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