linux/include/sound/wm8962.h
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   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
  39struct wm8962_pdata {
  40        int gpio_base;
  41        u32 gpio_init[WM8962_MAX_GPIO];
  42
  43        /* Setup for microphone detection, raw value to be written to
  44         * R48(0x30) - only microphone related bits will be updated.
  45         * Detection may be enabled here for use with signals brought
  46         * out on the GPIOs. */
  47        u32 mic_cfg;
  48
  49        bool irq_active_low;
  50
  51        bool spk_mono;   /* Speaker outputs tied together as mono */
  52
  53        /**
  54         * This flag should be set if one or both IN4 inputs is wired
  55         * in a DC measurement configuration.
  56         */
  57        bool in4_dc_measure;
  58};
  59
  60#endif
  61
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