WIP: device tree MVP

dts/bindings/power/nordic,nrf-power.yaml

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+# Copyright (c) 2018 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Nordic nRF power control node
+
+compatible: "nordic,nrf-power"
+
+include: base.yaml
+
+properties:
+    reg:
+      required: true
+
+    interrupts:
+      required: true

dts/bindings/power/nordic,nrf-regulators.yaml

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+# Copyright (c) 2019 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Nordic REGULATORS (voltage regulators control module)
+
+compatible: "nordic,nrf-regulators"
+
+include: base.yaml
+
+properties:
+    reg:
+      required: true

dts/bindings/power/nordic,nrf-vmc.yaml

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+# Copyright (c) 2019 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+description: Nordic VMC (Volatile Memory Controller)
+
+compatible: "nordic,nrf-vmc"
+
+include: base.yaml
+
+properties:
+    reg:
+      required: true

dts/bindings/power/telink,b91-power.yaml

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+# Copyright (c) 2021 Telink Semiconductor
+# SPDX-License-Identifier: Apache-2.0
+
+description: Telink B91 power control node
+
+compatible: "telink,b91-power"
+
+include: base.yaml
+
+properties:
+    reg:
+      required: true
+
+    power-mode:
+      type: string
+      required: true
+      enum:
+        - "LDO_1P4_LDO_1P8"
+        - "DCDC_1P4_LDO_1P8"
+        - "DCDC_1P4_DCDC_1P8"
+
+    vbat-type:
+      type: string
+      required: true
+      enum:
+        - "VBAT_MAX_VALUE_LESS_THAN_3V6"
+        - "VBAT_MAX_VALUE_GREATER_THAN_3V6"

dts/bindings/power/zephyr,power-state.yaml

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+# Copyright (c) 2020, Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+description: Properties for power management state
+
+compatible: "zephyr,power-state"
+
+properties:
+    power-state-name:
+        type: string
+        required: true
+        description: indicates a power state
+        enum:
+            - "active"
+            - "runtime-idle"
+            - "suspend-to-idle"
+            - "standby"
+            - "suspend-to-ram"
+            - "suspend-to-disk"
+            - "soft-off"
+    substate-id:
+        type: int
+        required: false
+        description: Platform specific identification.
+    min-residency-us:
+        type: int
+        required: false
+        description: |
+            Minimum residency duration in microseconds. It is the minimum time for a
+            given idle state to be worthwhile energywise. It includes the time to enter
+            in this state.
+    exit-latency-us:
+        type: int
+        required: false
+        description: |
+            Worst case latency in microseconds required to exit the idle state.