include/sound/cs35l35.h

   1 /*
   2  * linux/sound/cs35l35.h -- Platform data for CS35l35
   3  *
   4  * Copyright (c) 2016 Cirrus Logic Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #ifndef __CS35L35_H
  12 #define __CS35L35_H
  13
  14 struct classh_cfg {
  15         /*
  16          * Class H Algorithm Control Variables
  17          * You can either have it done
  18          * automatically or you can adjust
  19          * these variables for tuning
  20          *
  21          * if you do not enable the internal algorithm
  22          * you will get a set of mixer controls for
  23          * Class H tuning
  24          *
  25          * Section 4.3 of the datasheet
  26          */
  27         bool classh_bst_override;
  28         bool classh_algo_enable;
  29         int classh_bst_max_limit;
  30         int classh_mem_depth;
  31         int classh_release_rate;
  32         int classh_headroom;
  33         int classh_wk_fet_disable;
  34         int classh_wk_fet_delay;
  35         int classh_wk_fet_thld;
  36         int classh_vpch_auto;
  37         int classh_vpch_rate;
  38         int classh_vpch_man;
  39 };
  40
  41 struct monitor_cfg {
  42         /*
  43          * Signal Monitor Data
  44          * highly configurable signal monitoring
  45          * data positioning and different types of
  46          * monitoring data.
  47          *
  48          * Section 4.8.2 - 4.8.4 of the datasheet
  49          */
  50         bool is_present;
  51         bool imon_specs;
  52         bool vmon_specs;
  53         bool vpmon_specs;
  54         bool vbstmon_specs;
  55         bool vpbrstat_specs;
  56         bool zerofill_specs;
  57         u8 imon_dpth;
  58         u8 imon_loc;
  59         u8 imon_frm;
  60         u8 imon_scale;
  61         u8 vmon_dpth;
  62         u8 vmon_loc;
  63         u8 vmon_frm;
  64         u8 vpmon_dpth;
  65         u8 vpmon_loc;
  66         u8 vpmon_frm;
  67         u8 vbstmon_dpth;
  68         u8 vbstmon_loc;
  69         u8 vbstmon_frm;
  70         u8 vpbrstat_dpth;
  71         u8 vpbrstat_loc;
  72         u8 vpbrstat_frm;
  73         u8 zerofill_dpth;
  74         u8 zerofill_loc;
  75         u8 zerofill_frm;
  76 };
  77
  78 struct cs35l35_platform_data {
  79
  80         /* Stereo (2 Device) */
  81         bool stereo;
  82         /* serial port drive strength */
  83         int sp_drv_str;
  84         /* serial port drive in unused slots */
  85         int sp_drv_unused;
  86         /* Boost Power Down with FET */
  87         bool bst_pdn_fet_on;
  88         /* Boost Voltage : used if ClassH Algo Enabled */
  89         int bst_vctl;
  90         /* Boost Converter Peak Current CTRL */
  91         int bst_ipk;
  92         /* Amp Gain Zero Cross */
  93         bool gain_zc;
  94         /* Audio Input Location */
  95         int aud_channel;
  96         /* Advisory Input Location */
  97         int adv_channel;
  98         /* Shared Boost for stereo */
  99         bool shared_bst;
 100         /* Specifies this amp is using an external boost supply */
 101         bool ext_bst;
 102         /* Inductor Value */
 103         int boost_ind;
 104         /* ClassH Algorithm */
 105         struct classh_cfg classh_algo;
 106         /* Monitor Config */
 107         struct monitor_cfg mon_cfg;
 108 };
 109
 110 #endif /* __CS35L35_H */