e81208fe58
This patch adds DMA size fields to the S3C24xx audio DMA params and exports the S3C24xx I2S digital audio interface. Signed-off-by: Graeme Gregory <gg@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
37 lines
998 B
C
37 lines
998 B
C
/*
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* s3c24xx-i2s.c -- ALSA Soc Audio Layer
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*
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* Copyright 2005 Wolfson Microelectronics PLC.
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* Author: Graeme Gregory
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* graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* Revision history
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* 10th Nov 2006 Initial version.
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*/
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#ifndef S3C24XXI2S_H_
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#define S3C24XXI2S_H_
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/* clock sources */
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#define S3C24XX_CLKSRC_PCLK 0
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#define S3C24XX_CLKSRC_MPLL 1
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/* Clock dividers */
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#define S3C24XX_DIV_MCLK 0
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#define S3C24XX_DIV_BCLK 1
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#define S3C24XX_DIV_PRESCALER 2
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/* prescaler */
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#define S3C24XX_PRESCALE(a,b) \
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(((a - 1) << S3C2410_IISPSR_INTSHIFT) | ((b - 1) << S3C2410_IISPSR_EXTSHFIT))
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u32 s3c24xx_i2s_get_clockrate(void);
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extern struct snd_soc_cpu_dai s3c24xx_i2s_dai;
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#endif /*S3C24XXI2S_H_*/
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