1 From 709288ac793d8a070f33c36e76ca03281fa6b417 Mon Sep 17 00:00:00 2001
2 From: Daniel Matuschek <info@crazy-audio.com>
3 Date: Mon, 4 Aug 2014 11:09:58 +0200
4 Subject: [PATCH 061/114] Added driver for HiFiBerry Amp amplifier add-on board
6 The driver contains a low-level hardware driver for the TAS5713 and the
7 drivers for the Raspberry Pi I2S subsystem.
9 arch/arm/configs/bcmrpi_defconfig | 1 +
10 arch/arm/mach-bcm2708/bcm2708.c | 20 +++
11 sound/soc/bcm/Kconfig | 7 +
12 sound/soc/bcm/Makefile | 2 +
13 sound/soc/bcm/hifiberry_amp.c | 106 +++++++++++
14 sound/soc/codecs/Kconfig | 4 +
15 sound/soc/codecs/Makefile | 2 +
16 sound/soc/codecs/tas5713.c | 362 ++++++++++++++++++++++++++++++++++++++
17 sound/soc/codecs/tas5713.h | 210 ++++++++++++++++++++++
18 9 files changed, 714 insertions(+)
19 create mode 100644 sound/soc/bcm/hifiberry_amp.c
20 create mode 100644 sound/soc/codecs/tas5713.c
21 create mode 100644 sound/soc/codecs/tas5713.h
23 diff --git a/arch/arm/configs/bcmrpi_defconfig b/arch/arm/configs/bcmrpi_defconfig
24 index 28547eb..997e1f3 100644
25 --- a/arch/arm/configs/bcmrpi_defconfig
26 +++ b/arch/arm/configs/bcmrpi_defconfig
27 @@ -758,6 +758,7 @@ CONFIG_SND_BCM2708_SOC_I2S=m
28 CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC=m
29 CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS=m
30 CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI=m
31 +CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP=m
32 CONFIG_SND_BCM2708_SOC_RPI_DAC=m
33 CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
34 CONFIG_SND_SIMPLE_CARD=m
35 diff --git a/arch/arm/mach-bcm2708/bcm2708.c b/arch/arm/mach-bcm2708/bcm2708.c
36 index aa62e55..5f6a1fa 100644
37 --- a/arch/arm/mach-bcm2708/bcm2708.c
38 +++ b/arch/arm/mach-bcm2708/bcm2708.c
39 @@ -674,6 +674,20 @@ static struct i2c_board_info __initdata snd_wm8804_i2c_devices[] = {
43 +#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE)
44 +static struct platform_device snd_hifiberry_amp_device = {
45 + .name = "snd-hifiberry-amp",
50 +static struct i2c_board_info __initdata snd_tas5713_i2c_devices[] = {
52 + I2C_BOARD_INFO("tas5713", 0x1b)
57 #if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE)
58 static struct platform_device snd_rpi_dac_device = {
59 .name = "snd-rpi-dac",
60 @@ -869,6 +883,12 @@ void __init bcm2708_init(void)
61 i2c_register_board_info(1, snd_wm8804_i2c_devices, ARRAY_SIZE(snd_wm8804_i2c_devices));
64 +#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE)
65 + bcm_register_device(&snd_hifiberry_amp_device);
66 + i2c_register_board_info(1, snd_tas5713_i2c_devices, ARRAY_SIZE(snd_tas5713_i2c_devices));
70 #if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE)
71 bcm_register_device(&snd_rpi_dac_device);
72 bcm_register_device(&snd_pcm1794a_codec_device);
73 diff --git a/sound/soc/bcm/Kconfig b/sound/soc/bcm/Kconfig
74 index 926a82b..a562ddf 100644
75 --- a/sound/soc/bcm/Kconfig
76 +++ b/sound/soc/bcm/Kconfig
77 @@ -40,6 +40,13 @@ config SND_BCM2708_SOC_HIFIBERRY_DIGI
79 Say Y or M if you want to add support for HifiBerry Digi S/PDIF output board.
81 +config SND_BCM2708_SOC_HIFIBERRY_AMP
82 + tristate "Support for the HifiBerry Amp"
83 + depends on SND_BCM2708_SOC_I2S
84 + select SND_SOC_TAS5713
86 + Say Y or M if you want to add support for the HifiBerry Amp amplifier board.
88 config SND_BCM2708_SOC_RPI_DAC
89 tristate "Support for RPi-DAC"
90 depends on SND_BCM2708_SOC_I2S
91 diff --git a/sound/soc/bcm/Makefile b/sound/soc/bcm/Makefile
92 index c02e3a2..17ea2b0 100644
93 --- a/sound/soc/bcm/Makefile
94 +++ b/sound/soc/bcm/Makefile
95 @@ -12,11 +12,13 @@ obj-$(CONFIG_SND_BCM2708_SOC_I2S) += snd-soc-bcm2708-i2s.o
96 snd-soc-hifiberry-dac-objs := hifiberry_dac.o
97 snd-soc-hifiberry-dacplus-objs := hifiberry_dacplus.o
98 snd-soc-hifiberry-digi-objs := hifiberry_digi.o
99 +snd-soc-hifiberry-amp-objs := hifiberry_amp.o
100 snd-soc-rpi-dac-objs := rpi-dac.o
101 snd-soc-iqaudio-dac-objs := iqaudio-dac.o
103 obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o
104 obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS) += snd-soc-hifiberry-dacplus.o
105 obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o
106 +obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) += snd-soc-hifiberry-amp.o
107 obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o
108 obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o
109 diff --git a/sound/soc/bcm/hifiberry_amp.c b/sound/soc/bcm/hifiberry_amp.c
111 index 0000000..1e87ee0
113 +++ b/sound/soc/bcm/hifiberry_amp.c
116 + * ASoC Driver for HifiBerry AMP
118 + * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com>
121 + * This program is free software; you can redistribute it and/or
122 + * modify it under the terms of the GNU General Public License
123 + * version 2 as published by the Free Software Foundation.
125 + * This program is distributed in the hope that it will be useful, but
126 + * WITHOUT ANY WARRANTY; without even the implied warranty of
127 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
128 + * General Public License for more details.
131 +#include <linux/module.h>
132 +#include <linux/platform_device.h>
134 +#include <sound/core.h>
135 +#include <sound/pcm.h>
136 +#include <sound/pcm_params.h>
137 +#include <sound/soc.h>
138 +#include <sound/jack.h>
140 +static int snd_rpi_hifiberry_amp_init(struct snd_soc_pcm_runtime *rtd)
142 + // ToDo: init of the dsp-registers.
146 +static int snd_rpi_hifiberry_amp_hw_params( struct snd_pcm_substream *substream,
147 + struct snd_pcm_hw_params *params )
149 + struct snd_soc_pcm_runtime *rtd = substream->private_data;
150 + struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
152 + return snd_soc_dai_set_bclk_ratio(cpu_dai, 64);
155 +static struct snd_soc_ops snd_rpi_hifiberry_amp_ops = {
156 + .hw_params = snd_rpi_hifiberry_amp_hw_params,
159 +static struct snd_soc_dai_link snd_rpi_hifiberry_amp_dai[] = {
161 + .name = "HifiBerry AMP",
162 + .stream_name = "HifiBerry AMP HiFi",
163 + .cpu_dai_name = "bcm2708-i2s.0",
164 + .codec_dai_name = "tas5713-hifi",
165 + .platform_name = "bcm2708-i2s.0",
166 + .codec_name = "tas5713.1-001b",
167 + .dai_fmt = SND_SOC_DAIFMT_I2S |
168 + SND_SOC_DAIFMT_NB_NF |
169 + SND_SOC_DAIFMT_CBS_CFS,
170 + .ops = &snd_rpi_hifiberry_amp_ops,
171 + .init = snd_rpi_hifiberry_amp_init,
176 +static struct snd_soc_card snd_rpi_hifiberry_amp = {
177 + .name = "snd_rpi_hifiberry_amp",
178 + .dai_link = snd_rpi_hifiberry_amp_dai,
179 + .num_links = ARRAY_SIZE(snd_rpi_hifiberry_amp_dai),
183 +static int snd_rpi_hifiberry_amp_probe(struct platform_device *pdev)
187 + snd_rpi_hifiberry_amp.dev = &pdev->dev;
189 + ret = snd_soc_register_card(&snd_rpi_hifiberry_amp);
192 + dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", ret);
199 +static int snd_rpi_hifiberry_amp_remove(struct platform_device *pdev)
201 + return snd_soc_unregister_card(&snd_rpi_hifiberry_amp);
205 +static struct platform_driver snd_rpi_hifiberry_amp_driver = {
207 + .name = "snd-hifiberry-amp",
208 + .owner = THIS_MODULE,
210 + .probe = snd_rpi_hifiberry_amp_probe,
211 + .remove = snd_rpi_hifiberry_amp_remove,
215 +module_platform_driver(snd_rpi_hifiberry_amp_driver);
218 +MODULE_AUTHOR("Sebastian Eickhoff <basti.eickhoff@googlemail.com>");
219 +MODULE_DESCRIPTION("ASoC driver for HiFiBerry-AMP");
220 +MODULE_LICENSE("GPL v2");
221 diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
222 index 3c236a6..83c55f8 100644
223 --- a/sound/soc/codecs/Kconfig
224 +++ b/sound/soc/codecs/Kconfig
225 @@ -105,6 +105,7 @@ config SND_SOC_ALL_CODECS
226 select SND_SOC_TAS5086 if I2C
227 select SND_SOC_TLV320AIC23_I2C if I2C
228 select SND_SOC_TLV320AIC23_SPI if SPI_MASTER
229 + select SND_SOC_TAS5713 if I2C
230 select SND_SOC_TLV320AIC26 if SPI_MASTER
231 select SND_SOC_TLV320AIC31XX if I2C
232 select SND_SOC_TLV320AIC32X4 if I2C
233 @@ -585,6 +586,9 @@ config SND_SOC_TAS5086
234 tristate "Texas Instruments TAS5086 speaker amplifier"
237 +config SND_SOC_TAS5713
240 config SND_SOC_TLV320AIC23
243 diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
244 index 2a7f823..ca76a2b 100644
245 --- a/sound/soc/codecs/Makefile
246 +++ b/sound/soc/codecs/Makefile
247 @@ -103,6 +103,7 @@ snd-soc-sta350-objs := sta350.o
248 snd-soc-sta529-objs := sta529.o
249 snd-soc-stac9766-objs := stac9766.o
250 snd-soc-tas5086-objs := tas5086.o
251 +snd-soc-tas5713-objs := tas5713.o
252 snd-soc-tlv320aic23-objs := tlv320aic23.o
253 snd-soc-tlv320aic23-i2c-objs := tlv320aic23-i2c.o
254 snd-soc-tlv320aic23-spi-objs := tlv320aic23-spi.o
255 @@ -278,6 +279,7 @@ obj-$(CONFIG_SND_SOC_STA529) += snd-soc-sta529.o
256 obj-$(CONFIG_SND_SOC_STAC9766) += snd-soc-stac9766.o
257 obj-$(CONFIG_SND_SOC_TAS2552) += snd-soc-tas2552.o
258 obj-$(CONFIG_SND_SOC_TAS5086) += snd-soc-tas5086.o
259 +obj-$(CONFIG_SND_SOC_TAS5713) += snd-soc-tas5713.o
260 obj-$(CONFIG_SND_SOC_TLV320AIC23) += snd-soc-tlv320aic23.o
261 obj-$(CONFIG_SND_SOC_TLV320AIC23_I2C) += snd-soc-tlv320aic23-i2c.o
262 obj-$(CONFIG_SND_SOC_TLV320AIC23_SPI) += snd-soc-tlv320aic23-spi.o
263 diff --git a/sound/soc/codecs/tas5713.c b/sound/soc/codecs/tas5713.c
265 index 0000000..a24c1da
267 +++ b/sound/soc/codecs/tas5713.c
270 + * ASoC Driver for TAS5713
272 + * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com>
275 + * This program is free software; you can redistribute it and/or
276 + * modify it under the terms of the GNU General Public License
277 + * version 2 as published by the Free Software Foundation.
279 + * This program is distributed in the hope that it will be useful, but
280 + * WITHOUT ANY WARRANTY; without even the implied warranty of
281 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
282 + * General Public License for more details.
285 +#include <linux/module.h>
286 +#include <linux/moduleparam.h>
287 +#include <linux/init.h>
288 +#include <linux/delay.h>
289 +#include <linux/pm.h>
290 +#include <linux/i2c.h>
291 +#include <linux/of_device.h>
292 +#include <linux/spi/spi.h>
293 +#include <linux/regmap.h>
294 +#include <linux/regulator/consumer.h>
295 +#include <linux/slab.h>
296 +#include <sound/core.h>
297 +#include <sound/pcm.h>
298 +#include <sound/pcm_params.h>
299 +#include <sound/soc.h>
300 +#include <sound/initval.h>
301 +#include <sound/tlv.h>
303 +#include <linux/kernel.h>
304 +#include <linux/string.h>
305 +#include <linux/fs.h>
306 +#include <asm/uaccess.h>
308 +#include "tas5713.h"
311 +static struct i2c_client *i2c;
313 +struct tas5713_priv {
314 + struct regmap *regmap;
316 + struct snd_soc_codec *codec;
319 +static struct tas5713_priv *priv_data;
325 + * _ _ ___ _ ___ _ _
326 + * /_\ | | / __| /_\ / __|___ _ _| |_ _ _ ___| |___
327 + * / _ \| |__\__ \/ _ \ | (__/ _ \ ' \ _| '_/ _ \ (_-<
328 + * /_/ \_\____|___/_/ \_\ \___\___/_||_\__|_| \___/_/__/
332 +static const DECLARE_TLV_DB_SCALE(tas5713_vol_tlv, -10000, 50, 1);
335 +static const struct snd_kcontrol_new tas5713_snd_controls[] = {
336 + SOC_SINGLE_TLV ("Master" , TAS5713_VOL_MASTER, 0, 248, 1, tas5713_vol_tlv),
337 + SOC_DOUBLE_R_TLV("Channels" , TAS5713_VOL_CH1, TAS5713_VOL_CH2, 0, 248, 1, tas5713_vol_tlv)
345 + * | \/ |__ _ __| |_ (_)_ _ ___ | \ _ _(_)_ _____ _ _
346 + * | |\/| / _` / _| ' \| | ' \/ -_) | |) | '_| \ V / -_) '_|
347 + * |_| |_\__,_\__|_||_|_|_||_\___| |___/|_| |_|\_/\___|_|
351 +static int tas5713_hw_params(struct snd_pcm_substream *substream,
352 + struct snd_pcm_hw_params *params,
353 + struct snd_soc_dai *dai)
357 + struct snd_soc_codec *codec;
358 + codec = dai->codec;
359 + priv_data->codec = dai->codec;
361 + switch (params_format(params)) {
362 + case SNDRV_PCM_FORMAT_S16_LE:
365 + case SNDRV_PCM_FORMAT_S20_3LE:
368 + case SNDRV_PCM_FORMAT_S24_LE:
371 + case SNDRV_PCM_FORMAT_S32_LE:
375 + dev_err(dai->dev, "Unsupported word length: %u\n",
376 + params_format(params));
381 + snd_soc_update_bits(codec, TAS5713_SERIAL_DATA_INTERFACE, 0x7, blen);
387 +static int tas5713_mute_stream(struct snd_soc_dai *dai, int mute, int stream)
389 + unsigned int val = 0;
391 + struct tas5713_priv *tas5713;
392 + struct snd_soc_codec *codec = dai->codec;
393 + tas5713 = snd_soc_codec_get_drvdata(codec);
396 + val = TAS5713_SOFT_MUTE_ALL;
399 + return regmap_write(tas5713->regmap, TAS5713_SOFT_MUTE, val);
403 +static const struct snd_soc_dai_ops tas5713_dai_ops = {
404 + .hw_params = tas5713_hw_params,
405 + .mute_stream = tas5713_mute_stream,
409 +static struct snd_soc_dai_driver tas5713_dai = {
410 + .name = "tas5713-hifi",
412 + .stream_name = "Playback",
415 + .rates = SNDRV_PCM_RATE_8000_48000,
416 + .formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE ),
418 + .ops = &tas5713_dai_ops,
426 + * / __|___ __| |___ __ | \ _ _(_)_ _____ _ _
427 + * | (__/ _ \/ _` / -_) _| | |) | '_| \ V / -_) '_|
428 + * \___\___/\__,_\___\__| |___/|_| |_|\_/\___|_|
432 +static int tas5713_remove(struct snd_soc_codec *codec)
434 + struct tas5713_priv *tas5713;
436 + tas5713 = snd_soc_codec_get_drvdata(codec);
442 +static int tas5713_probe(struct snd_soc_codec *codec)
444 + struct tas5713_priv *tas5713;
447 + i2c = container_of(codec->dev, struct i2c_client, dev);
449 + tas5713 = snd_soc_codec_get_drvdata(codec);
452 + ret = snd_soc_write(codec, TAS5713_ERROR_STATUS, 0x00);
455 + ret = snd_soc_write(codec, TAS5713_OSC_TRIM, 0x00);
459 + ret = snd_soc_write(codec, TAS5713_ERROR_STATUS, 0x00);
461 + // Clock mode: 44/48kHz, MCLK=64xfs
462 + ret = snd_soc_write(codec, TAS5713_CLOCK_CTRL, 0x60);
465 + ret = snd_soc_write(codec, TAS5713_SERIAL_DATA_INTERFACE, 0x05);
468 + ret = snd_soc_write(codec, TAS5713_SYSTEM_CTRL2, 0x00);
469 + ret = snd_soc_write(codec, TAS5713_SOFT_MUTE, 0x00);
471 + // Set volume to 0db
472 + ret = snd_soc_write(codec, TAS5713_VOL_MASTER, 0x00);
474 + // Now start programming the default initialization sequence
475 + for (i = 0; i < ARRAY_SIZE(tas5713_init_sequence); ++i) {
476 + ret = i2c_master_send(i2c,
477 + tas5713_init_sequence[i].data,
478 + tas5713_init_sequence[i].size);
481 + printk(KERN_INFO "TAS5713 CODEC PROBE: InitSeq returns: %d\n", ret);
486 + ret = snd_soc_write(codec, TAS5713_SYSTEM_CTRL2, 0x00);
493 +static struct snd_soc_codec_driver soc_codec_dev_tas5713 = {
494 + .probe = tas5713_probe,
495 + .remove = tas5713_remove,
496 + .controls = tas5713_snd_controls,
497 + .num_controls = ARRAY_SIZE(tas5713_snd_controls),
504 + * ___ ___ ___ ___ _
505 + * |_ _|_ ) __| | \ _ _(_)_ _____ _ _
506 + * | | / / (__ | |) | '_| \ V / -_) '_|
507 + * |___/___\___| |___/|_| |_|\_/\___|_|
511 +static const struct reg_default tas5713_reg_defaults[] = {
512 + { 0x07 ,0x80 }, // R7 - VOL_MASTER - -40dB
513 + { 0x08 , 30 }, // R8 - VOL_CH1 - 0dB
514 + { 0x09 , 30 }, // R9 - VOL_CH2 - 0dB
515 + { 0x0A ,0x80 }, // R10 - VOL_HEADPHONE - -40dB
519 +static bool tas5713_reg_volatile(struct device *dev, unsigned int reg)
522 + case TAS5713_DEVICE_ID:
523 + case TAS5713_ERROR_STATUS:
531 +static const struct of_device_id tas5713_of_match[] = {
532 + { .compatible = "ti,tas5713", },
535 +MODULE_DEVICE_TABLE(of, tas5713_of_match);
538 +static struct regmap_config tas5713_regmap_config = {
542 + .max_register = TAS5713_MAX_REGISTER,
543 + .volatile_reg = tas5713_reg_volatile,
545 + .cache_type = REGCACHE_RBTREE,
546 + .reg_defaults = tas5713_reg_defaults,
547 + .num_reg_defaults = ARRAY_SIZE(tas5713_reg_defaults),
551 +static int tas5713_i2c_probe(struct i2c_client *i2c,
552 + const struct i2c_device_id *id)
556 + priv_data = devm_kzalloc(&i2c->dev, sizeof *priv_data, GFP_KERNEL);
560 + priv_data->regmap = devm_regmap_init_i2c(i2c, &tas5713_regmap_config);
561 + if (IS_ERR(priv_data->regmap)) {
562 + ret = PTR_ERR(priv_data->regmap);
566 + i2c_set_clientdata(i2c, priv_data);
568 + ret = snd_soc_register_codec(&i2c->dev,
569 + &soc_codec_dev_tas5713, &tas5713_dai, 1);
575 +static int tas5713_i2c_remove(struct i2c_client *i2c)
577 + snd_soc_unregister_codec(&i2c->dev);
578 + i2c_set_clientdata(i2c, NULL);
586 +static const struct i2c_device_id tas5713_i2c_id[] = {
591 +MODULE_DEVICE_TABLE(i2c, tas5713_i2c_id);
594 +static struct i2c_driver tas5713_i2c_driver = {
597 + .owner = THIS_MODULE,
598 + .of_match_table = tas5713_of_match,
600 + .probe = tas5713_i2c_probe,
601 + .remove = tas5713_i2c_remove,
602 + .id_table = tas5713_i2c_id
606 +static int __init tas5713_modinit(void)
610 + ret = i2c_add_driver(&tas5713_i2c_driver);
612 + printk(KERN_ERR "Failed to register tas5713 I2C driver: %d\n",
618 +module_init(tas5713_modinit);
621 +static void __exit tas5713_exit(void)
623 + i2c_del_driver(&tas5713_i2c_driver);
625 +module_exit(tas5713_exit);
628 +MODULE_AUTHOR("Sebastian Eickhoff <basti.eickhoff@googlemail.com>");
629 +MODULE_DESCRIPTION("ASoC driver for TAS5713");
630 +MODULE_LICENSE("GPL v2");
631 diff --git a/sound/soc/codecs/tas5713.h b/sound/soc/codecs/tas5713.h
633 index 0000000..8f019e0
635 +++ b/sound/soc/codecs/tas5713.h
638 + * ASoC Driver for TAS5713
640 + * Author: Sebastian Eickhoff <basti.eickhoff@googlemail.com>
643 + * This program is free software; you can redistribute it and/or
644 + * modify it under the terms of the GNU General Public License
645 + * version 2 as published by the Free Software Foundation.
647 + * This program is distributed in the hope that it will be useful, but
648 + * WITHOUT ANY WARRANTY; without even the implied warranty of
649 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
650 + * General Public License for more details.
657 +// TAS5713 I2C-bus register addresses
659 +#define TAS5713_CLOCK_CTRL 0x00
660 +#define TAS5713_DEVICE_ID 0x01
661 +#define TAS5713_ERROR_STATUS 0x02
662 +#define TAS5713_SYSTEM_CTRL1 0x03
663 +#define TAS5713_SERIAL_DATA_INTERFACE 0x04
664 +#define TAS5713_SYSTEM_CTRL2 0x05
665 +#define TAS5713_SOFT_MUTE 0x06
666 +#define TAS5713_VOL_MASTER 0x07
667 +#define TAS5713_VOL_CH1 0x08
668 +#define TAS5713_VOL_CH2 0x09
669 +#define TAS5713_VOL_HEADPHONE 0x0A
670 +#define TAS5713_VOL_CONFIG 0x0E
671 +#define TAS5713_MODULATION_LIMIT 0x10
672 +#define TAS5713_IC_DLY_CH1 0x11
673 +#define TAS5713_IC_DLY_CH2 0x12
674 +#define TAS5713_IC_DLY_CH3 0x13
675 +#define TAS5713_IC_DLY_CH4 0x14
677 +#define TAS5713_START_STOP_PERIOD 0x1A
678 +#define TAS5713_OSC_TRIM 0x1B
679 +#define TAS5713_BKND_ERR 0x1C
681 +#define TAS5713_INPUT_MUX 0x20
682 +#define TAS5713_SRC_SELECT_CH4 0x21
683 +#define TAS5713_PWM_MUX 0x25
685 +#define TAS5713_CH1_BQ0 0x29
686 +#define TAS5713_CH1_BQ1 0x2A
687 +#define TAS5713_CH1_BQ2 0x2B
688 +#define TAS5713_CH1_BQ3 0x2C
689 +#define TAS5713_CH1_BQ4 0x2D
690 +#define TAS5713_CH1_BQ5 0x2E
691 +#define TAS5713_CH1_BQ6 0x2F
692 +#define TAS5713_CH1_BQ7 0x58
693 +#define TAS5713_CH1_BQ8 0x59
695 +#define TAS5713_CH2_BQ0 0x30
696 +#define TAS5713_CH2_BQ1 0x31
697 +#define TAS5713_CH2_BQ2 0x32
698 +#define TAS5713_CH2_BQ3 0x33
699 +#define TAS5713_CH2_BQ4 0x34
700 +#define TAS5713_CH2_BQ5 0x35
701 +#define TAS5713_CH2_BQ6 0x36
702 +#define TAS5713_CH2_BQ7 0x5C
703 +#define TAS5713_CH2_BQ8 0x5D
705 +#define TAS5713_CH4_BQ0 0x5A
706 +#define TAS5713_CH4_BQ1 0x5B
707 +#define TAS5713_CH3_BQ0 0x5E
708 +#define TAS5713_CH3_BQ1 0x5F
710 +#define TAS5713_DRC1_SOFTENING_FILTER_ALPHA_OMEGA 0x3B
711 +#define TAS5713_DRC1_ATTACK_RELEASE_RATE 0x3C
712 +#define TAS5713_DRC2_SOFTENING_FILTER_ALPHA_OMEGA 0x3E
713 +#define TAS5713_DRC2_ATTACK_RELEASE_RATE 0x3F
714 +#define TAS5713_DRC1_ATTACK_RELEASE_THRES 0x40
715 +#define TAS5713_DRC2_ATTACK_RELEASE_THRES 0x43
716 +#define TAS5713_DRC_CTRL 0x46
718 +#define TAS5713_BANK_SW_CTRL 0x50
719 +#define TAS5713_CH1_OUTPUT_MIXER 0x51
720 +#define TAS5713_CH2_OUTPUT_MIXER 0x52
721 +#define TAS5713_CH1_INPUT_MIXER 0x53
722 +#define TAS5713_CH2_INPUT_MIXER 0x54
723 +#define TAS5713_OUTPUT_POST_SCALE 0x56
724 +#define TAS5713_OUTPUT_PRESCALE 0x57
726 +#define TAS5713_IDF_POST_SCALE 0x62
728 +#define TAS5713_CH1_INLINE_MIXER 0x70
729 +#define TAS5713_CH1_INLINE_DRC_EN_MIXER 0x71
730 +#define TAS5713_CH1_R_CHANNEL_MIXER 0x72
731 +#define TAS5713_CH1_L_CHANNEL_MIXER 0x73
732 +#define TAS5713_CH2_INLINE_MIXER 0x74
733 +#define TAS5713_CH2_INLINE_DRC_EN_MIXER 0x75
734 +#define TAS5713_CH2_L_CHANNEL_MIXER 0x76
735 +#define TAS5713_CH2_R_CHANNEL_MIXER 0x77
737 +#define TAS5713_UPDATE_DEV_ADDR_KEY 0xF8
738 +#define TAS5713_UPDATE_DEV_ADDR_REG 0xF9
740 +#define TAS5713_REGISTER_COUNT 0x46
741 +#define TAS5713_MAX_REGISTER 0xF9
744 +// Bitmasks for registers
745 +#define TAS5713_SOFT_MUTE_ALL 0x07
749 +struct tas5713_init_command {
751 + const char *const data;
754 +static const struct tas5713_init_command tas5713_init_sequence[] = {
757 + { .size = 2, .data = "\x1B\x00" },
758 + // System control register 1 (0x03): block DC
759 + { .size = 2, .data = "\x03\x80" },
761 + { .size = 2, .data = "\x05\x40" },
762 + // Modulation limit register (0x10): 97.7%
763 + { .size = 2, .data = "\x10\x02" },
764 + // Interchannel delay registers
765 + // (0x11, 0x12, 0x13, and 0x14): BD mode
766 + { .size = 2, .data = "\x11\xB8" },
767 + { .size = 2, .data = "\x12\x60" },
768 + { .size = 2, .data = "\x13\xA0" },
769 + { .size = 2, .data = "\x14\x48" },
770 + // PWM shutdown group register (0x19): no shutdown
771 + { .size = 2, .data = "\x19\x00" },
772 + // Input multiplexer register (0x20): BD mode
773 + { .size = 2, .data = "\x20\x00\x89\x77\x72" },
774 + // PWM output mux register (0x25)
775 + // Channel 1 --> OUTA, channel 1 neg --> OUTB
776 + // Channel 2 --> OUTC, channel 2 neg --> OUTD
777 + { .size = 5, .data = "\x25\x01\x02\x13\x45" },
778 + // DRC control (0x46): DRC off
779 + { .size = 5, .data = "\x46\x00\x00\x00\x00" },
780 + // BKND_ERR register (0x1C): 299ms reset period
781 + { .size = 2, .data = "\x1C\x07" },
783 + { .size = 2, .data = "\x0A\xFF" },
784 + // Volume configuration register (0x0E): volume slew 512 steps
785 + { .size = 2, .data = "\x0E\x90" },
786 + // Clock control register (0x00): 44/48kHz, MCLK=64xfs
787 + { .size = 2, .data = "\x00\x60" },
788 + // Bank switch and eq control (0x50): no bank switching
789 + { .size = 5, .data = "\x50\x00\x00\x00\x00" },
790 + // Volume registers (0x07, 0x08, 0x09, 0x0A)
791 + { .size = 2, .data = "\x07\x20" },
792 + { .size = 2, .data = "\x08\x30" },
793 + { .size = 2, .data = "\x09\x30" },
794 + { .size = 2, .data = "\x0A\xFF" },
795 + // 0x72, 0x73, 0x76, 0x77 input mixer:
796 + // no intermix between channels
797 + { .size = 5, .data = "\x72\x00\x00\x00\x00" },
798 + { .size = 5, .data = "\x73\x00\x80\x00\x00" },
799 + { .size = 5, .data = "\x76\x00\x00\x00\x00" },
800 + { .size = 5, .data = "\x77\x00\x80\x00\x00" },
801 + // 0x70, 0x71, 0x74, 0x75 inline DRC mixer:
802 + // no inline DRC inmix
803 + { .size = 5, .data = "\x70\x00\x80\x00\x00" },
804 + { .size = 5, .data = "\x71\x00\x00\x00\x00" },
805 + { .size = 5, .data = "\x74\x00\x80\x00\x00" },
806 + { .size = 5, .data = "\x75\x00\x00\x00\x00" },
807 + // 0x56, 0x57 Output scale
808 + { .size = 5, .data = "\x56\x00\x80\x00\x00" },
809 + { .size = 5, .data = "\x57\x00\x02\x00\x00" },
811 + { .size = 9, .data = "\x3B\x00\x08\x00\x00\x00\x78\x00\x00" },
812 + { .size = 9, .data = "\x3C\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
813 + { .size = 9, .data = "\x3E\x00\x08\x00\x00\x00\x78\x00\x00" },
814 + { .size = 9, .data = "\x3F\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
815 + { .size = 9, .data = "\x40\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
816 + { .size = 9, .data = "\x43\x00\x00\x01\x00\xFF\xFF\xFF\x00" },
817 + // 0x51, 0x52: output mixer
818 + { .size = 9, .data = "\x51\x00\x80\x00\x00\x00\x00\x00\x00" },
819 + { .size = 9, .data = "\x52\x00\x80\x00\x00\x00\x00\x00\x00" },
821 + { .size = 21, .data = "\x29\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
822 + { .size = 21, .data = "\x2A\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
823 + { .size = 21, .data = "\x2B\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
824 + { .size = 21, .data = "\x2C\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
825 + { .size = 21, .data = "\x2D\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
826 + { .size = 21, .data = "\x2E\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
827 + { .size = 21, .data = "\x2F\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
828 + { .size = 21, .data = "\x30\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
829 + { .size = 21, .data = "\x31\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
830 + { .size = 21, .data = "\x32\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
831 + { .size = 21, .data = "\x33\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
832 + { .size = 21, .data = "\x34\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
833 + { .size = 21, .data = "\x35\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
834 + { .size = 21, .data = "\x36\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
835 + { .size = 21, .data = "\x58\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
836 + { .size = 21, .data = "\x59\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
837 + { .size = 21, .data = "\x5C\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
838 + { .size = 21, .data = "\x5D\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
839 + { .size = 21, .data = "\x5E\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
840 + { .size = 21, .data = "\x5F\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
841 + { .size = 21, .data = "\x5A\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
842 + { .size = 21, .data = "\x5B\x00\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" },
846 +#endif /* _TAS5713_H */