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91 lines
2.3 KiB
91 lines
2.3 KiB
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/mfd/samsung,s2mpa01.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Samsung S2MPA01 Power Management IC |
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maintainers: |
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- Krzysztof Kozlowski <[email protected]> |
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description: | |
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This is a part of device tree bindings for S2M and S5M family of Power |
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Management IC (PMIC). |
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The Samsung S2MPA01 is a Power Management IC which includes voltage |
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and current regulators, RTC, clock outputs and other sub-blocks. |
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properties: |
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compatible: |
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const: samsung,s2mpa01-pmic |
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interrupts: |
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maxItems: 1 |
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reg: |
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maxItems: 1 |
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regulators: |
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$ref: ../regulator/samsung,s2mpa01.yaml |
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description: |
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List of child nodes that specify the regulators. |
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wakeup-source: true |
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required: |
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- compatible |
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- reg |
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- regulators |
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additionalProperties: false |
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examples: |
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- | |
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#include <dt-bindings/interrupt-controller/irq.h> |
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i2c { |
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#address-cells = <1>; |
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#size-cells = <0>; |
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pmic@66 { |
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compatible = "samsung,s2mpa01-pmic"; |
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reg = <0x66>; |
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regulators { |
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ldo1_reg: LDO1 { |
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regulator-name = "VDD_ALIVE"; |
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regulator-min-microvolt = <1000000>; |
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regulator-max-microvolt = <1000000>; |
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}; |
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ldo2_reg: LDO2 { |
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regulator-name = "VDDQ_MMC2"; |
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regulator-min-microvolt = <2800000>; |
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regulator-max-microvolt = <2800000>; |
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regulator-always-on; |
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}; |
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// ... |
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buck1_reg: BUCK1 { |
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regulator-name = "vdd_mif"; |
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regulator-min-microvolt = <950000>; |
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regulator-max-microvolt = <1350000>; |
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regulator-always-on; |
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regulator-boot-on; |
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}; |
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buck2_reg: BUCK2 { |
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regulator-name = "vdd_arm"; |
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regulator-min-microvolt = <950000>; |
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regulator-max-microvolt = <1350000>; |
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regulator-always-on; |
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regulator-boot-on; |
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regulator-ramp-delay = <50000>; |
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}; |
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// ... |
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}; |
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}; |
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};
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