xref: /openbmc/linux/sound/soc/codecs/cs35l41.h (revision 507032d6)
1 /* SPDX-License-Identifier: GPL-2.0
2  *
3  * cs35l41.h -- CS35L41 ALSA SoC audio driver
4  *
5  * Copyright 2017-2021 Cirrus Logic, Inc.
6  *
7  * Author: David Rhodes <david.rhodes@cirrus.com>
8  */
9 
10 #ifndef __CS35L41_H__
11 #define __CS35L41_H__
12 
13 #include <linux/gpio/consumer.h>
14 #include <linux/regulator/consumer.h>
15 #include <linux/firmware.h>
16 #include <sound/core.h>
17 #include <sound/cs35l41.h>
18 
19 #include "wm_adsp.h"
20 
21 #define CS35L41_RX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
22 #define CS35L41_TX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
23 
24 extern const struct dev_pm_ops cs35l41_pm_ops;
25 
26 struct cs35l41_private {
27 	struct wm_adsp dsp; /* needs to be first member */
28 	struct snd_soc_codec *codec;
29 	struct cs35l41_hw_cfg hw_cfg;
30 	struct device *dev;
31 	struct regmap *regmap;
32 	struct regulator_bulk_data supplies[CS35L41_NUM_SUPPLIES];
33 	int irq;
34 	/* GPIO for /RST */
35 	struct gpio_desc *reset_gpio;
36 };
37 
38 int cs35l41_probe(struct cs35l41_private *cs35l41, const struct cs35l41_hw_cfg *hw_cfg);
39 void cs35l41_remove(struct cs35l41_private *cs35l41);
40 
41 #endif /*__CS35L41_H__*/
42