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audio.h

/* arch/arm/plat-samsung/include/plat/audio.h
 *
 * Copyright (c) 2009 Samsung Electronics Co. Ltd
 * Author: Jaswinder Singh <jassi.brar@samsung.com>
 *
 * 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.
 */

/* The machine init code calls s3c*_ac97_setup_gpio with
 * one of these defines in order to select appropriate bank
 * of GPIO for AC97 pins
 */
#define S3C64XX_AC97_GPD  0
#define S3C64XX_AC97_GPE  1
extern void s3c64xx_ac97_setup_gpio(int);

/*
 * The machine init code calls s5p*_spdif_setup_gpio with
 * one of these defines in order to select appropriate bank
 * of GPIO for S/PDIF pins
 */
#define S5PC100_SPDIF_GPD  0
#define S5PC100_SPDIF_GPG3 1
extern void s5pc100_spdif_setup_gpio(int);

00028 struct samsung_i2s {
/* If the Primary DAI has 5.1 Channels */
#define QUIRK_PRI_6CHAN       (1 << 0)
/* If the I2S block has a Stereo Overlay Channel */
#define QUIRK_SEC_DAI         (1 << 1)
/*
 * If the I2S block has no internal prescalar or MUX (I2SMOD[10] bit)
 * The Machine driver must provide suitably set clock to the I2S block.
 */
#define QUIRK_NO_MUXPSR       (1 << 2)
#define QUIRK_NEED_RSTCLR     (1 << 3)
      /* Quirks of the I2S controller */
      u32 quirks;

      /*
       * Array of clock names that can be used to generate I2S signals.
       * Also corresponds to clocks of I2SMOD[10]
       */
      const char **src_clk;
};

/**
 * struct s3c_audio_pdata - common platform data for audio device drivers
 * @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode
 */
00053 struct s3c_audio_pdata {
      int (*cfg_gpio)(struct platform_device *);
      union {
            struct samsung_i2s i2s;
      } type;
};

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