^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (c) 2020 Rockchip Electronics Co. Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Author: Guochun Huang <hero.huang@rock-chips.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/gpio/consumer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/regmap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/regulator/driver.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/regulator/machine.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define DIO5632_REG_VPOS 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define DIO5632_REG_VNEG 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define DIO5632_REG_APPS_DISP_DISN 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define DIO5632_REG_CONTROL 0x0FF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define DIO5632_VOUT_MASK 0x1F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #define DIO5632_VOUT_N_VOLTAGE 0x15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define DIO5632_VOUT_VMIN 4000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define DIO5632_VOUT_VMAX 6000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define DIO5632_VOUT_STEP 100000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define DIO5632_REG_DIS_VPOS BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define DIO5632_REG_DIS_VNEG BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define DIO5632_REGULATOR_ID_VPOS 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define DIO5632_REGULATOR_ID_VNEG 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define DIO5632_MAX_REGULATORS 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #define DIO5632_ACT_DIS_TIME_SLACK 1000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct DIO5632_reg_pdata {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct gpio_desc *en_gpiod;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) int ena_gpio_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) struct DIO5632_regulator {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) struct device *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) struct DIO5632_reg_pdata reg_pdata[DIO5632_MAX_REGULATORS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) static int DIO5632_regulator_enable(struct regulator_dev *rdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) struct DIO5632_regulator *dio = rdev_get_drvdata(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) int id = rdev_get_id(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) struct DIO5632_reg_pdata *rpdata = &dio->reg_pdata[id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) if (!IS_ERR(rpdata->en_gpiod)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) gpiod_set_value_cansleep(rpdata->en_gpiod, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) rpdata->ena_gpio_state = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) /* Hardware automatically enable discharge bit in enable */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) if (rdev->constraints->active_discharge ==
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) REGULATOR_ACTIVE_DISCHARGE_DISABLE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) ret = regulator_set_active_discharge_regmap(rdev, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) dev_err(dio->dev, "Failed to disable active discharge: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) static int DIO5632_regulator_disable(struct regulator_dev *rdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) struct DIO5632_regulator *dio = rdev_get_drvdata(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) int id = rdev_get_id(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) struct DIO5632_reg_pdata *rpdata = &dio->reg_pdata[id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) if (!IS_ERR(rpdata->en_gpiod)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) gpiod_set_value_cansleep(rpdata->en_gpiod, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) rpdata->ena_gpio_state = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) static int DIO5632_regulator_is_enabled(struct regulator_dev *rdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) struct DIO5632_regulator *dio = rdev_get_drvdata(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) int id = rdev_get_id(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) struct DIO5632_reg_pdata *rpdata = &dio->reg_pdata[id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) if (!IS_ERR(rpdata->en_gpiod))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) return rpdata->ena_gpio_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) static const struct regulator_ops DIO5632_regulator_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .enable = DIO5632_regulator_enable,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) .disable = DIO5632_regulator_disable,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .is_enabled = DIO5632_regulator_is_enabled,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) .list_voltage = regulator_list_voltage_linear,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .map_voltage = regulator_map_voltage_linear,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) .get_voltage_sel = regulator_get_voltage_sel_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .set_voltage_sel = regulator_set_voltage_sel_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) .set_active_discharge = regulator_set_active_discharge_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) static int DIO5632_of_parse_cb(struct device_node *np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) const struct regulator_desc *desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) struct regulator_config *config)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) struct DIO5632_regulator *dio = config->driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) struct DIO5632_reg_pdata *rpdata = &dio->reg_pdata[desc->id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) rpdata->en_gpiod = devm_fwnode_get_index_gpiod_from_child(dio->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) "enable", 0, &np->fwnode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) GPIOD_OUT_HIGH, "enable");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) if (IS_ERR_OR_NULL(rpdata->en_gpiod)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) ret = PTR_ERR(rpdata->en_gpiod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) /* Ignore the error other than probe defer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) if (ret == -EPROBE_DEFER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) #define DIO5632_REGULATOR_DESC(_id, _name) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) [DIO5632_REGULATOR_ID_##_id] = { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .name = "DIO5632-"#_name, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .supply_name = "vin", \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .id = DIO5632_REGULATOR_ID_##_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .of_match = of_match_ptr(#_name), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .of_parse_cb = DIO5632_of_parse_cb, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .ops = &DIO5632_regulator_ops, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) .n_voltages = DIO5632_VOUT_N_VOLTAGE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) .min_uV = DIO5632_VOUT_VMIN, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) .uV_step = DIO5632_VOUT_STEP, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .enable_time = 500, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .vsel_mask = DIO5632_VOUT_MASK, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .vsel_reg = DIO5632_REG_##_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) .active_discharge_off = 0, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .active_discharge_on = DIO5632_REG_DIS_##_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) .active_discharge_mask = DIO5632_REG_DIS_##_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) .active_discharge_reg = DIO5632_REG_APPS_DISP_DISN, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) .type = REGULATOR_VOLTAGE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) .owner = THIS_MODULE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) static const struct regulator_desc dio_regs_desc[DIO5632_MAX_REGULATORS] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) DIO5632_REGULATOR_DESC(VPOS, outp),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) DIO5632_REGULATOR_DESC(VNEG, outn),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) static const struct regmap_range DIO5632_no_reg_ranges[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) regmap_reg_range(DIO5632_REG_APPS_DISP_DISN + 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) DIO5632_REG_CONTROL - 1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) static const struct regmap_access_table DIO5632_no_reg_table = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) .no_ranges = DIO5632_no_reg_ranges,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) .n_no_ranges = ARRAY_SIZE(DIO5632_no_reg_ranges),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) static const struct regmap_config DIO5632_regmap_config = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) .reg_bits = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) .val_bits = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) .max_register = DIO5632_REG_CONTROL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) .cache_type = REGCACHE_NONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) .rd_table = &DIO5632_no_reg_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) .wr_table = &DIO5632_no_reg_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) static int DIO5632_probe(struct i2c_client *client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) const struct i2c_device_id *client_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) struct device *dev = &client->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) struct DIO5632_regulator *dio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) struct regulator_dev *rdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) struct regmap *rmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) struct regulator_config config = { };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) int id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) dio = devm_kzalloc(dev, sizeof(*dio), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) if (!dio)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) rmap = devm_regmap_init_i2c(client, &DIO5632_regmap_config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) if (IS_ERR(rmap)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) ret = PTR_ERR(rmap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) dev_err(dev, "regmap init failed: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) i2c_set_clientdata(client, dio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) dio->dev = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) for (id = 0; id < DIO5632_MAX_REGULATORS; ++id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) config.regmap = rmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) config.dev = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) config.driver_data = dio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) rdev = devm_regulator_register(dev, &dio_regs_desc[id],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) &config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) if (IS_ERR(rdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) ret = PTR_ERR(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) dev_err(dev, "regulator %s register failed: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) dio_regs_desc[id].name, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) static const struct i2c_device_id DIO5632_id[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) {.name = "DIO5632",},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) {},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) MODULE_DEVICE_TABLE(i2c, DIO5632_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) static struct i2c_driver DIO5632_i2c_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) .name = "DIO5632",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) .probe = DIO5632_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) .id_table = DIO5632_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) module_i2c_driver(DIO5632_i2c_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) MODULE_DESCRIPTION("DIO5632 regulator driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) MODULE_AUTHOR("Guochun Huang <hero.huang@rockchips.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) MODULE_LICENSE("GPL v2");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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