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