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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * DB1200/DB1300/DB1550 ASoC audio fabric support code.4 *5 * (c) 2008-2011 Manuel Lauss <manuel.lauss@googlemail.com>6 *7 */8 9#include <linux/module.h>10#include <linux/moduleparam.h>11#include <linux/timer.h>12#include <linux/interrupt.h>13#include <linux/platform_device.h>14#include <sound/core.h>15#include <sound/pcm.h>16#include <sound/soc.h>17#include <asm/mach-au1x00/au1000.h>18#include <asm/mach-au1x00/au1xxx_psc.h>19#include <asm/mach-au1x00/au1xxx_dbdma.h>20#include <asm/mach-db1x00/bcsr.h>21 22#include "../codecs/wm8731.h"23#include "psc.h"24 25static const struct platform_device_id db1200_pids[] = {26 {27 .name = "db1200-ac97",28 .driver_data = 0,29 }, {30 .name = "db1200-i2s",31 .driver_data = 1,32 }, {33 .name = "db1300-ac97",34 .driver_data = 2,35 }, {36 .name = "db1300-i2s",37 .driver_data = 3,38 }, {39 .name = "db1550-ac97",40 .driver_data = 4,41 }, {42 .name = "db1550-i2s",43 .driver_data = 5,44 },45 {},46};47MODULE_DEVICE_TABLE(platform, db1200_pids);48 49/*------------------------- AC97 PART ---------------------------*/50 51SND_SOC_DAILINK_DEFS(db1200_ac97,52 DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_ac97.1")),53 DAILINK_COMP_ARRAY(COMP_CODEC("ac97-codec.1", "ac97-hifi")),54 DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1")));55 56static struct snd_soc_dai_link db1200_ac97_dai = {57 .name = "AC97",58 .stream_name = "AC97 HiFi",59 SND_SOC_DAILINK_REG(db1200_ac97),60};61 62static struct snd_soc_card db1200_ac97_machine = {63 .name = "DB1200_AC97",64 .owner = THIS_MODULE,65 .dai_link = &db1200_ac97_dai,66 .num_links = 1,67};68 69SND_SOC_DAILINK_DEFS(db1300_ac97,70 DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_ac97.1")),71 DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec.1", "wm9712-hifi")),72 DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1")));73 74static struct snd_soc_dai_link db1300_ac97_dai = {75 .name = "AC97",76 .stream_name = "AC97 HiFi",77 SND_SOC_DAILINK_REG(db1300_ac97),78};79 80static struct snd_soc_card db1300_ac97_machine = {81 .name = "DB1300_AC97",82 .owner = THIS_MODULE,83 .dai_link = &db1300_ac97_dai,84 .num_links = 1,85};86 87static struct snd_soc_card db1550_ac97_machine = {88 .name = "DB1550_AC97",89 .owner = THIS_MODULE,90 .dai_link = &db1200_ac97_dai,91 .num_links = 1,92};93 94/*------------------------- I2S PART ---------------------------*/95 96static int db1200_i2s_startup(struct snd_pcm_substream *substream)97{98 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);99 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);100 101 /* WM8731 has its own 12MHz crystal */102 snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_XTAL,103 12000000, SND_SOC_CLOCK_IN);104 105 return 0;106}107 108static const struct snd_soc_ops db1200_i2s_wm8731_ops = {109 .startup = db1200_i2s_startup,110};111 112SND_SOC_DAILINK_DEFS(db1200_i2s,113 DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.1")),114 DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),115 DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.1")));116 117static struct snd_soc_dai_link db1200_i2s_dai = {118 .name = "WM8731",119 .stream_name = "WM8731 PCM",120 .dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |121 SND_SOC_DAIFMT_CBP_CFP,122 .ops = &db1200_i2s_wm8731_ops,123 SND_SOC_DAILINK_REG(db1200_i2s),124};125 126static struct snd_soc_card db1200_i2s_machine = {127 .name = "DB1200_I2S",128 .owner = THIS_MODULE,129 .dai_link = &db1200_i2s_dai,130 .num_links = 1,131};132 133SND_SOC_DAILINK_DEFS(db1300_i2s,134 DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.2")),135 DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),136 DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.2")));137 138static struct snd_soc_dai_link db1300_i2s_dai = {139 .name = "WM8731",140 .stream_name = "WM8731 PCM",141 .dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |142 SND_SOC_DAIFMT_CBP_CFP,143 .ops = &db1200_i2s_wm8731_ops,144 SND_SOC_DAILINK_REG(db1300_i2s),145};146 147static struct snd_soc_card db1300_i2s_machine = {148 .name = "DB1300_I2S",149 .owner = THIS_MODULE,150 .dai_link = &db1300_i2s_dai,151 .num_links = 1,152};153 154SND_SOC_DAILINK_DEFS(db1550_i2s,155 DAILINK_COMP_ARRAY(COMP_CPU("au1xpsc_i2s.3")),156 DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),157 DAILINK_COMP_ARRAY(COMP_PLATFORM("au1xpsc-pcm.3")));158 159static struct snd_soc_dai_link db1550_i2s_dai = {160 .name = "WM8731",161 .stream_name = "WM8731 PCM",162 .dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |163 SND_SOC_DAIFMT_CBP_CFP,164 .ops = &db1200_i2s_wm8731_ops,165 SND_SOC_DAILINK_REG(db1550_i2s),166};167 168static struct snd_soc_card db1550_i2s_machine = {169 .name = "DB1550_I2S",170 .owner = THIS_MODULE,171 .dai_link = &db1550_i2s_dai,172 .num_links = 1,173};174 175/*------------------------- COMMON PART ---------------------------*/176 177static struct snd_soc_card *db1200_cards[] = {178 &db1200_ac97_machine,179 &db1200_i2s_machine,180 &db1300_ac97_machine,181 &db1300_i2s_machine,182 &db1550_ac97_machine,183 &db1550_i2s_machine,184};185 186static int db1200_audio_probe(struct platform_device *pdev)187{188 const struct platform_device_id *pid = platform_get_device_id(pdev);189 struct snd_soc_card *card;190 191 card = db1200_cards[pid->driver_data];192 card->dev = &pdev->dev;193 return devm_snd_soc_register_card(&pdev->dev, card);194}195 196static struct platform_driver db1200_audio_driver = {197 .driver = {198 .name = "db1200-ac97",199 .pm = &snd_soc_pm_ops,200 },201 .id_table = db1200_pids,202 .probe = db1200_audio_probe,203};204 205module_platform_driver(db1200_audio_driver);206 207MODULE_LICENSE("GPL");208MODULE_DESCRIPTION("DB1200/DB1300/DB1550 ASoC audio support");209MODULE_AUTHOR("Manuel Lauss");210