projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| b67f4487 C |
1 | /* |
| 2 | * ALSA SoC McASP Audio Layer for TI DAVINCI processor | |
| 3 | * | |
| 4 | * MCASP related definitions | |
| 5 | * | |
| 6 | * Author: Nirmal Pandey <n-pandey@ti.com>, | |
| 7 | * Suresh Rajashekara <suresh.r@ti.com> | |
| 8 | * Steve Chen <schen@.mvista.com> | |
| 9 | * | |
| 10 | * Copyright: (C) 2009 MontaVista Software, Inc., <source@mvista.com> | |
| 11 | * Copyright: (C) 2009 Texas Instruments, India | |
| 12 | * | |
| 13 | * This program is free software; you can redistribute it and/or modify | |
| 14 | * it under the terms of the GNU General Public License version 2 as | |
| 15 | * published by the Free Software Foundation. | |
| 16 | */ | |
| 17 | ||
| 18 | #ifndef DAVINCI_MCASP_H | |
| 19 | #define DAVINCI_MCASP_H | |
| 20 | ||
| 21 | #include <linux/io.h> | |
| 22 | #include <mach/asp.h> | |
| 23 | #include "davinci-pcm.h" | |
| 24 | ||
| 25 | extern struct snd_soc_dai davinci_mcasp_dai[]; | |
| 26 | ||
| 27 | #define DAVINCI_MCASP_RATES SNDRV_PCM_RATE_8000_96000 | |
| 28 | #define DAVINCI_MCASP_I2S_DAI 0 | |
| 29 | #define DAVINCI_MCASP_DIT_DAI 1 | |
| 30 | ||
| 31 | enum { | |
| 32 | DAVINCI_AUDIO_WORD_8 = 0, | |
| 33 | DAVINCI_AUDIO_WORD_12, | |
| 34 | DAVINCI_AUDIO_WORD_16, | |
| 35 | DAVINCI_AUDIO_WORD_20, | |
| 36 | DAVINCI_AUDIO_WORD_24, | |
| 37 | DAVINCI_AUDIO_WORD_32, | |
| 38 | DAVINCI_AUDIO_WORD_28, /* This is only valid for McASP */ | |
| 39 | }; | |
| 40 | ||
| 41 | struct davinci_audio_dev { | |
| 92e2a6f6 | 42 | struct davinci_pcm_dma_params dma_params[2]; |
| b67f4487 C |
43 | void __iomem *base; |
| 44 | int sample_rate; | |
| 45 | struct clk *clk; | |
| b67f4487 | 46 | unsigned int codec_fmt; |
| a47979b5 | 47 | u8 clk_active; |
| b67f4487 C |
48 | |
| 49 | /* McASP specific data */ | |
| 50 | int tdm_slots; | |
| 51 | u8 op_mode; | |
| 52 | u8 num_serializer; | |
| 53 | u8 *serial_dir; | |
| 6a99fb5f C |
54 | u8 version; |
| 55 | ||
| 56 | /* McASP FIFO related */ | |
| 57 | u8 txnumevt; | |
| 58 | u8 rxnumevt; | |
| b67f4487 C |
59 | }; |
| 60 | ||
| 61 | #endif /* DAVINCI_MCASP_H */ |