pdata.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Platform data for Cirrus Logic Madera codecs
 4 *
 5 * Copyright (C) 2015-2018 Cirrus Logic
 6 */
 7
 8#ifndef MADERA_PDATA_H
 9#define MADERA_PDATA_H
10
11#include <linux/regulator/arizona-ldo1.h>
12#include <linux/regulator/arizona-micsupp.h>
13#include <linux/regulator/machine.h>
14#include <linux/types.h>
15
16#include <sound/madera-pdata.h>
17
18#define MADERA_MAX_MICBIAS		4
19#define MADERA_MAX_CHILD_MICBIAS	4
20
21#define MADERA_MAX_GPSW			2
22
23struct gpio_desc;
24struct pinctrl_map;
25
26/**
27 * struct madera_pdata - Configuration data for Madera devices
28 *
29 * @reset:	    GPIO controlling /RESET (NULL = none)
30 * @ldo1:	    Substruct of pdata for the LDO1 regulator
31 * @micvdd:	    Substruct of pdata for the MICVDD regulator
32 * @irq_flags:	    Mode for primary IRQ (defaults to active low)
33 * @gpio_base:	    Base GPIO number
34 * @gpio_configs:   Array of GPIO configurations (See
35 *		    Documentation/driver-api/pin-control.rst)
36 * @n_gpio_configs: Number of entries in gpio_configs
37 * @gpsw:	    General purpose switch mode setting. Depends on the external
38 *		    hardware connected to the switch. (See the SW1_MODE field
39 *		    in the datasheet for the available values for your codec)
40 * @codec:	    Substruct of pdata for the ASoC codec driver
41 */
42struct madera_pdata {
43	struct gpio_desc *reset;
44
45	struct arizona_ldo1_pdata ldo1;
46	struct arizona_micsupp_pdata micvdd;
47
48	unsigned int irq_flags;
49	int gpio_base;
50
51	const struct pinctrl_map *gpio_configs;
52	int n_gpio_configs;
53
54	u32 gpsw[MADERA_MAX_GPSW];
55
56	struct madera_codec_pdata codec;
57};
58
59#endif