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/linux-6.12.1/Documentation/devicetree/bindings/regulator/
Drichtek,rtq2134-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/richtek,rtq2134-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <cy_huang@richtek.com>
13 The RTQ2134 is a multi-phase, programmable power management IC that
14 integrates with four high efficient, synchronous step-down converter cores.
17 https://www.richtek.com/assets/product_file/RTQ2134-QA/DSQ2134-QA-01.pdf
22 - richtek,rtq2134
31 "^buck[1-3]$":
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Drohm,bd71847-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/rohm,bd71847-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
15 Documentation/devicetree/bindings/mfd/rohm,bd71847-pmic.yaml
20 Note that if BD71847 starts at RUN state you probably want to use
21 regulator-boot-on at least for BUCK5. LDO6 is supplied by it and it must
30 "^LDO[1-6]$":
37 regulator-name:
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Drohm,bd71837-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/rohm,bd71837-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
15 Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.yaml
20 Note that if BD71837 starts at RUN state you probably want to use
21 regulator-boot-on at least for BUCK6 and BUCK7 so that those are not
31 "^LDO[1-7]$":
38 regulator-name:
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Dnxp,pca9450-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/nxp,pca9450-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Robin Gong <yibin.gong@nxp.com>
18 https://www.nxp.com/docs/en/data-sheet/PCA9450DS.pdf
28 - nxp,pca9450a
29 - nxp,pca9450b
30 - nxp,pca9450c
31 - nxp,pca9451a
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/linux-6.12.1/drivers/regulator/
Dbd71815-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
4 // bd71815-regulator.c ROHM BD71815 regulator driver
21 #include <linux/mfd/rohm-generic.h>
22 #include <linux/mfd/rohm-bd71815.h>
27 const struct rohm_dvs_config *dvs; member
179 return rohm_regulator_set_dvs_levels(data->dvs, np, desc, cfg->regmap); in set_hw_dvs_levels()
185 * by a control bit in register - or by HW state. If HW state specific voltages
186 * are given - then we assume HW state based control should be used.
188 * If volatge value is updated to currently selected register - then output
203 if (of_property_present(np, "rohm,dvs-run-voltage") || in buck12_set_hw_dvs_levels()
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Dmax8973-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * max8973-regulator.c -- Maxim max8973A
5 * Regulator driver for MAXIM 8973A DC-DC step-down switching regulator.
21 #include <linux/regulator/max8973-regulator.h>
121 * - If it is already there then it will make that register as most
125 * - If requested voltage is not found then it will use the least
135 int new_vout_reg = tps->lru_index[MAX8973_MAX_VOUT_REG - 1]; in find_voltage_set_register()
136 int found_index = MAX8973_MAX_VOUT_REG - 1; in find_voltage_set_register()
139 if (tps->curr_vout_val[tps->lru_index[i]] == req_vsel) { in find_voltage_set_register()
140 new_vout_reg = tps->lru_index[i]; in find_voltage_set_register()
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Dbd71828-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
3 // bd71828-regulator.c ROHM BD71828GW-DS1 regulator driver
10 #include <linux/mfd/rohm-bd71828.h>
26 const struct rohm_dvs_config dvs; member
33 * DVS Buck voltages can be changed by register values or via GPIO.
34 * Use register accesses by default.
102 return rohm_regulator_set_dvs_levels(&data->dvs, np, desc, cfg->regmap); in buck_set_hw_dvs_levels()
112 struct regmap *regmap = cfg->regmap; in ldo6_parse_dt()
113 static const char * const props[] = { "rohm,dvs-run-voltage", in ldo6_parse_dt()
114 "rohm,dvs-idle-voltage", in ldo6_parse_dt()
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Dbd718x7-regulator.c1 // SPDX-License-Identifier: GPL-2.0
3 // bd71837-regulator.c ROHM BD71837MWV/BD71847MWV regulator driver
10 #include <linux/mfd/rohm-bd718x7.h>
51 * controlled by software - or by PMIC internal HW state machine. Whether
52 * regulator should be under SW or HW control can be defined from device-tree.
53 * Let's provide separate ops for regulators to use depending on the "enable
89 * BUCK1RAMPRATE[1:0] BUCK1 DVS ramp rate setting
103 * Note for next hacker - these PMICs have a register where the HW state can be
104 * read. If assuming RUN appears to be false in your use-case - you can
123 ret = regmap_read(rdev->regmap, rdev->desc->enable_reg, &val); in bd71837_get_buck34_enable_hwctrl()
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Dpca9450-regulator.c1 // SPDX-License-Identifier: GPL-2.0
29 const struct pc9450_dvs_config dvs; member
55 .max_register = PCA9450_MAX_REGISTER - 1,
61 * BUCK1RAM[1:0] BUCK1 DVS ramp rate setting
168 if (ret == -EINVAL) in buck_set_dvs()
173 for (i = 0; i < desc->n_voltages; i++) { in buck_set_dvs()
178 i <<= ffs(desc->vsel_mask) - 1; in buck_set_dvs()
188 /* Enable DVS control through PMIC_STBY_REQ for this BUCK */ in buck_set_dvs()
189 ret = regmap_update_bits(regmap, regulator->desc.enable_reg, in buck_set_dvs()
201 const struct pc9450_dvs_config *dvs = &data->dvs; in pca9450_set_dvs_levels() local
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Drtq2134-regulator.c1 // SPDX-License-Identifier: GPL-2.0+
80 (struct rtq2134_regulator_desc *)rdev->desc; in rtq2134_buck_set_mode()
88 return -EINVAL; in rtq2134_buck_set_mode()
90 val <<= ffs(desc->mode_mask) - 1; in rtq2134_buck_set_mode()
91 return regmap_update_bits(rdev->regmap, desc->mode_reg, desc->mode_mask, in rtq2134_buck_set_mode()
98 (struct rtq2134_regulator_desc *)rdev->desc; in rtq2134_buck_get_mode()
102 ret = regmap_read(rdev->regmap, desc->mode_reg, &mode); in rtq2134_buck_get_mode()
106 if (mode & desc->mode_mask) in rtq2134_buck_get_mode()
114 (struct rtq2134_regulator_desc *)rdev->desc; in rtq2134_buck_set_suspend_voltage()
121 sel <<= ffs(desc->suspend_vsel_mask) - 1; in rtq2134_buck_set_suspend_voltage()
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/linux-6.12.1/include/linux/mfd/wm831x/
Dpdata.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * include/linux/mfd/wm831x/pdata.h -- Platform data for WM831x
17 int isink; /** ISINK to use, 1 or 2 */
33 int vsel; /** Target voltage, in mV */ member
40 * Configuration for the WM831x DC-DC BuckWise convertors. This
43 * Currently all the configuration is for the fast DVS switching
50 int dvs_control_src; /** Hardware DVS source to use (1 or 2) */
51 int dvs_init_state; /** DVS state to expect on startup */
52 int dvs_state_gpio; /** CPU GPIO to use for monitoring status */
/linux-6.12.1/include/linux/mfd/
Dpalmas.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright 2011-2013 Texas Instruments Inc.
18 #include <linux/extcon-provider.h>
28 #define TPS65917_RESERVED -1
37 * PALMAS_PMIC_FEATURE_SMPS10_BOOST - used when the PMIC provides SMPS10_BOOST
40 * PALMAS_PMIC_HAS(b, f) - macro to check if a bandgap device is capable of a
41 * specific feature (above) or not. Return non-zero, if yes.
45 ((b)->features & PALMAS_PMIC_FEATURE_ ## f)
140 bool extended_delay; /* use extended delay for conversion */
155 * 1: maintain voltage from VSEL on warm reset
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