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Diffstat (limited to 'sound/soc/codecs/twl4030.c')
-rw-r--r--sound/soc/codecs/twl4030.c1349
1 files changed, 652 insertions, 697 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 2a27f7b5672..69e12a311ba 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -26,103 +26,33 @@
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/of_gpio.h>
#include <linux/i2c/twl.h>
+#include <linux/slab.h>
+#include <linux/gpio.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
-#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
-#include "twl4030.h"
+/* Register descriptions are here */
+#include <linux/mfd/twl4030-audio.h>
-/*
- * twl4030 register cache & default register settings
- */
-static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
- 0x00, /* this register not used */
- 0x91, /* REG_CODEC_MODE (0x1) */
- 0xc3, /* REG_OPTION (0x2) */
- 0x00, /* REG_UNKNOWN (0x3) */
- 0x00, /* REG_MICBIAS_CTL (0x4) */
- 0x20, /* REG_ANAMICL (0x5) */
- 0x00, /* REG_ANAMICR (0x6) */
- 0x00, /* REG_AVADC_CTL (0x7) */
- 0x00, /* REG_ADCMICSEL (0x8) */
- 0x00, /* REG_DIGMIXING (0x9) */
- 0x0c, /* REG_ATXL1PGA (0xA) */
- 0x0c, /* REG_ATXR1PGA (0xB) */
- 0x00, /* REG_AVTXL2PGA (0xC) */
- 0x00, /* REG_AVTXR2PGA (0xD) */
- 0x01, /* REG_AUDIO_IF (0xE) */
- 0x00, /* REG_VOICE_IF (0xF) */
- 0x00, /* REG_ARXR1PGA (0x10) */
- 0x00, /* REG_ARXL1PGA (0x11) */
- 0x6c, /* REG_ARXR2PGA (0x12) */
- 0x6c, /* REG_ARXL2PGA (0x13) */
- 0x00, /* REG_VRXPGA (0x14) */
- 0x00, /* REG_VSTPGA (0x15) */
- 0x00, /* REG_VRX2ARXPGA (0x16) */
- 0x0c, /* REG_AVDAC_CTL (0x17) */
- 0x00, /* REG_ARX2VTXPGA (0x18) */
- 0x00, /* REG_ARXL1_APGA_CTL (0x19) */
- 0x00, /* REG_ARXR1_APGA_CTL (0x1A) */
- 0x4b, /* REG_ARXL2_APGA_CTL (0x1B) */
- 0x4b, /* REG_ARXR2_APGA_CTL (0x1C) */
- 0x00, /* REG_ATX2ARXPGA (0x1D) */
- 0x00, /* REG_BT_IF (0x1E) */
- 0x00, /* REG_BTPGA (0x1F) */
- 0x00, /* REG_BTSTPGA (0x20) */
- 0x00, /* REG_EAR_CTL (0x21) */
- 0x24, /* REG_HS_SEL (0x22) */
- 0x0a, /* REG_HS_GAIN_SET (0x23) */
- 0x00, /* REG_HS_POPN_SET (0x24) */
- 0x00, /* REG_PREDL_CTL (0x25) */
- 0x00, /* REG_PREDR_CTL (0x26) */
- 0x00, /* REG_PRECKL_CTL (0x27) */
- 0x00, /* REG_PRECKR_CTL (0x28) */
- 0x00, /* REG_HFL_CTL (0x29) */
- 0x00, /* REG_HFR_CTL (0x2A) */
- 0x00, /* REG_ALC_CTL (0x2B) */
- 0x00, /* REG_ALC_SET1 (0x2C) */
- 0x00, /* REG_ALC_SET2 (0x2D) */
- 0x00, /* REG_BOOST_CTL (0x2E) */
- 0x00, /* REG_SOFTVOL_CTL (0x2F) */
- 0x00, /* REG_DTMF_FREQSEL (0x30) */
- 0x00, /* REG_DTMF_TONEXT1H (0x31) */
- 0x00, /* REG_DTMF_TONEXT1L (0x32) */
- 0x00, /* REG_DTMF_TONEXT2H (0x33) */
- 0x00, /* REG_DTMF_TONEXT2L (0x34) */
- 0x00, /* REG_DTMF_TONOFF (0x35) */
- 0x00, /* REG_DTMF_WANONOFF (0x36) */
- 0x00, /* REG_I2S_RX_SCRAMBLE_H (0x37) */
- 0x00, /* REG_I2S_RX_SCRAMBLE_M (0x38) */
- 0x00, /* REG_I2S_RX_SCRAMBLE_L (0x39) */
- 0x16, /* REG_APLL_CTL (0x3A) */
- 0x00, /* REG_DTMF_CTL (0x3B) */
- 0x00, /* REG_DTMF_PGA_CTL2 (0x3C) */
- 0x00, /* REG_DTMF_PGA_CTL1 (0x3D) */
- 0x00, /* REG_MISC_SET_1 (0x3E) */
- 0x00, /* REG_PCMBTMUX (0x3F) */
- 0x00, /* not used (0x40) */
- 0x00, /* not used (0x41) */
- 0x00, /* not used (0x42) */
- 0x00, /* REG_RX_PATH_SEL (0x43) */
- 0x00, /* REG_VDL_APGA_CTL (0x44) */
- 0x00, /* REG_VIBRA_CTL (0x45) */
- 0x00, /* REG_VIBRA_SET (0x46) */
- 0x00, /* REG_VIBRA_PWM_SET (0x47) */
- 0x00, /* REG_ANAMIC_GAIN (0x48) */
- 0x00, /* REG_MISC_SET_2 (0x49) */
- 0x00, /* REG_SW_SHADOW (0x4A) - Shadow, non HW register */
-};
+/* TWL4030 PMBR1 Register */
+#define TWL4030_PMBR1_REG 0x0D
+/* TWL4030 PMBR1 Register GPIO6 mux bits */
+#define TWL4030_GPIO6_PWM0_MUTE(value) ((value & 0x03) << 2)
+
+#define TWL4030_CACHEREGNUM (TWL4030_REG_MISC_SET_2 + 1)
/* codec private data */
struct twl4030_priv {
- struct snd_soc_codec codec;
-
unsigned int codec_powered;
+
+ /* reference counts of AIF/APLL users */
unsigned int apll_enabled;
struct snd_pcm_substream *master_substream;
@@ -135,158 +65,298 @@ struct twl4030_priv {
unsigned int sysclk;
- /* Headset output state handling */
- unsigned int hsl_enabled;
- unsigned int hsr_enabled;
+ /* Output (with associated amp) states */
+ u8 hsl_enabled, hsr_enabled;
+ u8 earpiece_enabled;
+ u8 predrivel_enabled, predriver_enabled;
+ u8 carkitl_enabled, carkitr_enabled;
+ u8 ctl_cache[TWL4030_REG_PRECKR_CTL - TWL4030_REG_EAR_CTL + 1];
+
+ struct twl4030_codec_data *pdata;
};
-/*
- * read twl4030 register cache
- */
-static inline unsigned int twl4030_read_reg_cache(struct snd_soc_codec *codec,
- unsigned int reg)
+static void tw4030_init_ctl_cache(struct twl4030_priv *twl4030)
+{
+ int i;
+ u8 byte;
+
+ for (i = TWL4030_REG_EAR_CTL; i <= TWL4030_REG_PRECKR_CTL; i++) {
+ twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, i);
+ twl4030->ctl_cache[i - TWL4030_REG_EAR_CTL] = byte;
+ }
+}
+
+static unsigned int twl4030_read(struct snd_soc_codec *codec, unsigned int reg)
{
- u8 *cache = codec->reg_cache;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ u8 value = 0;
if (reg >= TWL4030_CACHEREGNUM)
return -EIO;
- return cache[reg];
+ switch (reg) {
+ case TWL4030_REG_EAR_CTL:
+ case TWL4030_REG_PREDL_CTL:
+ case TWL4030_REG_PREDR_CTL:
+ case TWL4030_REG_PRECKL_CTL:
+ case TWL4030_REG_PRECKR_CTL:
+ case TWL4030_REG_HS_GAIN_SET:
+ value = twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL];
+ break;
+ default:
+ twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &value, reg);
+ break;
+ }
+
+ return value;
}
-/*
- * write twl4030 register cache
- */
-static inline void twl4030_write_reg_cache(struct snd_soc_codec *codec,
- u8 reg, u8 value)
+static bool twl4030_can_write_to_chip(struct twl4030_priv *twl4030,
+ unsigned int reg)
{
- u8 *cache = codec->reg_cache;
+ bool write_to_reg = false;
- if (reg >= TWL4030_CACHEREGNUM)
- return;
- cache[reg] = value;
+ /* Decide if the given register can be written */
+ switch (reg) {
+ case TWL4030_REG_EAR_CTL:
+ if (twl4030->earpiece_enabled)
+ write_to_reg = true;
+ break;
+ case TWL4030_REG_PREDL_CTL:
+ if (twl4030->predrivel_enabled)
+ write_to_reg = true;
+ break;
+ case TWL4030_REG_PREDR_CTL:
+ if (twl4030->predriver_enabled)
+ write_to_reg = true;
+ break;
+ case TWL4030_REG_PRECKL_CTL:
+ if (twl4030->carkitl_enabled)
+ write_to_reg = true;
+ break;
+ case TWL4030_REG_PRECKR_CTL:
+ if (twl4030->carkitr_enabled)
+ write_to_reg = true;
+ break;
+ case TWL4030_REG_HS_GAIN_SET:
+ if (twl4030->hsl_enabled || twl4030->hsr_enabled)
+ write_to_reg = true;
+ break;
+ default:
+ /* All other register can be written */
+ write_to_reg = true;
+ break;
+ }
+
+ return write_to_reg;
}
-/*
- * write to the twl4030 register space
- */
-static int twl4030_write(struct snd_soc_codec *codec,
- unsigned int reg, unsigned int value)
+static int twl4030_write(struct snd_soc_codec *codec, unsigned int reg,
+ unsigned int value)
{
- twl4030_write_reg_cache(codec, reg, value);
- if (likely(reg < TWL4030_REG_SW_SHADOW))
- return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value,
- reg);
- else
- return 0;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+
+ /* Update the ctl cache */
+ switch (reg) {
+ case TWL4030_REG_EAR_CTL:
+ case TWL4030_REG_PREDL_CTL:
+ case TWL4030_REG_PREDR_CTL:
+ case TWL4030_REG_PRECKL_CTL:
+ case TWL4030_REG_PRECKR_CTL:
+ case TWL4030_REG_HS_GAIN_SET:
+ twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL] = value;
+ break;
+ default:
+ break;
+ }
+
+ if (twl4030_can_write_to_chip(twl4030, reg))
+ return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);
+
+ return 0;
+}
+
+static inline void twl4030_wait_ms(int time)
+{
+ if (time < 60) {
+ time *= 1000;
+ usleep_range(time, time + 500);
+ } else {
+ msleep(time);
+ }
}
static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
{
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
int mode;
if (enable == twl4030->codec_powered)
return;
if (enable)
- mode = twl4030_codec_enable_resource(TWL4030_CODEC_RES_POWER);
+ mode = twl4030_audio_enable_resource(TWL4030_AUDIO_RES_POWER);
else
- mode = twl4030_codec_disable_resource(TWL4030_CODEC_RES_POWER);
+ mode = twl4030_audio_disable_resource(TWL4030_AUDIO_RES_POWER);
- if (mode >= 0) {
- twl4030_write_reg_cache(codec, TWL4030_REG_CODEC_MODE, mode);
+ if (mode >= 0)
twl4030->codec_powered = enable;
- }
/* REVISIT: this delay is present in TI sample drivers */
/* but there seems to be no TRM requirement for it */
udelay(10);
}
-static void twl4030_init_chip(struct snd_soc_codec *codec)
+static void twl4030_setup_pdata_of(struct twl4030_codec_data *pdata,
+ struct device_node *node)
{
- u8 *cache = codec->reg_cache;
- int i;
-
- /* clear CODECPDZ prior to setting register defaults */
- twl4030_codec_enable(codec, 0);
+ int value;
+
+ of_property_read_u32(node, "ti,digimic_delay",
+ &pdata->digimic_delay);
+ of_property_read_u32(node, "ti,ramp_delay_value",
+ &pdata->ramp_delay_value);
+ of_property_read_u32(node, "ti,offset_cncl_path",
+ &pdata->offset_cncl_path);
+ if (!of_property_read_u32(node, "ti,hs_extmute", &value))
+ pdata->hs_extmute = value;
+
+ pdata->hs_extmute_gpio = of_get_named_gpio(node,
+ "ti,hs_extmute_gpio", 0);
+ if (gpio_is_valid(pdata->hs_extmute_gpio))
+ pdata->hs_extmute = 1;
+}
- /* set all audio section registers to reasonable defaults */
- for (i = TWL4030_REG_OPTION; i <= TWL4030_REG_MISC_SET_2; i++)
- if (i != TWL4030_REG_APLL_CTL)
- twl4030_write(codec, i, cache[i]);
+static struct twl4030_codec_data *twl4030_get_pdata(struct snd_soc_codec *codec)
+{
+ struct twl4030_codec_data *pdata = dev_get_platdata(codec->dev);
+ struct device_node *twl4030_codec_node = NULL;
+
+ twl4030_codec_node = of_find_node_by_name(codec->dev->parent->of_node,
+ "codec");
+
+ if (!pdata && twl4030_codec_node) {
+ pdata = devm_kzalloc(codec->dev,
+ sizeof(struct twl4030_codec_data),
+ GFP_KERNEL);
+ if (!pdata) {
+ dev_err(codec->dev, "Can not allocate memory\n");
+ return NULL;
+ }
+ twl4030_setup_pdata_of(pdata, twl4030_codec_node);
+ }
+ return pdata;
}
-static void twl4030_apll_enable(struct snd_soc_codec *codec, int enable)
+static void twl4030_init_chip(struct snd_soc_codec *codec)
{
- struct twl4030_priv *twl4030 = codec->private_data;
- int status;
+ struct twl4030_codec_data *pdata;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ u8 reg, byte;
+ int i = 0;
- if (enable == twl4030->apll_enabled)
- return;
+ pdata = twl4030_get_pdata(codec);
- if (enable)
- /* Enable PLL */
- status = twl4030_codec_enable_resource(TWL4030_CODEC_RES_APLL);
- else
- /* Disable PLL */
- status = twl4030_codec_disable_resource(TWL4030_CODEC_RES_APLL);
+ if (pdata && pdata->hs_extmute) {
+ if (gpio_is_valid(pdata->hs_extmute_gpio)) {
+ int ret;
- if (status >= 0)
- twl4030_write_reg_cache(codec, TWL4030_REG_APLL_CTL, status);
+ if (!pdata->hs_extmute_gpio)
+ dev_warn(codec->dev,
+ "Extmute GPIO is 0 is this correct?\n");
- twl4030->apll_enabled = enable;
-}
+ ret = gpio_request_one(pdata->hs_extmute_gpio,
+ GPIOF_OUT_INIT_LOW,
+ "hs_extmute");
+ if (ret) {
+ dev_err(codec->dev,
+ "Failed to get hs_extmute GPIO\n");
+ pdata->hs_extmute_gpio = -1;
+ }
+ } else {
+ u8 pin_mux;
+
+ /* Set TWL4030 GPIO6 as EXTMUTE signal */
+ twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux,
+ TWL4030_PMBR1_REG);
+ pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03);
+ pin_mux |= TWL4030_GPIO6_PWM0_MUTE(0x02);
+ twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux,
+ TWL4030_PMBR1_REG);
+ }
+ }
-static void twl4030_power_up(struct snd_soc_codec *codec)
-{
- struct twl4030_priv *twl4030 = codec->private_data;
- u8 anamicl, regmisc1, byte;
- int i = 0;
+ /* Initialize the local ctl register cache */
+ tw4030_init_ctl_cache(twl4030);
- if (twl4030->codec_powered)
+ /* anti-pop when changing analog gain */
+ reg = twl4030_read(codec, TWL4030_REG_MISC_SET_1);
+ twl4030_write(codec, TWL4030_REG_MISC_SET_1,
+ reg | TWL4030_SMOOTH_ANAVOL_EN);
+
+ twl4030_write(codec, TWL4030_REG_OPTION,
+ TWL4030_ATXL1_EN | TWL4030_ATXR1_EN |
+ TWL4030_ARXL2_EN | TWL4030_ARXR2_EN);
+
+ /* REG_ARXR2_APGA_CTL reset according to the TRM: 0dB, DA_EN */
+ twl4030_write(codec, TWL4030_REG_ARXR2_APGA_CTL, 0x32);
+
+ /* Machine dependent setup */
+ if (!pdata)
return;
- /* set CODECPDZ to turn on codec */
- twl4030_codec_enable(codec, 1);
+ twl4030->pdata = pdata;
+
+ reg = twl4030_read(codec, TWL4030_REG_HS_POPN_SET);
+ reg &= ~TWL4030_RAMP_DELAY;
+ reg |= (pdata->ramp_delay_value << 2);
+ twl4030_write(codec, TWL4030_REG_HS_POPN_SET, reg);
/* initiate offset cancellation */
- anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
+ twl4030_codec_enable(codec, 1);
+
+ reg = twl4030_read(codec, TWL4030_REG_ANAMICL);
+ reg &= ~TWL4030_OFFSET_CNCL_SEL;
+ reg |= pdata->offset_cncl_path;
twl4030_write(codec, TWL4030_REG_ANAMICL,
- anamicl | TWL4030_CNCL_OFFSET_START);
+ reg | TWL4030_CNCL_OFFSET_START);
- /* wait for offset cancellation to complete */
+ /*
+ * Wait for offset cancellation to complete.
+ * Since this takes a while, do not slam the i2c.
+ * Start polling the status after ~20ms.
+ */
+ msleep(20);
do {
- /* this takes a little while, so don't slam i2c */
- udelay(2000);
+ usleep_range(1000, 2000);
+ twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, true);
twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
- TWL4030_REG_ANAMICL);
+ TWL4030_REG_ANAMICL);
+ twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, false);
} while ((i++ < 100) &&
((byte & TWL4030_CNCL_OFFSET_START) ==
TWL4030_CNCL_OFFSET_START));
- /* Make sure that the reg_cache has the same value as the HW */
- twl4030_write_reg_cache(codec, TWL4030_REG_ANAMICL, byte);
-
- /* anti-pop when changing analog gain */
- regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
- twl4030_write(codec, TWL4030_REG_MISC_SET_1,
- regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
-
- /* toggle CODECPDZ as per TRM */
twl4030_codec_enable(codec, 0);
- twl4030_codec_enable(codec, 1);
}
-/*
- * Unconditional power down
- */
-static void twl4030_power_down(struct snd_soc_codec *codec)
+static void twl4030_apll_enable(struct snd_soc_codec *codec, int enable)
{
- /* power down */
- twl4030_codec_enable(codec, 0);
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ int status = -1;
+
+ if (enable) {
+ twl4030->apll_enabled++;
+ if (twl4030->apll_enabled == 1)
+ status = twl4030_audio_enable_resource(
+ TWL4030_AUDIO_RES_APLL);
+ } else {
+ twl4030->apll_enabled--;
+ if (!twl4030->apll_enabled)
+ status = twl4030_audio_disable_resource(
+ TWL4030_AUDIO_RES_APLL);
+ }
}
/* Earpiece */
@@ -345,43 +415,40 @@ static const struct snd_kcontrol_new twl4030_dapm_carkitr_controls[] = {
static const char *twl4030_handsfreel_texts[] =
{"Voice", "AudioL1", "AudioL2", "AudioR2"};
-static const struct soc_enum twl4030_handsfreel_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_HFL_CTL, 0,
- ARRAY_SIZE(twl4030_handsfreel_texts),
- twl4030_handsfreel_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_handsfreel_enum,
+ TWL4030_REG_HFL_CTL, 0,
+ twl4030_handsfreel_texts);
static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control =
SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
/* Handsfree Left virtual mute */
static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
- SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 0, 1, 0);
+ SOC_DAPM_SINGLE_VIRT("Switch", 1);
/* Handsfree Right */
static const char *twl4030_handsfreer_texts[] =
{"Voice", "AudioR1", "AudioR2", "AudioL2"};
-static const struct soc_enum twl4030_handsfreer_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_HFR_CTL, 0,
- ARRAY_SIZE(twl4030_handsfreer_texts),
- twl4030_handsfreer_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_handsfreer_enum,
+ TWL4030_REG_HFR_CTL, 0,
+ twl4030_handsfreer_texts);
static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control =
SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
/* Handsfree Right virtual mute */
static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
- SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 1, 1, 0);
+ SOC_DAPM_SINGLE_VIRT("Switch", 1);
/* Vibra */
/* Vibra audio path selection */
static const char *twl4030_vibra_texts[] =
{"AudioL1", "AudioR1", "AudioL2", "AudioR2"};
-static const struct soc_enum twl4030_vibra_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 2,
- ARRAY_SIZE(twl4030_vibra_texts),
- twl4030_vibra_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_vibra_enum,
+ TWL4030_REG_VIBRA_CTL, 2,
+ twl4030_vibra_texts);
static const struct snd_kcontrol_new twl4030_dapm_vibra_control =
SOC_DAPM_ENUM("Route", twl4030_vibra_enum);
@@ -390,10 +457,9 @@ SOC_DAPM_ENUM("Route", twl4030_vibra_enum);
static const char *twl4030_vibrapath_texts[] =
{"Local vibrator", "Audio"};
-static const struct soc_enum twl4030_vibrapath_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 4,
- ARRAY_SIZE(twl4030_vibrapath_texts),
- twl4030_vibrapath_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_vibrapath_enum,
+ TWL4030_REG_VIBRA_CTL, 4,
+ twl4030_vibrapath_texts);
static const struct snd_kcontrol_new twl4030_dapm_vibrapath_control =
SOC_DAPM_ENUM("Route", twl4030_vibrapath_enum);
@@ -420,10 +486,9 @@ static const struct snd_kcontrol_new twl4030_dapm_analogrmic_controls[] = {
static const char *twl4030_micpathtx1_texts[] =
{"Analog", "Digimic0"};
-static const struct soc_enum twl4030_micpathtx1_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 0,
- ARRAY_SIZE(twl4030_micpathtx1_texts),
- twl4030_micpathtx1_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx1_enum,
+ TWL4030_REG_ADCMICSEL, 0,
+ twl4030_micpathtx1_texts);
static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control =
SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
@@ -432,10 +497,9 @@ SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum);
static const char *twl4030_micpathtx2_texts[] =
{"Analog", "Digimic1"};
-static const struct soc_enum twl4030_micpathtx2_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_ADCMICSEL, 2,
- ARRAY_SIZE(twl4030_micpathtx2_texts),
- twl4030_micpathtx2_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx2_enum,
+ TWL4030_REG_ADCMICSEL, 2,
+ twl4030_micpathtx2_texts);
static const struct snd_kcontrol_new twl4030_dapm_micpathtx2_control =
SOC_DAPM_ENUM("Route", twl4030_micpathtx2_enum);
@@ -460,10 +524,11 @@ static const struct snd_kcontrol_new twl4030_dapm_abypassl2_control =
static const struct snd_kcontrol_new twl4030_dapm_abypassv_control =
SOC_DAPM_SINGLE("Switch", TWL4030_REG_VDL_APGA_CTL, 2, 1, 0);
-/* Digital bypass gain, 0 mutes the bypass */
+/* Digital bypass gain, mute instead of -30dB */
static const unsigned int twl4030_dapm_dbypass_tlv[] = {
- TLV_DB_RANGE_HEAD(2),
- 0, 3, TLV_DB_SCALE_ITEM(-2400, 0, 1),
+ TLV_DB_RANGE_HEAD(3),
+ 0, 1, TLV_DB_SCALE_ITEM(-3000, 600, 1),
+ 2, 3, TLV_DB_SCALE_ITEM(-2400, 0, 0),
4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0),
};
@@ -491,60 +556,28 @@ static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control =
TWL4030_REG_VSTPGA, 0, 0x29, 0,
twl4030_dapm_dbypassv_tlv);
-static int micpath_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
-{
- struct soc_enum *e = (struct soc_enum *)w->kcontrols->private_value;
- unsigned char adcmicsel, micbias_ctl;
-
- adcmicsel = twl4030_read_reg_cache(w->codec, TWL4030_REG_ADCMICSEL);
- micbias_ctl = twl4030_read_reg_cache(w->codec, TWL4030_REG_MICBIAS_CTL);
- /* Prepare the bits for the given TX path:
- * shift_l == 0: TX1 microphone path
- * shift_l == 2: TX2 microphone path */
- if (e->shift_l) {
- /* TX2 microphone path */
- if (adcmicsel & TWL4030_TX2IN_SEL)
- micbias_ctl |= TWL4030_MICBIAS2_CTL; /* digimic */
- else
- micbias_ctl &= ~TWL4030_MICBIAS2_CTL;
- } else {
- /* TX1 microphone path */
- if (adcmicsel & TWL4030_TX1IN_SEL)
- micbias_ctl |= TWL4030_MICBIAS1_CTL; /* digimic */
- else
- micbias_ctl &= ~TWL4030_MICBIAS1_CTL;
- }
-
- twl4030_write(w->codec, TWL4030_REG_MICBIAS_CTL, micbias_ctl);
-
- return 0;
-}
-
/*
* Output PGA builder:
* Handle the muting and unmuting of the given output (turning off the
* amplifier associated with the output pin)
- * On mute bypass the reg_cache and mute the volume
- * On unmute: restore the register content
+ * On mute bypass the reg_cache and write 0 to the register
+ * On unmute: restore the register content from the reg_cache
* Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R
*/
#define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \
static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \
- struct snd_kcontrol *kcontrol, int event) \
+ struct snd_kcontrol *kcontrol, int event) \
{ \
- u8 reg_val; \
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); \
\
switch (event) { \
case SND_SOC_DAPM_POST_PMU: \
- twl4030_write(w->codec, reg, \
- twl4030_read_reg_cache(w->codec, reg)); \
+ twl4030->pin_name##_enabled = 1; \
+ twl4030_write(w->codec, reg, twl4030_read(w->codec, reg)); \
break; \
case SND_SOC_DAPM_POST_PMD: \
- reg_val = twl4030_read_reg_cache(w->codec, reg); \
- twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, \
- reg_val & (~mask), \
- reg); \
+ twl4030->pin_name##_enabled = 0; \
+ twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, 0, reg); \
break; \
} \
return 0; \
@@ -560,7 +593,7 @@ static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
{
unsigned char hs_ctl;
- hs_ctl = twl4030_read_reg_cache(codec, reg);
+ hs_ctl = twl4030_read(codec, reg);
if (ramp) {
/* HF ramp-up */
@@ -587,7 +620,7 @@ static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp)
}
static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+ struct snd_kcontrol *kcontrol, int event)
{
switch (event) {
case SND_SOC_DAPM_POST_PMU:
@@ -601,7 +634,7 @@ static int handsfreelpga_event(struct snd_soc_dapm_widget *w,
}
static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+ struct snd_kcontrol *kcontrol, int event)
{
switch (event) {
case SND_SOC_DAPM_POST_PMU:
@@ -615,14 +648,14 @@ static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
}
static int vibramux_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+ struct snd_kcontrol *kcontrol, int event)
{
twl4030_write(w->codec, TWL4030_REG_VIBRA_SET, 0xff);
return 0;
}
static int apll_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+ struct snd_kcontrol *kcontrol, int event)
{
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
@@ -635,25 +668,51 @@ static int apll_event(struct snd_soc_dapm_widget *w,
return 0;
}
-static void headset_ramp(struct snd_soc_codec *codec, int ramp)
+static int aif_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_device *socdev = codec->socdev;
- struct twl4030_setup_data *setup = socdev->codec_data;
+ u8 audio_if;
+
+ audio_if = twl4030_read(w->codec, TWL4030_REG_AUDIO_IF);
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ /* Enable AIF */
+ /* enable the PLL before we use it to clock the DAI */
+ twl4030_apll_enable(w->codec, 1);
+ twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
+ audio_if | TWL4030_AIF_EN);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ /* disable the DAI before we stop it's source PLL */
+ twl4030_write(w->codec, TWL4030_REG_AUDIO_IF,
+ audio_if & ~TWL4030_AIF_EN);
+ twl4030_apll_enable(w->codec, 0);
+ break;
+ }
+ return 0;
+}
+
+static void headset_ramp(struct snd_soc_codec *codec, int ramp)
+{
unsigned char hs_gain, hs_pop;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ struct twl4030_codec_data *pdata = twl4030->pdata;
/* Base values for ramp delay calculation: 2^19 - 2^26 */
unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
8388608, 16777216, 33554432, 67108864};
+ unsigned int delay;
- hs_gain = twl4030_read_reg_cache(codec, TWL4030_REG_HS_GAIN_SET);
- hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
+ hs_gain = twl4030_read(codec, TWL4030_REG_HS_GAIN_SET);
+ hs_pop = twl4030_read(codec, TWL4030_REG_HS_POPN_SET);
+ delay = (ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
+ twl4030->sysclk) + 1;
/* Enable external mute control, this dramatically reduces
* the pop-noise */
- if (setup && setup->hs_extmute) {
- if (setup->set_hs_extmute) {
- setup->set_hs_extmute(1);
+ if (pdata && pdata->hs_extmute) {
+ if (gpio_is_valid(pdata->hs_extmute_gpio)) {
+ gpio_set_value(pdata->hs_extmute_gpio, 1);
} else {
hs_pop |= TWL4030_EXTMUTE;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
@@ -664,33 +723,32 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp)
/* Headset ramp-up according to the TRM */
hs_pop |= TWL4030_VMID_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
- twl4030_write(codec, TWL4030_REG_HS_GAIN_SET, hs_gain);
+ /* Actually write to the register */
+ twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain,
+ TWL4030_REG_HS_GAIN_SET);
hs_pop |= TWL4030_RAMP_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
/* Wait ramp delay time + 1, so the VMID can settle */
- mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
- twl4030->sysclk) + 1);
+ twl4030_wait_ms(delay);
} else {
/* Headset ramp-down _not_ according to
* the TRM, but in a way that it is working */
hs_pop &= ~TWL4030_RAMP_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
/* Wait ramp delay time + 1, so the VMID can settle */
- mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
- twl4030->sysclk) + 1);
+ twl4030_wait_ms(delay);
/* Bypass the reg_cache to mute the headset */
- twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
- hs_gain & (~0x0f),
- TWL4030_REG_HS_GAIN_SET);
+ twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain & (~0x0f),
+ TWL4030_REG_HS_GAIN_SET);
hs_pop &= ~TWL4030_VMID_EN;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
}
/* Disable external mute */
- if (setup && setup->hs_extmute) {
- if (setup->set_hs_extmute) {
- setup->set_hs_extmute(0);
+ if (pdata && pdata->hs_extmute) {
+ if (gpio_is_valid(pdata->hs_extmute_gpio)) {
+ gpio_set_value(pdata->hs_extmute_gpio, 0);
} else {
hs_pop &= ~TWL4030_EXTMUTE;
twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
@@ -699,9 +757,9 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp)
}
static int headsetlpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+ struct snd_kcontrol *kcontrol, int event)
{
- struct twl4030_priv *twl4030 = w->codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
@@ -723,9 +781,9 @@ static int headsetlpga_event(struct snd_soc_dapm_widget *w,
}
static int headsetrpga_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+ struct snd_kcontrol *kcontrol, int event)
{
- struct twl4030_priv *twl4030 = w->codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
@@ -746,6 +804,17 @@ static int headsetrpga_event(struct snd_soc_dapm_widget *w,
return 0;
}
+static int digimic_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
+ struct twl4030_codec_data *pdata = twl4030->pdata;
+
+ if (pdata && pdata->digimic_delay)
+ twl4030_wait_ms(pdata->digimic_delay);
+ return 0;
+}
+
/*
* Some of the gain controls in TWL (mostly those which are associated with
* the outputs) are implemented in an interesting way:
@@ -756,40 +825,12 @@ static int headsetrpga_event(struct snd_soc_dapm_widget *w,
* Inverting not going to help with these.
* Custom volsw and volsw_2r get/put functions to handle these gain bits.
*/
-#define SOC_DOUBLE_TLV_TWL4030(xname, xreg, shift_left, shift_right, xmax,\
- xinvert, tlv_array) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, \
- .get = snd_soc_get_volsw_twl4030, \
- .put = snd_soc_put_volsw_twl4030, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = xreg, .shift = shift_left, .rshift = shift_right,\
- .max = xmax, .invert = xinvert} }
-#define SOC_DOUBLE_R_TLV_TWL4030(xname, reg_left, reg_right, xshift, xmax,\
- xinvert, tlv_array) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw_2r, \
- .get = snd_soc_get_volsw_r2_twl4030,\
- .put = snd_soc_put_volsw_r2_twl4030, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
- .rshift = xshift, .max = xmax, .invert = xinvert} }
-#define SOC_SINGLE_TLV_TWL4030(xname, xreg, xshift, xmax, xinvert, tlv_array) \
- SOC_DOUBLE_TLV_TWL4030(xname, xreg, xshift, xshift, xmax, \
- xinvert, tlv_array)
-
static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
+ struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
unsigned int rshift = mc->rshift;
@@ -814,11 +855,11 @@ static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol,
}
static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
+ struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
unsigned int rshift = mc->rshift;
@@ -843,11 +884,11 @@ static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol,
}
static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
+ struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
unsigned int reg = mc->reg;
unsigned int reg2 = mc->rreg;
unsigned int shift = mc->shift;
@@ -870,11 +911,11 @@ static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
}
static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
+ struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
unsigned int reg = mc->reg;
unsigned int reg2 = mc->rreg;
unsigned int shift = mc->shift;
@@ -908,41 +949,23 @@ static const char *twl4030_op_modes_texts[] = {
"Option 2 (voice/audio)", "Option 1 (audio)"
};
-static const struct soc_enum twl4030_op_modes_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_CODEC_MODE, 0,
- ARRAY_SIZE(twl4030_op_modes_texts),
- twl4030_op_modes_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_op_modes_enum,
+ TWL4030_REG_CODEC_MODE, 0,
+ twl4030_op_modes_texts);
static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct twl4030_priv *twl4030 = codec->private_data;
- struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- unsigned short val;
- unsigned short mask, bitmask;
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
if (twl4030->configured) {
- printk(KERN_ERR "twl4030 operation mode cannot be "
- "changed on-the-fly\n");
+ dev_err(codec->dev,
+ "operation mode cannot be changed on-the-fly\n");
return -EBUSY;
}
- for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
- ;
- if (ucontrol->value.enumerated.item[0] > e->max - 1)
- return -EINVAL;
-
- val = ucontrol->value.enumerated.item[0] << e->shift_l;
- mask = (bitmask - 1) << e->shift_l;
- if (e->shift_l != e->shift_r) {
- if (ucontrol->value.enumerated.item[1] > e->max - 1)
- return -EINVAL;
- val |= ucontrol->value.enumerated.item[1] << e->shift_r;
- mask |= (bitmask - 1) << e->shift_r;
- }
-
- return snd_soc_update_bits(codec, e->reg, mask, val);
+ return snd_soc_put_enum_double(kcontrol, ucontrol);
}
/*
@@ -999,10 +1022,9 @@ static const char *twl4030_avadc_clk_priority_texts[] = {
"Voice high priority", "HiFi high priority"
};
-static const struct soc_enum twl4030_avadc_clk_priority_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_AVADC_CTL, 2,
- ARRAY_SIZE(twl4030_avadc_clk_priority_texts),
- twl4030_avadc_clk_priority_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_avadc_clk_priority_enum,
+ TWL4030_REG_AVADC_CTL, 2,
+ twl4030_avadc_clk_priority_texts);
static const char *twl4030_rampdelay_texts[] = {
"27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms",
@@ -1010,30 +1032,36 @@ static const char *twl4030_rampdelay_texts[] = {
"3495/2581/1748 ms"
};
-static const struct soc_enum twl4030_rampdelay_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_HS_POPN_SET, 2,
- ARRAY_SIZE(twl4030_rampdelay_texts),
- twl4030_rampdelay_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_rampdelay_enum,
+ TWL4030_REG_HS_POPN_SET, 2,
+ twl4030_rampdelay_texts);
/* Vibra H-bridge direction mode */
static const char *twl4030_vibradirmode_texts[] = {
"Vibra H-bridge direction", "Audio data MSB",
};
-static const struct soc_enum twl4030_vibradirmode_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 5,
- ARRAY_SIZE(twl4030_vibradirmode_texts),
- twl4030_vibradirmode_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_vibradirmode_enum,
+ TWL4030_REG_VIBRA_CTL, 5,
+ twl4030_vibradirmode_texts);
/* Vibra H-bridge direction */
static const char *twl4030_vibradir_texts[] = {
"Positive polarity", "Negative polarity",
};
-static const struct soc_enum twl4030_vibradir_enum =
- SOC_ENUM_SINGLE(TWL4030_REG_VIBRA_CTL, 1,
- ARRAY_SIZE(twl4030_vibradir_texts),
- twl4030_vibradir_texts);
+static SOC_ENUM_SINGLE_DECL(twl4030_vibradir_enum,
+ TWL4030_REG_VIBRA_CTL, 1,
+ twl4030_vibradir_texts);
+
+/* Digimic Left and right swapping */
+static const char *twl4030_digimicswap_texts[] = {
+ "Not swapped", "Swapped",
+};
+
+static SOC_ENUM_SINGLE_DECL(twl4030_digimicswap_enum,
+ TWL4030_REG_MISC_SET_1, 0,
+ twl4030_digimicswap_texts);
static const struct snd_kcontrol_new twl4030_snd_controls[] = {
/* Codec operation mode control */
@@ -1080,19 +1108,23 @@ static const struct snd_kcontrol_new twl4030_snd_controls[] = {
TWL4030_REG_VDL_APGA_CTL, 1, 1, 0),
/* Separate output gain controls */
- SOC_DOUBLE_R_TLV_TWL4030("PreDriv Playback Volume",
+ SOC_DOUBLE_R_EXT_TLV("PreDriv Playback Volume",
TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL,
- 4, 3, 0, output_tvl),
+ 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
+ snd_soc_put_volsw_r2_twl4030, output_tvl),
- SOC_DOUBLE_TLV_TWL4030("Headset Playback Volume",
- TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, output_tvl),
+ SOC_DOUBLE_EXT_TLV("Headset Playback Volume",
+ TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, snd_soc_get_volsw_twl4030,
+ snd_soc_put_volsw_twl4030, output_tvl),
- SOC_DOUBLE_R_TLV_TWL4030("Carkit Playback Volume",
+ SOC_DOUBLE_R_EXT_TLV("Carkit Playback Volume",
TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL,
- 4, 3, 0, output_tvl),
+ 4, 3, 0, snd_soc_get_volsw_r2_twl4030,
+ snd_soc_put_volsw_r2_twl4030, output_tvl),
- SOC_SINGLE_TLV_TWL4030("Earpiece Playback Volume",
- TWL4030_REG_EAR_CTL, 4, 3, 0, output_ear_tvl),
+ SOC_SINGLE_EXT_TLV("Earpiece Playback Volume",
+ TWL4030_REG_EAR_CTL, 4, 3, 0, snd_soc_get_volsw_twl4030,
+ snd_soc_put_volsw_twl4030, output_ear_tvl),
/* Common capture gain controls */
SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume",
@@ -1111,6 +1143,8 @@ static const struct snd_kcontrol_new twl4030_snd_controls[] = {
SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum),
SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum),
+
+ SOC_ENUM("Digimic LR Swap", twl4030_digimicswap_enum),
};
static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
@@ -1127,8 +1161,6 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("DIGIMIC1"),
/* Outputs */
- SND_SOC_DAPM_OUTPUT("OUTL"),
- SND_SOC_DAPM_OUTPUT("OUTR"),
SND_SOC_DAPM_OUTPUT("EARPIECE"),
SND_SOC_DAPM_OUTPUT("PREDRIVEL"),
SND_SOC_DAPM_OUTPUT("PREDRIVER"),
@@ -1140,17 +1172,20 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_OUTPUT("HFR"),
SND_SOC_DAPM_OUTPUT("VIBRA"),
+ /* AIF and APLL clocks for running DAIs (including loopback) */
+ SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"),
+ SND_SOC_DAPM_INPUT("Virtual HiFi IN"),
+ SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"),
+
/* DACs */
- SND_SOC_DAPM_DAC("DAC Right1", "Right Front HiFi Playback",
- SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Left1", "Left Front HiFi Playback",
- SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Right2", "Right Rear HiFi Playback",
- SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Left2", "Left Rear HiFi Playback",
- SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_DAC("DAC Voice", "Voice Playback",
- SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Right1", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Left1", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Right2", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Left2", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC("DAC Voice", NULL, SND_SOC_NOPM, 0, 0),
+
+ SND_SOC_DAPM_AIF_IN("VAIFIN", "Voice Playback", 0,
+ TWL4030_REG_VOICE_IF, 6, 0),
/* Analog bypasses */
SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
@@ -1203,6 +1238,9 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event,
SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
+ SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event,
+ SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD),
+
/* Output MIXER controls */
/* Earpiece */
SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
@@ -1276,26 +1314,21 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
/* Introducing four virtual ADC, since TWL4030 have four channel for
capture */
- SND_SOC_DAPM_ADC("ADC Virtual Left1", "Left Front Capture",
- SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_ADC("ADC Virtual Right1", "Right Front Capture",
- SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_ADC("ADC Virtual Left2", "Left Rear Capture",
- SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_ADC("ADC Virtual Right2", "Right Rear Capture",
- SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC Virtual Left1", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC Virtual Right1", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC Virtual Left2", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC Virtual Right2", NULL, SND_SOC_NOPM, 0, 0),
+
+ SND_SOC_DAPM_AIF_OUT("VAIFOUT", "Voice Capture", 0,
+ TWL4030_REG_VOICE_IF, 5, 0),
/* Analog/Digital mic path selection.
TX1 Left/Right: either analog Left/Right or Digimic0
TX2 Left/Right: either analog Left/Right or Digimic1 */
- SND_SOC_DAPM_MUX_E("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_micpathtx1_control, micpath_event,
- SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
- SND_SOC_DAPM_POST_REG),
- SND_SOC_DAPM_MUX_E("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
- &twl4030_dapm_micpathtx2_control, micpath_event,
- SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD|
- SND_SOC_DAPM_POST_REG),
+ SND_SOC_DAPM_MUX("TX1 Capture Route", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_micpathtx1_control),
+ SND_SOC_DAPM_MUX("TX2 Capture Route", SND_SOC_NOPM, 0, 0,
+ &twl4030_dapm_micpathtx2_control),
/* Analog input mixers for the capture amplifiers */
SND_SOC_DAPM_MIXER("Analog Left",
@@ -1312,18 +1345,46 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_PGA("ADC Physical Right",
TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0),
- SND_SOC_DAPM_PGA("Digimic0 Enable",
- TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0),
- SND_SOC_DAPM_PGA("Digimic1 Enable",
- TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0),
+ SND_SOC_DAPM_PGA_E("Digimic0 Enable",
+ TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0,
+ digimic_event, SND_SOC_DAPM_POST_PMU),
+ SND_SOC_DAPM_PGA_E("Digimic1 Enable",
+ TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0,
+ digimic_event, SND_SOC_DAPM_POST_PMU),
+
+ SND_SOC_DAPM_SUPPLY("micbias1 select", TWL4030_REG_MICBIAS_CTL, 5, 0,
+ NULL, 0),
+ SND_SOC_DAPM_SUPPLY("micbias2 select", TWL4030_REG_MICBIAS_CTL, 6, 0,
+ NULL, 0),
- SND_SOC_DAPM_MICBIAS("Mic Bias 1", TWL4030_REG_MICBIAS_CTL, 0, 0),
- SND_SOC_DAPM_MICBIAS("Mic Bias 2", TWL4030_REG_MICBIAS_CTL, 1, 0),
- SND_SOC_DAPM_MICBIAS("Headset Mic Bias", TWL4030_REG_MICBIAS_CTL, 2, 0),
+ /* Microphone bias */
+ SND_SOC_DAPM_SUPPLY("Mic Bias 1",
+ TWL4030_REG_MICBIAS_CTL, 0, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("Mic Bias 2",
+ TWL4030_REG_MICBIAS_CTL, 1, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
+ TWL4030_REG_MICBIAS_CTL, 2, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("VIF Enable", TWL4030_REG_VOICE_IF, 0, 0, NULL, 0),
};
static const struct snd_soc_dapm_route intercon[] = {
+ /* Stream -> DAC mapping */
+ {"DAC Right1", NULL, "HiFi Playback"},
+ {"DAC Left1", NULL, "HiFi Playback"},
+ {"DAC Right2", NULL, "HiFi Playback"},
+ {"DAC Left2", NULL, "HiFi Playback"},
+ {"DAC Voice", NULL, "VAIFIN"},
+
+ /* ADC -> Stream mapping */
+ {"HiFi Capture", NULL, "ADC Virtual Left1"},
+ {"HiFi Capture", NULL, "ADC Virtual Right1"},
+ {"HiFi Capture", NULL, "ADC Virtual Left2"},
+ {"HiFi Capture", NULL, "ADC Virtual Right2"},
+ {"VAIFOUT", NULL, "ADC Virtual Left2"},
+ {"VAIFOUT", NULL, "ADC Virtual Right2"},
+ {"VAIFOUT", NULL, "VIF Enable"},
+
{"Digital L1 Playback Mixer", NULL, "DAC Left1"},
{"Digital R1 Playback Mixer", NULL, "DAC Right1"},
{"Digital L2 Playback Mixer", NULL, "DAC Left2"},
@@ -1331,12 +1392,17 @@ static const struct snd_soc_dapm_route intercon[] = {
{"Digital Voice Playback Mixer", NULL, "DAC Voice"},
/* Supply for the digital part (APLL) */
- {"Digital R1 Playback Mixer", NULL, "APLL Enable"},
- {"Digital L1 Playback Mixer", NULL, "APLL Enable"},
- {"Digital R2 Playback Mixer", NULL, "APLL Enable"},
- {"Digital L2 Playback Mixer", NULL, "APLL Enable"},
{"Digital Voice Playback Mixer", NULL, "APLL Enable"},
+ {"DAC Left1", NULL, "AIF Enable"},
+ {"DAC Right1", NULL, "AIF Enable"},
+ {"DAC Left2", NULL, "AIF Enable"},
+ {"DAC Right1", NULL, "AIF Enable"},
+ {"DAC Voice", NULL, "VIF Enable"},
+
+ {"Digital R2 Playback Mixer", NULL, "AIF Enable"},
+ {"Digital L2 Playback Mixer", NULL, "AIF Enable"},
+
{"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"},
{"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"},
{"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"},
@@ -1403,8 +1469,14 @@ static const struct snd_soc_dapm_route intercon[] = {
{"Vibra Mux", "AudioR2", "DAC Right2"},
/* outputs */
- {"OUTL", NULL, "Analog L2 Playback Mixer"},
- {"OUTR", NULL, "Analog R2 Playback Mixer"},
+ /* Must be always connected (for AIF and APLL) */
+ {"Virtual HiFi OUT", NULL, "DAC Left1"},
+ {"Virtual HiFi OUT", NULL, "DAC Right1"},
+ {"Virtual HiFi OUT", NULL, "DAC Left2"},
+ {"Virtual HiFi OUT", NULL, "DAC Right2"},
+ /* Must be always connected (for APLL) */
+ {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"},
+ /* Physical outputs */
{"EARPIECE", NULL, "Earpiece PGA"},
{"PREDRIVEL", NULL, "PredriveL PGA"},
{"PREDRIVER", NULL, "PredriveR PGA"},
@@ -1418,6 +1490,12 @@ static const struct snd_soc_dapm_route intercon[] = {
{"VIBRA", NULL, "Vibra Route"},
/* Capture path */
+ /* Must be always connected (for AIF and APLL) */
+ {"ADC Virtual Left1", NULL, "Virtual HiFi IN"},
+ {"ADC Virtual Right1", NULL, "Virtual HiFi IN"},
+ {"ADC Virtual Left2", NULL, "Virtual HiFi IN"},
+ {"ADC Virtual Right2", NULL, "Virtual HiFi IN"},
+ /* Physical inputs */
{"Analog Left", "Main Mic Capture Switch", "MAINMIC"},
{"Analog Left", "Headset Mic Capture Switch", "HSMIC"},
{"Analog Left", "AUXL Capture Switch", "AUXL"},
@@ -1432,6 +1510,9 @@ static const struct snd_soc_dapm_route intercon[] = {
{"Digimic0 Enable", NULL, "DIGIMIC0"},
{"Digimic1 Enable", NULL, "DIGIMIC1"},
+ {"DIGIMIC0", NULL, "micbias1 select"},
+ {"DIGIMIC1", NULL, "micbias2 select"},
+
/* TX1 Left capture path */
{"TX1 Capture Route", "Analog", "ADC Physical Left"},
{"TX1 Capture Route", "Digimic0", "Digimic0 Enable"},
@@ -1450,10 +1531,10 @@ static const struct snd_soc_dapm_route intercon[] = {
{"ADC Virtual Left2", NULL, "TX2 Capture Route"},
{"ADC Virtual Right2", NULL, "TX2 Capture Route"},
- {"ADC Virtual Left1", NULL, "APLL Enable"},
- {"ADC Virtual Right1", NULL, "APLL Enable"},
- {"ADC Virtual Left2", NULL, "APLL Enable"},
- {"ADC Virtual Right2", NULL, "APLL Enable"},
+ {"ADC Virtual Left1", NULL, "AIF Enable"},
+ {"ADC Virtual Right1", NULL, "AIF Enable"},
+ {"ADC Virtual Left2", NULL, "AIF Enable"},
+ {"ADC Virtual Right2", NULL, "AIF Enable"},
/* Analog bypass routes */
{"Right1 Analog Loopback", "Switch", "Analog Right"},
@@ -1486,16 +1567,6 @@ static const struct snd_soc_dapm_route intercon[] = {
};
-static int twl4030_add_widgets(struct snd_soc_codec *codec)
-{
- snd_soc_dapm_new_controls(codec, twl4030_dapm_widgets,
- ARRAY_SIZE(twl4030_dapm_widgets));
-
- snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
-
- return 0;
-}
-
static int twl4030_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
@@ -1505,14 +1576,14 @@ static int twl4030_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
- if (codec->bias_level == SND_SOC_BIAS_OFF)
- twl4030_power_up(codec);
+ if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
+ twl4030_codec_enable(codec, 1);
break;
case SND_SOC_BIAS_OFF:
- twl4030_power_down(codec);
+ twl4030_codec_enable(codec, 0);
break;
}
- codec->bias_level = level;
+ codec->dapm.bias_level = level;
return 0;
}
@@ -1550,11 +1621,11 @@ static void twl4030_constraints(struct twl4030_priv *twl4030,
/* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for
* capture has to be enabled/disabled. */
static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
- int enable)
+ int enable)
{
u8 reg, mask;
- reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
+ reg = twl4030_read(codec, TWL4030_REG_OPTION);
if (direction == SNDRV_PCM_STREAM_PLAYBACK)
mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN;
@@ -1572,10 +1643,8 @@ static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction,
static int twl4030_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct snd_soc_codec *codec = dai->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
if (twl4030->master_substream) {
twl4030->slave_substream = substream;
@@ -1585,14 +1654,14 @@ static int twl4030_startup(struct snd_pcm_substream *substream,
if (twl4030->configured)
twl4030_constraints(twl4030, twl4030->master_substream);
} else {
- if (!(twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE) &
+ if (!(twl4030_read(codec, TWL4030_REG_CODEC_MODE) &
TWL4030_OPTION_1)) {
/* In option2 4 channel is not supported, set the
* constraint for the first stream for channels, the
* second stream will 'inherit' this cosntraint */
snd_pcm_hw_constraint_minmax(substream->runtime,
- SNDRV_PCM_HW_PARAM_CHANNELS,
- 2, 2);
+ SNDRV_PCM_HW_PARAM_CHANNELS,
+ 2, 2);
}
twl4030->master_substream = substream;
}
@@ -1603,10 +1672,8 @@ static int twl4030_startup(struct snd_pcm_substream *substream,
static void twl4030_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct snd_soc_codec *codec = dai->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
if (twl4030->master_substream == substream)
twl4030->master_substream = twl4030->slave_substream;
@@ -1626,19 +1693,17 @@ static void twl4030_shutdown(struct snd_pcm_substream *substream,
}
static int twl4030_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct snd_soc_codec *codec = dai->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 mode, old_mode, format, old_format;
/* If the substream has 4 channel, do the necessary setup */
if (params_channels(params) == 4) {
- format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
- mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE);
+ format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
+ mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE);
/* Safety check: are we in the correct operating mode and
* the interface is in TDM mode? */
@@ -1654,8 +1719,8 @@ static int twl4030_hw_params(struct snd_pcm_substream *substream,
return 0;
/* bit rate */
- old_mode = twl4030_read_reg_cache(codec,
- TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
+ old_mode = twl4030_read(codec,
+ TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
mode = old_mode & ~TWL4030_APLL_RATE;
switch (params_rate(params)) {
@@ -1690,45 +1755,42 @@ static int twl4030_hw_params(struct snd_pcm_substream *substream,
mode |= TWL4030_APLL_RATE_96000;
break;
default:
- printk(KERN_ERR "TWL4030 hw params: unknown rate %d\n",
+ dev_err(codec->dev, "%s: unknown rate %d\n", __func__,
params_rate(params));
return -EINVAL;
}
- if (mode != old_mode) {
- /* change rate and set CODECPDZ */
- twl4030_codec_enable(codec, 0);
- twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
- twl4030_codec_enable(codec, 1);
- }
-
/* sample size */
- old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
+ old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
format = old_format;
format &= ~TWL4030_DATA_WIDTH;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
format |= TWL4030_DATA_WIDTH_16S_16W;
break;
- case SNDRV_PCM_FORMAT_S24_LE:
+ case SNDRV_PCM_FORMAT_S32_LE:
format |= TWL4030_DATA_WIDTH_32S_24W;
break;
default:
- printk(KERN_ERR "TWL4030 hw params: unknown format %d\n",
+ dev_err(codec->dev, "%s: unknown format %d\n", __func__,
params_format(params));
return -EINVAL;
}
- if (format != old_format) {
-
- /* clear CODECPDZ before changing format (codec requirement) */
- twl4030_codec_enable(codec, 0);
-
- /* change format */
- twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
-
- /* set CODECPDZ afterwards */
- twl4030_codec_enable(codec, 1);
+ if (format != old_format || mode != old_mode) {
+ if (twl4030->codec_powered) {
+ /*
+ * If the codec is powered, than we need to toggle the
+ * codec power.
+ */
+ twl4030_codec_enable(codec, 0);
+ twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
+ twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
+ twl4030_codec_enable(codec, 1);
+ } else {
+ twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
+ twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
+ }
}
/* Store the important parameters for the DAI configuration and set
@@ -1748,11 +1810,11 @@ static int twl4030_hw_params(struct snd_pcm_substream *substream,
return 0;
}
-static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai,
- int clk_id, unsigned int freq, int dir)
+static int twl4030_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 twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
switch (freq) {
case 19200000:
@@ -1760,13 +1822,13 @@ static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai,
case 38400000:
break;
default:
- dev_err(codec->dev, "Unsupported APLL mclk: %u\n", freq);
+ dev_err(codec->dev, "Unsupported HFCLKIN: %u\n", freq);
return -EINVAL;
}
if ((freq / 1000) != twl4030->sysclk) {
dev_err(codec->dev,
- "Mismatch in APLL mclk: %u (configured: %u)\n",
+ "Mismatch in HFCLKIN: %u (configured: %u)\n",
freq, twl4030->sysclk * 1000);
return -EINVAL;
}
@@ -1774,14 +1836,14 @@ static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai,
return 0;
}
-static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai,
- unsigned int fmt)
+static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 old_format, format;
/* get format */
- old_format = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
+ old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
format = old_format;
/* set master/slave audio interface */
@@ -1812,15 +1874,17 @@ static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai,
}
if (format != old_format) {
-
- /* clear CODECPDZ before changing format (codec requirement) */
- twl4030_codec_enable(codec, 0);
-
- /* change format */
- twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
-
- /* set CODECPDZ afterwards */
- twl4030_codec_enable(codec, 1);
+ if (twl4030->codec_powered) {
+ /*
+ * If the codec is powered, than we need to toggle the
+ * codec power.
+ */
+ twl4030_codec_enable(codec, 0);
+ twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
+ twl4030_codec_enable(codec, 1);
+ } else {
+ twl4030_write(codec, TWL4030_REG_AUDIO_IF, format);
+ }
}
return 0;
@@ -1829,7 +1893,7 @@ static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai,
static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
{
struct snd_soc_codec *codec = dai->codec;
- u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_AUDIO_IF);
+ u8 reg = twl4030_read(codec, TWL4030_REG_AUDIO_IF);
if (tristate)
reg |= TWL4030_AIF_TRI_EN;
@@ -1842,11 +1906,11 @@ static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate)
/* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R
* (VTXL, VTXR) for uplink has to be enabled/disabled. */
static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
- int enable)
+ int enable)
{
u8 reg, mask;
- reg = twl4030_read_reg_cache(codec, TWL4030_REG_OPTION);
+ reg = twl4030_read(codec, TWL4030_REG_OPTION);
if (direction == SNDRV_PCM_STREAM_PLAYBACK)
mask = TWL4030_ARXL1_VRX_EN;
@@ -1862,33 +1926,31 @@ static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction,
}
static int twl4030_voice_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
+ struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct snd_soc_codec *codec = dai->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 mode;
/* If the system master clock is not 26MHz, the voice PCM interface is
- * not avilable.
+ * not available.
*/
if (twl4030->sysclk != 26000) {
- dev_err(codec->dev, "The board is configured for %u Hz, while"
- "the Voice interface needs 26MHz APLL mclk\n",
- twl4030->sysclk * 1000);
+ dev_err(codec->dev,
+ "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
+ __func__, twl4030->sysclk);
return -EINVAL;
}
/* If the codec mode is not option2, the voice PCM interface is not
- * avilable.
+ * available.
*/
- mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
+ mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE)
& TWL4030_OPT_MODE;
if (mode != TWL4030_OPTION_2) {
- printk(KERN_ERR "TWL4030 voice startup: "
- "the codec mode is not option2\n");
+ dev_err(codec->dev, "%s: the codec mode is not option2\n",
+ __func__);
return -EINVAL;
}
@@ -1896,30 +1958,28 @@ static int twl4030_voice_startup(struct snd_pcm_substream *substream,
}
static void twl4030_voice_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
+ struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct snd_soc_codec *codec = dai->codec;
/* Enable voice digital filters */
twl4030_voice_enable(codec, substream->stream, 0);
}
static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_device *socdev = rtd->socdev;
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct snd_soc_codec *codec = dai->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 old_mode, mode;
/* Enable voice digital filters */
twl4030_voice_enable(codec, substream->stream, 1);
/* bit rate */
- old_mode = twl4030_read_reg_cache(codec, TWL4030_REG_CODEC_MODE)
- & ~(TWL4030_CODECPDZ);
+ old_mode = twl4030_read(codec,
+ TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ;
mode = old_mode;
switch (params_rate(params)) {
@@ -1930,35 +1990,43 @@ static int twl4030_voice_hw_params(struct snd_pcm_substream *substream,
mode |= TWL4030_SEL_16K;
break;
default:
- printk(KERN_ERR "TWL4030 voice hw params: unknown rate %d\n",
+ dev_err(codec->dev, "%s: unknown rate %d\n", __func__,
params_rate(params));
return -EINVAL;
}
if (mode != old_mode) {
- /* change rate and set CODECPDZ */
- twl4030_codec_enable(codec, 0);
- twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
- twl4030_codec_enable(codec, 1);
+ if (twl4030->codec_powered) {
+ /*
+ * If the codec is powered, than we need to toggle the
+ * codec power.
+ */
+ twl4030_codec_enable(codec, 0);
+ twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
+ twl4030_codec_enable(codec, 1);
+ } else {
+ twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode);
+ }
}
return 0;
}
static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
- int clk_id, unsigned int freq, int dir)
+ int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct twl4030_priv *twl4030 = codec->private_data;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
if (freq != 26000000) {
- dev_err(codec->dev, "Unsupported APLL mclk: %u, the Voice"
- "interface needs 26MHz APLL mclk\n", freq);
+ dev_err(codec->dev,
+ "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n",
+ __func__, freq / 1000);
return -EINVAL;
}
if ((freq / 1000) != twl4030->sysclk) {
dev_err(codec->dev,
- "Mismatch in APLL mclk: %u (configured: %u)\n",
+ "Mismatch in HFCLKIN: %u (configured: %u)\n",
freq, twl4030->sysclk * 1000);
return -EINVAL;
}
@@ -1966,13 +2034,14 @@ static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
}
static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
- unsigned int fmt)
+ unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
u8 old_format, format;
/* get format */
- old_format = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
+ old_format = twl4030_read(codec, TWL4030_REG_VOICE_IF);
format = old_format;
/* set master/slave audio interface */
@@ -2000,10 +2069,17 @@ static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
}
if (format != old_format) {
- /* change format and set CODECPDZ */
- twl4030_codec_enable(codec, 0);
- twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
- twl4030_codec_enable(codec, 1);
+ if (twl4030->codec_powered) {
+ /*
+ * If the codec is powered, than we need to toggle the
+ * codec power.
+ */
+ twl4030_codec_enable(codec, 0);
+ twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
+ twl4030_codec_enable(codec, 1);
+ } else {
+ twl4030_write(codec, TWL4030_REG_VOICE_IF, format);
+ }
}
return 0;
@@ -2012,7 +2088,7 @@ static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai,
static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
{
struct snd_soc_codec *codec = dai->codec;
- u8 reg = twl4030_read_reg_cache(codec, TWL4030_REG_VOICE_IF);
+ u8 reg = twl4030_read(codec, TWL4030_REG_VOICE_IF);
if (tristate)
reg |= TWL4030_VIF_TRI_EN;
@@ -2023,9 +2099,9 @@ static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
}
#define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000)
-#define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
+#define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
-static struct snd_soc_dai_ops twl4030_dai_ops = {
+static const struct snd_soc_dai_ops twl4030_dai_hifi_ops = {
.startup = twl4030_startup,
.shutdown = twl4030_shutdown,
.hw_params = twl4030_hw_params,
@@ -2034,7 +2110,7 @@ static struct snd_soc_dai_ops twl4030_dai_ops = {
.set_tristate = twl4030_set_tristate,
};
-static struct snd_soc_dai_ops twl4030_dai_voice_ops = {
+static const struct snd_soc_dai_ops twl4030_dai_voice_ops = {
.startup = twl4030_voice_startup,
.shutdown = twl4030_voice_shutdown,
.hw_params = twl4030_voice_hw_params,
@@ -2043,25 +2119,27 @@ static struct snd_soc_dai_ops twl4030_dai_voice_ops = {
.set_tristate = twl4030_voice_set_tristate,
};
-struct snd_soc_dai twl4030_dai[] = {
+static struct snd_soc_dai_driver twl4030_dai[] = {
{
- .name = "twl4030",
+ .name = "twl4030-hifi",
.playback = {
.stream_name = "HiFi Playback",
.channels_min = 2,
.channels_max = 4,
.rates = TWL4030_RATES | SNDRV_PCM_RATE_96000,
- .formats = TWL4030_FORMATS,},
+ .formats = TWL4030_FORMATS,
+ .sig_bits = 24,},
.capture = {
- .stream_name = "Capture",
+ .stream_name = "HiFi Capture",
.channels_min = 2,
.channels_max = 4,
.rates = TWL4030_RATES,
- .formats = TWL4030_FORMATS,},
- .ops = &twl4030_dai_ops,
+ .formats = TWL4030_FORMATS,
+ .sig_bits = 24,},
+ .ops = &twl4030_dai_hifi_ops,
},
{
- .name = "twl4030 Voice",
+ .name = "twl4030-voice",
.playback = {
.stream_name = "Voice Playback",
.channels_min = 1,
@@ -2069,7 +2147,7 @@ struct snd_soc_dai twl4030_dai[] = {
.rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,},
.capture = {
- .stream_name = "Capture",
+ .stream_name = "Voice Capture",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000,
@@ -2077,202 +2155,79 @@ struct snd_soc_dai twl4030_dai[] = {
.ops = &twl4030_dai_voice_ops,
},
};
-EXPORT_SYMBOL_GPL(twl4030_dai);
-
-static int twl4030_soc_suspend(struct platform_device *pdev, pm_message_t state)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
-
- return 0;
-}
-
-static int twl4030_soc_resume(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- twl4030_set_bias_level(codec, codec->suspend_bias_level);
- return 0;
-}
-static struct snd_soc_codec *twl4030_codec;
-
-static int twl4030_soc_probe(struct platform_device *pdev)
+static int twl4030_soc_probe(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct twl4030_setup_data *setup = socdev->codec_data;
- struct snd_soc_codec *codec;
struct twl4030_priv *twl4030;
- int ret;
-
- BUG_ON(!twl4030_codec);
- codec = twl4030_codec;
- twl4030 = codec->private_data;
- socdev->card->codec = codec;
-
- /* Configuration for headset ramp delay from setup data */
- if (setup) {
- unsigned char hs_pop;
-
- if (setup->sysclk != twl4030->sysclk)
- dev_warn(&pdev->dev,
- "Mismatch in APLL mclk: %u (configured: %u)\n",
- setup->sysclk, twl4030->sysclk);
-
- hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
- hs_pop &= ~TWL4030_RAMP_DELAY;
- hs_pop |= (setup->ramp_delay_value << 2);
- twl4030_write_reg_cache(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
- }
-
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- dev_err(&pdev->dev, "failed to create pcms\n");
- return ret;
+ twl4030 = devm_kzalloc(codec->dev, sizeof(struct twl4030_priv),
+ GFP_KERNEL);
+ if (twl4030 == NULL) {
+ dev_err(codec->dev, "Can not allocate memory\n");
+ return -ENOMEM;
}
+ snd_soc_codec_set_drvdata(codec, twl4030);
+ /* Set the defaults, and power up the codec */
+ twl4030->sysclk = twl4030_audio_get_mclk() / 1000;
- snd_soc_add_controls(codec, twl4030_snd_controls,
- ARRAY_SIZE(twl4030_snd_controls));
- twl4030_add_widgets(codec);
+ twl4030_init_chip(codec);
return 0;
}
-static int twl4030_soc_remove(struct platform_device *pdev)
+static int twl4030_soc_remove(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
+ struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
+ struct twl4030_codec_data *pdata = twl4030->pdata;
twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
- kfree(codec->private_data);
- kfree(codec);
+
+ if (pdata && pdata->hs_extmute && gpio_is_valid(pdata->hs_extmute_gpio))
+ gpio_free(pdata->hs_extmute_gpio);
return 0;
}
-static int __devinit twl4030_codec_probe(struct platform_device *pdev)
-{
- struct twl4030_codec_audio_data *pdata = pdev->dev.platform_data;
- struct snd_soc_codec *codec;
- struct twl4030_priv *twl4030;
- int ret;
-
- if (!pdata) {
- dev_err(&pdev->dev, "platform_data is missing\n");
- return -EINVAL;
- }
-
- twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL);
- if (twl4030 == NULL) {
- dev_err(&pdev->dev, "Can not allocate memroy\n");
- return -ENOMEM;
- }
-
- codec = &twl4030->codec;
- codec->private_data = twl4030;
- codec->dev = &pdev->dev;
- twl4030_dai[0].dev = &pdev->dev;
- twl4030_dai[1].dev = &pdev->dev;
-
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- codec->name = "twl4030";
- codec->owner = THIS_MODULE;
- codec->read = twl4030_read_reg_cache;
- codec->write = twl4030_write;
- codec->set_bias_level = twl4030_set_bias_level;
- codec->dai = twl4030_dai;
- codec->num_dai = ARRAY_SIZE(twl4030_dai),
- codec->reg_cache_size = sizeof(twl4030_reg);
- codec->reg_cache = kmemdup(twl4030_reg, sizeof(twl4030_reg),
- GFP_KERNEL);
- if (codec->reg_cache == NULL) {
- ret = -ENOMEM;
- goto error_cache;
- }
-
- platform_set_drvdata(pdev, twl4030);
- twl4030_codec = codec;
-
- /* Set the defaults, and power up the codec */
- twl4030->sysclk = twl4030_codec_get_mclk() / 1000;
- twl4030_init_chip(codec);
- codec->bias_level = SND_SOC_BIAS_OFF;
- twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
- ret = snd_soc_register_codec(codec);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register codec: %d\n", ret);
- goto error_codec;
- }
-
- ret = snd_soc_register_dais(&twl4030_dai[0], ARRAY_SIZE(twl4030_dai));
- if (ret != 0) {
- dev_err(codec->dev, "Failed to register DAIs: %d\n", ret);
- snd_soc_unregister_codec(codec);
- goto error_codec;
- }
-
- return 0;
+static struct snd_soc_codec_driver soc_codec_dev_twl4030 = {
+ .probe = twl4030_soc_probe,
+ .remove = twl4030_soc_remove,
+ .read = twl4030_read,
+ .write = twl4030_write,
+ .set_bias_level = twl4030_set_bias_level,
+ .idle_bias_off = true,
+
+ .controls = twl4030_snd_controls,
+ .num_controls = ARRAY_SIZE(twl4030_snd_controls),
+ .dapm_widgets = twl4030_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(twl4030_dapm_widgets),
+ .dapm_routes = intercon,
+ .num_dapm_routes = ARRAY_SIZE(intercon),
+};
-error_codec:
- twl4030_power_down(codec);
- kfree(codec->reg_cache);
-error_cache:
- kfree(twl4030);
- return ret;
+static int twl4030_codec_probe(struct platform_device *pdev)
+{
+ return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl4030,
+ twl4030_dai, ARRAY_SIZE(twl4030_dai));
}
-static int __devexit twl4030_codec_remove(struct platform_device *pdev)
+static int twl4030_codec_remove(struct platform_device *pdev)
{
- struct twl4030_priv *twl4030 = platform_get_drvdata(pdev);
-
- kfree(twl4030);
-
- twl4030_codec = NULL;
+ snd_soc_unregister_codec(&pdev->dev);
return 0;
}
-MODULE_ALIAS("platform:twl4030_codec_audio");
+MODULE_ALIAS("platform:twl4030-codec");
static struct platform_driver twl4030_codec_driver = {
.probe = twl4030_codec_probe,
- .remove = __devexit_p(twl4030_codec_remove),
+ .remove = twl4030_codec_remove,
.driver = {
- .name = "twl4030_codec_audio",
+ .name = "twl4030-codec",
.owner = THIS_MODULE,
},
};
-static int __init twl4030_modinit(void)
-{
- return platform_driver_register(&twl4030_codec_driver);
-}
-module_init(twl4030_modinit);
-
-static void __exit twl4030_exit(void)
-{
- platform_driver_unregister(&twl4030_codec_driver);
-}
-module_exit(twl4030_exit);
-
-struct snd_soc_codec_device soc_codec_dev_twl4030 = {
- .probe = twl4030_soc_probe,
- .remove = twl4030_soc_remove,
- .suspend = twl4030_soc_suspend,
- .resume = twl4030_soc_resume,
-};
-EXPORT_SYMBOL_GPL(soc_codec_dev_twl4030);
+module_platform_driver(twl4030_codec_driver);
MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
MODULE_AUTHOR("Steve Sakoman");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-14 21:15:09 +0000