Startseite Erkunden Hilfe
Anmelden
weimzh
/
amlogic-aml8726-mx-kernel
Beobachten 1
Favorit hinzufügen 0
Fork 0
Dateien Issues 0 Pull-Requests 0 Wiki
Struktur: 16855b5ec0
Branches Tags
amlogic-aml8...
/
sound
/
soc
/
au1x
/
psc.h

psc.h 1.6 KB
Verlauf Originalformat

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253 
  1. /*
    2. 

  2.  * Au12x0/Au1550 PSC ALSA ASoC audio support.
    3. 

  3.  *
    4. 

  4.  * (c) 2007-2008 MSC Vertriebsges.m.b.H.,
    5. 

  5.  *	Manuel Lauss <manuel.lauss@gmail.com>
    6. 

  6.  *
    7. 

  7.  * This program is free software; you can redistribute it and/or modify
    8. 

  8.  * it under the terms of the GNU General Public License version 2 as
    9. 

  9.  * published by the Free Software Foundation.
    10. 

  10.  *
    11. 

  11.  */
    12. 

  12. 

  13. #ifndef _AU1X_PCM_H
    14. 

  14. #define _AU1X_PCM_H
    15. 

  15. 

  16. /* DBDMA helpers */
    17. 

  17. extern struct platform_device *au1xpsc_pcm_add(struct platform_device *pdev);
    18. 

  18. extern void au1xpsc_pcm_destroy(struct platform_device *dmapd);
    19. 

  19. 

  20. struct au1xpsc_audio_data {
    21. 

  21. 	void __iomem *mmio;
    22. 

  22. 

  23. 	unsigned long cfg;
    24. 

  24. 	unsigned long rate;
    25. 

  25. 

  26. 	struct snd_soc_dai_driver dai_drv;
    27. 

  27. 

  28. 	unsigned long pm[2];
    29. 

  29. 	struct mutex lock;
    30. 

  30. 	struct platform_device *dmapd;
    31. 

  31. };
    32. 

  32. 

  33. #define PCM_TX	0
    34. 

  34. #define PCM_RX	1
    35. 

  35. 

  36. #define SUBSTREAM_TYPE(substream) \
    37. 

  37. 	((substream)->stream == SNDRV_PCM_STREAM_PLAYBACK ? PCM_TX : PCM_RX)
    38. 

  38. 

  39. /* easy access macros */
    40. 

  40. #define PSC_CTRL(x)	((unsigned long)((x)->mmio) + PSC_CTRL_OFFSET)
    41. 

  41. #define PSC_SEL(x)	((unsigned long)((x)->mmio) + PSC_SEL_OFFSET)
    42. 

  42. #define I2S_STAT(x)	((unsigned long)((x)->mmio) + PSC_I2SSTAT_OFFSET)
    43. 

  43. #define I2S_CFG(x)	((unsigned long)((x)->mmio) + PSC_I2SCFG_OFFSET)
    44. 

  44. #define I2S_PCR(x)	((unsigned long)((x)->mmio) + PSC_I2SPCR_OFFSET)
    45. 

  45. #define AC97_CFG(x)	((unsigned long)((x)->mmio) + PSC_AC97CFG_OFFSET)
    46. 

  46. #define AC97_CDC(x)	((unsigned long)((x)->mmio) + PSC_AC97CDC_OFFSET)
    47. 

  47. #define AC97_EVNT(x)	((unsigned long)((x)->mmio) + PSC_AC97EVNT_OFFSET)
    48. 

  48. #define AC97_PCR(x)	((unsigned long)((x)->mmio) + PSC_AC97PCR_OFFSET)
    49. 

  49. #define AC97_RST(x)	((unsigned long)((x)->mmio) + PSC_AC97RST_OFFSET)
    50. 

  50. #define AC97_STAT(x)	((unsigned long)((x)->mmio) + PSC_AC97STAT_OFFSET)
    51. 

  51. 

  52. #endif
    53. 

  53.