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[v7,1/4] dt-bindings: crypto: Add StarFive crypto module

Message ID 20230504073400.1170979-2-jiajie.ho@starfivetech.com (mailing list archive)
State Changes Requested
Delegated to: Herbert Xu
Headers show
Series crypto: starfive - Add drivers for crypto engine | expand

Commit Message

Jia Jie Ho May 4, 2023, 7:33 a.m. UTC 
Add documentation to describe StarFive cryptographic engine.

Co-developed-by: Huan Feng <huan.feng@starfivetech.com>
Signed-off-by: Huan Feng <huan.feng@starfivetech.com>
Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../crypto/starfive,jh7110-crypto.yaml        | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/crypto/starfive,jh7110-crypto.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/crypto/starfive,jh7110-crypto.yaml b/Documentation/devicetree/bindings/crypto/starfive,jh7110-crypto.yaml
new file mode 100644
index 000000000000..71a2876bd6e4
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/starfive,jh7110-crypto.yaml
@@ -0,0 +1,70 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/starfive,jh7110-crypto.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive Cryptographic Module
+
+maintainers:
+  - Jia Jie Ho <jiajie.ho@starfivetech.com>
+  - William Qiu <william.qiu@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jh7110-crypto
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Hardware reference clock
+      - description: AHB reference clock
+
+  clock-names:
+    items:
+      - const: hclk
+      - const: ahb
+
+  interrupts:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  dmas:
+    items:
+      - description: TX DMA channel
+      - description: RX DMA channel
+
+  dma-names:
+    items:
+      - const: tx
+      - const: rx
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - resets
+  - dmas
+  - dma-names
+
+additionalProperties: false
+
+examples:
+  - |
+    crypto: crypto@16000000 {
+        compatible = "starfive,jh7110-crypto";
+        reg = <0x16000000 0x4000>;
+        clocks = <&clk 15>, <&clk 16>;
+        clock-names = "hclk", "ahb";
+        interrupts = <28>;
+        resets = <&reset 3>;
+        dmas = <&dma 1 2>,
+               <&dma 0 2>;
+        dma-names = "tx", "rx";
+    };
+...