huawei-mrd-kernel/sound/soc/samsung/s3c24xx-i2s.h

35 lines
950 B
C

/*
* s3c24xx-i2s.c -- ALSA Soc Audio Layer
*
* Copyright 2005 Wolfson Microelectronics PLC.
* Author: Graeme Gregory
* graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* Revision history
* 10th Nov 2006 Initial version.
*/
#ifndef S3C24XXI2S_H_
#define S3C24XXI2S_H_
/* clock sources */
#define S3C24XX_CLKSRC_PCLK 0
#define S3C24XX_CLKSRC_MPLL 1
/* Clock dividers */
#define S3C24XX_DIV_MCLK 0
#define S3C24XX_DIV_BCLK 1
#define S3C24XX_DIV_PRESCALER 2
/* prescaler */
#define S3C24XX_PRESCALE(a,b) \
(((a - 1) << S3C2410_IISPSR_INTSHIFT) | ((b - 1) << S3C2410_IISPSR_EXTSHFIT))
u32 s3c24xx_i2s_get_clockrate(void);
#endif /*S3C24XXI2S_H_*/