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-rw-r--r--arch/arm/mach-bcm2708/bcm2708.c19
-rw-r--r--sound/soc/bcm/Kconfig7
-rw-r--r--sound/soc/bcm/Makefile2
-rw-r--r--sound/soc/bcm/hifiberry_amp.c106
-rw-r--r--sound/soc/codecs/Kconfig4
-rw-r--r--sound/soc/codecs/Makefile2
-rw-r--r--sound/soc/codecs/tas5713.c362
-rw-r--r--sound/soc/codecs/tas5713.h210
8 files changed, 712 insertions, 0 deletions
diff --git a/arch/arm/mach-bcm2708/bcm2708.c b/arch/arm/mach-bcm2708/bcm2708.c
index 5f7df9e64911..66bc839017e3 100644
--- a/arch/arm/mach-bcm2708/bcm2708.c
+++ b/arch/arm/mach-bcm2708/bcm2708.c
@@ -678,6 +678,20 @@ static struct i2c_board_info __initdata snd_wm8804_i2c_devices[] = {
#endif
+#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE)
+static struct platform_device snd_hifiberry_amp_device = {
+ .name = "snd-hifiberry-amp",
+ .id = 0,
+ .num_resources = 0,
+};
+
+static struct i2c_board_info __initdata snd_tas5713_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("tas5713", 0x1b)
+ },
+};
+#endif
+
#if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE)
static struct platform_device snd_rpi_dac_device = {
.name = "snd-rpi-dac",
@@ -876,6 +890,11 @@ void __init bcm2708_init(void)
i2c_register_board_info_dt(1, snd_wm8804_i2c_devices, ARRAY_SIZE(snd_wm8804_i2c_devices));
#endif
+#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE)
+ bcm_register_device_dt(&snd_hifiberry_amp_device);
+ i2c_register_board_info_dt(1, snd_tas5713_i2c_devices, ARRAY_SIZE(snd_tas5713_i2c_devices));
+#endif
+
#if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE)
bcm_register_device_dt(&snd_rpi_dac_device);
bcm_register_device_dt(&snd_pcm1794a_codec_device);
diff --git a/sound/soc/bcm/Kconfig b/sound/soc/bcm/Kconfig
index 7675501ecba2..40d27c1dcb4a 100644
--- a/sound/soc/bcm/Kconfig
+++ b/sound/soc/bcm/Kconfig
@@ -40,6 +40,13 @@ config SND_BCM2708_SOC_HIFIBERRY_DIGI
help
Say Y or M if you want to add support for HifiBerry Digi S/PDIF output board.
+config SND_BCM2708_SOC_HIFIBERRY_AMP
+ tristate "Support for the HifiBerry Amp"
+ depends on SND_BCM2708_SOC_I2S
+ select SND_SOC_TAS5713
+ help
+ Say Y or M if you want to add support for the HifiBerry Amp amplifier board.
+
config SND_BCM2708_SOC_RPI_DAC
tristate "Support for RPi-DAC"
depends on SND_BCM2708_SOC_I2S
diff --git a/sound/soc/bcm/Makefile b/sound/soc/bcm/Makefile
index c02e3a2aad71..17ea2b02afa3 100644
--- a/sound/soc/bcm/Makefile
+++ b/sound/soc/bcm/Makefile
@@ -12,11 +12,13 @@ obj-$(CONFIG_SND_BCM2708_SOC_I2S) += snd-soc-bcm2708-i2s.o
snd-soc-hifiberry-dac-objs := hifiberry_dac.o
snd-soc-hifiberry-dacplus-objs := hifiberry_dacplus.o
snd-soc-hifiberry-digi-objs := hifiberry_digi.o
+snd-soc-hifiberry-amp-objs := hifiberry_amp.o
snd-soc-rpi-dac-objs := rpi-dac.o
snd-soc-iqaudio-dac-objs := iqaudio-dac.o
obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o
obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS) += snd-soc-hifiberry-dacplus.o
obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o
+obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) += snd-soc-hifiberry-amp.o
obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o
obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o
diff --git a/sound/soc/bcm/hifiberry_amp.c b/sound/soc/bcm/hifiberry_amp.c
new file mode 100644
index 000000000000..1e87ee069481
--- /dev/null
+++ b/sound/soc/bcm/hifiberry_amp.c
@@ -0,0 +1,106 @@
+/*
+ * ASoC Driver for HifiBerry AMP
+ *
+ * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com>
+ * Copyright 2014
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/jack.h>
+
+static int snd_rpi_hifiberry_amp_init(struct snd_soc_pcm_runtime *rtd)
+{
+ // ToDo: init of the dsp-registers.
+ return 0;
+}
+
+static int snd_rpi_hifiberry_amp_hw_params( struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params )
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+
+ return snd_soc_dai_set_bclk_ratio(cpu_dai, 64);
+}
+
+static struct snd_soc_ops snd_rpi_hifiberry_amp_ops = {
+ .hw_params = snd_rpi_hifiberry_amp_hw_params,
+};
+
+static struct snd_soc_dai_link snd_rpi_hifiberry_amp_dai[] = {
+ {
+ .name = "HifiBerry AMP",
+ .stream_name = "HifiBerry AMP HiFi",
+ .cpu_dai_name = "bcm2708-i2s.0",
+ .codec_dai_name = "tas5713-hifi",
+ .platform_name = "bcm2708-i2s.0",
+ .codec_name = "tas5713.1-001b",
+ .dai_fmt = SND_SOC_DAIFMT_I2S |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBS_CFS,
+ .ops = &snd_rpi_hifiberry_amp_ops,
+ .init = snd_rpi_hifiberry_amp_init,
+ },
+};
+
+
+static struct snd_soc_card snd_rpi_hifiberry_amp = {
+ .name = "snd_rpi_hifiberry_amp",
+ .dai_link = snd_rpi_hifiberry_amp_dai,
+ .num_links = ARRAY_SIZE(snd_rpi_hifiberry_amp_dai),
+};
+
+
+static int snd_rpi_hifiberry_amp_probe(struct platform_device *pdev)
+{
+ int ret = 0;
+
+ snd_rpi_hifiberry_amp.dev = &pdev->dev;
+
+ ret = snd_soc_register_card(&snd_rpi_hifiberry_amp);
+
+ if (ret != 0) {
+ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", ret);
+ }
+
+ return ret;
+}
+
+
+static int snd_rpi_hifiberry_amp_remove(struct platform_device *pdev)
+{
+ return snd_soc_unregister_card(&snd_rpi_hifiberry_amp);
+}
+
+
+static struct platform_driver snd_rpi_hifiberry_amp_driver = {
+ .driver = {
+ .name = "snd-hifiberry-amp",
+ .owner = THIS_MODULE,
+ },
+ .probe = snd_rpi_hifiberry_amp_probe,
+ .remove = snd_rpi_hifiberry_amp_remove,
+};
+
+
+module_platform_driver(snd_rpi_hifiberry_amp_driver);
+
+
+MODULE_AUTHOR("Sebastian Eickhoff <basti.eickhoff@googlemail.com>");
+MODULE_DESCRIPTION("ASoC driver for HiFiBerry-AMP");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 8682bcfa21fa..f49e15db3ec0 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -108,6 +108,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_TFA9879 if I2C
select SND_SOC_TLV320AIC23_I2C if I2C
select SND_SOC_TLV320AIC23_SPI if SPI_MASTER
+ select SND_SOC_TAS5713 if I2C
select SND_SOC_TLV320AIC26 if SPI_MASTER
select SND_SOC_TLV320AIC31XX if I2C
select SND_SOC_TLV320AIC32X4 if I2C
@@ -618,6 +619,9 @@ config SND_SOC_TFA9879
tristate "NXP Semiconductors TFA9879 amplifier"
depends on I2C
+config SND_SOC_TAS5713
+ tristate
+
config SND_SOC_TLV320AIC23
tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index c9bceba219ec..078943d0ae83 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -108,6 +108,7 @@ snd-soc-sta529-objs := sta529.o
snd-soc-stac9766-objs := stac9766.o
snd-soc-tas5086-objs := tas5086.o
snd-soc-tfa9879-objs := tfa9879.o
+snd-soc-tas5713-objs := tas5713.o
snd-soc-tlv320aic23-objs := tlv320aic23.o
snd-soc-tlv320aic23-i2c-objs := tlv320aic23-i2c.o
snd-soc-tlv320aic23-spi-objs := tlv320aic23-spi.o
@@ -289,6 +290,7 @@ obj-$(CONFIG_SND_SOC_STAC9766) += snd-soc-stac9766.o
obj-$(CONFIG_SND_SOC_TAS2552) += snd-soc-tas2552.o
obj-$(CONFIG_SND_SOC_TAS5086) += snd-soc-tas5086.o
obj-$(CONFIG_SND_SOC_TFA9879) += snd-soc-tfa9879.o
+obj-$(CONFIG_SND_SOC_TAS5713) += snd-soc-tas5713.o
obj-$(CONFIG_SND_SOC_TLV320AIC23) += snd-soc-tlv320aic23.o
obj-$(CONFIG_SND_SOC_TLV320AIC23_I2C) += snd-soc-tlv320aic23-i2c.o
obj-$(CONFIG_SND_SOC_TLV320AIC23_SPI) += snd-soc-tlv320aic23-spi.o
diff --git a/sound/soc/codecs/tas5713.c b/sound/soc/codecs/tas5713.c
new file mode 100644
index 000000000000..a24c1da67b3d
--- /dev/null
+++ b/sound/soc/codecs/tas5713.c
@@ -0,0 +1,362 @@
+/*
+ * ASoC Driver for TAS5713
+ *
+ * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com>
+ * Copyright 2014
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/of_device.h>
+#include <linux/spi/spi.h>
+#include <linux/regmap.h>
+#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/fs.h>
+#include <asm/uaccess.h>
+
+#include "tas5713.h"
+
+
+static struct i2c_client *i2c;
+
+struct tas5713_priv {
+ struct regmap *regmap;
+ int mclk_div;
+ struct snd_soc_codec *codec;
+};
+
+static struct tas5713_priv *priv_data;
+
+
+
+
+/*
+ * _ _ ___ _ ___ _ _
+ * /_\ | | / __| /_\ / __|___ _ _| |_ _ _ ___| |___
+ * / _ \| |__\__ \/ _ \ | (__/ _ \ ' \ _| '_/ _ \ (_-<
+ * /_/ \_\____|___/_/ \_\ \___\___/_||_\__|_| \___/_/__/
+ *
+ */
+
+static const DECLARE_TLV_DB_SCALE(tas5713_vol_tlv, -10000, 50, 1);
+
+
+static const struct snd_kcontrol_new tas5713_snd_controls[] = {
+ SOC_SINGLE_TLV ("Master" , TAS5713_VOL_MASTER, 0, 248, 1, tas5713_vol_tlv),
+ SOC_DOUBLE_R_TLV("Channels" , TAS5713_VOL_CH1, TAS5713_VOL_CH2, 0, 248, 1, tas5713_vol_tlv)
+};
+
+
+
+
+/*
+ * __ __ _ _ ___ _
+ * | \/ |__ _ __| |_ (_)_ _ ___ | \ _ _(_)_ _____ _ _
+ * | |\/| / _` / _| ' \| | ' \/ -_) | |) | '_| \ V / -_) '_|
+ * |_| |_\__,_\__|_||_|_|_||_\___| |___/|_| |_|\_/\___|_|
+ *
+ */
+
+static int tas5713_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ u16 blen = 0x00;
+
+ struct snd_soc_codec *codec;
+ codec = dai->codec;
+ priv_data->codec = dai->codec;
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ blen = 0x03;
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ blen = 0x1;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ blen = 0x04;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ blen = 0x05;
+ break;
+ default:
+ dev_err(dai->dev, "Unsupported word length: %u\n",
+ params_format(params));
+ return -EINVAL;
+ }
+
+ // set word length
+ snd_soc_update_bits(codec, TAS5713_SERIAL_DATA_INTERFACE, 0x7, blen);
+
+ return 0;
+}
+
+
+static int tas5713_mute_stream(struct snd_soc_dai *dai, int mute, int stream)
+{
+ unsigned int val = 0;
+
+ struct tas5713_priv *tas5713;
+ struct snd_soc_codec *codec = dai->codec;
+ tas5713 = snd_soc_codec_get_drvdata(codec);
+
+ if (mute) {
+ val = TAS5713_SOFT_MUTE_ALL;
+ }
+
+ return regmap_write(tas5713->regmap, TAS5713_SOFT_MUTE, val);
+}
+
+
+static const struct snd_soc_dai_ops tas5713_dai_ops = {
+ .hw_params = tas5713_hw_params,
+ .mute_stream = tas5713_mute_stream,
+};
+
+
+static struct snd_soc_dai_driver tas5713_dai = {
+ .name = "tas5713-hifi",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_48000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE ),
+ },
+ .ops = &tas5713_dai_ops,
+};
+
+
+
+
+/*
+ * ___ _ ___ _
+ * / __|___ __| |___ __ | \ _ _(_)_ _____ _ _
+ * | (__/ _ \/ _` / -_) _| | |) | '_| \ V / -_) '_|
+ * \___\___/\__,_\___\__| |___/|_| |_|\_/\___|_|
+ *
+ */
+
+static int tas5713_remove(struct snd_soc_codec *codec)
+{
+ struct tas5713_priv *tas5713;
+
+ tas5713 = snd_soc_codec_get_drvdata(codec);
+
+ return 0;
+}
+
+
+static int tas5713_probe(struct snd_soc_codec *codec)
+{
+ struct tas5713_priv *tas5713;
+ int i, ret;
+
+ i2c = container_of(codec->dev, struct i2c_client, dev);
+
+ tas5713 = snd_soc_codec_get_drvdata(codec);
+
+ // Reset error
+ ret = snd_soc_write(codec, TAS5713_ERROR_STATUS, 0x00);
+
+ // Trim oscillator
+ ret = snd_soc_write(codec, TAS5713_OSC_TRIM, 0x00);
+ msleep(1000);
+
+ // Reset error
+ ret = snd_soc_write(codec, TAS5713_ERROR_STATUS, 0x00);
+
+ // Clock mode: 44/48kHz, MCLK=64xfs
+ ret = snd_soc_write(codec, TAS5713_CLOCK_CTRL, 0x60);
+
+ // I2S 24bit
+ ret = snd_soc_write(codec, TAS5713_SERIAL_DATA_INTERFACE, 0x05);
+
+ // Unmute
+ ret = snd_soc_write(codec, TAS5713_SYSTEM_CTRL2, 0x00);
+ ret = snd_soc_write(codec, TAS5713_SOFT_MUTE, 0x00);
+
+ // Set volume to 0db
+ ret = snd_soc_write(codec, TAS5713_VOL_MASTER, 0x00);
+
+ // Now start programming the default initialization sequence
+ for (i = 0; i < ARRAY_SIZE(tas5713_init_sequence); ++i) {
+ ret = i2c_master_send(i2c,
+ tas5713_init_sequence[i].data,
+ tas5713_init_sequence[i].size);
+
+ if (ret < 0) {
+ printk(KERN_INFO "TAS5713 CODEC PROBE: InitSeq returns: %d\n", ret);
+ }
+ }
+
+ // Unmute
+ ret = snd_soc_write(codec, TAS5713_SYSTEM_CTRL2, 0x00);
+
+
+ return 0;
+}
+
+
+static struct snd_soc_codec_driver soc_codec_dev_tas5713 = {
+ .probe = tas5713_probe,
+ .remove = tas5713_remove,
+ .controls = tas5713_snd_controls,
+ .num_controls = ARRAY_SIZE(tas5713_snd_controls),
+};
+
+
+
+
+/*
+ * ___ ___ ___ ___ _
+ * |_ _|_ ) __| | \ _ _(_)_ _____ _ _
+ * | | / / (__ | |) | '_| \ V / -_) '_|
+ * |___/___\___| |___/|_| |_|\_/\___|_|
+ *
+ */
+
+static const struct reg_default tas5713_reg_defaults[] = {
+ { 0x07 ,0x80 }, // R7 - VOL_MASTER - -40dB
+ { 0x08 , 30 }, // R8 - VOL_CH1 - 0dB
+ { 0x09 , 30 }, // R9 - VOL_CH2 - 0dB
+ { 0x0A ,0x80 }, // R10 - VOL_HEADPHONE - -40dB
+};
+
+
+static bool tas5713_reg_volatile(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case TAS5713_DEVICE_ID:
+ case TAS5713_ERROR_STATUS:
+ return true;
+ default:
+ return false;
+ }
+}
+
+
+static const struct of_device_id tas5713_of_match[] = {
+ { .compatible = "ti,tas5713", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, tas5713_of_match);
+
+
+static struct regmap_config tas5713_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = TAS5713_MAX_REGISTER,
+ .volatile_reg = tas5713_reg_volatile,
+
+ .cache_type = REGCACHE_RBTREE,
+ .reg_defaults = tas5713_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(tas5713_reg_defaults),
+};
+
+
+static int tas5713_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ int ret;
+
+ priv_data = devm_kzalloc(&i2c->dev, sizeof *priv_data, GFP_KERNEL);
+ if (!priv_data)
+ return -ENOMEM;
+
+ priv_data->regmap = devm_regmap_init_i2c(i2c, &tas5713_regmap_config);
+ if (IS_ERR(priv_data->regmap)) {
+ ret = PTR_ERR(priv_data->regmap);
+ return ret;
+ }
+
+ i2c_set_clientdata(i2c, priv_data);
+
+ ret = snd_soc_register_codec(&i2c->dev,
+ &soc_codec_dev_tas5713, &tas5713_dai, 1);
+
+ return ret;
+}
+
+
+static int tas5713_i2c_remove(struct i2c_client *i2c)
+{
+ snd_soc_unregister_codec(&i2c->dev);
+ i2c_set_clientdata(i2c, NULL);
+
+ kfree(priv_data);
+
+ return 0;
+}
+
+
+static const struct i2c_device_id tas5713_i2c_id[] = {
+ { "tas5713", 0 },
+ { }
+};
+
+MODULE_DEVICE_TABLE(i2c, tas5713_i2c_id);
+
+
+static struct i2c_driver tas5713_i2c_driver = {
+ .driver = {
+ .name = "tas5713",
+ .owner = THIS_MODULE,
+ .of_match_table = tas5713_of_match,
+ },
+ .probe = tas5713_i2c_probe,
+ .remove = tas5713_i2c_remove,
+ .id_table = tas5713_i2c_id
+};
+
+
+static int __init tas5713_modinit(void)
+{
+ int ret = 0;
+
+ ret = i2c_add_driver(&tas5713_i2c_driver);
+ if (ret) {
+ printk(KERN_ERR "Failed to register tas5713 I2C driver: %d\n",
+ ret);
+ }
+
+ return ret;
+}
+module_init(tas5713_modinit);
+
+
+static void __exit tas5713_exit(void)
+{
+ i2c_del_driver(&tas5713_i2c_driver);
+}
+module_exit(tas5713_exit);
+
+
+MODULE_AUTHOR("Sebastian Eickhoff <basti.eickhoff@googlemail.com>");
+MODULE_DESCRIPTION("ASoC driver for TAS5713");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/tas5713.h b/sound/soc/codecs/tas5713.h
new file mode 100644
index 000000000000..8f019e048987
--- /dev/null
+++ b/sound/soc/codecs/tas5713.h
@@ -0,0 +1,210 @@
+/*
+ * ASoC Driver for TAS5713
+ *
+ * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com>
+ * Copyright 2014
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef _TAS5713_H
+#define _TAS5713_H
+
+
+// TAS5713 I2C-bus register addresses
+
+#define TAS5713_CLOCK_CTRL 0x00
+#define TAS5713_DEVICE_ID 0x01
+#define TAS5713_ERROR_STATUS 0x02
+#define TAS5713_SYSTEM_CTRL1 0x03
+#define TAS5713_SERIAL_DATA_INTERFACE 0x04
+#define TAS5713_SYSTEM_CTRL2 0x05
+#define TAS5713_SOFT_MUTE 0x06
+#define TAS5713_VOL_MASTER 0x07
+#define TAS5713_VOL_CH1 0x08
+#define TAS5713_VOL_CH2 0x09
+#define TAS5713_VOL_HEADPHONE 0x0A
+#define TAS5713_VOL_CONFIG 0x0E
+#define TAS5713_MODULATION_LIMIT 0x10
+#define TAS5713_IC_DLY_CH1 0x11
+#define TAS5713_IC_DLY_CH2 0x12
+#define TAS5713_IC_DLY_CH3 0x13
+#define TAS5713_IC_DLY_CH4 0x14
+
+#define TAS5713_START_STOP_PERIOD 0x1A
+#define TAS5713_OSC_TRIM 0x1B
+#define TAS5713_BKND_ERR 0x1C
+
+#define TAS5713_INPUT_MUX 0x20
+#define TAS5713_SRC_SELECT_CH4 0x21
+#define TAS5713_PWM_MUX 0x25
+
+#define TAS5713_CH1_BQ0 0x29
+#define TAS5713_CH1_BQ1 0x2A
+#define TAS5713_CH1_BQ2 0x2B
+#define TAS5713_CH1_BQ3 0x2C
+#define TAS5713_CH1_BQ4 0x2D
+#define TAS5713_CH1_BQ5 0x2E
+#define TAS5713_CH1_BQ6 0x2F
+#define TAS5713_CH1_BQ7 0x58
+#define TAS5713_CH1_BQ8 0x59
+
+#define TAS5713_CH2_BQ0 0x30
+#define TAS5713_CH2_BQ1 0x31
+#define TAS5713_CH2_BQ2 0x32
+#define TAS5713_CH2_BQ3 0x33
+#define TAS5713_CH2_BQ4 0x34
+#define TAS5713_CH2_BQ5 0x35
+#define TAS5713_CH2_BQ6 0x36
+#define TAS5713_CH2_BQ7 0x5C
+#define TAS5713_CH2_BQ8 0x5D
+
+#define TAS5713_CH4_BQ0 0x5A
+#define TAS5713_CH4_BQ1 0x5B
+#define TAS5713_CH3_BQ0 0x5E
+#define TAS5713_CH3_BQ1 0x5F
+
+#define TAS5713_DRC1_SOFTENING_FILTER_ALPHA_OMEGA 0x3B
+#define TAS5713_DRC1_ATTACK_RELEASE_RATE 0x3C
+#define TAS5713_DRC2_SOFTENING_FILTER_ALPHA_OMEGA 0x3E
+#define TAS5713_DRC2_ATTACK_RELEASE_RATE 0x3F
+#define TAS5713_DRC1_ATTACK_RELEASE_THRES 0x40
+#define TAS5713_DRC2_ATTACK_RELEASE_THRES 0x43
+#define TAS5713_DRC_CTRL 0x46
+
+#define TAS5713_BANK_SW_CTRL 0x50
+#define TAS5713_CH1_OUTPUT_MIXER 0x51
+#define TAS5713_CH2_OUTPUT_MIXER 0x52
+#define TAS5713_CH1_INPUT_MIXER 0x53
+#define TAS5713_CH2_INPUT_MIXER 0x54
+#define TAS5713_OUTPUT_POST_SCALE 0x56
+#define TAS5713_OUTPUT_PRESCALE 0x57
+
+#define TAS5713_IDF_POST_SCALE 0x62
+
+#define TAS5713_CH1_INLINE_MIXER 0x70
+#define TAS5713_CH1_INLINE_DRC_EN_MIXER 0x71
+#define TAS5713_CH1_R_CHANNEL_MIXER 0x72
+#define TAS5713_CH1_L_CHANNEL_MIXER 0x73
+#define TAS5713_CH2_INLINE_MIXER 0x74
+#define TAS5713_CH2_INLINE_DRC_EN_MIXER 0x75
+#define TAS5713_CH2_L_CHANNEL_MIXER 0x76
+#define TAS5713_CH2_R_CHANNEL_MIXER 0x77
+
+#define TAS5713_UPDATE_DEV_ADDR_KEY 0xF8
+#define TAS5713_UPDATE_DEV_ADDR_REG 0xF9
+
+#define TAS5713_REGISTER_COUNT 0x46
+#define TAS5713_MAX_REGISTER 0xF9
+
+
+// Bitmasks for registers
+#define TAS5713_SOFT_MUTE_ALL 0x07
+
+
+
+struct tas5713_init_command {
+ const int size;
+ const char *const data;
+};
+
+static const struct tas5713_init_command tas5713_init_sequence[] = {
+
+ // Trim oscillator
+ { .size = 2, .data = "\x1B\x00" },
+ // System control register 1 (0x03): block DC
+ { .size = 2, .data = "\x03\x80" },
+ // Mute everything
+ { .size = 2, .data = "\x05\x40" },
+ // Modulation limit register (0x10): 97.7%
+ { .size = 2, .data = "\x10\x02" },
+ // Interchannel delay registers
+ // (0x11, 0x12, 0x13, and 0x14): BD mode
+ { .size = 2, .data = "\x11\xB8" },
+ { .size = 2, .data = "\x12\x60" },
+ { .size = 2, .data = "\x13\xA0" },
+ { .size = 2, .data = "\x14\x48" },
+ // PWM shutdown group register (0x19): no shutdown
+ { .size = 2, .data = "\x19\x00" },
+ // Input multiplexer register (0x20): BD mode
+ { .size = 2, .data = "\x20\x00\x89\x77\x72" },
+ // PWM output mux register (0x25)
+ // Channel 1 --> OUTA, channel 1 neg --> OUTB
+ // Channel 2 --> OUTC, channel 2 neg --> OUTD
+ { .size = 5, .data = "\x25\x01\x02\x13\x45" },
+ // DRC control (0x46): DRC off
+ { .size = 5, .data = "\x46\x00\x00\x00\x00" },
+ // BKND_ERR register (0x1C): 299ms reset period
+ { .size = 2, .data = "\x1C\x07" },
+ // Mute channel 3
+ { .size = 2, .data = "\x0A\xFF" },
+ // Volume configuration register (0x0E): volume slew 512 steps
+ { .size = 2, .data = "\x0E\x90" },
+ // Clock control register (0x00): 44/48kHz, MCLK=64xfs
+ { .size = 2, .data = "\x00\x60" },
+ // Bank switch and eq control (0x50): no bank switching
+ { .size = 5, .data = "\x50\x00\x00\x00\x00" },
+ // Volume registers (0x07, 0x08, 0x09, 0x0A)
+ { .size = 2, .data = "\x07\x20" },
+ { .size = 2, .data = "\x08\x30" },
+ { .size = 2, .data = "\x09\x30" },
+ { .size = 2, .data = "\x0A\xFF" },
+ // 0x72, 0x73, 0x76, 0x77 input mixer:
+ // no intermix between channels
+ { .size = 5, .data = "\x72\x00\x00\x00\x00" },
+ { .size = 5, .data = "\x73\x00\x80\x00\x00" },
+ { .size = 5, .data = "\x76\x00\x00\x00\x00" },
+ { .size = 5, .data = "\x77\x00\x80\x00\x00" },
+ // 0x70, 0x71, 0x74, 0x75 inline DRC mixer:
+ // no inline DRC inmix
+ { .size = 5, .data = "\x70\x00\x80\x00\x00" },
+ { .size = 5, .data = "\x71\x00\x00\x00\x00" },
+ { .size = 5, .data = "\x74\x00\x80\x00\x00" },
+ { .size = 5, .data = "\x75\x00\x00\x00\x00" },
+ // 0x56, 0x57 Output scale
+ { .size = 5, .data = "\x56\x00\x80\x00\x00" },
+ { .size = 5, .data = "\x57\x00\x02\x00\x00" },
+ // 0x3B, 0x3c
+ { .size = 9, .data = "\x3B\x00\x08\x00\x00\x00\x78\x00\x00" },
+ { .size = 9, .data = "\x3C\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
+ { .size = 9, .data = "\x3E\x00\x08\x00\x00\x00\x78\x00\x00" },
+ { .size = 9, .data = "\x3F\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
+ { .size = 9, .data = "\x40\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
+ { .size = 9, .data = "\x43\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
+ // 0x51, 0x52: output mixer
+ { .size = 9, .data = "\x51\x00\x80\x00\x00\x00\x00\x00\x00" },
+ { .size = 9, .data = "\x52\x00\x80\x00\x00\x00\x00\x00\x00" },
+ // PEQ defaults
+ { .size = 21, .data = "\x29\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x2A\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x2B\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x2C\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x2D\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x2E\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x2F\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x30\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x31\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x32\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x33\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x34\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x35\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x36\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x58\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x59\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x5C\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x5D\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x5E\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x5F\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x5A\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+ { .size = 21, .data = "\x5B\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
+};
+
+
+#endif /* _TAS5713_H */