| 1 | /* SPDX-License-Identifier: GPL-2.0-only */
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| 2 | /*
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| 3 | * linux/sound/cs35l35.h -- Platform data for CS35l35
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| 4 | *
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| 5 | * Copyright (c) 2016 Cirrus Logic Inc.
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| 6 | */
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| 7 |
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| 8 | #ifndef __CS35L35_H
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| 9 | #define __CS35L35_H
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| 10 |
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| 11 | struct classh_cfg {
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| 12 | /*
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| 13 | * Class H Algorithm Control Variables
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| 14 | * You can either have it done
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| 15 | * automatically or you can adjust
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| 16 | * these variables for tuning
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| 17 | *
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| 18 | * if you do not enable the internal algorithm
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| 19 | * you will get a set of mixer controls for
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| 20 | * Class H tuning
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| 21 | *
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| 22 | * Section 4.3 of the datasheet
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| 23 | */
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| 24 | bool classh_bst_override;
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| 25 | bool classh_algo_enable;
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| 26 | int classh_bst_max_limit;
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| 27 | int classh_mem_depth;
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| 28 | int classh_release_rate;
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| 29 | int classh_headroom;
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| 30 | int classh_wk_fet_disable;
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| 31 | int classh_wk_fet_delay;
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| 32 | int classh_wk_fet_thld;
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| 33 | int classh_vpch_auto;
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| 34 | int classh_vpch_rate;
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| 35 | int classh_vpch_man;
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| 36 | };
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| 37 |
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| 38 | struct monitor_cfg {
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| 39 | /*
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| 40 | * Signal Monitor Data
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| 41 | * highly configurable signal monitoring
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| 42 | * data positioning and different types of
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| 43 | * monitoring data.
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| 44 | *
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| 45 | * Section 4.8.2 - 4.8.4 of the datasheet
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| 46 | */
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| 47 | bool is_present;
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| 48 | bool imon_specs;
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| 49 | bool vmon_specs;
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| 50 | bool vpmon_specs;
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| 51 | bool vbstmon_specs;
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| 52 | bool vpbrstat_specs;
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| 53 | bool zerofill_specs;
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| 54 | u8 imon_dpth;
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| 55 | u8 imon_loc;
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| 56 | u8 imon_frm;
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| 57 | u8 imon_scale;
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| 58 | u8 vmon_dpth;
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| 59 | u8 vmon_loc;
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| 60 | u8 vmon_frm;
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| 61 | u8 vpmon_dpth;
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| 62 | u8 vpmon_loc;
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| 63 | u8 vpmon_frm;
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| 64 | u8 vbstmon_dpth;
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| 65 | u8 vbstmon_loc;
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| 66 | u8 vbstmon_frm;
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| 67 | u8 vpbrstat_dpth;
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| 68 | u8 vpbrstat_loc;
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| 69 | u8 vpbrstat_frm;
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| 70 | u8 zerofill_dpth;
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| 71 | u8 zerofill_loc;
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| 72 | u8 zerofill_frm;
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| 73 | };
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| 74 |
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| 75 | struct cs35l35_platform_data {
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| 76 |
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| 77 | /* Stereo (2 Device) */
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| 78 | bool stereo;
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| 79 | /* serial port drive strength */
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| 80 | int sp_drv_str;
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| 81 | /* serial port drive in unused slots */
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| 82 | int sp_drv_unused;
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| 83 | /* Boost Power Down with FET */
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| 84 | bool bst_pdn_fet_on;
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| 85 | /* Boost Voltage : used if ClassH Algo Enabled */
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| 86 | int bst_vctl;
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| 87 | /* Boost Converter Peak Current CTRL */
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| 88 | int bst_ipk;
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| 89 | /* Amp Gain Zero Cross */
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| 90 | bool gain_zc;
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| 91 | /* Audio Input Location */
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| 92 | int aud_channel;
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| 93 | /* Advisory Input Location */
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| 94 | int adv_channel;
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| 95 | /* Shared Boost for stereo */
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| 96 | bool shared_bst;
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| 97 | /* Specifies this amp is using an external boost supply */
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| 98 | bool ext_bst;
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| 99 | /* Inductor Value */
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| 100 | int boost_ind;
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| 101 | /* ClassH Algorithm */
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| 102 | struct classh_cfg classh_algo;
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| 103 | /* Monitor Config */
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| 104 | struct monitor_cfg mon_cfg;
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| 105 | };
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| 106 |
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| 107 | #endif /* __CS35L35_H */
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