE_EXT(4, slim0_tx_ch_text),
+};
+
+static int msm_slim_0_rx_ch_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ pr_debug("%s: msm_slim_0_rx_ch = %d\n", __func__,
+ msm_slim_0_rx_ch);
+ ucontrol->value.integer.value[0] = msm_slim_0_rx_ch - 1;
+ return 0;
+}
+
+static int msm_slim_0_rx_ch_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ msm_slim_0_rx_ch = ucontrol->value.integer.value[0] + 1;
+
+ pr_debug("%s: msm_slim_0_rx_ch = %d\n", __func__,
+ msm_slim_0_rx_ch);
+ return 1;
+}
+
+static int msm_slim_0_tx_ch_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ pr_debug("%s: msm_slim_0_tx_ch = %d\n", __func__,
+ msm_slim_0_tx_ch);
+ ucontrol->value.integer.value[0] = msm_slim_0_tx_ch - 1;
+ return 0;
+}
+
+static int msm_slim_0_tx_ch_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ msm_slim_0_tx_ch = ucontrol->value.integer.value[0] + 1;
+
+ pr_debug("%s: msm_slim_0_tx_ch = %d\n", __func__,
+ msm_slim_0_tx_ch);
+ return 1;
+}
+
+static const struct snd_kcontrol_new tabla_msm_controls[] = {
+ SOC_ENUM_EXT("Speaker Function", msm_enum[0], msm_get_spk,
+ msm_set_spk),
+ SOC_ENUM_EXT("SLIM_0_RX Channels", msm_enum[1],
+ msm_slim_0_rx_ch_get, msm_slim_0_rx_ch_put),
+ SOC_ENUM_EXT("SLIM_0_TX Channels", msm_enum[2],
+ msm_slim_0_tx_ch_get, msm_slim_0_tx_ch_put),
+};
+
+static void *def_tabla_mbhc_cal(void)
+{
+ void *tabla_cal;
+ struct tabla_mbhc_btn_detect_cfg *btn_cfg;
+ u16 *btn_low, *btn_high;
+ u8 *n_ready, *n_cic, *gain;
+
+ tabla_cal = kzalloc(TABLA_MBHC_CAL_SIZE(TABLA_MBHC_DEF_BUTTONS,
+ TABLA_MBHC_DEF_RLOADS),
+ GFP_KERNEL);
+ if (!tabla_cal) {
+ pr_err("%s: out of memory\n", __func__);
+ return NULL;
+ }
+
+#define S(X, Y) ((TABLA_MBHC_CAL_GENERAL_PTR(tabla_cal)->X) = (Y))
+ S(t_ldoh, 100);
+ S(t_bg_fast_settle, 100);
+ S(t_shutdown_plug_rem, 255);
+ S(mbhc_nsa, 4);
+ S(mbhc_navg, 4);
+#undef S
+#define S(X, Y) ((TABLA_MBHC_CAL_PLUG_DET_PTR(tabla_cal)->X) = (Y))
+ S(mic_current, TABLA_PID_MIC_5_UA);
+ S(hph_current, TABLA_PID_MIC_5_UA);
+ S(t_mic_pid, 100);
+ S(t_ins_complete, 250);
+ S(t_ins_retry, 200);
+#undef S
+#define S(X, Y) ((TABLA_MBHC_CAL_PLUG_TYPE_PTR(tabla_cal)->X) = (Y))
+ S(v_no_mic, 30);
+ S(v_hs_max, 1550);
+#undef S
+#define S(X, Y) ((TABLA_MBHC_CAL_BTN_DET_PTR(tabla_cal)->X) = (Y))
+ S(c[0], 62);
+ S(c[1], 124);
+ S(nc, 1);
+ S(n_meas, 3);
+ S(mbhc_nsc, 11);
+ S(n_btn_meas, 1);
+ S(n_btn_con, 2);
+ S(num_btn, TABLA_MBHC_DEF_BUTTONS);
+ S(v_btn_press_delta_sta, 100);
+ S(v_btn_press_delta_cic, 50);
+#undef S
+ btn_cfg = TABLA_MBHC_CAL_BTN_DET_PTR(tabla_cal);
+ btn_low = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_V_BTN_LOW);
+ btn_high = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_V_BTN_HIGH);
+ btn_low[0] = -50;
+ btn_high[0] = 10;
+ btn_low[1] = 11;
+ btn_high[1] = 38;
+ btn_low[2] = 39;
+ btn_high[2] = 64;
+ btn_low[3] = 65;
+ btn_high[3] = 91;
+ btn_low[4] = 92;
+ btn_high[4] = 115;
+ btn_low[5] = 116;
+ btn_high[5] = 141;
+ btn_low[6] = 142;
+ btn_high[6] = 163;
+ btn_low[7] = 164;
+ btn_high[7] = 250;
+ n_ready = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_N_READY);
+ n_ready[0] = 48;
+ n_ready[1] = 38;
+ n_cic = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_N_CIC);
+ n_cic[0] = 60;
+ n_cic[1] = 47;
+ gain = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_GAIN);
+ gain[0] = 11;
+ gain[1] = 9;
+
+ return tabla_cal;
+}
+
+static int msm_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 *codec_dai = rtd->codec_dai;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ int ret = 0;
+ unsigned int rx_ch[SLIM_MAX_RX_PORTS], tx_ch[SLIM_MAX_TX_PORTS];
+ unsigned int rx_ch_cnt = 0, tx_ch_cnt = 0;
+
+ pr_debug("%s: ch=%d\n", __func__,
+ msm_slim_0_rx_ch);
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ ret = snd_soc_dai_get_channel_map(codec_dai,
+ &tx_ch_cnt, tx_ch, &rx_ch_cnt , rx_ch);
+ if (ret < 0) {
+ pr_err("%s: failed to get codec chan map\n", __func__);
+ goto end;
+ }
+
+ ret = snd_soc_dai_set_channel_map(cpu_dai, 0, 0,
+ msm_slim_0_rx_ch, rx_ch);
+ if (ret < 0) {
+ pr_err("%s: failed to set cpu chan map\n", __func__);
+ goto end;
+ }
+ ret = snd_soc_dai_set_channel_map(codec_dai, 0, 0,
+ msm_slim_0_rx_ch, rx_ch);
+ if (ret < 0) {
+ pr_err("%s: failed to set codec channel map\n",
+ __func__);
+ goto end;
+ }
+ } else {
+ ret = snd_soc_dai_get_channel_map(codec_dai,
+ &tx_ch_cnt, tx_ch, &rx_ch_cnt , rx_ch);
+ if (ret < 0) {
+ pr_err("%s: failed to get codec chan map\n", __func__);
+ goto end;
+ }
+ ret = snd_soc_dai_set_channel_map(cpu_dai,
+ msm_slim_0_tx_ch, tx_ch, 0 , 0);
+ if (ret < 0) {
+ pr_err("%s: failed to set cpu chan map\n", __func__);
+ goto end;
+ }
+ ret = snd_soc_dai_set_channel_map(codec_dai,
+ msm_slim_0_tx_ch, tx_ch, 0, 0);
+ if (ret < 0) {
+ pr_err("%s: failed to set codec channel map\n",
+ __func__);
+ goto end;
+ }
+
+
+ }
+end:
+ return ret;
+}
+
+static int msm_audrx_init(struct snd_soc_pcm_runtime *rtd)
+{
+ int err;
+ struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+
+ pr_debug("%s(), dev_name%s\n", __func__, dev_name(cpu_dai->dev));
+
+ /*if (machine_is_msm_liquid()) {
+ top_spk_pamp_gpio = (PM8921_GPIO_PM_TO_SYS(19));
+ bottom_spk_pamp_gpio = (PM8921_GPIO_PM_TO_SYS(18));
+ }*/
+
+ rtd->pmdown_time = 0;
+
+ err = snd_soc_add_controls(codec, tabla_msm_controls,
+ ARRAY_SIZE(tabla_msm_controls));
+ if (err < 0)
+ return err;
+
+ snd_soc_dapm_new_controls(dapm, msm_dapm_widgets,
+ ARRAY_SIZE(msm_dapm_widgets));
+
+ snd_soc_dapm_add_routes(dapm, common_audio_map,
+ ARRAY_SIZE(common_audio_map));
+
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Bottom Pos");
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Bottom Neg");
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Top Pos");
+ snd_soc_dapm_enable_pin(dapm, "Ext Spk Top Neg");
+
+ snd_soc_dapm_sync(dapm);
+
+ err = snd_soc_jack_new(codec, "Headset Jack",
+ (SND_JACK_HEADSET | SND_JACK_OC_HPHL | SND_JACK_OC_HPHR),
+ &hs_jack);
+ if (err) {
+ pr_err("failed to create new jack\n");
+ return err;
+ }
+
+ err = snd_soc_jack_new(codec, "Button Jack",
+ TABLA_JACK_BUTTON_MASK, &button_jack);
+ if (err) {
+ pr_err("failed to create new jack\n");
+ return err;
+ }
+
+ codec_clk = clk_get(cpu_dai->dev, "osr_clk");
+
+ err = tabla_hs_detect(codec, &mbhc_cfg);
+
+ return err;
+}
+
+static struct snd_soc_dsp_link lpa_fe_media = {
+ .playback = true,
+ .trigger = {
+ SND_SOC_DSP_TRIGGER_POST,
+ SND_SOC_DSP_TRIGGER_POST
+ },
+};
+
+static struct snd_soc_dsp_link fe_media = {
+ .playback = true,
+ .capture = true,
+ .trigger = {
+ SND_SOC_DSP_TRIGGER_POST,
+ SND_SOC_DSP_TRIGGER_POST
+ },
+};
+
+static struct snd_soc_dsp_link slimbus0_hl_media = {
+ .playback = true,
+ .capture = true,
+ .trigger = {
+ SND_SOC_DSP_TRIGGER_POST,
+ SND_SOC_DSP_TRIGGER_POST
+ },
+};
+
+static struct snd_soc_dsp_link int_fm_hl_media = {
+ .playback = true,
+ .capture = true,
+ .trigger = {
+ SND_SOC_DSP_TRIGGER_POST,
+ SND_SOC_DSP_TRIGGER_POST
+ },
+};
+
+static int msm_slim_0_rx_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+
+ pr_debug("%s()\n", __func__);
+ rate->min = rate->max = 48000;
+ channels->min = channels->max = msm_slim_0_rx_ch;
+
+ return 0;
+}
+
+static int msm_slim_0_tx_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+
+ pr_debug("%s()\n", __func__);
+ rate->min = rate->max = 48000;
+ channels->min = channels->max = msm_slim_0_tx_ch;
+
+ return 0;
+}
+
+static int msm_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+
+ pr_debug("%s()\n", __func__);
+ rate->min = rate->max = 48000;
+
+ return 0;
+}
+
+static int msm_hdmi_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+
+ pr_debug("%s channels->min %u channels->max %u ()\n", __func__,
+ channels->min, channels->max);
+
+ rate->min = rate->max = 48000;
+
+ return 0;
+}
+
+static int msm_startup(struct snd_pcm_substream *substream)
+{
+ pr_debug("%s(): substream = %s stream = %d\n", __func__,
+ substream->name, substream->stream);
+ return 0;
+}
+
+static void msm_shutdown(struct snd_pcm_substream *substream)
+{
+ pr_debug("%s(): substream = %s stream = %d\n", __func__,
+ substream->name, substream->stream);
+}
+
+static struct snd_soc_ops msm_be_ops = {
+ .startup = msm_startup,
+ .hw_params = msm_hw_params,
+ .shutdown = msm_shutdown,
+};
+
+static int mpq8064_sec_i2s_rx_free_gpios(void)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(sec_i2s_rx_gpio); i++)
+ gpio_free(sec_i2s_rx_gpio[i].gpio_no);
+ return 0;
+}
+
+static int mpq8064_sec_i2s_rx_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+
+ int rate = params_rate(params);
+ int bit_clk_set = 0;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ bit_clk_set = I2S_MCLK_RATE/(rate * 2 * 16);
+ clk_set_rate(sec_i2s_rx_bit_clk, bit_clk_set);
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ bit_clk_set = I2S_MCLK_RATE/(rate * 2 * 24);
+ clk_set_rate(sec_i2s_rx_bit_clk, bit_clk_set);
+ break;
+ default:
+ pr_err("wrong format\n");
+ break;
+ }
+ }
+ return 0;
+}
+
+static void mpq8064_sec_i2s_rx_shutdown(struct snd_pcm_substream *substream)
+{
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (sec_i2s_rx_bit_clk) {
+ clk_disable(sec_i2s_rx_bit_clk);
+ clk_put(sec_i2s_rx_bit_clk);
+ sec_i2s_rx_bit_clk = NULL;
+ }
+ if (sec_i2s_rx_osr_clk) {
+ clk_disable(sec_i2s_rx_osr_clk);
+ clk_put(sec_i2s_rx_osr_clk);
+ sec_i2s_rx_osr_clk = NULL;
+ }
+ mpq8064_sec_i2s_rx_free_gpios();
+ }
+ pr_info("%s(): substream = %s stream = %d\n", __func__,
+ substream->name, substream->stream);
+}
+
+static int configure_sec_i2s_rx_gpio(void)
+{
+ int rtn;
+ int i;
+ int j;
+ for (i = 0; i < ARRAY_SIZE(sec_i2s_rx_gpio); i++) {
+ rtn = gpio_request(sec_i2s_rx_gpio[i].gpio_no,
+ sec_i2s_rx_gpio[i].gpio_name);
+ pr_debug("%s: gpio = %d, gpio name = %s, rtn = %d\n",
+ __func__,
+ sec_i2s_rx_gpio[i].gpio_no,
+ sec_i2s_rx_gpio[i].gpio_name,
+ rtn);
+ if (rtn) {
+ pr_err("%s: Failed to request gpio %d\n",
+ __func__,
+ sec_i2s_rx_gpio[i].gpio_no);
+ for (j = i; j >= 0; j--)
+ gpio_free(sec_i2s_rx_gpio[j].gpio_no);
+
+ goto err;
+ }
+ }
+err:
+ return rtn;
+}
+
+static int mpq8064_sec_i2s_rx_startup(struct snd_pcm_substream *substream)
+{
+ int ret = 0;
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ configure_sec_i2s_rx_gpio();
+ sec_i2s_rx_osr_clk = clk_get(cpu_dai->dev, "osr_clk");
+ if (IS_ERR(sec_i2s_rx_osr_clk)) {
+ pr_err("Failed to get sec_i2s_rx_osr_clk\n");
+ return PTR_ERR(sec_i2s_rx_osr_clk);
+ }
+ clk_set_rate(sec_i2s_rx_osr_clk, I2S_MCLK_RATE);
+ clk_enable(sec_i2s_rx_osr_clk);
+ sec_i2s_rx_bit_clk = clk_get(cpu_dai->dev, "bit_clk");
+ if (IS_ERR(sec_i2s_rx_bit_clk)) {
+ pr_err("Failed to get sec i2s osr_clk\n");
+ clk_disable(sec_i2s_rx_osr_clk);
+ clk_put(sec_i2s_rx_osr_clk);
+ return PTR_ERR(sec_i2s_rx_bit_clk);
+ }
+ clk_set_rate(sec_i2s_rx_bit_clk, 1);
+ ret = clk_enable(sec_i2s_rx_bit_clk);
+ if (ret != 0) {
+ pr_err("Unable to enable sec i2s rx_bit_clk\n");
+ clk_put(sec_i2s_rx_bit_clk);
+ clk_disable(sec_i2s_rx_osr_clk);
+ clk_put(sec_i2s_rx_osr_clk);
+ return ret;
+ }
+ ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_CBS_CFS);
+ if (ret < 0)
+ pr_err("set format for codec dai failed\n");
+ }
+ pr_debug("%s: ret = %d\n", __func__, ret);
+ pr_info("%s(): substream = %s stream = %d\n", __func__,
+ substream->name, substream->stream);
+ return ret;
+}
+
+static struct snd_soc_ops mpq8064_sec_i2s_rx_be_ops = {
+ .startup = mpq8064_sec_i2s_rx_startup,
+ .shutdown = mpq8064_sec_i2s_rx_shutdown,
+ .hw_params = mpq8064_sec_i2s_rx_hw_params,
+};
+
+/* Digital audio interface glue - connects codec <---> CPU */
+static struct snd_soc_dai_link msm_dai[] = {
+ /* FrontEnd DAI Links */
+ {
+ .name = "MSM8960 Media1",
+ .stream_name = "MultiMedia1",
+ .cpu_dai_name = "MultiMedia1",
+ .platform_name = "msm-pcm-dsp",
+ .dynamic = 1,
+ .dsp_link = &fe_media,
+ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA1
+ },
+ {
+ .name = "MSM8960 Media2",
+ .stream_name = "MultiMedia2",
+ .cpu_dai_name = "MultiMedia2",
+ .platform_name = "msm-pcm-dsp",
+ .dynamic = 1,
+ .dsp_link = &fe_media,
+ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA2,
+ },
+ {
+ .name = "Circuit-Switch Voice",
+ .stream_name = "CS-Voice",
+ .cpu_dai_name = "CS-VOICE",
+ .platform_name = "msm-pcm-voice",
+ .dynamic = 1,
+ .dsp_link = &fe_media,
+ .be_id = MSM_FRONTEND_DAI_CS_VOICE,
+ .no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "MSM VoIP",
+ .stream_name = "VoIP",
+ .cpu_dai_name = "VoIP",
+ .platform_name = "msm-voip-dsp",
+ .dynamic = 1,
+ .dsp_link = &fe_media,
+ .be_id = MSM_FRONTEND_DAI_VOIP,
+ },
+ {
+ .name = "MSM8960 LPA",
+ .stream_name = "LPA",
+ .cpu_dai_name = "MultiMedia3",
+ .platform_name = "msm-pcm-lpa",
+ .dynamic = 1,
+ .dsp_link = &lpa_fe_media,
+ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA3,
+ },
+ /* Hostless PMC purpose */
+ {
+ .name = "SLIMBUS_0 Hostless",
+ .stream_name = "SLIMBUS_0 Hostless",
+ .cpu_dai_name = "SLIMBUS0_HOSTLESS",
+ .platform_name = "msm-pcm-hostless",
+ .dynamic = 1,
+ .dsp_link = &slimbus0_hl_media,
+ .no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
+ .ignore_suspend = 1,
+ /* .be_id = do not care */
+ },
+ {
+ .name = "INT_FM Hostless",
+ .stream_name = "INT_FM Hostless",
+ .cpu_dai_name = "INT_FM_HOSTLESS",
+ .platform_name = "msm-pcm-hostless",
+ .dynamic = 1,
+ .dsp_link = &int_fm_hl_media,
+ .no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
+ .ignore_suspend = 1,
+ /* .be_id = do not care */
+ },
+ {
+ .name = "MSM AFE-PCM RX",
+ .stream_name = "AFE-PROXY RX",
+ .cpu_dai_name = "msm-dai-q6.241",
+ .codec_name = "msm-stub-codec.1",
+ .codec_dai_name = "msm-stub-rx",
+ .platform_name = "msm-pcm-afe",
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "MSM AFE-PCM TX",
+ .stream_name = "AFE-PROXY TX",
+ .cpu_dai_name = "msm-dai-q6.240",
+ .codec_name = "msm-stub-codec.1",
+ .codec_dai_name = "msm-stub-tx",
+ .platform_name = "msm-pcm-afe",
+ .ignore_suspend = 1,
+ },
+ {
+ .name = "MSM8960 Compr",
+ .stream_name = "COMPR",
+ .cpu_dai_name = "MultiMedia4",
+ .platform_name = "msm-compr-dsp",
+ .dynamic = 1,
+ .dsp_link = &lpa_fe_media,
+ .be_id = MSM_FRONTEND_DAI_MULTIMEDIA4,
+ },
+ {
+ .name = "Voice Stub",
+ .stream_name = "Voice Stub",
+ .cpu_dai_name = "VOICE_STUB",
+ .platform_name = "msm-pcm-hostless",
+ .dynamic = 1,
+ .dsp_link = &fe_media,
+ .no_host_mode = SND_SOC_DAI_LINK_NO_HOST,
+ .ignore_suspend = 1,
+ /* .be_id = do not care */
+ },
+ /* Backend DAI Links */
+ {
+ .name = LPASS_BE_SLIMBUS_0_RX,
+ .stream_name = "Slimbus Playback",
+ .cpu_dai_name = "msm-dai-q6.16384",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "tabla_codec",
+ .codec_dai_name = "tabla_rx1",
+ .no_pcm = 1,
+ .be_id = MSM_BACKEND_DAI_SLIMBUS_0_RX,
+ .init = &msm_audrx_init,
+ .be_hw_params_fixup = msm_slim_0_rx_be_hw_params_fixup,
+ .ops = &msm_be_ops,
+ },
+ {
+ .name = LPASS_BE_SLIMBUS_0_TX,
+ .stream_name = "Slimbus Capture",
+ .cpu_dai_name = "msm-dai-q6.16385",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "tabla_codec",
+ .codec_dai_name = "tabla_tx1",
+ .no_pcm = 1,
+ .be_id = MSM_BACKEND_DAI_SLIMBUS_0_TX,
+ .be_hw_params_fixup = msm_slim_0_tx_be_hw_params_fixup,
+ .ops = &msm_be_ops,
+ },
+ {
+ .name = LPASS_BE_SEC_I2S_RX,
+ .stream_name = "Secondary I2S Playback",
+ .cpu_dai_name = "msm-dai-q6.4",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "cs8427-spdif.5-0014",
+ .codec_dai_name = "spdif_rx",
+ .no_pcm = 1,
+ .be_id = MSM_BACKEND_DAI_SEC_I2S_RX,
+ .be_hw_params_fixup = msm_be_hw_params_fixup,
+ .ops = &mpq8064_sec_i2s_rx_be_ops,
+ },
+ {
+ .name = LPASS_BE_INT_FM_RX,
+ .stream_name = "Internal FM Playback",
+ .cpu_dai_name = "msm-dai-q6.12292",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "msm-stub-codec.1",
+ .codec_dai_name = "msm-stub-rx",
+ .no_pcm = 1,
+ .be_id = MSM_BACKEND_DAI_INT_FM_RX,
+ .be_hw_params_fixup = msm_be_hw_params_fixup,
+ },
+ {
+ .name = LPASS_BE_INT_FM_TX,
+ .stream_name = "Internal FM Capture",
+ .cpu_dai_name = "msm-dai-q6.12293",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "msm-stub-codec.1",
+ .codec_dai_name = "msm-stub-tx",
+ .no_pcm = 1,
+ .be_id = MSM_BACKEND_DAI_INT_FM_TX,
+ .be_hw_params_fixup = msm_be_hw_params_fixup,
+ },
+ /* HDMI BACK END DAI Link */
+ {
+ .name = LPASS_BE_HDMI,
+ .stream_name = "HDMI Playback",
+ .cpu_dai_name = "msm-dai-q6-hdmi.8",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "msm-stub-codec.1",
+ .codec_dai_name = "msm-stub-rx",
+ .no_pcm = 1,
+ .no_codec = 1,
+ .be_id = MSM_BACKEND_DAI_HDMI_RX,
+ .be_hw_params_fixup = msm_hdmi_be_hw_params_fixup,
+ },
+ /* Backend AFE DAI Links */
+ {
+ .name = LPASS_BE_AFE_PCM_RX,
+ .stream_name = "AFE Playback",
+ .cpu_dai_name = "msm-dai-q6.224",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "msm-stub-codec.1",
+ .codec_dai_name = "msm-stub-rx",
+ .no_codec = 1,
+ .no_pcm = 1,
+ .be_id = MSM_BACKEND_DAI_AFE_PCM_RX,
+ },
+ {
+ .name = LPASS_BE_AFE_PCM_TX,
+ .stream_name = "AFE Capture",
+ .cpu_dai_name = "msm-dai-q6.225",
+ .platform_name = "msm-pcm-routing",
+ .codec_name = "msm-stub-codec.1",
+ .codec_dai_name = "msm-stub-tx",
+ .no_codec = 1,
+ .no_pcm = 1,
+ .be_id = MSM_BACKEND_DAI_AFE_PCM_TX,
+ },
+};
+
+
+static struct snd_soc_card snd_soc_card_msm = {
+ .name = "mpq8064-tabla-snd-card",
+ .dai_link = msm_dai,
+ .num_links = ARRAY_SIZE(msm_dai),
+};
+
+static struct platform_device *msm_snd_device;
+
+static int msm_configure_headset_mic_gpios(void)
+{
+ int ret;
+ struct pm_gpio param = {
+ .direction = PM_GPIO_DIR_OUT,
+ .output_buffer = PM_GPIO_OUT_BUF_CMOS,
+ .output_value = 1,
+ .pull = PM_GPIO_PULL_NO,
+ .vin_sel = PM_GPIO_VIN_S4,
+ .out_strength = PM_GPIO_STRENGTH_MED,
+ .function = PM_GPIO_FUNC_NORMAL,
+ };
+
+ ret = gpio_request(PM8921_GPIO_PM_TO_SYS(23), "AV_SWITCH");
+ if (ret) {
+ pr_err("%s: Failed to request gpio %d\n", __func__,
+ PM8921_GPIO_PM_TO_SYS(23));
+ return ret;
+ }
+
+ ret = pm8xxx_gpio_config(PM8921_GPIO_PM_TO_SYS(23), ¶m);
+ if (ret)
+ pr_err("%s: Failed to configure gpio %d\n", __func__,
+ PM8921_GPIO_PM_TO_SYS(23));
+ else
+ gpio_direction_output(PM8921_GPIO_PM_TO_SYS(23), 0);
+
+ ret = gpio_request(PM8921_GPIO_PM_TO_SYS(35), "US_EURO_SWITCH");
+ if (ret) {
+ pr_err("%s: Failed to request gpio %d\n", __func__,
+ PM8921_GPIO_PM_TO_SYS(35));
+ gpio_free(PM8921_GPIO_PM_TO_SYS(23));
+ return ret;
+ }
+ ret = pm8xxx_gpio_config(PM8921_GPIO_PM_TO_SYS(35), ¶m);
+ if (ret)
+ pr_err("%s: Failed to configure gpio %d\n", __func__,
+ PM8921_GPIO_PM_TO_SYS(35));
+ else
+ gpio_direction_output(PM8921_GPIO_PM_TO_SYS(35), 0);
+
+ return 0;
+}
+static void msm_free_headset_mic_gpios(void)
+{
+ if (msm_headset_gpios_configured) {
+ gpio_free(PM8921_GPIO_PM_TO_SYS(23));
+ gpio_free(PM8921_GPIO_PM_TO_SYS(35));
+ }
+}
+
+static int __init msm_audio_init(void)
+{
+ int ret;
+
+ if (socinfo_get_id() != 130) {
+ pr_err("%s: Not the right machine type\n", __func__);
+ return -ENODEV;
+ }
+
+ mbhc_cfg.calibration = def_tabla_mbhc_cal();
+ if (!mbhc_cfg.calibration) {
+ pr_err("Calibration data allocation failed\n");
+ return -ENOMEM;
+ }
+
+ msm_snd_device = platform_device_alloc("soc-audio", 0);
+ if (!msm_snd_device) {
+ pr_err("Platform device allocation failed\n");
+ kfree(mbhc_cfg.calibration);
+ return -ENOMEM;
+ }
+
+ platform_set_drvdata(msm_snd_device, &snd_soc_card_msm);
+ ret = platform_device_add(msm_snd_device);
+ if (ret) {
+ platform_device_put(msm_snd_device);
+ kfree(mbhc_cfg.calibration);
+ return ret;
+ }
+
+ if (msm_configure_headset_mic_gpios()) {
+ pr_err("%s Fail to configure headset mic gpios\n", __func__);
+ msm_headset_gpios_configured = 0;
+ } else
+ msm_headset_gpios_configured = 1;
+
+ return ret;
+
+}
+module_init(msm_audio_init);
+
+static void __exit msm_audio_exit(void)
+{
+ if (socinfo_get_id() != 130) {
+ pr_err("%s: Not the right machine type\n", __func__);
+ return ;
+ }
+ msm_free_headset_mic_gpios();
+ platform_device_unregister(msm_snd_device);
+ kfree(mbhc_cfg.calibration);
+}
+module_exit(msm_audio_exit);
+
+MODULE_DESCRIPTION("ALSA SoC mpq8064");
+MODULE_LICENSE("GPL v2");