From patchwork Tue Jul 26 11:34:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 12929159 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A989CCA489 for ; Tue, 26 Jul 2022 11:36:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238444AbiGZLgO (ORCPT ); Tue, 26 Jul 2022 07:36:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47732 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232684AbiGZLgN (ORCPT ); Tue, 26 Jul 2022 07:36:13 -0400 Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 461411EC53; Tue, 26 Jul 2022 04:36:11 -0700 (PDT) Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 26QBHH6n076911; Tue, 26 Jul 2022 19:17:18 +0800 (GMT-8) (envelope-from neal_liu@aspeedtech.com) Received: from localhost.localdomain (192.168.10.10) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 26 Jul 2022 19:34:54 +0800 From: Neal Liu To: Corentin Labbe , Christophe JAILLET , Randy Dunlap , Herbert Xu , "David S . Miller" , Rob Herring , Krzysztof Kozlowski , Joel Stanley , "Andrew Jeffery" , Dhananjay Phadke , "Johnny Huang" CC: , , , , , , Krzysztof Kozlowski Subject: [PATCH v8 4/5] dt-bindings: crypto: add documentation for aspeed hace Date: Tue, 26 Jul 2022 19:34:47 +0800 Message-ID: <20220726113448.2964968-5-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220726113448.2964968-1-neal_liu@aspeedtech.com> References: <20220726113448.2964968-1-neal_liu@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.10.10] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 26QBHH6n076911 Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Add device tree binding documentation for the Aspeed Hash and Crypto Engines (HACE) Controller. Signed-off-by: Neal Liu Signed-off-by: Johnny Huang Reviewed-by: Krzysztof Kozlowski --- .../bindings/crypto/aspeed,ast2500-hace.yaml | 53 +++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml diff --git a/Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml b/Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml new file mode 100644 index 000000000000..a772d232de09 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/aspeed,ast2500-hace.yaml @@ -0,0 +1,53 @@ +# 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 + +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 + hace: crypto@1e6d0000 { + compatible = "aspeed,ast2600-hace"; + reg = <0x1e6d0000 0x200>; + interrupts = <4>; + clocks = <&syscon ASPEED_CLK_GATE_YCLK>; + resets = <&syscon ASPEED_RESET_HACE>; + };