pmdomain: Merge branch dt into next

Merge the immutable branch dt into next, to allow the DT bindings to be
tested together with changes that are targeted for v6.16.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Documentation/devicetree/bindings/power/allwinner,sun50i-h6-prcm-ppu.yaml

@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/allwinner,sun50i-h6-prcm-ppu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner SoCs PRCM power domain controller
+
+maintainers:
+  - Andre Przywara <andre.przywara@arm.com>
+
+description:
+  The Allwinner Power Reset Clock Management (PRCM) unit contains bits to
+  control a few power domains.
+
+properties:
+  compatible:
+    enum:
+      - allwinner,sun50i-h6-prcm-ppu
+      - allwinner,sun50i-h616-prcm-ppu
+      - allwinner,sun55i-a523-prcm-ppu
+
+  reg:
+    maxItems: 1
+
+  '#power-domain-cells':
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - '#power-domain-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    prcm_ppu: power-controller@7010210 {
+        compatible = "allwinner,sun50i-h616-prcm-ppu";
+        reg = <0x7010210 0x10>;
+        #power-domain-cells = <1>;
+    };