include/sound/wm8962.h

   1 /*
   2  * wm8962.h  --  WM8962 Soc Audio driver platform data
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef _WM8962_PDATA_H
  10 #define _WM8962_PDATA_H
  11
  12 #define WM8962_MAX_GPIO 6
  13
  14 /* Use to set GPIO default values to zero */
  15 #define WM8962_GPIO_SET 0x10000
  16
  17 #define WM8962_GPIO_FN_CLKOUT           0
  18 #define WM8962_GPIO_FN_LOGIC            1
  19 #define WM8962_GPIO_FN_SDOUT            2
  20 #define WM8962_GPIO_FN_IRQ              3
  21 #define WM8962_GPIO_FN_THERMAL          4
  22 #define WM8962_GPIO_FN_PLL2_LOCK        6
  23 #define WM8962_GPIO_FN_PLL3_LOCK        7
  24 #define WM8962_GPIO_FN_FLL_LOCK         9
  25 #define WM8962_GPIO_FN_DRC_ACT         10
  26 #define WM8962_GPIO_FN_WSEQ_DONE       11
  27 #define WM8962_GPIO_FN_ALC_NG_ACT      12
  28 #define WM8962_GPIO_FN_ALC_PEAK_LIMIT  13
  29 #define WM8962_GPIO_FN_ALC_SATURATION  14
  30 #define WM8962_GPIO_FN_ALC_LEVEL_THR   15
  31 #define WM8962_GPIO_FN_ALC_LEVEL_LOCK  16
  32 #define WM8962_GPIO_FN_FIFO_ERR        17
  33 #define WM8962_GPIO_FN_OPCLK           18
  34 #define WM8962_GPIO_FN_DMICCLK         19
  35 #define WM8962_GPIO_FN_DMICDAT         20
  36 #define WM8962_GPIO_FN_MICD            21
  37 #define WM8962_GPIO_FN_MICSCD          22
  38
  39 struct wm8962_pdata {
  40         struct clk *mclk;
  41         int gpio_base;
  42         u32 gpio_init[WM8962_MAX_GPIO];
  43
  44         /* Setup for microphone detection, raw value to be written to
  45          * R48(0x30) - only microphone related bits will be updated.
  46          * Detection may be enabled here for use with signals brought
  47          * out on the GPIOs. */
  48         u32 mic_cfg;
  49
  50         bool irq_active_low;
  51
  52         bool spk_mono;   /* Speaker outputs tied together as mono */
  53
  54         /**
  55          * This flag should be set if one or both IN4 inputs is wired
  56          * in a DC measurement configuration.
  57          */
  58         bool in4_dc_measure;
  59 };
  60
  61 #endif