From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 839CCC433DF for ; Tue, 26 May 2020 13:16:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5AABF208A7 for ; Tue, 26 May 2020 13:16:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="vAAQRH4G" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728930AbgEZNQS (ORCPT ); Tue, 26 May 2020 09:16:18 -0400 Received: from lelv0142.ext.ti.com ([198.47.23.249]:48124 "EHLO lelv0142.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727009AbgEZNQS (ORCPT ); Tue, 26 May 2020 09:16:18 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 04QDGDwJ006901; Tue, 26 May 2020 08:16:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1590498973; bh=eqGhzMDtI1ZxYG/zUvjhuAYLtAp8+AxdQqxcet91B1E=; h=Subject:From:To:CC:References:Date:In-Reply-To; b=vAAQRH4G0xAWHCaDAE+NVGmezreS/rZUpFPZvcURf8eTHMldyguffUQSYspAkY5wi 6GICLR/PQRHyB2Xtcv/PbxQrqWK2YwRUkfVcn8qeJzrIYix1QDO7LeKp2s+yy9lJ3Q jXvPPvmhUdg6fqfniNtlIyWxx6rGyVvlrKScvf+w= Received: from DFLE104.ent.ti.com (dfle104.ent.ti.com [10.64.6.25]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id 04QDGDlq085703; Tue, 26 May 2020 08:16:13 -0500 Received: from DFLE108.ent.ti.com (10.64.6.29) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 26 May 2020 08:16:12 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Tue, 26 May 2020 08:16:12 -0500 Received: from [127.0.0.1] (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 04QDG9rf128095; Tue, 26 May 2020 08:16:11 -0500 Subject: Re: [PATCHv3 1/7] dt-bindings: crypto: Add TI SA2UL crypto accelerator documentation From: Tero Kristo To: , , CC: Keerthy , Rob Herring , References: <20200511215343.GA10123@bogus> <20200514125005.23641-1-t-kristo@ti.com> Message-ID: Date: Tue, 26 May 2020 16:16:08 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200514125005.23641-1-t-kristo@ti.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org On 14/05/2020 15:50, Tero Kristo wrote: > From: Keerthy > > The Security Accelerator Ultra Lite (SA2UL) subsystem provides hardware > cryptographic acceleration for the following use cases: > > * Encryption and authentication for secure boot > * Encryption and authentication of content in applications > requiring DRM (digital rights management) and > content/asset protection > > SA2UL provides support for number of different cryptographic algorithms > including SHA1, SHA256, SHA512, AES, 3DES, and various combinations of > the previous for AEAD use. > > Cc: Rob Herring > Cc: devicetree@vger.kernel.org > Signed-off-by: Keerthy > [t-kristo@ti.com: converted documentation to yaml] > Signed-off-by: Tero Kristo > --- > v3: > - fixed a typo in rng child node regex Rob, any comments on this one? I did post the patch for converting omap-rng (the child node) to schema also. -Tero > > .../devicetree/bindings/crypto/ti,sa2ul.yaml | 76 +++++++++++++++++++ > 1 file changed, 76 insertions(+) > create mode 100644 Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml > > diff --git a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml > new file mode 100644 > index 000000000000..27bb3a7e2b87 > --- /dev/null > +++ b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml > @@ -0,0 +1,76 @@ > +# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/crypto/ti,sa2ul.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: K3 SoC SA2UL crypto module > + > +maintainers: > + - Tero Kristo > + > +properties: > + compatible: > + enum: > + - ti,j721e-sa2ul > + - ti,am654-sa2ul > + > + reg: > + maxItems: 1 > + > + power-domains: > + maxItems: 1 > + > + dmas: > + items: > + - description: TX DMA Channel > + - description: RX DMA Channel #1 > + - description: RX DMA Channel #2 > + > + dma-names: > + items: > + - const: tx > + - const: rx1 > + - const: rx2 > + > + dma-coherent: true > + > + "#address-cells": > + const: 2 > + > + "#size-cells": > + const: 2 > + > + ranges: > + description: > + Address translation for the possible RNG child node for SA2UL > + > +patternProperties: > + "^rng@[a-f0-9]+$": > + type: object > + description: > + Child RNG node for SA2UL > + > +required: > + - compatible > + - reg > + - power-domains > + - dmas > + - dma-names > + - dma-coherent > + > +additionalProperties: false > + > +examples: > + - | > + #include > + > + main_crypto: crypto@4e00000 { > + compatible = "ti,j721-sa2ul"; > + reg = <0x0 0x4e00000 0x0 0x1200>; > + power-domains = <&k3_pds 264 TI_SCI_PD_EXCLUSIVE>; > + dmas = <&main_udmap 0xc000>, <&main_udmap 0x4000>, > + <&main_udmap 0x4001>; > + dma-names = "tx", "rx1", "rx2"; > + dma-coherent; > + }; > -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki