[V6,2/4] dt-bindings: crypto: Add bindings for ZynqMP AES-GCM driver

Commit Message

Kalyani Akula Jan. 28, 2020, 6:18 a.m. UTC

Add documentation to describe Xilinx ZynqMP AES-GCM driver bindings.

Signed-off-by: Kalyani Akula <[e-mail]>
Reviewed-by: Rob Herring <[e-mail]>
Acked-by: Michal Simek <[e-mail]>
---

V6 Changes:
- Updated SPDX-License-Identifier.

V5 Changes:
- Moved dt-bindings patch from 1/4 to 2/4
- Converted dt-bindings from .txt to .yaml format.

 .../bindings/crypto/xlnx,zynqmp-aes.yaml           | 37 ++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/crypto/xlnx,zynqmp-aes.yaml

Patch

diff --git a/Documentation/devicetree/bindings/crypto/xlnx,zynqmp-aes.yaml b/Documentation/devicetree/bindings/crypto/xlnx,zynqmp-aes.yaml
new file mode 100644
index 0000000..55dd6e3
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/xlnx,zynqmp-aes.yaml
@@ -0,0 +1,37 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/xlnx,zynqmp-aes.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Xilinx ZynqMP AES-GCM Hardware Accelerator Device Tree Bindings
+
+maintainers:
+  - Kalyani Akula <[e-mail]>
+  - Michal Simek <[e-mail]>
+
+description: |
+  The ZynqMP AES-GCM hardened cryptographic accelerator is used to
+  encrypt or decrypt the data with provided key and initialization vector.
+
+properties:
+  compatible:
+    const: xlnx,zynqmp-aes
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    firmware {
+      zynqmp_firmware: zynqmp-firmware {
+        compatible = "xlnx,zynqmp-firmware";
+        method = "smc";
+        xlnx_aes: zynqmp-aes {
+          compatible = "xlnx,zynqmp-aes";
+        };
+      };
+    };
+...