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4b166da939
This patch adds a driver for the I2S interface found on Stretch s6000 family processors. Signed-off-by: Daniel Glöckner <dg@emlix.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
35 lines
806 B
C
35 lines
806 B
C
/*
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* ALSA PCM interface for the Stretch s6000 family
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*
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* Author: Daniel Gloeckner, <dg@emlix.com>
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* Copyright: (C) 2009 emlix GmbH <info@emlix.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _S6000_PCM_H
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#define _S6000_PCM_H
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struct snd_soc_dai;
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struct snd_pcm_substream;
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struct s6000_pcm_dma_params {
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unsigned int (*check_xrun)(struct snd_soc_dai *cpu_dai);
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int (*trigger)(struct snd_pcm_substream *substream, int cmd, int after);
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dma_addr_t sif_in;
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dma_addr_t sif_out;
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u32 dma_in;
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u32 dma_out;
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int irq;
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int same_rate;
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spinlock_t lock;
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int in_use;
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int rate;
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};
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extern struct snd_soc_platform s6000_soc_platform;
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#endif
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