1 // SPDX-License-Identifier: GPL-2.0
3 * TI TPS68470 PMIC platform data definition.
5 * Copyright (c) 2021 Dan Scally <djrscally@gmail.com>
6 * Copyright (c) 2021 Red Hat Inc.
9 * Hans de Goede <hdegoede@redhat.com>
12 #include <linux/dmi.h>
13 #include <linux/gpio/machine.h>
14 #include <linux/platform_data/tps68470.h>
15 #include <linux/regulator/machine.h>
18 static struct regulator_consumer_supply int347a_core_consumer_supplies[] = {
19 REGULATOR_SUPPLY("dvdd", "i2c-INT347A:00"),
22 static struct regulator_consumer_supply int347a_ana_consumer_supplies[] = {
23 REGULATOR_SUPPLY("avdd", "i2c-INT347A:00"),
26 static struct regulator_consumer_supply int347a_vcm_consumer_supplies[] = {
27 REGULATOR_SUPPLY("vdd", "i2c-INT347A:00-VCM"),
30 static struct regulator_consumer_supply int347a_vsio_consumer_supplies[] = {
31 REGULATOR_SUPPLY("dovdd", "i2c-INT347A:00"),
32 REGULATOR_SUPPLY("vsio", "i2c-INT347A:00-VCM"),
35 static const struct regulator_init_data surface_go_tps68470_core_reg_init_data = {
40 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
42 .num_consumer_supplies = ARRAY_SIZE(int347a_core_consumer_supplies),
43 .consumer_supplies = int347a_core_consumer_supplies,
46 static const struct regulator_init_data surface_go_tps68470_ana_reg_init_data = {
51 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
53 .num_consumer_supplies = ARRAY_SIZE(int347a_ana_consumer_supplies),
54 .consumer_supplies = int347a_ana_consumer_supplies,
57 static const struct regulator_init_data surface_go_tps68470_vcm_reg_init_data = {
62 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
64 .num_consumer_supplies = ARRAY_SIZE(int347a_vcm_consumer_supplies),
65 .consumer_supplies = int347a_vcm_consumer_supplies,
68 /* Ensure the always-on VIO regulator has the same voltage as VSIO */
69 static const struct regulator_init_data surface_go_tps68470_vio_reg_init_data = {
78 static const struct regulator_init_data surface_go_tps68470_vsio_reg_init_data = {
83 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
85 .num_consumer_supplies = ARRAY_SIZE(int347a_vsio_consumer_supplies),
86 .consumer_supplies = int347a_vsio_consumer_supplies,
89 static const struct tps68470_regulator_platform_data surface_go_tps68470_pdata = {
91 [TPS68470_CORE] = &surface_go_tps68470_core_reg_init_data,
92 [TPS68470_ANA] = &surface_go_tps68470_ana_reg_init_data,
93 [TPS68470_VCM] = &surface_go_tps68470_vcm_reg_init_data,
94 [TPS68470_VIO] = &surface_go_tps68470_vio_reg_init_data,
95 [TPS68470_VSIO] = &surface_go_tps68470_vsio_reg_init_data,
99 static struct gpiod_lookup_table surface_go_tps68470_gpios = {
100 .dev_id = "i2c-INT347A:00",
102 GPIO_LOOKUP("tps68470-gpio", 9, "reset", GPIO_ACTIVE_LOW),
103 GPIO_LOOKUP("tps68470-gpio", 7, "powerdown", GPIO_ACTIVE_LOW),
108 static const struct int3472_tps68470_board_data surface_go_tps68470_board_data = {
109 .dev_name = "i2c-INT3472:05",
110 .tps68470_gpio_lookup_table = &surface_go_tps68470_gpios,
111 .tps68470_regulator_pdata = &surface_go_tps68470_pdata,
114 static const struct int3472_tps68470_board_data surface_go3_tps68470_board_data = {
115 .dev_name = "i2c-INT3472:01",
116 .tps68470_gpio_lookup_table = &surface_go_tps68470_gpios,
117 .tps68470_regulator_pdata = &surface_go_tps68470_pdata,
120 static const struct dmi_system_id int3472_tps68470_board_data_table[] = {
123 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
124 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Go"),
126 .driver_data = (void *)&surface_go_tps68470_board_data,
130 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
131 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Go 2"),
133 .driver_data = (void *)&surface_go_tps68470_board_data,
137 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
138 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Go 3"),
140 .driver_data = (void *)&surface_go3_tps68470_board_data,
145 const struct int3472_tps68470_board_data *int3472_tps68470_get_board_data(const char *dev_name)
147 const struct int3472_tps68470_board_data *board_data;
148 const struct dmi_system_id *match;
150 for (match = dmi_first_match(int3472_tps68470_board_data_table);
152 match = dmi_first_match(match + 1)) {
153 board_data = match->driver_data;
154 if (strcmp(board_data->dev_name, dev_name) == 0)