1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * Copyright 2012 Texas Instruments |
4 | * |
5 | * Author: Milo(Woogyom) Kim <milo.kim@ti.com> |
6 | */ |
7 | |
8 | #ifndef __LP872X_REGULATOR_H__ |
9 | #define __LP872X_REGULATOR_H__ |
10 | |
11 | #include <linux/regulator/machine.h> |
12 | #include <linux/platform_device.h> |
13 | #include <linux/gpio/consumer.h> |
14 | |
15 | #define LP872X_MAX_REGULATORS 9 |
16 | |
17 | #define LP8720_ENABLE_DELAY 200 |
18 | #define LP8725_ENABLE_DELAY 30000 |
19 | |
20 | enum lp872x_regulator_id { |
21 | LP8720_ID_BASE, |
22 | LP8720_ID_LDO1 = LP8720_ID_BASE, |
23 | LP8720_ID_LDO2, |
24 | LP8720_ID_LDO3, |
25 | LP8720_ID_LDO4, |
26 | LP8720_ID_LDO5, |
27 | LP8720_ID_BUCK, |
28 | |
29 | LP8725_ID_BASE, |
30 | LP8725_ID_LDO1 = LP8725_ID_BASE, |
31 | LP8725_ID_LDO2, |
32 | LP8725_ID_LDO3, |
33 | LP8725_ID_LDO4, |
34 | LP8725_ID_LDO5, |
35 | LP8725_ID_LILO1, |
36 | LP8725_ID_LILO2, |
37 | LP8725_ID_BUCK1, |
38 | LP8725_ID_BUCK2, |
39 | |
40 | LP872X_ID_MAX, |
41 | }; |
42 | |
43 | enum lp872x_dvs_sel { |
44 | SEL_V1, |
45 | SEL_V2, |
46 | }; |
47 | |
48 | /** |
49 | * lp872x_dvs |
50 | * @gpio : gpio descriptor for dvs control |
51 | * @vsel : dvs selector for buck v1 or buck v2 register |
52 | * @init_state : initial dvs pin state |
53 | */ |
54 | struct lp872x_dvs { |
55 | struct gpio_desc *gpio; |
56 | enum lp872x_dvs_sel vsel; |
57 | enum gpiod_flags init_state; |
58 | }; |
59 | |
60 | /** |
61 | * lp872x_regdata |
62 | * @id : regulator id |
63 | * @init_data : init data for each regulator |
64 | */ |
65 | struct lp872x_regulator_data { |
66 | enum lp872x_regulator_id id; |
67 | struct regulator_init_data *init_data; |
68 | }; |
69 | |
70 | /** |
71 | * lp872x_platform_data |
72 | * @general_config : the value of LP872X_GENERAL_CFG register |
73 | * @update_config : if LP872X_GENERAL_CFG register is updated, set true |
74 | * @regulator_data : platform regulator id and init data |
75 | * @dvs : dvs data for buck voltage control |
76 | * @enable_gpio : gpio descriptor for enable control |
77 | */ |
78 | struct lp872x_platform_data { |
79 | u8 general_config; |
80 | bool update_config; |
81 | struct lp872x_regulator_data regulator_data[LP872X_MAX_REGULATORS]; |
82 | struct lp872x_dvs *dvs; |
83 | struct gpio_desc *enable_gpio; |
84 | }; |
85 | |
86 | #endif |
87 | |