From 0132e26d71b2c55c70acbbd1412777e48872cf47 Mon Sep 17 00:00:00 2001
From: XuYan <xuyan1481@phytium.com.cn>
Date: Fri, 18 Apr 2025 10:51:30 +0800
Subject: [PATCH] dt-bindings: Add bindings for Phytium HW RNG

phytium inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/IC1Z0Y
CVE: NA

---------------------------------------------------------

This patch documents the DT bindings for Phytium hardware random
number generator.

Signed-off-by: xuyan <xuyan1481@phytium.com.cn>
Signed-off-by: Chen Baozi <chenbaozi@phytium.com.cn>
Signed-off-by: Wang Yinfeng <wangyinfeng@phytium.com.cn>
---
 .../devicetree/bindings/rng/phytium,rng.yaml  | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rng/phytium,rng.yaml

diff --git a/Documentation/devicetree/bindings/rng/phytium,rng.yaml b/Documentation/devicetree/bindings/rng/phytium,rng.yaml
new file mode 100644
index 000000000000..e32fc39ea86c
--- /dev/null
+++ b/Documentation/devicetree/bindings/rng/phytium,rng.yaml
@@ -0,0 +1,30 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rng/phytium,rng.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Phytium Random Number Generator
+
+maintainers:
+  - Chen Baozi <chenbaozi@phytium.com.cn>
+
+properties:
+  compatible:
+    const: phytium,rng
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    rng@0x31a06000 {
+        compatible = "phytium,rng";
+        reg = <0x0 0x31a06000 0x0 0x1000>;
+    };
-- 
Gitee