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/openbmc/linux/Documentation/devicetree/bindings/regulator/
H A Dregulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Voltage/Current Regulators
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
14 regulator-name:
18 regulator-min-microvolt:
19 description: smallest voltage consumers may set
21 regulator-max-microvolt:
[all …]
H A Dltc3589.txt1 Linear Technology LTC3589, LTC3589-1, and LTC3589-2 8-output regulators
4 - compatible: "lltc,ltc3589", "lltc,ltc3589-1" or "lltc,ltc3589-2"
5 - reg: I2C slave address
8 - regulators: Contains eight regulator child nodes sw1, sw2, sw3, bb-out,
13 nodes for sw1, sw2, sw3, bb-out, ldo1, and ldo2 additionally need to specify
14 the resistor values of their external feedback voltage dividers:
17 - lltc,fb-voltage-divider: An array of two integers containing the resistor
18 values R1 and R2 of the feedback voltage divider in ohms.
21 0.3625 V to 0.75 V in 12.5 mV steps. The output voltage thus ranges between
22 0.3625 * (1 + R1/R2) V and 0.75 * (1 + R1/R2) V. Regulators bb-out and ldo1
[all …]
H A Dltc3676.txt1 Linear Technology LTC3676 8-output regulators
4 - compatible: "lltc,ltc3676"
5 - reg: I2C slave address
8 - regulators: Contains eight regulator child nodes sw1, sw2, sw3, sw4,
14 the resistor values of their external feedback voltage dividers:
17 - lltc,fb-voltage-divider: An array of two integers containing the resistor
18 values R1 and R2 of the feedback voltage divider in ohms.
21 412.5mV to 800mV in 12.5 mV steps. The output voltage thus ranges between
26 regulator can not be disabled and thus should have the regulator-always-on
37 regulator-min-microvolt = <674400>;
[all …]
H A Dpwm-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/pwm-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Brian Norris <briannorris@chromium.org>
11 - Lee Jones <lee@kernel.org>
12 - Alexandre Courbot <acourbot@nvidia.com>
17 Voltage Table:
18 When in this mode, a voltage table (See below) of predefined voltage <=>
19 duty-cycle values must be provided via DT. Limitations are that the
[all …]
H A Dmaxim,max8997.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
13 The Maxim MAX8997 is a Power Management IC which includes voltage and current
15 motor driver, flash LED driver and Micro-USB Interface Controller.
22 const: maxim,max8997-pmic
24 charger-supply:
30 - description: irq1 interrupt
31 - description: alert interrupt
[all …]
H A 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 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Robin Gong <yibin.gong@nxp.com>
18 https://www.nxp.com/docs/en/data-sheet/PCA9450DS.pdf
28 - nxp,pca9450a
29 - nxp,pca9450b
30 - nxp,pca9450c
44 "^LDO[1-5]$":
[all …]
H A Dvctrl.txt1 Bindings for Voltage controlled regulators
5 --------------------
6 - compatible : must be "vctrl-regulator".
7 - regulator-min-microvolt : smallest voltage consumers may set
8 - regulator-max-microvolt : largest voltage consumers may set
9 - ctrl-supply : The regulator supplying the control voltage.
10 - ctrl-voltage-range : an array of two integer values describing the range
11 (min/max) of the control voltage. The values specify
12 the control voltage needed to generate the corresponding
13 regulator-min/max-microvolt output voltage.
[all …]
H A Dnvidia,tegra-regulators-coupling.txt4 NVIDIA Tegra SoC's have a mandatory voltage-coupling between regulators.
8 Tegra20 voltage coupling
9 ------------------------
13 and they both shall be higher than the CPU voltage by at least 120mV.
15 Tegra30 voltage coupling
16 ------------------------
20 voltage shall be higher than the CPU by N mV, where N depends on the CPU
21 voltage.
24 - nvidia,tegra-core-regulator: Boolean property that designates regulator
25 as the "Core domain" voltage regulator.
[all …]
H A Drichtek,rt5190a-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/richtek,rt5190a-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <cy_huang@richtek.com>
23 - richtek,rt5190a
31 vin2-supply:
32 description: phandle to buck2 input voltage.
34 vin3-supply:
35 description: phandle to buck3 input voltage.
[all …]
/openbmc/linux/Documentation/devicetree/bindings/power/supply/
H A Dbattery.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
14 In smart batteries, these are typically stored in non-volatile memory
16 no appropriate non-volatile memory, or it is unprogrammed/incorrect.
27 Batteries must be referenced by chargers and/or fuel-gauges using a phandle.
28 The phandle's property should be named "monitored-battery".
32 const: simple-battery
34 device-chemistry:
[all …]
H A Dingenic,battery.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright 2019-2020 Artur Rojek
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Artur Rojek <contact@artur-rojek.eu>
13 $ref: power-supply.yaml#
18 - const: ingenic,jz4740-battery
19 - items:
20 - enum:
21 - ingenic,jz4725b-battery
[all …]
H A Drohm,bd99954.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
11 - Markus Laine <markus.laine@fi.rohmeurope.com>
12 - Mikko Mutanen <mikko.mutanen@fi.rohmeurope.com>
15 The ROHM BD99954 is a Battery Management LSI for 1-4 cell Lithium-Ion
16 secondary battery intended to be used in space-constraint equipment such
18 provides a Dual-source Battery Charger, two port BC1.2 detection and a
21 $ref: power-supply.yaml#
[all …]
/openbmc/linux/Documentation/devicetree/bindings/interconnect/
H A Dmediatek,cci.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MediaTek Cache Coherent Interconnect (CCI) frequency and voltage scaling
10 - Jia-Wei Chang <jia-wei.chang@mediatek.com>
11 - Johnson Wang <johnson.wang@mediatek.com>
15 MT8183 and MT8186 SoCs to scale the frequency and adjust the voltage in
16 hardware. It can also optimize the voltage to reduce the power consumption.
21 - mediatek,mt8183-cci
22 - mediatek,mt8186-cci
[all …]
/openbmc/linux/Documentation/devicetree/bindings/sound/
H A Dqcom,wcd938x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
13 Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
17 - $ref: dai-common.yaml#
22 - qcom,wcd9380-codec
23 - qcom,wcd9385-codec
25 reset-gpios:
29 us-euro-gpios:
[all …]
H A Dqcom,wcd934x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
13 Qualcomm WCD9340/WCD9341 Codec is a standalone Hi-Fi audio codec IC.
14 It has in-built Soundwire controller, pin controller, interrupt mux and
27 reset-gpios:
31 slim-ifc-dev:
38 clock-names:
41 vdd-buck-supply:
[all …]
/openbmc/linux/Documentation/devicetree/bindings/mfd/
H A Drohm,bd71837-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71837-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
13 BD71837MWV is programmable Power Management ICs for powering single-core,
14 dual-core, and quad-core SoCs such as NXP-i.MX 8M. It is optimized for low
18 …/www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-applica…
35 clock-names:
38 "#clock-cells":
[all …]
H A Drichtek,rt5120.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <cy_huang@richtek.com>
13 The RT5120 provides four high-efficiency buck converters and one LDO voltage
14 regulator. The device is targeted at providingthe processor voltage, memory,
16 used for dynamic voltage scaling of the processor voltage, power rails on/off
22 - richtek,rt5120
30 interrupt-controller: true
32 "#interrupt-cells":
[all …]
H A Dsamsung,s5m8767.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
16 The Samsung S5M8767 is a Power Management IC which includes voltage
17 and current regulators, RTC, clock outputs and other sub-blocks.
21 const: samsung,s5m8767-pmic
39 s5m8767,pmic-buck2-dvs-voltage:
40 $ref: /schemas/types.yaml#/definitions/uint32-array
44 A set of 8 voltage values in micro-volt (uV) units for buck2 when
[all …]
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
[all …]
H A Das3711.txt4 standard regulator properties, they must belong to a sub-node, called
9 - compatible : must be "ams,as3711"
10 - reg : specifies the I2C address
14 - su1-dev : framebuffer phandle
15 - su1-max-uA : maximum current
19 - su2-dev : framebuffer phandle
20 - su1-max-uA : maximum current
24 - su2-feedback-voltage : voltage feedback is used
25 - su2-feedback-curr1 : CURR1 input used for current feedback
26 - su2-feedback-curr2 : CURR2 input used for current feedback
[all …]
/openbmc/u-boot/doc/device-tree-bindings/regulator/
H A Dmax77686.txt4 - drivers/power/pmic/max77686.c (as parent I/O device)
5 - drivers/power/regulator/max77686.c (for child regulators)
10 - doc/device-tree-bindings/pmic/max77686.txt
13 - voltage-regulators: required for the PMIC driver
16 - regulator-name: used for regulator uclass platform data '.name'
19 - regulator-min-microvolt: minimum allowed Voltage to set
20 - regulator-max-microvolt: minimum allowed Voltage to set
21 - regulator-always-on: regulator should be never disabled
22 - regulator-boot-on: regulator should be enabled by the bootloader
26 voltage-regulators {
[all …]
/openbmc/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 …]
/openbmc/linux/Documentation/devicetree/bindings/opp/
H A Dallwinner,sun50i-h6-operating-points.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/opp/allwinner,sun50i-h6-operating-points.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
14 For some SoCs, the CPU frequency subset and voltage value of each
16 Voltage Scaling Tables defines the voltage and frequency value based
18 sun50i-cpufreq-nvmem driver reads the efuse value from the SoC to
22 - $ref: opp-v2-base.yaml#
[all …]
/openbmc/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx53-usbarmory.dts8 * This file is dual-licensed: you can use it either under the terms
47 /dts-v1/;
52 compatible = "inversepath,imx53-usbarmory", "fsl,imx53";
57 stdout-path = &uart1;
66 compatible = "gpio-leds";
67 pinctrl-names = "default";
68 pinctrl-0 = <&pinctrl_led>;
70 led-user {
73 linux,default-trigger = "heartbeat";
83 operating-points = <
[all …]

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