samsung,s2mpa01.yaml

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    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     };

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sys/contrib/device-tree/Bindings/mfd/samsung,s2mpa01.yaml