| /* |
| * linux/sound/arm/pxa2xx-pcm.h -- ALSA PCM interface for the Intel PXA2xx chip |
| * |
| * Author: Nicolas Pitre |
| * Created: Nov 30, 2004 |
| * Copyright: MontaVista Software, Inc. |
| * |
| * 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 _PXA2XX_PCM_H |
| #define _PXA2XX_PCM_H |
| |
| struct pxa2xx_pcm_dma_params { |
| char *name; /* stream identifier */ |
| u32 dcmd; /* DMA descriptor dcmd field */ |
| volatile u32 *drcmr; /* the DMA request channel to use */ |
| u32 dev_addr; /* device physical address for DMA */ |
| }; |
| |
| struct pxa2xx_gpio { |
| u32 sys; |
| u32 rx; |
| u32 tx; |
| u32 clk; |
| u32 frm; |
| }; |
| |
| /* pxa2xx DAI ID's */ |
| #define PXA2XX_DAI_AC97_HIFI 0 |
| #define PXA2XX_DAI_AC97_AUX 1 |
| #define PXA2XX_DAI_AC97_MIC 2 |
| #define PXA2XX_DAI_I2S 0 |
| #define PXA2XX_DAI_SSP1 0 |
| #define PXA2XX_DAI_SSP2 1 |
| #define PXA2XX_DAI_SSP3 2 |
| |
| extern struct snd_soc_cpu_dai pxa_ac97_dai[3]; |
| extern struct snd_soc_cpu_dai pxa_i2s_dai; |
| extern struct snd_soc_cpu_dai pxa_ssp_dai[3]; |
| |
| /* platform data */ |
| extern struct snd_soc_platform pxa2xx_soc_platform; |
| extern struct snd_ac97_bus_ops pxa2xx_ac97_ops; |
| |
| #endif |