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kernel/linux-imx6_3.14.28/sound/soc/codecs/wm9713.h 1.26 KB
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  /*
   * wm9713.h  --  WM9713 Soc Audio driver
   */
  
  #ifndef _WM9713_H
  #define _WM9713_H
  
  /* clock inputs */
  #define WM9713_CLKA_PIN			0
  #define WM9713_CLKB_PIN			1
  
  /* clock divider ID's */
  #define WM9713_PCMCLK_DIV		0
  #define WM9713_CLKA_MULT		1
  #define WM9713_CLKB_MULT		2
  #define WM9713_HIFI_DIV			3
  #define WM9713_PCMBCLK_DIV		4
  #define WM9713_PCMCLK_PLL_DIV           5
  #define WM9713_HIFI_PLL_DIV             6
  
  /* Calculate the appropriate bit mask for the external PCM clock divider */
  #define WM9713_PCMDIV(x)	((x - 1) << 8)
  
  /* Calculate the appropriate bit mask for the external HiFi clock divider */
  #define WM9713_HIFIDIV(x)	((x - 1) << 12)
  
  /* MCLK clock mulitipliers */
  #define WM9713_CLKA_X1		(0 << 1)
  #define WM9713_CLKA_X2		(1 << 1)
  #define WM9713_CLKB_X1		(0 << 2)
  #define WM9713_CLKB_X2		(1 << 2)
  
  /* MCLK clock MUX */
  #define WM9713_CLK_MUX_A		(0 << 0)
  #define WM9713_CLK_MUX_B		(1 << 0)
  
  /* Voice DAI BCLK divider */
  #define WM9713_PCMBCLK_DIV_1	(0 << 9)
  #define WM9713_PCMBCLK_DIV_2	(1 << 9)
  #define WM9713_PCMBCLK_DIV_4	(2 << 9)
  #define WM9713_PCMBCLK_DIV_8	(3 << 9)
  #define WM9713_PCMBCLK_DIV_16	(4 << 9)
  
  #define WM9713_DAI_AC97_HIFI	0
  #define WM9713_DAI_AC97_AUX		1
  #define WM9713_DAI_PCM_VOICE	2
  
  int wm9713_reset(struct snd_soc_codec *codec,  int try_warm);
  
  #endif