| /* |
| * ALSA SoC McASP Audio Layer for TI DAVINCI processor |
| * |
| * MCASP related definitions |
| * |
| * Author: Nirmal Pandey <n-pandey@ti.com>, |
| * Suresh Rajashekara <suresh.r@ti.com> |
| * Steve Chen <schen@.mvista.com> |
| * |
| * Copyright: (C) 2009 MontaVista Software, Inc., <source@mvista.com> |
| * Copyright: (C) 2009 Texas Instruments, India |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #ifndef DAVINCI_MCASP_H |
| #define DAVINCI_MCASP_H |
| |
| #include <linux/io.h> |
| #include <mach/asp.h> |
| #include "davinci-pcm.h" |
| |
| extern struct snd_soc_dai davinci_mcasp_dai[]; |
| |
| #define DAVINCI_MCASP_RATES SNDRV_PCM_RATE_8000_96000 |
| #define DAVINCI_MCASP_I2S_DAI 0 |
| #define DAVINCI_MCASP_DIT_DAI 1 |
| |
| enum { |
| DAVINCI_AUDIO_WORD_8 = 0, |
| DAVINCI_AUDIO_WORD_12, |
| DAVINCI_AUDIO_WORD_16, |
| DAVINCI_AUDIO_WORD_20, |
| DAVINCI_AUDIO_WORD_24, |
| DAVINCI_AUDIO_WORD_32, |
| DAVINCI_AUDIO_WORD_28, /* This is only valid for McASP */ |
| }; |
| |
| struct davinci_audio_dev { |
| struct davinci_pcm_dma_params dma_params[2]; |
| void __iomem *base; |
| int sample_rate; |
| struct clk *clk; |
| unsigned int codec_fmt; |
| |
| /* McASP specific data */ |
| int tdm_slots; |
| u8 op_mode; |
| u8 num_serializer; |
| u8 *serial_dir; |
| u8 version; |
| |
| /* McASP FIFO related */ |
| u8 txnumevt; |
| u8 rxnumevt; |
| }; |
| |
| #endif /* DAVINCI_MCASP_H */ |