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[v5,1/3] dt-bindings: rng: Add StarFive TRNG module

Message ID 20230117015445.32500-2-jiajie.ho@starfivetech.com (mailing list archive)
State Not Applicable
Delegated to: Conor Dooley
Headers show
Series hwrng: starfive: Add driver for TRNG module | expand

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Context Check Description
conchuod/tree_selection fail Failed to apply to next/pending-fixes or riscv/for-next

Commit Message

Jia Jie Ho Jan. 17, 2023, 1:54 a.m. UTC 
Add documentation to describe Starfive true random number generator
module.

Co-developed-by: Jenny Zhang <jenny.zhang@starfivetech.com>
Signed-off-by: Jenny Zhang <jenny.zhang@starfivetech.com>
Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
---
 .../bindings/rng/starfive,jh7110-trng.yaml    | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml b/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
new file mode 100644
index 000000000000..2b76ce25acc4
--- /dev/null
+++ b/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
@@ -0,0 +1,55 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rng/starfive,jh7110-trng.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive SoC TRNG Module
+
+maintainers:
+  - Jia Jie Ho <jiajie.ho@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jh7110-trng
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Hardware reference clock
+      - description: AHB reference clock
+
+  clock-names:
+    items:
+      - const: hclk
+      - const: ahb
+
+  resets:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - resets
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    rng: rng@1600C000 {
+        compatible = "starfive,jh7110-trng";
+        reg = <0x1600C000 0x4000>;
+        clocks = <&clk 15>, <&clk 16>;
+        clock-names = "hclk", "ahb";
+        resets = <&reset 3>;
+        interrupts = <30>;
+    };
+...