db1200.c 5.3 KB

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