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Tue, 4 May 2021 03:22:47 -0700 Envelope-to: git@xilinx.com, mdf@kernel.org, trix@redhat.com, robh+dt@kernel.org, arnd@arndb.de, gregkh@linuxfoundation.org, linus.walleij@linaro.org, zou_wei@huawei.com, linux-fpga@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, chinnikishore369@gmail.com Received: from [10.140.6.60] (port=35290 helo=xhdnavam40.xilinx.com) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1ldsCU-000192-4y; Tue, 04 May 2021 03:22:46 -0700 From: Nava kishore Manne To: , , , , , , , , , , , , , , , , , , , , Subject: [RFC PATCH 2/4] fpga: Add new properties to support user-key encrypted bitstream loading Date: Tue, 4 May 2021 15:52:25 +0530 Message-ID: <20210504102227.15475-3-nava.manne@xilinx.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210504102227.15475-1-nava.manne@xilinx.com> References: <20210504102227.15475-1-nava.manne@xilinx.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e4a67f74-eb95-4564-6a4e-08d90ee69ad1 X-MS-TrafficTypeDiagnostic: BN7PR02MB4993: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:8273; 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X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 May 2021 10:23:05.0898 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e4a67f74-eb95-4564-6a4e-08d90ee69ad1 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch02.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: BN1NAM02FT015.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN7PR02MB4993 Precedence: bulk List-ID: X-Mailing-List: linux-fpga@vger.kernel.org This patch Adds ‘encrypted-key-name’ and ‘encrypted-user-key-fpga-config’ properties to support user-key encrypted bitstream loading use case. Signed-off-by: Nava kishore Manne --- Documentation/devicetree/bindings/fpga/fpga-region.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt index d787d57491a1..957dc6cbcd9e 100644 --- a/Documentation/devicetree/bindings/fpga/fpga-region.txt +++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt @@ -177,6 +177,9 @@ Optional properties: it indicates that the FPGA has already been programmed with this image. If this property is in an overlay targeting a FPGA region, it is a request to program the FPGA with that image. +- encrypted-key-name : should contain the name of an encrypted key file located + on the firmware search path. It will be used to decrypt the FPGA image + file. - fpga-bridges : should contain a list of phandles to FPGA Bridges that must be controlled during FPGA programming along with the parent FPGA bridge. This property is optional if the FPGA Manager handles the bridges. @@ -187,6 +190,8 @@ Optional properties: - external-fpga-config : boolean, set if the FPGA has already been configured prior to OS boot up. - encrypted-fpga-config : boolean, set if the bitstream is encrypted +- encrypted-user-key-fpga-config : boolean, set if the bitstream is encrypted + with user key. - region-unfreeze-timeout-us : The maximum time in microseconds to wait for bridges to successfully become enabled after the region has been programmed.