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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/include/sound/cs35l35.h
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/* SPDX-License-Identifier: GPL-2.0-only */

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/*

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 * linux/sound/cs35l35.h -- Platform data for CS35l35

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 *

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 * Copyright (c) 2016 Cirrus Logic Inc.

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 */

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#ifndef __CS35L35_H

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#define __CS35L35_H

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struct classh_cfg {

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	/*

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	 * Class H Algorithm Control Variables

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	 * You can either have it done

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	 * automatically or you can adjust

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	 * these variables for tuning

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	 *

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	 * if you do not enable the internal algorithm

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	 * you will get a set of mixer controls for

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	 * Class H tuning

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	 *

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	 * Section 4.3 of the datasheet

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	 */

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	bool classh_bst_override;

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	bool classh_algo_enable;

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	int classh_bst_max_limit;

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	int classh_mem_depth;

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	int classh_release_rate;

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	int classh_headroom;

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	int classh_wk_fet_disable;

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	int classh_wk_fet_delay;

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	int classh_wk_fet_thld;

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	int classh_vpch_auto;

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	int classh_vpch_rate;

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	int classh_vpch_man;

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};

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struct monitor_cfg {

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	/*

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	 * Signal Monitor Data

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	 * highly configurable signal monitoring

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	 * data positioning and different types of

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	 * monitoring data.

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	 *

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	 * Section 4.8.2 - 4.8.4 of the datasheet

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	 */

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	bool is_present;

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	bool imon_specs;

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	bool vmon_specs;

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	bool vpmon_specs;

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	bool vbstmon_specs;

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	bool vpbrstat_specs;

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	bool zerofill_specs;

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	u8 imon_dpth;

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	u8 imon_loc;

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	u8 imon_frm;

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	u8 imon_scale;

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	u8 vmon_dpth;

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	u8 vmon_loc;

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	u8 vmon_frm;

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	u8 vpmon_dpth;

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	u8 vpmon_loc;

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	u8 vpmon_frm;

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	u8 vbstmon_dpth;

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	u8 vbstmon_loc;

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	u8 vbstmon_frm;

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	u8 vpbrstat_dpth;

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	u8 vpbrstat_loc;

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	u8 vpbrstat_frm;

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	u8 zerofill_dpth;

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	u8 zerofill_loc;

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	u8 zerofill_frm;

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};

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struct cs35l35_platform_data {

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	/* Stereo (2 Device) */

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	bool stereo;

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	/* serial port drive strength */

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	int sp_drv_str;

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	/* serial port drive in unused slots */

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	int sp_drv_unused;

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	/* Boost Power Down with FET */

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	bool bst_pdn_fet_on;

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	/* Boost Voltage : used if ClassH Algo Enabled */

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	int bst_vctl;

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	/* Boost Converter Peak Current CTRL */

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	int bst_ipk;

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	/* Amp Gain Zero Cross */

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	bool gain_zc;

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	/* Audio Input Location */

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	int aud_channel;

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	/* Advisory Input Location */

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	int adv_channel;

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	/* Shared Boost for stereo */

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	bool shared_bst;

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	/* Specifies this amp is using an external boost supply */

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	bool ext_bst;

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	/* Inductor Value */

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	int boost_ind;

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	/* ClassH Algorithm */

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	struct classh_cfg classh_algo;

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	/* Monitor Config */

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	struct monitor_cfg mon_cfg;

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};

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#endif /* __CS35L35_H */

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