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diff --git a/Documentation/devicetree/bindings/arm/samsung/sysreg.yaml b/Documentation/devicetree/bindings/arm/samsung/sysreg.yaml
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+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/samsung/sysreg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung S5P/Exynos SoC series System Registers (SYSREG)
+
+maintainers:
+  - Krzysztof Kozlowski <krzk@kernel.org>
+
+# Custom select to avoid matching all nodes with 'syscon'
+select:
+  properties:
+    compatible:
+      contains:
+        enum:
+          - samsung,exynos4-sysreg
+          - samsung,exynos5-sysreg
+  required:
+    - compatible
+
+properties:
+  compatible:
+    allOf:
+      - items:
+          - enum:
+              - samsung,exynos4-sysreg
+              - samsung,exynos5-sysreg
+          - const: syscon
+
+  reg:
+    maxItems: 1
+
+examples:
+  - |
+    syscon@10010000 {
+        compatible = "samsung,exynos4-sysreg", "syscon";
+        reg = <0x10010000 0x400>;
+    };
+
+    syscon@10050000 {
+        compatible = "samsung,exynos5-sysreg", "syscon";
+        reg = <0x10050000 0x5000>;
+    };