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[v3,1/3] dt-bindings: crypto: Add Keem Bay OCS HCU bindings

Message ID 20201116185846.773464-2-daniele.alessandrelli@linux.intel.com
State Needs Review / ACK
Headers show
Series crypto: Add Keem Bay OCS HCU driver | expand

Checks

Context Check Description
robh/dt-meta-schema success
robh/checkpatch success

Commit Message

Daniele Alessandrelli Nov. 16, 2020, 6:58 p.m. UTC
From: Declan Murphy <declan.murphy@intel.com>

Add device-tree bindings for the Intel Keem Bay Offload Crypto Subsystem
(OCS) Hashing Control Unit (HCU) crypto driver.

Signed-off-by: Declan Murphy <declan.murphy@intel.com>
Signed-off-by: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
Acked-by: Mark Gross <mgross@linux.intel.com>
---
 .../crypto/intel,keembay-ocs-hcu.yaml         | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml b/Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml
new file mode 100644
index 000000000000..acb92706d280
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml
@@ -0,0 +1,46 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/intel,keembay-ocs-hcu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Intel Keem Bay OCS HCU Device Tree Bindings
+
+maintainers:
+  - Declan Murphy <declan.murphy@intel.com>
+  - Daniele Alessandrelli <daniele.alessandrelli@intel.com>
+
+description:
+  The Intel Keem Bay Offload and Crypto Subsystem (OCS) Hash Control Unit (HCU)
+  provides hardware-accelerated hashing and HMAC.
+
+properties:
+  compatible:
+    const: intel,keembay-ocs-hcu
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    crypto@3000b000 {
+      compatible = "intel,keembay-ocs-hcu";
+      reg = <0x3000b000 0x1000>;
+      interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+      clocks = <&scmi_clk 94>;
+    };