/*
* ALSA SoC TLV320AIC3X codec driver
*
- * Author: Vladimir Barinov, <vbarinov@ru.mvista.com>
+ * Author: Vladimir Barinov, <vbarinov@embeddedalley.com>
* Copyright: (C) 2007 MontaVista Software, Inc., <source@mvista.com>
*
* Based on sound/soc/codecs/wm8753.c by Liam Girdwood
* ---------------------------------------
*
* Hence the machine layer should disable unsupported inputs/outputs by
- * snd_soc_dapm_set_endpoint(codec, "MONO_LOUT", 0), etc.
+ * snd_soc_dapm_disable_pin(codec, "MONO_LOUT"), etc.
*/
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/regulator/consumer.h>
#include <linux/platform_device.h>
+#include <linux/slab.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 <sound/tlv320aic3x.h>
#include "tlv320aic3x.h"
-#define AUDIO_NAME "aic3x"
-#define AIC3X_VERSION "0.2"
+#define AIC3X_NUM_SUPPLIES 4
+static const char *aic3x_supply_names[AIC3X_NUM_SUPPLIES] = {
+ "IOVDD", /* I/O Voltage */
+ "DVDD", /* Digital Core Voltage */
+ "AVDD", /* Analog DAC Voltage */
+ "DRVDD", /* ADC Analog and Output Driver Voltage */
+};
/* codec private data */
struct aic3x_priv {
+ struct snd_soc_codec codec;
+ struct regulator_bulk_data supplies[AIC3X_NUM_SUPPLIES];
unsigned int sysclk;
int master;
+ int gpio_reset;
};
/*
u8 *value)
{
*value = reg & 0xff;
- if (codec->hw_read(codec->control_data, value, 1) != 1)
- return -EIO;
+
+ value[0] = i2c_smbus_read_byte_data(codec->control_data, value[0]);
aic3x_write_reg_cache(codec, reg, *value);
return 0;
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
- int reg = kcontrol->private_value & 0xff;
- int shift = (kcontrol->private_value >> 8) & 0x0f;
- int mask = (kcontrol->private_value >> 16) & 0xff;
- int invert = (kcontrol->private_value >> 24) & 0x01;
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int reg = mc->reg;
+ unsigned int shift = mc->shift;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
+ unsigned int invert = mc->invert;
unsigned short val, val_mask;
int ret;
struct snd_soc_dapm_path *path;
}
if (found)
- snd_soc_dapm_sync_endpoints(widget->codec);
+ snd_soc_dapm_sync(widget->codec);
}
ret = snd_soc_update_bits(widget->codec, reg, val_mask, val);
SOC_ENUM_DOUBLE(AIC3X_CODEC_DFILT_CTRL, 6, 4, 4, aic3x_adc_hpf),
};
+/*
+ * DAC digital volumes. From -63.5 to 0 dB in 0.5 dB steps
+ */
+static DECLARE_TLV_DB_SCALE(dac_tlv, -6350, 50, 0);
+/* ADC PGA gain volumes. From 0 to 59.5 dB in 0.5 dB steps */
+static DECLARE_TLV_DB_SCALE(adc_tlv, 0, 50, 0);
+/*
+ * Output stage volumes. From -78.3 to 0 dB. Muted below -78.3 dB.
+ * Step size is approximately 0.5 dB over most of the scale but increasing
+ * near the very low levels.
+ * Define dB scale so that it is mostly correct for range about -55 to 0 dB
+ * but having increasing dB difference below that (and where it doesn't count
+ * so much). This setting shows -50 dB (actual is -50.3 dB) for register
+ * value 100 and -58.5 dB (actual is -78.3 dB) for register value 117.
+ */
+static DECLARE_TLV_DB_SCALE(output_stage_tlv, -5900, 50, 1);
+
static const struct snd_kcontrol_new aic3x_snd_controls[] = {
/* Output */
- SOC_DOUBLE_R("PCM Playback Volume", LDAC_VOL, RDAC_VOL, 0, 0x7f, 1),
-
- SOC_DOUBLE_R("Line DAC Playback Volume", DACL1_2_LLOPM_VOL,
- DACR1_2_RLOPM_VOL, 0, 0x7f, 1),
- SOC_DOUBLE_R("Line DAC Playback Switch", LLOPM_CTRL, RLOPM_CTRL, 3,
- 0x01, 0),
- SOC_DOUBLE_R("Line PGA Bypass Playback Volume", PGAL_2_LLOPM_VOL,
- PGAR_2_RLOPM_VOL, 0, 0x7f, 1),
- SOC_DOUBLE_R("Line Line2 Bypass Playback Volume", LINE2L_2_LLOPM_VOL,
- LINE2R_2_RLOPM_VOL, 0, 0x7f, 1),
-
- SOC_DOUBLE_R("Mono DAC Playback Volume", DACL1_2_MONOLOPM_VOL,
- DACR1_2_MONOLOPM_VOL, 0, 0x7f, 1),
+ SOC_DOUBLE_R_TLV("PCM Playback Volume",
+ LDAC_VOL, RDAC_VOL, 0, 0x7f, 1, dac_tlv),
+
+ SOC_DOUBLE_R_TLV("Line DAC Playback Volume",
+ DACL1_2_LLOPM_VOL, DACR1_2_RLOPM_VOL,
+ 0, 118, 1, output_stage_tlv),
+ SOC_SINGLE("LineL Playback Switch", LLOPM_CTRL, 3, 0x01, 0),
+ SOC_SINGLE("LineR Playback Switch", RLOPM_CTRL, 3, 0x01, 0),
+ SOC_DOUBLE_R_TLV("LineL DAC Playback Volume",
+ DACL1_2_LLOPM_VOL, DACR1_2_LLOPM_VOL,
+ 0, 118, 1, output_stage_tlv),
+ SOC_SINGLE_TLV("LineL Left PGA Bypass Playback Volume",
+ PGAL_2_LLOPM_VOL, 0, 118, 1, output_stage_tlv),
+ SOC_SINGLE_TLV("LineR Right PGA Bypass Playback Volume",
+ PGAR_2_RLOPM_VOL, 0, 118, 1, output_stage_tlv),
+ SOC_DOUBLE_R_TLV("LineL Line2 Bypass Playback Volume",
+ LINE2L_2_LLOPM_VOL, LINE2R_2_LLOPM_VOL,
+ 0, 118, 1, output_stage_tlv),
+ SOC_DOUBLE_R_TLV("LineR Line2 Bypass Playback Volume",
+ LINE2L_2_RLOPM_VOL, LINE2R_2_RLOPM_VOL,
+ 0, 118, 1, output_stage_tlv),
+
+ SOC_DOUBLE_R_TLV("Mono DAC Playback Volume",
+ DACL1_2_MONOLOPM_VOL, DACR1_2_MONOLOPM_VOL,
+ 0, 118, 1, output_stage_tlv),
SOC_SINGLE("Mono DAC Playback Switch", MONOLOPM_CTRL, 3, 0x01, 0),
- SOC_DOUBLE_R("Mono PGA Bypass Playback Volume", PGAL_2_MONOLOPM_VOL,
- PGAR_2_MONOLOPM_VOL, 0, 0x7f, 1),
- SOC_DOUBLE_R("Mono Line2 Bypass Playback Volume", LINE2L_2_MONOLOPM_VOL,
- LINE2R_2_MONOLOPM_VOL, 0, 0x7f, 1),
-
- SOC_DOUBLE_R("HP DAC Playback Volume", DACL1_2_HPLOUT_VOL,
- DACR1_2_HPROUT_VOL, 0, 0x7f, 1),
+ SOC_DOUBLE_R_TLV("Mono PGA Bypass Playback Volume",
+ PGAL_2_MONOLOPM_VOL, PGAR_2_MONOLOPM_VOL,
+ 0, 118, 1, output_stage_tlv),
+ SOC_DOUBLE_R_TLV("Mono Line2 Bypass Playback Volume",
+ LINE2L_2_MONOLOPM_VOL, LINE2R_2_MONOLOPM_VOL,
+ 0, 118, 1, output_stage_tlv),
+
+ SOC_DOUBLE_R_TLV("HP DAC Playback Volume",
+ DACL1_2_HPLOUT_VOL, DACR1_2_HPROUT_VOL,
+ 0, 118, 1, output_stage_tlv),
SOC_DOUBLE_R("HP DAC Playback Switch", HPLOUT_CTRL, HPROUT_CTRL, 3,
0x01, 0),
- SOC_DOUBLE_R("HP PGA Bypass Playback Volume", PGAL_2_HPLOUT_VOL,
- PGAR_2_HPROUT_VOL, 0, 0x7f, 1),
- SOC_DOUBLE_R("HP Line2 Bypass Playback Volume", LINE2L_2_HPLOUT_VOL,
- LINE2R_2_HPROUT_VOL, 0, 0x7f, 1),
-
- SOC_DOUBLE_R("HPCOM DAC Playback Volume", DACL1_2_HPLCOM_VOL,
- DACR1_2_HPRCOM_VOL, 0, 0x7f, 1),
+ SOC_DOUBLE_R_TLV("HP Right PGA Bypass Playback Volume",
+ PGAR_2_HPLOUT_VOL, PGAR_2_HPROUT_VOL,
+ 0, 118, 1, output_stage_tlv),
+ SOC_SINGLE_TLV("HPL PGA Bypass Playback Volume",
+ PGAL_2_HPLOUT_VOL, 0, 118, 1, output_stage_tlv),
+ SOC_SINGLE_TLV("HPR PGA Bypass Playback Volume",
+ PGAL_2_HPROUT_VOL, 0, 118, 1, output_stage_tlv),
+ SOC_DOUBLE_R_TLV("HP Line2 Bypass Playback Volume",
+ LINE2L_2_HPLOUT_VOL, LINE2R_2_HPROUT_VOL,
+ 0, 118, 1, output_stage_tlv),
+
+ SOC_DOUBLE_R_TLV("HPCOM DAC Playback Volume",
+ DACL1_2_HPLCOM_VOL, DACR1_2_HPRCOM_VOL,
+ 0, 118, 1, output_stage_tlv),
SOC_DOUBLE_R("HPCOM DAC Playback Switch", HPLCOM_CTRL, HPRCOM_CTRL, 3,
0x01, 0),
- SOC_DOUBLE_R("HPCOM PGA Bypass Playback Volume", PGAL_2_HPLCOM_VOL,
- PGAR_2_HPRCOM_VOL, 0, 0x7f, 1),
- SOC_DOUBLE_R("HPCOM Line2 Bypass Playback Volume", LINE2L_2_HPLCOM_VOL,
- LINE2R_2_HPRCOM_VOL, 0, 0x7f, 1),
+ SOC_SINGLE_TLV("HPLCOM PGA Bypass Playback Volume",
+ PGAL_2_HPLCOM_VOL, 0, 118, 1, output_stage_tlv),
+ SOC_SINGLE_TLV("HPRCOM PGA Bypass Playback Volume",
+ PGAL_2_HPRCOM_VOL, 0, 118, 1, output_stage_tlv),
+ SOC_DOUBLE_R_TLV("HPCOM Line2 Bypass Playback Volume",
+ LINE2L_2_HPLCOM_VOL, LINE2R_2_HPRCOM_VOL,
+ 0, 118, 1, output_stage_tlv),
/*
* Note: enable Automatic input Gain Controller with care. It can
SOC_DOUBLE_R("AGC Switch", LAGC_CTRL_A, RAGC_CTRL_A, 7, 0x01, 0),
/* Input */
- SOC_DOUBLE_R("PGA Capture Volume", LADC_VOL, RADC_VOL, 0, 0x7f, 0),
+ SOC_DOUBLE_R_TLV("PGA Capture Volume", LADC_VOL, RADC_VOL,
+ 0, 119, 0, adc_tlv),
SOC_DOUBLE_R("PGA Capture Switch", LADC_VOL, RADC_VOL, 7, 0x01, 1),
SOC_ENUM("ADC HPF Cut-off", aic3x_enum[ADC_HPF_ENUM]),
};
-/* add non dapm controls */
-static int aic3x_add_controls(struct snd_soc_codec *codec)
-{
- int err, i;
-
- for (i = 0; i < ARRAY_SIZE(aic3x_snd_controls); i++) {
- err = snd_ctl_add(codec->card,
- snd_soc_cnew(&aic3x_snd_controls[i],
- codec, NULL));
- if (err < 0)
- return err;
- }
-
- return 0;
-}
-
/* Left DAC Mux */
static const struct snd_kcontrol_new aic3x_left_dac_mux_controls =
SOC_DAPM_ENUM("Route", aic3x_enum[LDAC_ENUM]);
/* Left DAC_L1 Mixer */
static const struct snd_kcontrol_new aic3x_left_dac_mixer_controls[] = {
- SOC_DAPM_SINGLE("Line Switch", DACL1_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineL Switch", DACL1_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineR Switch", DACL1_2_RLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("Mono Switch", DACL1_2_MONOLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("HP Switch", DACL1_2_HPLOUT_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("HPCOM Switch", DACL1_2_HPLCOM_VOL, 7, 1, 0),
/* Right DAC_R1 Mixer */
static const struct snd_kcontrol_new aic3x_right_dac_mixer_controls[] = {
- SOC_DAPM_SINGLE("Line Switch", DACR1_2_RLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineL Switch", DACR1_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineR Switch", DACR1_2_RLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("Mono Switch", DACR1_2_MONOLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("HP Switch", DACR1_2_HPROUT_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("HPCOM Switch", DACR1_2_HPRCOM_VOL, 7, 1, 0),
/* Left PGA Mixer */
static const struct snd_kcontrol_new aic3x_left_pga_mixer_controls[] = {
SOC_DAPM_SINGLE_AIC3X("Line1L Switch", LINE1L_2_LADC_CTRL, 3, 1, 1),
+ SOC_DAPM_SINGLE_AIC3X("Line1R Switch", LINE1R_2_LADC_CTRL, 3, 1, 1),
SOC_DAPM_SINGLE_AIC3X("Line2L Switch", LINE2L_2_LADC_CTRL, 3, 1, 1),
SOC_DAPM_SINGLE_AIC3X("Mic3L Switch", MIC3LR_2_LADC_CTRL, 4, 1, 1),
+ SOC_DAPM_SINGLE_AIC3X("Mic3R Switch", MIC3LR_2_LADC_CTRL, 0, 1, 1),
};
/* Right PGA Mixer */
static const struct snd_kcontrol_new aic3x_right_pga_mixer_controls[] = {
SOC_DAPM_SINGLE_AIC3X("Line1R Switch", LINE1R_2_RADC_CTRL, 3, 1, 1),
+ SOC_DAPM_SINGLE_AIC3X("Line1L Switch", LINE1L_2_RADC_CTRL, 3, 1, 1),
SOC_DAPM_SINGLE_AIC3X("Line2R Switch", LINE2R_2_RADC_CTRL, 3, 1, 1),
+ SOC_DAPM_SINGLE_AIC3X("Mic3L Switch", MIC3LR_2_RADC_CTRL, 4, 1, 1),
SOC_DAPM_SINGLE_AIC3X("Mic3R Switch", MIC3LR_2_RADC_CTRL, 0, 1, 1),
};
/* Left PGA Bypass Mixer */
static const struct snd_kcontrol_new aic3x_left_pga_bp_mixer_controls[] = {
- SOC_DAPM_SINGLE("Line Switch", PGAL_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineL Switch", PGAL_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineR Switch", PGAL_2_RLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("Mono Switch", PGAL_2_MONOLOPM_VOL, 7, 1, 0),
- SOC_DAPM_SINGLE("HP Switch", PGAL_2_HPLOUT_VOL, 7, 1, 0),
- SOC_DAPM_SINGLE("HPCOM Switch", PGAL_2_HPLCOM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPL Switch", PGAL_2_HPLOUT_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPR Switch", PGAL_2_HPROUT_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPLCOM Switch", PGAL_2_HPLCOM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPRCOM Switch", PGAL_2_HPRCOM_VOL, 7, 1, 0),
};
/* Right PGA Bypass Mixer */
static const struct snd_kcontrol_new aic3x_right_pga_bp_mixer_controls[] = {
- SOC_DAPM_SINGLE("Line Switch", PGAR_2_RLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineL Switch", PGAR_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineR Switch", PGAR_2_RLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("Mono Switch", PGAR_2_MONOLOPM_VOL, 7, 1, 0),
- SOC_DAPM_SINGLE("HP Switch", PGAR_2_HPROUT_VOL, 7, 1, 0),
- SOC_DAPM_SINGLE("HPCOM Switch", PGAR_2_HPRCOM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPL Switch", PGAR_2_HPLOUT_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPR Switch", PGAR_2_HPROUT_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPLCOM Switch", PGAR_2_HPLCOM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPRCOM Switch", PGAR_2_HPRCOM_VOL, 7, 1, 0),
};
/* Left Line2 Bypass Mixer */
static const struct snd_kcontrol_new aic3x_left_line2_bp_mixer_controls[] = {
- SOC_DAPM_SINGLE("Line Switch", LINE2L_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineL Switch", LINE2L_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineR Switch", LINE2L_2_RLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("Mono Switch", LINE2L_2_MONOLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("HP Switch", LINE2L_2_HPLOUT_VOL, 7, 1, 0),
- SOC_DAPM_SINGLE("HPCOM Switch", LINE2L_2_HPLCOM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPLCOM Switch", LINE2L_2_HPLCOM_VOL, 7, 1, 0),
};
/* Right Line2 Bypass Mixer */
static const struct snd_kcontrol_new aic3x_right_line2_bp_mixer_controls[] = {
- SOC_DAPM_SINGLE("Line Switch", LINE2R_2_RLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineL Switch", LINE2R_2_LLOPM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("LineR Switch", LINE2R_2_RLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("Mono Switch", LINE2R_2_MONOLOPM_VOL, 7, 1, 0),
SOC_DAPM_SINGLE("HP Switch", LINE2R_2_HPROUT_VOL, 7, 1, 0),
- SOC_DAPM_SINGLE("HPCOM Switch", LINE2R_2_HPRCOM_VOL, 7, 1, 0),
+ SOC_DAPM_SINGLE("HPRCOM Switch", LINE2R_2_HPRCOM_VOL, 7, 1, 0),
};
static const struct snd_soc_dapm_widget aic3x_dapm_widgets[] = {
/* Mono Output */
SND_SOC_DAPM_PGA("Mono Out", MONOLOPM_CTRL, 0, 0, NULL, 0),
- /* Left Inputs to Left ADC */
+ /* Inputs to Left ADC */
SND_SOC_DAPM_ADC("Left ADC", "Left Capture", LINE1L_2_LADC_CTRL, 2, 0),
SND_SOC_DAPM_MIXER("Left PGA Mixer", SND_SOC_NOPM, 0, 0,
&aic3x_left_pga_mixer_controls[0],
ARRAY_SIZE(aic3x_left_pga_mixer_controls)),
SND_SOC_DAPM_MUX("Left Line1L Mux", SND_SOC_NOPM, 0, 0,
&aic3x_left_line1_mux_controls),
+ SND_SOC_DAPM_MUX("Left Line1R Mux", SND_SOC_NOPM, 0, 0,
+ &aic3x_left_line1_mux_controls),
SND_SOC_DAPM_MUX("Left Line2L Mux", SND_SOC_NOPM, 0, 0,
&aic3x_left_line2_mux_controls),
- /* Right Inputs to Right ADC */
+ /* Inputs to Right ADC */
SND_SOC_DAPM_ADC("Right ADC", "Right Capture",
LINE1R_2_RADC_CTRL, 2, 0),
SND_SOC_DAPM_MIXER("Right PGA Mixer", SND_SOC_NOPM, 0, 0,
&aic3x_right_pga_mixer_controls[0],
ARRAY_SIZE(aic3x_right_pga_mixer_controls)),
+ SND_SOC_DAPM_MUX("Right Line1L Mux", SND_SOC_NOPM, 0, 0,
+ &aic3x_right_line1_mux_controls),
SND_SOC_DAPM_MUX("Right Line1R Mux", SND_SOC_NOPM, 0, 0,
&aic3x_right_line1_mux_controls),
SND_SOC_DAPM_MUX("Right Line2R Mux", SND_SOC_NOPM, 0, 0,
{"Left DAC Mux", "DAC_L2", "Left DAC"},
{"Left DAC Mux", "DAC_L3", "Left DAC"},
- {"Left DAC_L1 Mixer", "Line Switch", "Left DAC Mux"},
+ {"Left DAC_L1 Mixer", "LineL Switch", "Left DAC Mux"},
+ {"Left DAC_L1 Mixer", "LineR Switch", "Left DAC Mux"},
{"Left DAC_L1 Mixer", "Mono Switch", "Left DAC Mux"},
{"Left DAC_L1 Mixer", "HP Switch", "Left DAC Mux"},
{"Left DAC_L1 Mixer", "HPCOM Switch", "Left DAC Mux"},
{"Right DAC Mux", "DAC_R2", "Right DAC"},
{"Right DAC Mux", "DAC_R3", "Right DAC"},
- {"Right DAC_R1 Mixer", "Line Switch", "Right DAC Mux"},
+ {"Right DAC_R1 Mixer", "LineL Switch", "Right DAC Mux"},
+ {"Right DAC_R1 Mixer", "LineR Switch", "Right DAC Mux"},
{"Right DAC_R1 Mixer", "Mono Switch", "Right DAC Mux"},
{"Right DAC_R1 Mixer", "HP Switch", "Right DAC Mux"},
{"Right DAC_R1 Mixer", "HPCOM Switch", "Right DAC Mux"},
{"Left Line2L Mux", "differential", "LINE2L"},
{"Left PGA Mixer", "Line1L Switch", "Left Line1L Mux"},
+ {"Left PGA Mixer", "Line1R Switch", "Left Line1R Mux"},
{"Left PGA Mixer", "Line2L Switch", "Left Line2L Mux"},
{"Left PGA Mixer", "Mic3L Switch", "MIC3L"},
+ {"Left PGA Mixer", "Mic3R Switch", "MIC3R"},
{"Left ADC", NULL, "Left PGA Mixer"},
{"Left ADC", NULL, "GPIO1 dmic modclk"},
{"Right Line2R Mux", "single-ended", "LINE2R"},
{"Right Line2R Mux", "differential", "LINE2R"},
+ {"Right PGA Mixer", "Line1L Switch", "Right Line1L Mux"},
{"Right PGA Mixer", "Line1R Switch", "Right Line1R Mux"},
{"Right PGA Mixer", "Line2R Switch", "Right Line2R Mux"},
+ {"Right PGA Mixer", "Mic3L Switch", "MIC3L"},
{"Right PGA Mixer", "Mic3R Switch", "MIC3R"},
{"Right ADC", NULL, "Right PGA Mixer"},
{"Right ADC", NULL, "GPIO1 dmic modclk"},
/* Left PGA Bypass */
- {"Left PGA Bypass Mixer", "Line Switch", "Left PGA Mixer"},
+ {"Left PGA Bypass Mixer", "LineL Switch", "Left PGA Mixer"},
+ {"Left PGA Bypass Mixer", "LineR Switch", "Left PGA Mixer"},
{"Left PGA Bypass Mixer", "Mono Switch", "Left PGA Mixer"},
- {"Left PGA Bypass Mixer", "HP Switch", "Left PGA Mixer"},
- {"Left PGA Bypass Mixer", "HPCOM Switch", "Left PGA Mixer"},
+ {"Left PGA Bypass Mixer", "HPL Switch", "Left PGA Mixer"},
+ {"Left PGA Bypass Mixer", "HPR Switch", "Left PGA Mixer"},
+ {"Left PGA Bypass Mixer", "HPLCOM Switch", "Left PGA Mixer"},
+ {"Left PGA Bypass Mixer", "HPRCOM Switch", "Left PGA Mixer"},
{"Left HPCOM Mux", "differential of HPLOUT", "Left PGA Bypass Mixer"},
{"Left HPCOM Mux", "constant VCM", "Left PGA Bypass Mixer"},
{"Left HP Out", NULL, "Left PGA Bypass Mixer"},
/* Right PGA Bypass */
- {"Right PGA Bypass Mixer", "Line Switch", "Right PGA Mixer"},
+ {"Right PGA Bypass Mixer", "LineL Switch", "Right PGA Mixer"},
+ {"Right PGA Bypass Mixer", "LineR Switch", "Right PGA Mixer"},
{"Right PGA Bypass Mixer", "Mono Switch", "Right PGA Mixer"},
- {"Right PGA Bypass Mixer", "HP Switch", "Right PGA Mixer"},
- {"Right PGA Bypass Mixer", "HPCOM Switch", "Right PGA Mixer"},
+ {"Right PGA Bypass Mixer", "HPL Switch", "Right PGA Mixer"},
+ {"Right PGA Bypass Mixer", "HPR Switch", "Right PGA Mixer"},
+ {"Right PGA Bypass Mixer", "HPLCOM Switch", "Right PGA Mixer"},
+ {"Right PGA Bypass Mixer", "HPRCOM Switch", "Right PGA Mixer"},
{"Right HPCOM Mux", "differential of HPROUT", "Right PGA Bypass Mixer"},
{"Right HPCOM Mux", "constant VCM", "Right PGA Bypass Mixer"},
{"Right HP Out", NULL, "Right PGA Bypass Mixer"},
/* Left Line2 Bypass */
- {"Left Line2 Bypass Mixer", "Line Switch", "Left Line2L Mux"},
+ {"Left Line2 Bypass Mixer", "LineL Switch", "Left Line2L Mux"},
+ {"Left Line2 Bypass Mixer", "LineR Switch", "Left Line2L Mux"},
{"Left Line2 Bypass Mixer", "Mono Switch", "Left Line2L Mux"},
{"Left Line2 Bypass Mixer", "HP Switch", "Left Line2L Mux"},
- {"Left Line2 Bypass Mixer", "HPCOM Switch", "Left Line2L Mux"},
+ {"Left Line2 Bypass Mixer", "HPLCOM Switch", "Left Line2L Mux"},
{"Left HPCOM Mux", "differential of HPLOUT", "Left Line2 Bypass Mixer"},
{"Left HPCOM Mux", "constant VCM", "Left Line2 Bypass Mixer"},
{"Left HP Out", NULL, "Left Line2 Bypass Mixer"},
/* Right Line2 Bypass */
- {"Right Line2 Bypass Mixer", "Line Switch", "Right Line2R Mux"},
+ {"Right Line2 Bypass Mixer", "LineL Switch", "Right Line2R Mux"},
+ {"Right Line2 Bypass Mixer", "LineR Switch", "Right Line2R Mux"},
{"Right Line2 Bypass Mixer", "Mono Switch", "Right Line2R Mux"},
{"Right Line2 Bypass Mixer", "HP Switch", "Right Line2R Mux"},
- {"Right Line2 Bypass Mixer", "HPCOM Switch", "Right Line2R Mux"},
+ {"Right Line2 Bypass Mixer", "HPRCOM Switch", "Right Line2R Mux"},
{"Right HPCOM Mux", "differential of HPROUT", "Right Line2 Bypass Mixer"},
{"Right HPCOM Mux", "constant VCM", "Right Line2 Bypass Mixer"},
/* set up audio path interconnects */
snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
- snd_soc_dapm_new_widgets(codec);
return 0;
}
static int aic3x_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
+ 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->codec;
- struct aic3x_priv *aic3x = codec->private_data;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
int codec_clk = 0, bypass_pll = 0, fsref, last_clk = 0;
- u8 data, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1;
- u16 pll_d = 1;
+ u8 data, j, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1;
+ u16 d, pll_d = 1;
+ u8 reg;
+ int clk;
/* select data word length */
data =
pll_q &= 0xf;
aic3x_write(codec, AIC3X_PLL_PROGA_REG, pll_q << PLLQ_SHIFT);
aic3x_write(codec, AIC3X_GPIOB_REG, CODEC_CLKIN_CLKDIV);
- } else
+ /* disable PLL if it is bypassed */
+ reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
+ aic3x_write(codec, AIC3X_PLL_PROGA_REG, reg & ~PLL_ENABLE);
+
+ } else {
aic3x_write(codec, AIC3X_GPIOB_REG, CODEC_CLKIN_PLLDIV);
+ /* enable PLL when it is used */
+ reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
+ aic3x_write(codec, AIC3X_PLL_PROGA_REG, reg | PLL_ENABLE);
+ }
/* Route Left DAC to left channel input and
* right DAC to right channel input */
if (bypass_pll)
return 0;
- /* Use PLL
- * find an apropriate setup for j, d, r and p by iterating over
- * p and r - j and d are calculated for each fraction.
- * Up to 128 values are probed, the closest one wins the game.
+ /* Use PLL, compute apropriate setup for j, d, r and p, the closest
+ * one wins the game. Try with d==0 first, next with d!=0.
+ * Constraints for j are according to the datasheet.
* The sysclk is divided by 1000 to prevent integer overflows.
*/
+
codec_clk = (2048 * fsref) / (aic3x->sysclk / 1000);
for (r = 1; r <= 16; r++)
for (p = 1; p <= 8; p++) {
- int clk, tmp = (codec_clk * pll_r * 10) / pll_p;
- u8 j = tmp / 10000;
- u16 d = tmp % 10000;
+ for (j = 4; j <= 55; j++) {
+ /* This is actually 1000*((j+(d/10000))*r)/p
+ * The term had to be converted to get
+ * rid of the division by 10000; d = 0 here
+ */
+ int tmp_clk = (1000 * j * r) / p;
+
+ /* Check whether this values get closer than
+ * the best ones we had before
+ */
+ if (abs(codec_clk - tmp_clk) <
+ abs(codec_clk - last_clk)) {
+ pll_j = j; pll_d = 0;
+ pll_r = r; pll_p = p;
+ last_clk = tmp_clk;
+ }
+
+ /* Early exit for exact matches */
+ if (tmp_clk == codec_clk)
+ goto found;
+ }
+ }
- if (j > 63)
- continue;
+ /* try with d != 0 */
+ for (p = 1; p <= 8; p++) {
+ j = codec_clk * p / 1000;
- if (d != 0 && aic3x->sysclk < 10000000)
- continue;
+ if (j < 4 || j > 11)
+ continue;
- /* This is actually 1000 * ((j + (d/10000)) * r) / p
- * The term had to be converted to get rid of the
- * division by 10000 */
- clk = ((10000 * j * r) + (d * r)) / (10 * p);
+ /* do not use codec_clk here since we'd loose precision */
+ d = ((2048 * p * fsref) - j * aic3x->sysclk)
+ * 100 / (aic3x->sysclk/100);
- /* check whether this values get closer than the best
- * ones we had before */
- if (abs(codec_clk - clk) < abs(codec_clk - last_clk)) {
- pll_j = j; pll_d = d; pll_r = r; pll_p = p;
- last_clk = clk;
- }
+ clk = (10000 * j + d) / (10 * p);
- /* Early exit for exact matches */
- if (clk == codec_clk)
- break;
+ /* check whether this values get closer than the best
+ * ones we had before */
+ if (abs(codec_clk - clk) < abs(codec_clk - last_clk)) {
+ pll_j = j; pll_d = d; pll_r = 1; pll_p = p;
+ last_clk = clk;
}
+ /* Early exit for exact matches */
+ if (clk == codec_clk)
+ goto found;
+ }
+
if (last_clk == 0) {
printk(KERN_ERR "%s(): unable to setup PLL\n", __func__);
return -EINVAL;
}
+found:
data = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
aic3x_write(codec, AIC3X_PLL_PROGA_REG, data | (pll_p << PLLP_SHIFT));
aic3x_write(codec, AIC3X_OVRF_STATUS_AND_PLLR_REG, pll_r << PLLR_SHIFT);
return 0;
}
-static int aic3x_mute(struct snd_soc_codec_dai *dai, int mute)
+static int aic3x_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
u8 ldac_reg = aic3x_read_reg_cache(codec, LDAC_VOL) & ~MUTE_ON;
return 0;
}
-static int aic3x_set_dai_sysclk(struct snd_soc_codec_dai *codec_dai,
+static int aic3x_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 aic3x_priv *aic3x = codec->private_data;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
aic3x->sysclk = freq;
return 0;
}
-static int aic3x_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
+static int aic3x_set_dai_fmt(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct aic3x_priv *aic3x = codec->private_data;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
u8 iface_areg, iface_breg;
+ int delay = 0;
iface_areg = aic3x_read_reg_cache(codec, AIC3X_ASD_INTF_CTRLA) & 0x3f;
iface_breg = aic3x_read_reg_cache(codec, AIC3X_ASD_INTF_CTRLB) & 0x3f;
return -EINVAL;
}
- /* interface format */
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_I2S:
+ /*
+ * match both interface format and signal polarities since they
+ * are fixed
+ */
+ switch (fmt & (SND_SOC_DAIFMT_FORMAT_MASK |
+ SND_SOC_DAIFMT_INV_MASK)) {
+ case (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF):
break;
- case SND_SOC_DAIFMT_DSP_A:
+ case (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF):
+ delay = 1;
+ case (SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_IB_NF):
iface_breg |= (0x01 << 6);
break;
- case SND_SOC_DAIFMT_RIGHT_J:
+ case (SND_SOC_DAIFMT_RIGHT_J | SND_SOC_DAIFMT_NB_NF):
iface_breg |= (0x02 << 6);
break;
- case SND_SOC_DAIFMT_LEFT_J:
+ case (SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF):
iface_breg |= (0x03 << 6);
break;
default:
/* set iface */
aic3x_write(codec, AIC3X_ASD_INTF_CTRLA, iface_areg);
aic3x_write(codec, AIC3X_ASD_INTF_CTRLB, iface_breg);
+ aic3x_write(codec, AIC3X_ASD_INTF_CTRLC, delay);
return 0;
}
static int aic3x_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct aic3x_priv *aic3x = codec->private_data;
+ struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
u8 reg;
switch (level) {
case SND_SOC_BIAS_ON:
- /* all power is driven by DAPM system */
+ break;
+ case SND_SOC_BIAS_PREPARE:
if (aic3x->master) {
/* enable pll */
reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
reg | PLL_ENABLE);
}
break;
- case SND_SOC_BIAS_PREPARE:
- break;
case SND_SOC_BIAS_STANDBY:
- /*
- * all power is driven by DAPM system,
- * so output power is safe if bypass was set
- */
- if (aic3x->master) {
- /* disable pll */
- reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
- aic3x_write(codec, AIC3X_PLL_PROGA_REG,
- reg & ~PLL_ENABLE);
- }
- break;
+ /* fall through and disable pll */
case SND_SOC_BIAS_OFF:
- /* force all power off */
- reg = aic3x_read_reg_cache(codec, LINE1L_2_LADC_CTRL);
- aic3x_write(codec, LINE1L_2_LADC_CTRL, reg & ~LADC_PWR_ON);
- reg = aic3x_read_reg_cache(codec, LINE1R_2_RADC_CTRL);
- aic3x_write(codec, LINE1R_2_RADC_CTRL, reg & ~RADC_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, DAC_PWR);
- aic3x_write(codec, DAC_PWR, reg & ~(LDAC_PWR_ON | RDAC_PWR_ON));
-
- reg = aic3x_read_reg_cache(codec, HPLOUT_CTRL);
- aic3x_write(codec, HPLOUT_CTRL, reg & ~HPLOUT_PWR_ON);
- reg = aic3x_read_reg_cache(codec, HPROUT_CTRL);
- aic3x_write(codec, HPROUT_CTRL, reg & ~HPROUT_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, HPLCOM_CTRL);
- aic3x_write(codec, HPLCOM_CTRL, reg & ~HPLCOM_PWR_ON);
- reg = aic3x_read_reg_cache(codec, HPRCOM_CTRL);
- aic3x_write(codec, HPRCOM_CTRL, reg & ~HPRCOM_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, MONOLOPM_CTRL);
- aic3x_write(codec, MONOLOPM_CTRL, reg & ~MONOLOPM_PWR_ON);
-
- reg = aic3x_read_reg_cache(codec, LLOPM_CTRL);
- aic3x_write(codec, LLOPM_CTRL, reg & ~LLOPM_PWR_ON);
- reg = aic3x_read_reg_cache(codec, RLOPM_CTRL);
- aic3x_write(codec, RLOPM_CTRL, reg & ~RLOPM_PWR_ON);
-
if (aic3x->master) {
/* disable pll */
reg = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
}
EXPORT_SYMBOL_GPL(aic3x_get_gpio);
+void aic3x_set_headset_detection(struct snd_soc_codec *codec, int detect,
+ int headset_debounce, int button_debounce)
+{
+ u8 val;
+
+ val = ((detect & AIC3X_HEADSET_DETECT_MASK)
+ << AIC3X_HEADSET_DETECT_SHIFT) |
+ ((headset_debounce & AIC3X_HEADSET_DEBOUNCE_MASK)
+ << AIC3X_HEADSET_DEBOUNCE_SHIFT) |
+ ((button_debounce & AIC3X_BUTTON_DEBOUNCE_MASK)
+ << AIC3X_BUTTON_DEBOUNCE_SHIFT);
+
+ if (detect & AIC3X_HEADSET_DETECT_MASK)
+ val |= AIC3X_HEADSET_DETECT_ENABLED;
+
+ aic3x_write(codec, AIC3X_HEADSET_DETECT_CTRL_A, val);
+}
+EXPORT_SYMBOL_GPL(aic3x_set_headset_detection);
+
int aic3x_headset_detected(struct snd_soc_codec *codec)
{
u8 val;
- aic3x_read(codec, AIC3X_RT_IRQ_FLAGS_REG, &val);
- return (val >> 2) & 1;
+ aic3x_read(codec, AIC3X_HEADSET_DETECT_CTRL_B, &val);
+ return (val >> 4) & 1;
}
EXPORT_SYMBOL_GPL(aic3x_headset_detected);
+int aic3x_button_pressed(struct snd_soc_codec *codec)
+{
+ u8 val;
+ aic3x_read(codec, AIC3X_HEADSET_DETECT_CTRL_B, &val);
+ return (val >> 5) & 1;
+}
+EXPORT_SYMBOL_GPL(aic3x_button_pressed);
+
#define AIC3X_RATES SNDRV_PCM_RATE_8000_96000
#define AIC3X_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
-struct snd_soc_codec_dai aic3x_dai = {
- .name = "aic3x",
+static struct snd_soc_dai_ops aic3x_dai_ops = {
+ .hw_params = aic3x_hw_params,
+ .digital_mute = aic3x_mute,
+ .set_sysclk = aic3x_set_dai_sysclk,
+ .set_fmt = aic3x_set_dai_fmt,
+};
+
+struct snd_soc_dai aic3x_dai = {
+ .name = "tlv320aic3x",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.channels_max = 2,
.rates = AIC3X_RATES,
.formats = AIC3X_FORMATS,},
- .ops = {
- .hw_params = aic3x_hw_params,
- },
- .dai_ops = {
- .digital_mute = aic3x_mute,
- .set_sysclk = aic3x_set_dai_sysclk,
- .set_fmt = aic3x_set_dai_fmt,
- }
+ .ops = &aic3x_dai_ops,
};
EXPORT_SYMBOL_GPL(aic3x_dai);
static int aic3x_suspend(struct platform_device *pdev, pm_message_t state)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
+ struct snd_soc_codec *codec = socdev->card->codec;
aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
static int aic3x_resume(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
+ struct snd_soc_codec *codec = socdev->card->codec;
int i;
u8 data[2];
u8 *cache = codec->reg_cache;
codec->hw_write(codec->control_data, data, 2);
}
- aic3x_set_bias_level(codec, codec->suspend_bias_level);
+ aic3x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
* initialise the AIC3X driver
* register the mixer and dsp interfaces with the kernel
*/
-static int aic3x_init(struct snd_soc_device *socdev)
+static int aic3x_init(struct snd_soc_codec *codec)
{
- struct snd_soc_codec *codec = socdev->codec;
- struct aic3x_setup_data *setup = socdev->codec_data;
- int reg, ret = 0;
+ int reg;
- codec->name = "aic3x";
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
+ codec->name = "tlv320aic3x";
codec->owner = THIS_MODULE;
codec->read = aic3x_read_reg_cache;
codec->write = aic3x_write;
aic3x_write(codec, AIC3X_PAGE_SELECT, PAGE0_SELECT);
aic3x_write(codec, AIC3X_RESET, SOFT_RESET);
- /* register pcms */
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- printk(KERN_ERR "aic3x: failed to create pcms\n");
- goto pcm_err;
- }
-
/* DAC default volume and mute */
aic3x_write(codec, LDAC_VOL, DEFAULT_VOL | MUTE_ON);
aic3x_write(codec, RDAC_VOL, DEFAULT_VOL | MUTE_ON);
/* off, with power on */
aic3x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- /* setup GPIO functions */
- aic3x_write(codec, AIC3X_GPIO1_REG, (setup->gpio_func[0] & 0xf) << 4);
- aic3x_write(codec, AIC3X_GPIO2_REG, (setup->gpio_func[1] & 0xf) << 4);
+ return 0;
+}
+
+static struct snd_soc_codec *aic3x_codec;
- aic3x_add_controls(codec);
- aic3x_add_widgets(codec);
- ret = snd_soc_register_card(socdev);
+static int aic3x_register(struct snd_soc_codec *codec)
+{
+ int ret;
+
+ ret = aic3x_init(codec);
if (ret < 0) {
- printk(KERN_ERR "aic3x: failed to register card\n");
- goto card_err;
+ dev_err(codec->dev, "Failed to initialise device\n");
+ return ret;
}
- return ret;
+ aic3x_codec = codec;
-card_err:
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
-pcm_err:
- kfree(codec->reg_cache);
- return ret;
+ ret = snd_soc_register_codec(codec);
+ if (ret) {
+ dev_err(codec->dev, "Failed to register codec\n");
+ return ret;
+ }
+
+ ret = snd_soc_register_dai(&aic3x_dai);
+ if (ret) {
+ dev_err(codec->dev, "Failed to register dai\n");
+ snd_soc_unregister_codec(codec);
+ return ret;
+ }
+
+ return 0;
}
-static struct snd_soc_device *aic3x_socdev;
+static int aic3x_unregister(struct aic3x_priv *aic3x)
+{
+ aic3x_set_bias_level(&aic3x->codec, SND_SOC_BIAS_OFF);
+
+ snd_soc_unregister_dai(&aic3x_dai);
+ snd_soc_unregister_codec(&aic3x->codec);
+
+ if (aic3x->gpio_reset >= 0) {
+ gpio_set_value(aic3x->gpio_reset, 0);
+ gpio_free(aic3x->gpio_reset);
+ }
+ regulator_bulk_disable(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+ regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+
+ kfree(aic3x);
+ aic3x_codec = NULL;
+
+ return 0;
+}
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
/*
* AIC3X 2 wire address can be up to 4 devices with device addresses
* 0x18, 0x19, 0x1A, 0x1B
*/
-static unsigned short normal_i2c[] = { 0, I2C_CLIENT_END };
-
-/* Magic definition of all other variables and things */
-I2C_CLIENT_INSMOD;
-
-static struct i2c_driver aic3x_i2c_driver;
-static struct i2c_client client_template;
/*
* If the i2c layer weren't so broken, we could pass this kind of data
* around
*/
-static int aic3x_codec_probe(struct i2c_adapter *adap, int addr, int kind)
+static int aic3x_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
{
- struct snd_soc_device *socdev = aic3x_socdev;
- struct aic3x_setup_data *setup = socdev->codec_data;
- struct snd_soc_codec *codec = socdev->codec;
- struct i2c_client *i2c;
- int ret;
-
- if (addr != setup->i2c_address)
- return -ENODEV;
-
- client_template.adapter = adap;
- client_template.addr = addr;
+ struct snd_soc_codec *codec;
+ struct aic3x_priv *aic3x;
+ struct aic3x_pdata *pdata = i2c->dev.platform_data;
+ int ret, i;
- i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL);
- if (i2c == NULL) {
- kfree(codec);
+ aic3x = kzalloc(sizeof(struct aic3x_priv), GFP_KERNEL);
+ if (aic3x == NULL) {
+ dev_err(&i2c->dev, "failed to create private data\n");
return -ENOMEM;
}
- i2c_set_clientdata(i2c, codec);
+
+ codec = &aic3x->codec;
+ codec->dev = &i2c->dev;
+ snd_soc_codec_set_drvdata(codec, aic3x);
codec->control_data = i2c;
+ codec->hw_write = (hw_write_t) i2c_master_send;
- ret = i2c_attach_client(i2c);
- if (ret < 0) {
- printk(KERN_ERR "aic3x: failed to attach codec at addr %x\n",
- addr);
- goto err;
+ i2c_set_clientdata(i2c, aic3x);
+
+ aic3x->gpio_reset = -1;
+ if (pdata && pdata->gpio_reset >= 0) {
+ ret = gpio_request(pdata->gpio_reset, "tlv320aic3x reset");
+ if (ret != 0)
+ goto err_gpio;
+ aic3x->gpio_reset = pdata->gpio_reset;
+ gpio_direction_output(aic3x->gpio_reset, 0);
}
- ret = aic3x_init(socdev);
- if (ret < 0) {
- printk(KERN_ERR "aic3x: failed to initialise AIC3X\n");
- goto err;
+ for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++)
+ aic3x->supplies[i].supply = aic3x_supply_names[i];
+
+ ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(aic3x->supplies),
+ aic3x->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+ goto err_get;
}
- return ret;
-err:
- kfree(codec);
- kfree(i2c);
+ ret = regulator_bulk_enable(ARRAY_SIZE(aic3x->supplies),
+ aic3x->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+ goto err_enable;
+ }
+
+ if (aic3x->gpio_reset >= 0) {
+ udelay(1);
+ gpio_set_value(aic3x->gpio_reset, 1);
+ }
+
+ return aic3x_register(codec);
+
+err_enable:
+ regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
+err_get:
+ if (aic3x->gpio_reset >= 0)
+ gpio_free(aic3x->gpio_reset);
+err_gpio:
+ kfree(aic3x);
return ret;
}
-static int aic3x_i2c_detach(struct i2c_client *client)
+static int aic3x_i2c_remove(struct i2c_client *client)
{
- struct snd_soc_codec *codec = i2c_get_clientdata(client);
- i2c_detach_client(client);
- kfree(codec->reg_cache);
- kfree(client);
- return 0;
-}
+ struct aic3x_priv *aic3x = i2c_get_clientdata(client);
-static int aic3x_i2c_attach(struct i2c_adapter *adap)
-{
- return i2c_probe(adap, &addr_data, aic3x_codec_probe);
+ return aic3x_unregister(aic3x);
}
+static const struct i2c_device_id aic3x_i2c_id[] = {
+ { "tlv320aic3x", 0 },
+ { "tlv320aic33", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, aic3x_i2c_id);
+
/* machine i2c codec control layer */
static struct i2c_driver aic3x_i2c_driver = {
.driver = {
.name = "aic3x I2C Codec",
.owner = THIS_MODULE,
},
- .attach_adapter = aic3x_i2c_attach,
- .detach_client = aic3x_i2c_detach,
+ .probe = aic3x_i2c_probe,
+ .remove = aic3x_i2c_remove,
+ .id_table = aic3x_i2c_id,
};
-static struct i2c_client client_template = {
- .name = "AIC3X",
- .driver = &aic3x_i2c_driver,
-};
+static inline void aic3x_i2c_init(void)
+{
+ int ret;
-static int aic3x_i2c_read(struct i2c_client *client, u8 *value, int len)
+ ret = i2c_add_driver(&aic3x_i2c_driver);
+ if (ret)
+ printk(KERN_ERR "%s: error regsitering i2c driver, %d\n",
+ __func__, ret);
+}
+
+static inline void aic3x_i2c_exit(void)
{
- value[0] = i2c_smbus_read_byte_data(client, value[0]);
- return (len == 1);
+ i2c_del_driver(&aic3x_i2c_driver);
}
+#else
+static inline void aic3x_i2c_init(void) { }
+static inline void aic3x_i2c_exit(void) { }
#endif
static int aic3x_probe(struct platform_device *pdev)
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct aic3x_setup_data *setup;
struct snd_soc_codec *codec;
- struct aic3x_priv *aic3x;
int ret = 0;
- printk(KERN_INFO "AIC3X Audio Codec %s\n", AIC3X_VERSION);
+ codec = aic3x_codec;
+ if (!codec) {
+ dev_err(&pdev->dev, "Codec not registered\n");
+ return -ENODEV;
+ }
+ socdev->card->codec = codec;
setup = socdev->codec_data;
- codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
- if (codec == NULL)
- return -ENOMEM;
- aic3x = kzalloc(sizeof(struct aic3x_priv), GFP_KERNEL);
- if (aic3x == NULL) {
- kfree(codec);
- return -ENOMEM;
+ if (setup) {
+ /* setup GPIO functions */
+ aic3x_write(codec, AIC3X_GPIO1_REG,
+ (setup->gpio_func[0] & 0xf) << 4);
+ aic3x_write(codec, AIC3X_GPIO2_REG,
+ (setup->gpio_func[1] & 0xf) << 4);
}
- codec->private_data = aic3x;
- socdev->codec = codec;
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
-
- aic3x_socdev = socdev;
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- if (setup->i2c_address) {
- normal_i2c[0] = setup->i2c_address;
- codec->hw_write = (hw_write_t) i2c_master_send;
- codec->hw_read = (hw_read_t) aic3x_i2c_read;
- ret = i2c_add_driver(&aic3x_i2c_driver);
- if (ret != 0)
- printk(KERN_ERR "can't add i2c driver");
+ /* register pcms */
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret < 0) {
+ printk(KERN_ERR "aic3x: failed to create pcms\n");
+ goto pcm_err;
}
-#else
- /* Add other interfaces here */
-#endif
+
+ snd_soc_add_controls(codec, aic3x_snd_controls,
+ ARRAY_SIZE(aic3x_snd_controls));
+
+ aic3x_add_widgets(codec);
+
+ return ret;
+
+pcm_err:
+ kfree(codec->reg_cache);
return ret;
}
static int aic3x_remove(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
+ struct snd_soc_codec *codec = socdev->card->codec;
/* power down chip */
if (codec->control_data)
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- i2c_del_driver(&aic3x_i2c_driver);
-#endif
- kfree(codec->private_data);
- kfree(codec);
+
+ kfree(codec->reg_cache);
return 0;
}
};
EXPORT_SYMBOL_GPL(soc_codec_dev_aic3x);
+static int __init aic3x_modinit(void)
+{
+ aic3x_i2c_init();
+
+ return 0;
+}
+module_init(aic3x_modinit);
+
+static void __exit aic3x_exit(void)
+{
+ aic3x_i2c_exit();
+}
+module_exit(aic3x_exit);
+
MODULE_DESCRIPTION("ASoC TLV320AIC3X codec driver");
MODULE_AUTHOR("Vladimir Barinov");
MODULE_LICENSE("GPL");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff