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/linux/Documentation/devicetree/bindings/regulator/
H A Drohm,bd71828-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/rohm,bd71828-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
14 see Documentation/devicetree/bindings/mfd/rohm,bd71828-pmic.yaml.
16 The regulator controller is represented as a sub-node of the PMIC node
25 "^LDO[1-7]$":
32 regulator-name:
33 pattern: "^ldo[1-7]$"
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H A Drohm,bd71815-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/rohm,bd71815-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
14 see Documentation/devicetree/bindings/mfd/rohm,bd71815-pmic.yaml.
16 The regulator controller is represented as a sub-node of the PMIC node
33 regulator-name:
37 "^((ldo|buck)[1-5]|ldolpsr|ldodvref)$":
44 regulator-name:
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H A 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 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
15 Documentation/devicetree/bindings/mfd/rohm,bd71847-pmic.yaml
21 regulator-boot-on at least for BUCK5. LDO6 is supplied by it and it must
23 voltage monitoring for LDO5/LDO6 can cause PMIC to reset.
30 "^LDO[1-6]$":
37 regulator-name:
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H A 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 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
15 Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.yaml
21 regulator-boot-on at least for BUCK6 and BUCK7 so that those are not
23 if they are disabled at startup the voltage monitoring for LDO5/LDO6 will
31 "^LDO[1-7]$":
38 regulator-name:
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H A 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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H A Dmicrochip,mcp16502.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MCP16502 - High-Performance PMIC
10 - Andrei Simion <andrei.simion@microchip.com>
15 requiring Dynamic Voltage Scaling (DVS) with the use
16 of High-Performance mode (HPM).
22 lpm-gpios:
26 suspend-to-ram, keeping the PMIC into HIBERNATE mode.
31 lvin-supply:
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/linux/drivers/regulator/
H A 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()
183 * Bucks 1 and 2 have two voltage selection registers where selected
184 * voltage can be set. Which of the registers is used can be either controlled
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.
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H A 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.
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()
138 * guarantee minimum of 1ms sleep - it shouldn't matter if we in voltage_change_done()
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H A Ds5m8767.c1 // SPDX-License-Identifier: GPL-2.0+
120 /* {OFF, ON, LOWPOWER, SUSPEND} */
171 *reg = S5M8767_REG_LDO1CTRL + (reg_id - S5M8767_LDO1); in s5m8767_get_register()
174 *reg = S5M8767_REG_LDO3CTRL + (reg_id - S5M8767_LDO3); in s5m8767_get_register()
180 *reg = S5M8767_REG_BUCK2CTRL + (reg_id - S5M8767_BUCK2) * 9; in s5m8767_get_register()
186 *reg = S5M8767_REG_BUCK6CTRL1 + (reg_id - S5M8767_BUCK6) * 2; in s5m8767_get_register()
189 return -EINVAL; in s5m8767_get_register()
192 for (i = 0; i < s5m8767->num_regulators; i++) { in s5m8767_get_register()
193 if (s5m8767->opmode[i].id == reg_id) { in s5m8767_get_register()
194 mode = s5m8767->opmode[i].mode; in s5m8767_get_register()
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H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "Voltage and Current Regulator Support"
6 Generic Voltage and Current Regulator support.
8 This framework is designed to provide a generic interface to voltage
10 provide voltage and current control to client or consumer drivers and
16 to both voltage regulators (where voltage output is controllable) and
34 tristate "Fixed voltage regulator support"
36 This driver provides support for fixed voltage regulators,
38 managed regulators and simple non-configurable regulators.
43 This driver provides a virtual consumer for the voltage and
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/linux/Documentation/devicetree/bindings/mfd/
H A Drohm,bd71847-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71847-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
14 single-core, dual-core, and quad-core SoCs such as NXP-i.MX 8M. It is
18 …/www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-applica…
19 …//www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-applic…
24 - rohm,bd71847
25 - rohm,bd71850
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/linux/arch/arm64/boot/dts/freescale/
H A Dimx8mq-pico-pi.dts1 // SPDX-License-Identifier: GPL-2.0+
9 /dts-v1/;
12 #include <dt-bindings/interrupt-controller/irq.h>
15 model = "TechNexion PICO-PI-8M";
16 compatible = "technexion,pico-pi-imx8m", "fsl,imx8mq";
19 stdout-path = &uart1;
22 pmic_osc: clock-pmic {
23 compatible = "fixed-clock";
24 #clock-cells = <0>;
25 clock-frequency = <32768>;
[all …]
H A Dimx8mq-phanbell.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
3 * Copyright 2017-2019 NXP
6 /dts-v1/;
9 #include <dt-bindings/interrupt-controller/irq.h>
13 compatible = "google,imx8mq-phanbell", "fsl,imx8mq";
16 stdout-path = &uart1;
24 pmic_osc: clock-pmic {
25 compatible = "fixed-clock";
26 #clock-cells = <0>;
27 clock-frequency = <32768>;
[all …]
H A Dimx8mm-innocomm-wb15.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 #include <dt-bindings/phy/phy-imx8-pcie.h>
10 reg_modem: regulator-modem {
11 compatible = "regulator-fixed";
12 pinctrl-names = "default";
13 pinctrl-0 = <&pinctrl_modem_regulator>;
14 regulator-min-microvolt = <3300000>;
15 regulator-max-microvolt = <3300000>;
16 regulator-name = "epdev_on";
18 enable-active-high;
[all …]
H A Dimx8mm-kontron-osm-s.dtsi1 // SPDX-License-Identifier: GPL-2.0+ OR MIT
6 #include <dt-bindings/gpio/gpio.h>
7 #include <dt-bindings/interrupt-controller/irq.h>
11 model = "Kontron OSM-S i.MX8MM (N802X SOM)";
12 compatible = "kontron,imx8mm-osm-s", "fsl,imx8mm";
30 stdout-path = &uart3;
33 reg_vdd_carrier: regulator-vdd-carrier {
34 compatible = "regulator-fixed";
35 pinctrl-names = "default";
36 pinctrl-0 = <&pinctrl_reg_vdd_carrier>;
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H A Dimx8mp-beacon-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
18 reg_wl_bt: regulator-wifi-bt {
19 compatible = "regulator-fixed";
20 pinctrl-names = "default";
21 pinctrl-0 = <&pinctrl_reg_wl_bt>;
22 regulator-name = "wl-bt-pow-dwn";
23 regulator-min-microvolt = <3300000>;
24 regulator-max-microvolt = <3300000>;
26 startup-delay-us = <70000>;
27 regulator-always-on;
[all …]
H A Dimx8mn-beacon-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 #include "imx8mn-overdrive.dtsi"
16 compatible = "mmc-pwrseq-simple";
17 pinctrl-names = "default";
18 pinctrl-0 = <&pinctrl_usdhc1_gpio>;
19 reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
21 clock-names = "ext_clock";
22 post-power-on-delay-ms = <80>;
32 cpu-supply = <&buck2_reg>;
36 cpu-supply = <&buck2_reg>;
[all …]
H A Dimx8mm-beacon-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 #include "imx8mm-overdrive.dtsi"
15 compatible = "mmc-pwrseq-simple";
16 pinctrl-names = "default";
17 pinctrl-0 = <&pinctrl_usdhc1_gpio>;
18 reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
20 clock-names = "ext_clock";
21 post-power-on-delay-ms = <80>;
31 cpu-supply = <&buck2_reg>;
35 cpu-supply = <&buck2_reg>;
[all …]
H A Dimx8mm-var-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
10 model = "Variscite VAR-SOM-MX8MM module";
13 stdout-path = &uart4;
21 reg_eth_phy: regulator-eth-phy {
22 compatible = "regulator-fixed";
23 pinctrl-names = "default";
24 pinctrl-0 = <&pinctrl_reg_eth_phy>;
25 regulator-name = "eth_phy_pwr";
26 regulator-min-microvolt = <3300000>;
27 regulator-max-microvolt = <3300000>;
[all …]
H A Dimx8mm-emcon.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 /dts-v1/;
13 stdout-path = &uart1;
17 compatible = "gpio-leds";
18 pinctrl-names = "default";
19 pinctrl-0 = <&pinctrl_gpio_led>;
21 led-green {
24 default-state = "on";
25 linux,default-trigger = "heartbeat";
28 led-red {
[all …]
H A Dimx8mn-var-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 * Copyright 2019-2020 Variscite Ltd.
11 model = "Variscite VAR-SOM-MX8MN module";
12 compatible = "variscite,var-som-mx8mn", "fsl,imx8mn";
15 stdout-path = &uart4;
23 reg_eth_phy: regulator-eth-phy {
24 compatible = "regulator-fixed";
25 pinctrl-names = "default";
26 pinctrl-0 = <&pinctrl_reg_eth_phy>;
27 regulator-name = "eth_phy_pwr";
[all …]
H A Dimx8mp-dhcom-som.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2021-2022 Marek Vasut <marex@denx.de>
10 compatible = "dh,imx8mp-dhcom-som", "fsl,imx8mp";
22 /* Memory size 512 MiB..8 GiB will be filled by U-Boot */
26 reg_eth_vio: regulator-eth-vio {
27 compatible = "regulator-fixed";
29 regulator-always-on;
30 regulator-boot-on;
31 regulator-min-microvolt = <3300000>;
32 regulator-max-microvolt = <3300000>;
[all …]
/linux/include/linux/mfd/
H A Dmax8998.h1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * max8998.h - Voltage regulator driver for the Maxim 8998
5 * Copyright (C) 2009-2010 Samsung Electrnoics
46 * max8998_regulator_data - regulator data
49 * @reg_node: DT node of regulator (unused on non-DT platforms)
58 * struct max8998_board - packages regulator init data
64 * registers set by buck?_voltage?. The voltage of BUCK1/2 cannot
66 * @buck1_voltage: BUCK1 DVS mode 1 voltage registers
67 * @buck2_voltage: BUCK2 DVS mode 2 voltage registers
70 * @wakeup: Allow to wake up from suspend
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H A Drohm-generic.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
37 * struct rohm_dvs_config - dynamic voltage scaling register descriptions
39 * @level_map: bitmap representing supported run-levels for this
47 * @suspend_reg: register address for regulator config at 'suspend' state
48 * @suspend_mask: value mask for regulator voltages at 'suspend' state
49 * @suspend_on_mask: enable mask for regulator at 'suspend' state
54 * Description of ROHM PMICs voltage configuration registers for different
78 int rohm_regulator_set_dvs_levels(const struct rohm_dvs_config *dvs,
/linux/arch/arm/boot/dts/samsung/
H A Ds5pv210-aries.dtsi1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/interrupt-controller/irq.h>
32 reserved-memory {
33 #address-cells = <1>;
34 #size-cells = <1>;
38 compatible = "shared-dma-pool";
39 no-map;
44 compatible = "shared-dma-pool";
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