1 files changed, 55 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/stm32/st,stm32-syscon.yaml b/Documentation/devicetree/bindings/arm/stm32/st,stm32-syscon.yaml
new file mode 100644
index 000000000..6f1cd0103
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/stm32/st,stm32-syscon.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/arm/stm32/st,stm32-syscon.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: STMicroelectronics STM32 Platforms System Controller bindings
+
+maintainers:
+  - Alexandre Torgue <alexandre.torgue@st.com>
+  - Christophe Roullier <christophe.roullier@st.com>
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - st,stm32mp157-syscfg
+              - st,stm32mp151-pwr-mcu
+              - st,stm32-syscfg
+              - st,stm32-power-config
+          - const: syscon
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+if:
+  properties:
+    compatible:
+      contains:
+        enum:
+          - st,stm32mp157-syscfg
+then:
+  required:
+    - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/stm32mp1-clks.h>
+    syscfg: syscon@50020000 {
+        compatible = "st,stm32mp157-syscfg", "syscon";
+        reg = <0x50020000 0x400>;
+        clocks = <&rcc SYSCFG>;
+    };
+
+...