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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jan 2024 08:39:31.8469 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d1e93aa9-4006-44d4-70fe-08dc1cb7fc72 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF0002636E.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB4922 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 Reviewed-by: Krzysztof Kozlowski --- .../crypto/nvidia,tegra234-se-aes.yaml | 52 +++++++++++++++++++ .../crypto/nvidia,tegra234-se-hash.yaml | 52 +++++++++++++++++++ 2 files changed, 104 insertions(+) create mode 100644 Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-aes.yaml create mode 100644 Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-hash.yaml diff --git a/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-aes.yaml b/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-aes.yaml new file mode 100644 index 000000000000..cb47ae2889b6 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-aes.yaml @@ -0,0 +1,52 @@ +# 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 + +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 + #include + + crypto@15820000 { + compatible = "nvidia,tegra234-se-aes"; + reg = <0x15820000 0x10000>; + clocks = <&bpmp TEGRA234_CLK_SE>; + iommus = <&smmu TEGRA234_SID_SES_SE1>; + dma-coherent; + }; +... diff --git a/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-hash.yaml b/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-hash.yaml new file mode 100644 index 000000000000..f57ef10645e2 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/nvidia,tegra234-se-hash.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/crypto/nvidia,tegra234-se-hash.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra Security Engine for HASH algorithms + +description: + The Tegra Security HASH Engine accelerates the following HASH functions - + SHA1, SHA224, SHA256, SHA384, SHA512, SHA3-224, SHA3-256, SHA3-384, SHA3-512 + HMAC(SHA224), HMAC(SHA256), HMAC(SHA384), HMAC(SHA512) + +maintainers: + - Akhil R + +properties: + compatible: + const: nvidia,tegra234-se-hash + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + iommus: + maxItems: 1 + + dma-coherent: true + +required: + - compatible + - reg + - clocks + - iommus + +additionalProperties: false + +examples: + - | + #include + #include + + crypto@15840000 { + compatible = "nvidia,tegra234-se-hash"; + reg = <0x15840000 0x10000>; + clocks = <&bpmp TEGRA234_CLK_SE>; + iommus = <&smmu TEGRA234_SID_SES_SE2>; + dma-coherent; + }; +...