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 struct madera_codec_pdata;
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/pinctl.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 */
42 struct 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