Blame view

kernel/linux-rt-4.4.41/include/linux/platform_data/asoc-s3c.h 1.42 KB
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
  /*
   * 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);
  
  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)
  #define QUIRK_SUPPORTS_TDM	(1 << 4)
  #define QUIRK_SUPPORTS_IDMA	(1 << 5)
  	/* Quirks of the I2S controller */
  	u32 quirks;
  	dma_addr_t idma_addr;
  };
  
  /**
   * 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
   */
  struct s3c_audio_pdata {
  	int (*cfg_gpio)(struct platform_device *);
  	void *dma_playback;
  	void *dma_capture;
  	void *dma_play_sec;
  	void *dma_capture_mic;
  	union {
  		struct samsung_i2s i2s;
  	} type;
  };