From patchwork Mon Jun 6 06:49:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neal Liu X-Patchwork-Id: 12870055 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2BD2AC433EF for ; Mon, 6 Jun 2022 06:52:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7cn+722e20aRQeho3/Ec8wkHXS0J9D0ALzoh8rcqMP8=; b=uYkYcrv8JGtNpI SLGFvvCTm3O/V0LNMNYiabaYF5DERd53D51D59kjFP80g8oxybGGPeNKMHPstoYWlSVC7anetaP9L TjN9csnuWFFQg581OHDAQKYhAB+rAmoNT/AJTwAHIPj0ZWhrcyBEfy36BH9b0HSosr2+uQI/MnWof E7uYocgO7yjGTvc3I5b0vTK7TuCarGAKoat2Vjh/qm/iHfiwHOPhGZ3viBF57qHjwRsIRjFbgZrAJ 1/VcXa9XtQRw1HHPSdqncklc9Mj8WTDBFPE4lNp6JHuKV9Jp7Es3MKUSnm44Mb3Z9OPf5yhYA2ezu pgU/7oEF6FCmE0/iF0nw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ny6Zr-00HQwr-FN; Mon, 06 Jun 2022 06:51:03 +0000 Received: from twspam01.aspeedtech.com ([211.20.114.71]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ny6ZP-00HQrg-Th for linux-arm-kernel@lists.infradead.org; Mon, 06 Jun 2022 06:50:39 +0000 Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 2566YucU035313; Mon, 6 Jun 2022 14:34:57 +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; Mon, 6 Jun 2022 14:49:41 +0800 From: Neal Liu To: Herbert Xu , "David S . Miller" , Rob Herring , Krzysztof Kozlowski , Joel Stanley , "Andrew Jeffery" , Johnny Huang CC: , , , , , Subject: [PATCH v2 4/5] dt-bindings: crypto: add documentation for aspeed hace Date: Mon, 6 Jun 2022 14:49:34 +0800 Message-ID: <20220606064935.1458903-5-neal_liu@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220606064935.1458903-1-neal_liu@aspeedtech.com> References: <20220606064935.1458903-1-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 2566YucU035313 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220605_235036_285065_695DBB26 X-CRM114-Status: GOOD ( 12.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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>; + };