blob: 74951001501cdaa65f4f0b6d0676f093f932ca1a [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0
*
* CS35L41 ALSA HDA audio driver
*
* Copyright 2021 Cirrus Logic, Inc.
*
* Author: Lucas Tanure <tanureal@opensource.cirrus.com>
*/
#ifndef __CS35L41_HDA_H__
#define __CS35L41_HDA_H__
#include <linux/regulator/consumer.h>
#include <linux/gpio/consumer.h>
#include <linux/device.h>
#include <sound/cs35l41.h>
enum cs35l41_hda_spk_pos {
CS35l41_LEFT,
CS35l41_RIGHT,
};
enum cs35l41_hda_gpio_function {
CS35L41_NOT_USED,
CS35l41_VSPK_SWITCH,
CS35L41_INTERRUPT,
CS35l41_SYNC,
};
struct cs35l41_hda_reg_sequence {
const struct reg_sequence *probe;
unsigned int num_probe;
const struct reg_sequence *open;
unsigned int num_open;
const struct reg_sequence *prepare;
unsigned int num_prepare;
const struct reg_sequence *cleanup;
unsigned int num_cleanup;
const struct reg_sequence *close;
unsigned int num_close;
};
struct cs35l41_hda_hw_config {
unsigned int spk_pos;
unsigned int gpio1_func;
unsigned int gpio2_func;
int bst_ind;
int bst_ipk;
int bst_cap;
};
struct cs35l41_hda {
struct device *dev;
struct regmap *regmap;
struct gpio_desc *reset_gpio;
const struct cs35l41_hda_reg_sequence *reg_seq;
int irq;
int index;
/* Don't put the AMP in reset of VSPK can not be turned off */
bool vspk_always_on;
};
int cs35l41_hda_probe(struct device *dev, const char *device_name, int id, int irq,
struct regmap *regmap);
void cs35l41_hda_remove(struct device *dev);
#endif /*__CS35L41_HDA_H__*/