| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/mfd/samsung,s2mpa01.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Samsung S2MPA01 Power Management IC |
| 8 | |
| 9 | maintainers: |
| 10 | - Krzysztof Kozlowski <krzk@kernel.org> |
| 11 | |
| 12 | description: | |
| 13 | This is a part of device tree bindings for S2M and S5M family of Power |
| 14 | Management IC (PMIC). |
| 15 | |
| 16 | The Samsung S2MPA01 is a Power Management IC which includes voltage |
| 17 | and current regulators, RTC, clock outputs and other sub-blocks. |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | const: samsung,s2mpa01-pmic |
| 22 | |
| 23 | interrupts: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | reg: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | regulators: |
| 30 | $ref: ../regulator/samsung,s2mpa01.yaml |
| 31 | description: |
| 32 | List of child nodes that specify the regulators. |
| 33 | |
| 34 | wakeup-source: true |
| 35 | |
| 36 | required: |
| 37 | - compatible |
| 38 | - reg |
| 39 | - regulators |
| 40 | |
| 41 | additionalProperties: false |
| 42 | |
| 43 | examples: |
| 44 | - | |
| 45 | #include <dt-bindings/interrupt-controller/irq.h> |
| 46 | |
| 47 | i2c { |
| 48 | #address-cells = <1>; |
| 49 | #size-cells = <0>; |
| 50 | |
| 51 | pmic@66 { |
| 52 | compatible = "samsung,s2mpa01-pmic"; |
| 53 | reg = <0x66>; |
| 54 | |
| 55 | regulators { |
| 56 | ldo1_reg: LDO1 { |
| 57 | regulator-name = "VDD_ALIVE"; |
| 58 | regulator-min-microvolt = <1000000>; |
| 59 | regulator-max-microvolt = <1000000>; |
| 60 | }; |
| 61 | |
| 62 | ldo2_reg: LDO2 { |
| 63 | regulator-name = "VDDQ_MMC2"; |
| 64 | regulator-min-microvolt = <2800000>; |
| 65 | regulator-max-microvolt = <2800000>; |
| 66 | regulator-always-on; |
| 67 | }; |
| 68 | |
| 69 | // ... |
| 70 | |
| 71 | buck1_reg: BUCK1 { |
| 72 | regulator-name = "vdd_mif"; |
| 73 | regulator-min-microvolt = <950000>; |
| 74 | regulator-max-microvolt = <1350000>; |
| 75 | regulator-always-on; |
| 76 | regulator-boot-on; |
| 77 | }; |
| 78 | |
| 79 | buck2_reg: BUCK2 { |
| 80 | regulator-name = "vdd_arm"; |
| 81 | regulator-min-microvolt = <950000>; |
| 82 | regulator-max-microvolt = <1350000>; |
| 83 | regulator-always-on; |
| 84 | regulator-boot-on; |
| 85 | regulator-ramp-delay = <50000>; |
| 86 | }; |
| 87 | |
| 88 | // ... |
| 89 | }; |
| 90 | }; |
| 91 | }; |