From patchwork Mon Feb 1 15:21:58 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Gong X-Patchwork-Id: 12059187 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 B9E01C433E0 for ; Mon, 1 Feb 2021 15:09:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8DFBA64DAD for ; Mon, 1 Feb 2021 15:09:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231226AbhBAPGo (ORCPT ); Mon, 1 Feb 2021 10:06:44 -0500 Received: from mga06.intel.com ([134.134.136.31]:33931 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231148AbhBAPGK (ORCPT ); Mon, 1 Feb 2021 10:06:10 -0500 IronPort-SDR: ADi6PMLT1KjDh7N4qkspEeQShaMMLBAAHebCCljW2HldSNOk7geNgJ3Ku2Tb1RB1VbCOcN+iXh jSP5RlUSUuBA== X-IronPort-AV: E=McAfee;i="6000,8403,9882"; a="242214687" X-IronPort-AV: E=Sophos;i="5.79,392,1602572400"; d="scan'208";a="242214687" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Feb 2021 07:02:32 -0800 IronPort-SDR: LY2JnlmMixwS3/SkzphMnCYhTbiRUHt8M0luCyNzR5k8v2fPsvrAEUjfWzwnQWib5ryNurluD1 Hu8xg4lm/v/Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.79,392,1602572400"; d="scan'208";a="369891580" Received: from marshy.an.intel.com ([10.122.105.143]) by fmsmga008.fm.intel.com with ESMTP; 01 Feb 2021 07:02:32 -0800 From: richard.gong@linux.intel.com To: mdf@kernel.org, trix@redhat.com, gregkh@linuxfoundation.org, linux-fpga@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Richard Gong Subject: [PATCHv4 5/6] dt-bindings: fpga: add authenticate-fpga-config property Date: Mon, 1 Feb 2021 09:21:58 -0600 Message-Id: <1612192919-4069-6-git-send-email-richard.gong@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1612192919-4069-1-git-send-email-richard.gong@linux.intel.com> References: <1612192919-4069-1-git-send-email-richard.gong@linux.intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-fpga@vger.kernel.org From: Richard Gong Add authenticate-fpga-config property for FPGA bitstream authentication, which makes sure a signed bitstream has valid signatures. Signed-off-by: Richard Gong --- v4: explain authenticate-fpga-config flag further v3: no change v2: put authenticate-fpga-config above partial-fpga-config update commit messages --- Documentation/devicetree/bindings/fpga/fpga-region.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt index e811cf8..e2740b6 100644 --- a/Documentation/devicetree/bindings/fpga/fpga-region.txt +++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt @@ -182,6 +182,10 @@ Optional properties: This property is optional if the FPGA Manager handles the bridges. If the fpga-region is the child of a fpga-bridge, the list should not contain the parent bridge. +- authenticate-fpga-config : boolean, set if do bitstream authentication only. + flag authenticate-fpga-config is used to first check the integrity of + the bitstream. If the authentication is passed, the user can perform + other operations. - partial-fpga-config : boolean, set if partial reconfiguration is to be done, otherwise full reconfiguration is done. - external-fpga-config : boolean, set if the FPGA has already been configured