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-rw-r--r--packages/linux/linux-omap2-git/beagleboard/ASoC-TWL4030-codec-driver.patch831
1 files changed, 0 insertions, 831 deletions
diff --git a/packages/linux/linux-omap2-git/beagleboard/ASoC-TWL4030-codec-driver.patch b/packages/linux/linux-omap2-git/beagleboard/ASoC-TWL4030-codec-driver.patch
deleted file mode 100644
index ef9a0ed0fe..0000000000
--- a/packages/linux/linux-omap2-git/beagleboard/ASoC-TWL4030-codec-driver.patch
+++ /dev/null
@@ -1,831 +0,0 @@
-From: Steve Sakoman <steve@sakoman.com>
-Date: Fri, 18 Jul 2008 16:41:27 +0000 (-0700)
-Subject: ASoC TWL4030 codec driver
-X-Git-Url: http://www.sakoman.net/cgi-bin/gitweb.cgi?p=linux-omap-2.6.git;a=commitdiff_plain;h=67b73de03016cc31b1f91af93c57b8e749c13520;hp=d3b3ae0fe6c71641da19c8de466ec366d39847e3
-
-ASoC TWL4030 codec driver
-
-Basic audio support for the TWL4030
-
-Signed-off-by: Steve Sakoman <steve@sakoman.com>
----
-
-diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
-index 3903ab7..468536d 100644
---- a/sound/soc/codecs/Kconfig
-+++ b/sound/soc/codecs/Kconfig
-@@ -44,3 +44,7 @@ config SND_SOC_CS4270_VD33_ERRATA
- config SND_SOC_TLV320AIC3X
- tristate
- depends on SND_SOC && I2C
-+
-+config SND_SOC_TWL4030
-+ tristate
-+ depends on SND_SOC && I2C
-diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
-index 4e1314c..d2c0b12 100644
---- a/sound/soc/codecs/Makefile
-+++ b/sound/soc/codecs/Makefile
-@@ -6,6 +6,7 @@ snd-soc-wm9712-objs := wm9712.o
- snd-soc-wm9713-objs := wm9713.o
- snd-soc-cs4270-objs := cs4270.o
- snd-soc-tlv320aic3x-objs := tlv320aic3x.o
-+snd-soc-twl4030-objs := twl4030.o
-
- obj-$(CONFIG_SND_SOC_AC97_CODEC) += snd-soc-ac97.o
- obj-$(CONFIG_SND_SOC_WM8731) += snd-soc-wm8731.o
-@@ -15,3 +16,4 @@ obj-$(CONFIG_SND_SOC_WM9712) += snd-soc-wm9712.o
- obj-$(CONFIG_SND_SOC_WM9713) += snd-soc-wm9713.o
- obj-$(CONFIG_SND_SOC_CS4270) += snd-soc-cs4270.o
- obj-$(CONFIG_SND_SOC_TLV320AIC3X) += snd-soc-tlv320aic3x.o
-+obj-$(CONFIG_SND_SOC_TWL4030) += snd-soc-twl4030.o
-diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
-new file mode 100644
-index 0000000..25a154c
---- /dev/null
-+++ b/sound/soc/codecs/twl4030.c
-@@ -0,0 +1,626 @@
-+/*
-+ * ALSA SoC TWL4030 codec driver
-+ *
-+ * Author: Steve Sakoman, <steve@sakoman.com>
-+ *
-+ * This program is free software; you can redistribute it and/or modify
-+ * it under the terms of the GNU General Public License version 2 as
-+ * published by the Free Software Foundation.
-+ */
-+
-+#include <linux/module.h>
-+#include <linux/moduleparam.h>
-+#include <linux/init.h>
-+#include <linux/delay.h>
-+#include <linux/pm.h>
-+#include <linux/i2c.h>
-+#include <linux/platform_device.h>
-+#include <linux/i2c/twl4030.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 "twl4030.h"
-+
-+/*
-+ * twl4030 register cache & default register settings
-+ */
-+static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
-+ 0x00, /* this register not used */
-+ 0x93, /* REG_CODEC_MODE (0x1) */
-+ 0xc3, /* REG_OPTION (0x2) */
-+ 0x00, /* REG_UNKNOWN (0x3) */
-+ 0x00, /* REG_MICBIAS_CTL (0x4) */
-+ 0x34, /* REG_ANAMICL (0x5) */
-+ 0x14, /* REG_ANAMICR (0x6) */
-+ 0x0a, /* 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) */
-+ 0x01, /* 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) */
-+};
-+
-+static void twl4030_dump_registers(void)
-+{
-+ int i = 0;
-+ u8 data;
-+
-+ printk(KERN_INFO "TWL 4030 Register dump for Audio Module\n");
-+
-+ for (i = REG_CODEC_MODE; i <= REG_MISC_SET_2; i++) {
-+ twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &data, i);
-+ printk(KERN_INFO "Register[0x%02x]=0x%02x\n", i, data);
-+ }
-+}
-+
-+struct twl4030_priv {
-+ unsigned int dummy;
-+};
-+
-+/*
-+ * read twl4030 register cache
-+ */
-+static inline unsigned int twl4030_read_reg_cache(struct snd_soc_codec *codec,
-+ unsigned int reg)
-+{
-+ u8 *cache = codec->reg_cache;
-+
-+ return cache[reg];
-+}
-+
-+/*
-+ * write twl4030 register cache
-+ */
-+static inline void twl4030_write_reg_cache(struct snd_soc_codec *codec,
-+ u8 reg, u8 value)
-+{
-+ u8 *cache = codec->reg_cache;
-+
-+ if (reg >= TWL4030_CACHEREGNUM)
-+ return;
-+ cache[reg] = value;
-+}
-+
-+/*
-+ * write to the twl4030 register space
-+ */
-+static int twl4030_write(struct snd_soc_codec *codec,
-+ unsigned int reg, unsigned int value)
-+{
-+ twl4030_write_reg_cache(codec, reg, value);
-+ return twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);
-+}
-+
-+static void twl4030_init_chip(void)
-+{
-+ unsigned char byte;
-+ int i;
-+
-+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
-+ twl4030_reg[REG_CODEC_MODE] & 0xfd, REG_CODEC_MODE);
-+
-+ udelay(10); /* delay for power settling */
-+
-+ for (i = REG_OPTION; i <= REG_MISC_SET_2; i++)
-+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
-+ twl4030_reg[i], i);
-+
-+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
-+ twl4030_reg[REG_CODEC_MODE], REG_CODEC_MODE);
-+
-+ udelay(10); /* delay for power settling */
-+
-+ /* initiate offset cancellation */
-+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
-+ twl4030_reg[REG_ANAMICL] | 0x80, REG_ANAMICL);
-+
-+ /* wait for offset cancellation to complete */
-+ twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, REG_ANAMICL);
-+ while ((byte & 0x80) == 0x80)
-+ twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE,
-+ &byte, REG_ANAMICL);
-+
-+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
-+ twl4030_reg[REG_MISC_SET_1] | 0x02, REG_MISC_SET_1);
-+
-+}
-+
-+static const struct snd_kcontrol_new twl4030_snd_controls[] = {
-+ SOC_DOUBLE_R("Master Playback Volume",
-+ REG_ARXL2PGA, REG_ARXR2PGA,
-+ 0, 127, 0),
-+ SOC_DOUBLE_R("Capture Volume",
-+ REG_ATXL1PGA, REG_ATXR1PGA,
-+ 0, 127, 0),
-+};
-+
-+/* add non dapm controls */
-+static int twl4030_add_controls(struct snd_soc_codec *codec)
-+{
-+ int err, i;
-+
-+ for (i = 0; i < ARRAY_SIZE(twl4030_snd_controls); i++) {
-+ err = snd_ctl_add(codec->card,
-+ snd_soc_cnew(&twl4030_snd_controls[i],
-+ codec, NULL));
-+ if (err < 0)
-+ return err;
-+ }
-+
-+ return 0;
-+}
-+
-+static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
-+ SND_SOC_DAPM_INPUT("INL"),
-+ SND_SOC_DAPM_INPUT("INR"),
-+
-+ SND_SOC_DAPM_OUTPUT("OUTL"),
-+ SND_SOC_DAPM_OUTPUT("OUTR"),
-+
-+ SND_SOC_DAPM_DAC("DACL", "Left Playback", SND_SOC_NOPM, 0, 0),
-+ SND_SOC_DAPM_DAC("DACR", "Right Playback", SND_SOC_NOPM, 0, 0),
-+
-+ SND_SOC_DAPM_ADC("ADCL", "Left Capture", SND_SOC_NOPM, 0, 0),
-+ SND_SOC_DAPM_ADC("ADCR", "Right Capture", SND_SOC_NOPM, 0, 0),
-+};
-+
-+static const char *intercon[][3] = {
-+ /* outputs */
-+ {"OUTL", NULL, "DACL"},
-+ {"OUTR", NULL, "DACR"},
-+
-+ /* inputs */
-+ {"ADCL", NULL, "INL"},
-+ {"ADCR", NULL, "INR"},
-+
-+ /* terminator */
-+ {NULL, NULL, NULL},
-+};
-+
-+static int twl4030_add_widgets(struct snd_soc_codec *codec)
-+{
-+ int i;
-+
-+ for (i = 0; i < ARRAY_SIZE(twl4030_dapm_widgets); i++)
-+ snd_soc_dapm_new_control(codec, &twl4030_dapm_widgets[i]);
-+
-+ /* set up audio path interconnects */
-+ for (i = 0; intercon[i][0] != NULL; i++)
-+ snd_soc_dapm_connect_input(codec, intercon[i][0],
-+ intercon[i][1], intercon[i][2]);
-+
-+ snd_soc_dapm_new_widgets(codec);
-+ return 0;
-+}
-+
-+static int twl4030_dapm_event(struct snd_soc_codec *codec, int event)
-+{
-+
-+ printk(KERN_INFO "TWL4030 Audio Codec dapm event\n");
-+ switch (event) {
-+ case SNDRV_CTL_POWER_D0: /* full On */
-+ break;
-+ case SNDRV_CTL_POWER_D1: /* partial On */
-+ case SNDRV_CTL_POWER_D2: /* partial On */
-+ break;
-+ case SNDRV_CTL_POWER_D3hot: /* off, with power */
-+ break;
-+ case SNDRV_CTL_POWER_D3cold: /* off, without power */
-+ break;
-+ }
-+ codec->dapm_state = event;
-+
-+ return 0;
-+}
-+
-+static void twl4030_power_up(struct snd_soc_codec *codec, u8 mode)
-+{
-+ u8 popn, hsgain;
-+
-+ twl4030_write(codec, REG_CODEC_MODE, mode & ~CODECPDZ);
-+ twl4030_write(codec, REG_CODEC_MODE, mode | CODECPDZ);
-+ udelay(10);
-+
-+ popn = twl4030_read_reg_cache(codec, REG_HS_POPN_SET);
-+ popn &= RAMP_DELAY;
-+ popn |= VMID_EN | RAMP_DELAY_161MS;
-+ twl4030_write(codec, REG_HS_POPN_SET, popn);
-+
-+ hsgain = HSR_GAIN_0DB | HSL_GAIN_0DB;
-+ twl4030_write(codec, REG_HS_GAIN_SET, hsgain);
-+
-+ popn |= RAMP_EN;
-+ twl4030_write(codec, REG_HS_POPN_SET, popn);
-+}
-+
-+static void twl4030_power_down(struct snd_soc_codec *codec)
-+{
-+ u8 popn, hsgain, mode;
-+
-+ popn = twl4030_read_reg_cache(codec, REG_HS_POPN_SET);
-+ popn &= ~RAMP_EN;
-+ twl4030_write(codec, REG_HS_POPN_SET, popn);
-+
-+ hsgain = HSR_GAIN_PWR_DOWN | HSL_GAIN_PWR_DOWN;
-+ twl4030_write(codec, REG_HS_GAIN_SET, hsgain);
-+
-+ popn &= ~VMID_EN;
-+ twl4030_write(codec, REG_HS_POPN_SET, popn);
-+
-+ mode = twl4030_read_reg_cache(codec, REG_CODEC_MODE);
-+ mode &= ~CODECPDZ;
-+ twl4030_write(codec, REG_CODEC_MODE, mode);
-+ udelay(10);
-+}
-+
-+
-+static int twl4030_hw_params(struct snd_pcm_substream *substream,
-+ struct snd_pcm_hw_params *params)
-+{
-+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
-+ struct snd_soc_device *socdev = rtd->socdev;
-+ struct snd_soc_codec *codec = socdev->codec;
-+ struct twl4030_priv *twl4030 = codec->private_data;
-+ u8 mode, old_mode, format, old_format;
-+
-+
-+ /* bit rate */
-+ old_mode = twl4030_read_reg_cache(codec, REG_CODEC_MODE) & ~CODECPDZ;
-+ mode = old_mode;
-+ mode &= ~APLL_RATE;
-+ switch (params_rate(params)) {
-+ case 44100:
-+ mode |= APLL_RATE_44100;
-+ break;
-+ case 48000:
-+ mode |= APLL_RATE_48000;
-+ break;
-+ default:
-+ printk(KERN_INFO "TWL4030 hw params: unknown rate %d\n",
-+ params_rate(params));
-+ return -EINVAL;
-+ }
-+
-+ if (mode != old_mode) {
-+ /* change rate and turn codec back on */
-+ twl4030_write(codec, REG_CODEC_MODE, mode);
-+ mode |= CODECPDZ;
-+ twl4030_write(codec, REG_CODEC_MODE, mode);
-+ }
-+
-+ /* sample size */
-+ old_format = twl4030_read_reg_cache(codec, REG_AUDIO_IF);
-+ format = old_format;
-+ format &= ~DATA_WIDTH;
-+ switch (params_format(params)) {
-+ case SNDRV_PCM_FORMAT_S16_LE:
-+ format |= DATA_WIDTH_16S_16W;
-+ break;
-+ case SNDRV_PCM_FORMAT_S24_LE:
-+ format |= DATA_WIDTH_32S_24W;
-+ break;
-+ default:
-+ printk(KERN_INFO "TWL4030 hw params: unknown format %d\n",
-+ params_format(params));
-+ return -EINVAL;
-+ }
-+
-+ if (format != old_format) {
-+
-+ /* turn off codec before changing format */
-+ mode = twl4030_read_reg_cache(codec, REG_CODEC_MODE);
-+ mode &= ~CODECPDZ;
-+ twl4030_write(codec, REG_CODEC_MODE, mode);
-+
-+ /* change format */
-+ twl4030_write(codec, REG_AUDIO_IF, format);
-+
-+ /* turn on codec */
-+ mode |= CODECPDZ;
-+ twl4030_write(codec, REG_CODEC_MODE, mode);
-+ }
-+ return 0;
-+}
-+
-+static int twl4030_mute(struct snd_soc_codec_dai *dai, int mute)
-+{
-+ struct snd_soc_codec *codec = dai->codec;
-+
-+ u8 ldac_reg = twl4030_read_reg_cache(codec, REG_ARXL2PGA);
-+ u8 rdac_reg = twl4030_read_reg_cache(codec, REG_ARXR2PGA);
-+
-+ if (mute) {
-+ twl4030_write(codec, REG_ARXL2PGA, 0x00);
-+ twl4030_write(codec, REG_ARXR2PGA, 0x00);
-+ twl4030_write_reg_cache(codec, REG_ARXL2PGA, ldac_reg);
-+ twl4030_write_reg_cache(codec, REG_ARXR2PGA, rdac_reg);
-+ } else {
-+ twl4030_write(codec, REG_ARXL2PGA, ldac_reg);
-+ twl4030_write(codec, REG_ARXR2PGA, rdac_reg);
-+ }
-+
-+ return 0;
-+}
-+
-+static int twl4030_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
-+ unsigned int fmt)
-+{
-+ struct snd_soc_codec *codec = codec_dai->codec;
-+ struct twl4030_priv *twl4030 = codec->private_data;
-+ u8 mode, old_format, format;
-+
-+ /* get format */
-+ old_format = twl4030_read_reg_cache(codec, REG_AUDIO_IF);
-+ format = old_format;
-+
-+ /* set master/slave audio interface */
-+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
-+ case SND_SOC_DAIFMT_CBM_CFM:
-+ format &= ~(AIF_SLAVE_EN);
-+ format |= CLK256FS_EN;
-+ break;
-+ case SND_SOC_DAIFMT_CBS_CFS:
-+ format &= ~(CLK256FS_EN);
-+ format |= AIF_SLAVE_EN;
-+ break;
-+ default:
-+ return -EINVAL;
-+ }
-+
-+ /* interface format */
-+ format &= ~AIF_FORMAT;
-+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
-+ case SND_SOC_DAIFMT_I2S:
-+ /* printk(KERN_INFO "TWL4030 set dai fmt: i2s\n"); */
-+ format |= AIF_FORMAT_CODEC;
-+ break;
-+ default:
-+ return -EINVAL;
-+ }
-+
-+ if (format != old_format) {
-+
-+ /* turn off codec before changing format */
-+ mode = twl4030_read_reg_cache(codec, REG_CODEC_MODE);
-+ mode &= ~CODECPDZ;
-+ twl4030_write(codec, REG_CODEC_MODE, mode);
-+
-+ /* change format */
-+ twl4030_write(codec, REG_AUDIO_IF, format);
-+
-+ mode |= CODECPDZ;
-+ twl4030_write(codec, REG_CODEC_MODE, mode);
-+ }
-+
-+ return 0;
-+}
-+
-+#define TWL4030_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
-+#define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
-+
-+struct snd_soc_codec_dai twl4030_dai = {
-+ .name = "twl4030",
-+ .playback = {
-+ .stream_name = "Playback",
-+ .channels_min = 2,
-+ .channels_max = 2,
-+ .rates = TWL4030_RATES,
-+ .formats = TWL4030_FORMATS,},
-+ .capture = {
-+ .stream_name = "Capture",
-+ .channels_min = 2,
-+ .channels_max = 2,
-+ .rates = TWL4030_RATES,
-+ .formats = TWL4030_FORMATS,},
-+ .ops = {
-+ .hw_params = twl4030_hw_params,
-+ },
-+ .dai_ops = {
-+ .digital_mute = twl4030_mute,
-+ .set_fmt = twl4030_set_dai_fmt,
-+ }
-+};
-+EXPORT_SYMBOL_GPL(twl4030_dai);
-+
-+static int twl4030_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;
-+
-+ printk(KERN_INFO "TWL4030 Audio Codec suspend\n");
-+ twl4030_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
-+
-+ return 0;
-+}
-+
-+static int twl4030_resume(struct platform_device *pdev)
-+{
-+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-+ struct snd_soc_codec *codec = socdev->codec;
-+ int i;
-+ u16 *cache = codec->reg_cache;
-+
-+ printk(KERN_INFO "TWL4030 Audio Codec resume\n");
-+ /* Sync reg_cache with the hardware */
-+ for (i = REG_CODEC_MODE; i <= REG_MISC_SET_2; i++)
-+ twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, cache[i], i);
-+
-+ twl4030_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
-+ twl4030_dapm_event(codec, codec->suspend_dapm_state);
-+ return 0;
-+}
-+
-+/*
-+ * initialize the driver
-+ * register the mixer and dsp interfaces with the kernel
-+ */
-+
-+static int twl4030_init(struct snd_soc_device *socdev)
-+{
-+ struct snd_soc_codec *codec = socdev->codec;
-+ int ret = 0;
-+
-+ printk(KERN_INFO "TWL4030 Audio Codec init \n");
-+
-+ codec->name = "twl4030";
-+ codec->owner = THIS_MODULE;
-+ codec->read = twl4030_read_reg_cache;
-+ codec->write = twl4030_write;
-+ codec->dapm_event = twl4030_dapm_event;
-+ codec->dai = &twl4030_dai;
-+ codec->num_dai = 1;
-+ codec->reg_cache_size = sizeof(twl4030_reg);
-+ codec->reg_cache = kmemdup(twl4030_reg, sizeof(twl4030_reg),
-+ GFP_KERNEL);
-+ if (codec->reg_cache == NULL)
-+ return -ENOMEM;
-+
-+ /* register pcms */
-+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
-+ if (ret < 0) {
-+ printk(KERN_ERR "twl4030: failed to create pcms\n");
-+ goto pcm_err;
-+ }
-+
-+ twl4030_add_controls(codec);
-+ twl4030_add_widgets(codec);
-+
-+ ret = snd_soc_register_card(socdev);
-+ if (ret < 0) {
-+ printk(KERN_ERR "twl4030: failed to register card\n");
-+ goto card_err;
-+ }
-+
-+ twl4030_init_chip();
-+ twl4030_power_up(codec, APLL_RATE_44100 | OPT_MODE);
-+
-+ return ret;
-+
-+card_err:
-+ printk(KERN_INFO "TWL4030 Audio Codec init card error\n");
-+ snd_soc_free_pcms(socdev);
-+ snd_soc_dapm_free(socdev);
-+pcm_err:
-+ printk(KERN_INFO "TWL4030 Audio Codec init pcm error\n");
-+ kfree(codec->reg_cache);
-+ return ret;
-+}
-+
-+static struct snd_soc_device *twl4030_socdev;
-+
-+static int twl4030_probe(struct platform_device *pdev)
-+{
-+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-+ struct snd_soc_codec *codec;
-+ struct twl4030_priv *twl4030;
-+
-+ codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
-+ if (codec == NULL)
-+ return -ENOMEM;
-+
-+ twl4030 = kzalloc(sizeof(struct twl4030_priv), GFP_KERNEL);
-+ if (twl4030 == NULL) {
-+ kfree(codec);
-+ return -ENOMEM;
-+ }
-+
-+ codec->private_data = twl4030;
-+ socdev->codec = codec;
-+ mutex_init(&codec->mutex);
-+ INIT_LIST_HEAD(&codec->dapm_widgets);
-+ INIT_LIST_HEAD(&codec->dapm_paths);
-+
-+ twl4030_socdev = socdev;
-+ twl4030_init(socdev);
-+
-+ return 0;
-+}
-+
-+static int twl4030_remove(struct platform_device *pdev)
-+{
-+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
-+ struct snd_soc_codec *codec = socdev->codec;
-+
-+ printk(KERN_INFO "TWL4030 Audio Codec remove\n");
-+ kfree(codec->private_data);
-+ kfree(codec);
-+
-+ return 0;
-+}
-+
-+struct snd_soc_codec_device soc_codec_dev_twl4030 = {
-+ .probe = twl4030_probe,
-+ .remove = twl4030_remove,
-+ .suspend = twl4030_suspend,
-+ .resume = twl4030_resume,
-+};
-+EXPORT_SYMBOL_GPL(soc_codec_dev_twl4030);
-+
-+MODULE_DESCRIPTION("ASoC TWL4030 codec driver");
-+MODULE_AUTHOR("Steve Sakoman");
-+MODULE_LICENSE("GPL");
-diff --git a/sound/soc/codecs/twl4030.h b/sound/soc/codecs/twl4030.h
-new file mode 100644
-index 0000000..6eecde1
---- /dev/null
-+++ b/sound/soc/codecs/twl4030.h
-@@ -0,0 +1,152 @@
-+/*
-+ * ALSA SoC TWL4030 codec driver
-+ *
-+ * Author: Steve Sakoman, <steve@sakoman.com>
-+ *
-+ * This program is free software; you can redistribute it and/or modify
-+ * it under the terms of the GNU General Public License version 2 as
-+ * published by the Free Software Foundation.
-+ */
-+
-+#ifndef __TWL4030_AUDIO_H__
-+#define __TWL4030_AUDIO_H__
-+
-+#define REG_CODEC_MODE 0x1
-+#define REG_OPTION 0x2
-+#define REG_UNKNOWN 0x3
-+#define REG_MICBIAS_CTL 0x4
-+#define REG_ANAMICL 0x5
-+#define REG_ANAMICR 0x6
-+#define REG_AVADC_CTL 0x7
-+#define REG_ADCMICSEL 0x8
-+#define REG_DIGMIXING 0x9
-+#define REG_ATXL1PGA 0xA
-+#define REG_ATXR1PGA 0xB
-+#define REG_AVTXL2PGA 0xC
-+#define REG_AVTXR2PGA 0xD
-+#define REG_AUDIO_IF 0xE
-+#define REG_VOICE_IF 0xF
-+#define REG_ARXR1PGA 0x10
-+#define REG_ARXL1PGA 0x11
-+#define REG_ARXR2PGA 0x12
-+#define REG_ARXL2PGA 0x13
-+#define REG_VRXPGA 0x14
-+#define REG_VSTPGA 0x15
-+#define REG_VRX2ARXPGA 0x16
-+#define REG_AVDAC_CTL 0x17
-+#define REG_ARX2VTXPGA 0x18
-+#define REG_ARXL1_APGA_CTL 0x19
-+#define REG_ARXR1_APGA_CTL 0x1A
-+#define REG_ARXL2_APGA_CTL 0x1B
-+#define REG_ARXR2_APGA_CTL 0x1C
-+#define REG_ATX2ARXPGA 0x1D
-+#define REG_BT_IF 0x1E
-+#define REG_BTPGA 0x1F
-+#define REG_BTSTPGA 0x20
-+#define REG_EAR_CTL 0x21
-+#define REG_HS_SEL 0x22
-+#define REG_HS_GAIN_SET 0x23
-+#define REG_HS_POPN_SET 0x24
-+#define REG_PREDL_CTL 0x25
-+#define REG_PREDR_CTL 0x26
-+#define REG_PRECKL_CTL 0x27
-+#define REG_PRECKR_CTL 0x28
-+#define REG_HFL_CTL 0x29
-+#define REG_HFR_CTL 0x2A
-+#define REG_ALC_CTL 0x2B
-+#define REG_ALC_SET1 0x2C
-+#define REG_ALC_SET2 0x2D
-+#define REG_BOOST_CTL 0x2E
-+#define REG_SOFTVOL_CTL 0x2F
-+#define REG_DTMF_FREQSEL 0x30
-+#define REG_DTMF_TONEXT1H 0x31
-+#define REG_DTMF_TONEXT1L 0x32
-+#define REG_DTMF_TONEXT2H 0x33
-+#define REG_DTMF_TONEXT2L 0x34
-+#define REG_DTMF_TONOFF 0x35
-+#define REG_DTMF_WANONOFF 0x36
-+#define REG_I2S_RX_SCRAMBLE_H 0x37
-+#define REG_I2S_RX_SCRAMBLE_M 0x38
-+#define REG_I2S_RX_SCRAMBLE_L 0x39
-+#define REG_APLL_CTL 0x3A
-+#define REG_DTMF_CTL 0x3B
-+#define REG_DTMF_PGA_CTL2 0x3C
-+#define REG_DTMF_PGA_CTL1 0x3D
-+#define REG_MISC_SET_1 0x3E
-+#define REG_PCMBTMUX 0x3F
-+#define REG_RX_PATH_SEL 0x43
-+#define REG_VDL_APGA_CTL 0x44
-+#define REG_VIBRA_CTL 0x45
-+#define REG_VIBRA_SET 0x46
-+#define REG_VIBRA_PWM_SET 0x47
-+#define REG_ANAMIC_GAIN 0x48
-+#define REG_MISC_SET_2 0x49
-+
-+#define TWL4030_CACHEREGNUM (REG_MISC_SET_2 + 1)
-+
-+/* Bitfield Definitions */
-+
-+/* CODEC_MODE (0x01) Fields */
-+
-+#define APLL_RATE 0xF0
-+#define APLL_RATE_8000 0x00
-+#define APLL_RATE_11025 0x10
-+#define APLL_RATE_12000 0x20
-+#define APLL_RATE_16000 0x40
-+#define APLL_RATE_22050 0x50
-+#define APLL_RATE_24000 0x60
-+#define APLL_RATE_32000 0x80
-+#define APLL_RATE_44100 0x90
-+#define APLL_RATE_48000 0xa0
-+#define SEL_16K 0x04
-+#define CODECPDZ 0x02
-+#define OPT_MODE 0x01
-+
-+/* AUDIO_IF (0x0E) Fields */
-+
-+#define AIF_SLAVE_EN 0x80
-+#define DATA_WIDTH 0x60
-+#define DATA_WIDTH_16S_16W 0x00
-+#define DATA_WIDTH_32S_16W 0x40
-+#define DATA_WIDTH_32S_24W 0x60
-+#define AIF_FORMAT 0x18
-+#define AIF_FORMAT_CODEC 0x00
-+#define AIF_FORMAT_LEFT 0x08
-+#define AIF_FORMAT_RIGHT 0x10
-+#define AIF_FORMAT_TDM 0x18
-+#define AIF_TRI_EN 0x04
-+#define CLK256FS_EN 0x02
-+#define AIF_EN 0x01
-+
-+/* HS_GAIN_SET (0x23) Fields */
-+
-+#define HSR_GAIN 0x0c
-+#define HSR_GAIN_PWR_DOWN 0x00
-+#define HSR_GAIN_PLUS_6DB 0x04
-+#define HSR_GAIN_0DB 0x08
-+#define HSR_GAIN_MINUS_6DB 0x0c
-+#define HSL_GAIN 0x0c
-+#define HSL_GAIN_PWR_DOWN 0x00
-+#define HSL_GAIN_PLUS_6DB 0x01
-+#define HSL_GAIN_0DB 0x02
-+#define HSL_GAIN_MINUS_6DB 0x03
-+
-+/* HS_POPN_SET (0x24) Fields */
-+
-+#define VMID_EN 0x40
-+#define EXTMUTE 0x20
-+#define RAMP_DELAY 0x1C
-+#define RAMP_DELAY_20MS 0x00
-+#define RAMP_DELAY_40MS 0x04
-+#define RAMP_DELAY_81MS 0x08
-+#define RAMP_DELAY_161MS 0x0c
-+#define RAMP_DELAY_323MS 0x10
-+#define RAMP_DELAY_645MS 0x14
-+#define RAMP_DELAY_1291MS 0x18
-+#define RAMP_DELAY_2581MS 0x1c
-+#define RAMP_EN 0x02
-+
-+extern struct snd_soc_codec_dai twl4030_dai;
-+extern struct snd_soc_codec_device soc_codec_dev_twl4030;
-+
-+#endif /* End of __TWL4030_AUDIO_H__ */
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-13 02:36:36 +0000