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linux/Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml
Neal Liu c3708e6562 dt-bindings: crypto: add documentation for aspeed hace
Add device tree binding documentation for the Aspeed Hash
and Crypto Engines (HACE) Controller.

Signed-off-by: Neal Liu <neal_liu@aspeedtech.com>
Signed-off-by: Johnny Huang <johnny_huang@aspeedtech.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2022-08-26 18:50:38 +08:00

54 lines
1.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/crypto/aspeed,ast2500-hace.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: ASPEED HACE hash and crypto Hardware Accelerator Engines
maintainers:
- Neal Liu <neal_liu@aspeedtech.com>
description: |
The Hash and Crypto Engine (HACE) is designed to accelerate the throughput
of hash data digest, encryption, and decryption. Basically, HACE can be
divided into two independently engines - Hash Engine and Crypto Engine.
properties:
compatible:
enum:
- aspeed,ast2500-hace
- aspeed,ast2600-hace
reg:
maxItems: 1
clocks:
maxItems: 1
interrupts:
maxItems: 1
resets:
maxItems: 1
required:
- compatible
- reg
- clocks
- interrupts
- resets
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/ast2600-clock.h>
hace: crypto@1e6d0000 {
compatible = "aspeed,ast2600-hace";
reg = <0x1e6d0000 0x200>;
interrupts = <4>;
clocks = <&syscon ASPEED_CLK_GATE_YCLK>;
resets = <&syscon ASPEED_RESET_HACE>;
};