sound/soc/codecs/wm9713.h

   1 /*
   2  * wm9713.h  --  WM9713 Soc Audio driver
   3  */
   4
   5 #ifndef _WM9713_H
   6 #define _WM9713_H
   7
   8 /* clock inputs */
   9 #define WM9713_CLKA_PIN                 0
  10 #define WM9713_CLKB_PIN                 1
  11
  12 /* clock divider ID's */
  13 #define WM9713_PCMCLK_DIV               0
  14 #define WM9713_CLKA_MULT                1
  15 #define WM9713_CLKB_MULT                2
  16 #define WM9713_HIFI_DIV                 3
  17 #define WM9713_PCMBCLK_DIV              4
  18 #define WM9713_PCMCLK_PLL_DIV           5
  19 #define WM9713_HIFI_PLL_DIV             6
  20
  21 /* Calculate the appropriate bit mask for the external PCM clock divider */
  22 #define WM9713_PCMDIV(x)        ((x - 1) << 8)
  23
  24 /* Calculate the appropriate bit mask for the external HiFi clock divider */
  25 #define WM9713_HIFIDIV(x)       ((x - 1) << 12)
  26
  27 /* MCLK clock mulitipliers */
  28 #define WM9713_CLKA_X1          (0 << 1)
  29 #define WM9713_CLKA_X2          (1 << 1)
  30 #define WM9713_CLKB_X1          (0 << 2)
  31 #define WM9713_CLKB_X2          (1 << 2)
  32
  33 /* MCLK clock MUX */
  34 #define WM9713_CLK_MUX_A                (0 << 0)
  35 #define WM9713_CLK_MUX_B                (1 << 0)
  36
  37 /* Voice DAI BCLK divider */
  38 #define WM9713_PCMBCLK_DIV_1    (0 << 9)
  39 #define WM9713_PCMBCLK_DIV_2    (1 << 9)
  40 #define WM9713_PCMBCLK_DIV_4    (2 << 9)
  41 #define WM9713_PCMBCLK_DIV_8    (3 << 9)
  42 #define WM9713_PCMBCLK_DIV_16   (4 << 9)
  43
  44 #define WM9713_DAI_AC97_HIFI    0
  45 #define WM9713_DAI_AC97_AUX             1
  46 #define WM9713_DAI_PCM_VOICE    2
  47
  48 extern struct snd_soc_codec_device soc_codec_dev_wm9713;
  49 extern struct snd_soc_dai wm9713_dai[3];
  50
  51 int wm9713_reset(struct snd_soc_codec *codec,  int try_warm);
  52
  53 #endif