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linux/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-aes.yaml
Akhil R 17048b225b dt-bindings: crypto: Add Tegra Security Engine
Add DT binding document for Tegra Security Engine.
The AES and HASH algorithms are handled independently by separate
engines within the Security Engine. These engines are registered
as two separate crypto engine drivers.

Signed-off-by: Akhil R <akhilrajeev@nvidia.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2024-04-12 15:07:51 +08:00

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1.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/crypto/nvidia,tegra234-se-aes.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: NVIDIA Tegra Security Engine for AES algorithms
description:
The Tegra Security Engine accelerates the following AES encryption/decryption
algorithms - AES-ECB, AES-CBC, AES-OFB, AES-XTS, AES-CTR, AES-GCM, AES-CCM,
AES-CMAC
maintainers:
- Akhil R <akhilrajeev@nvidia.com>
properties:
compatible:
const: nvidia,tegra234-se-aes
reg:
maxItems: 1
clocks:
maxItems: 1
iommus:
maxItems: 1
dma-coherent: true
required:
- compatible
- reg
- clocks
- iommus
additionalProperties: false
examples:
- |
#include <dt-bindings/memory/tegra234-mc.h>
#include <dt-bindings/clock/tegra234-clock.h>
crypto@15820000 {
compatible = "nvidia,tegra234-se-aes";
reg = <0x15820000 0x10000>;
clocks = <&bpmp TEGRA234_CLK_SE>;
iommus = <&smmu TEGRA234_SID_SES_SE1>;
dma-coherent;
};
...