[PATCH 1/5] dt-bindings: mips: Document mti,mips-cm

[Gregory CLEMENT]

From: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>

Add devicetree binding documentation for MIPS Coherence Manager.

gc: reg is no more mandatory
Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
Signed-off-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxx>
---
 .../devicetree/bindings/mips/mti,mips-cm.yaml      | 37 ++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/Documentation/devicetree/bindings/mips/mti,mips-cm.yaml b/Documentation/devicetree/bindings/mips/mti,mips-cm.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..03a5ba5624a429c428ee2afca73b3e29127e02f9
--- /dev/null
+++ b/Documentation/devicetree/bindings/mips/mti,mips-cm.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mips/mti,mips-cm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MIPS Coherence Manager
+
+description: |
+  Defines a location of the MIPS Coherence Manager registers.
+
+maintainers:
+  - Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
+
+properties:
+  compatible:
+    const: mti,mips-cm
+
+  reg:
+    description:
+      Base address and size of an unoccupied region in system's MMIO address
+      space, which will be used to map the MIPS CM global control registers
+      block. It is conventionally decided by the system integrator.
+    maxItems: 1
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    coherency-manager@1fbf8000 {
+      compatible = "mti,mips-cm";
+      reg = <0x1bde8000 0x8000>;
+    };
+...

-- 
2.45.2