Message ID | 20240514140416.156747-1-lukas.funke-oss@weidmueller.com |
---|---|
Headers | show
Return-Path: <u-boot-bounces@lists.denx.de> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=weidmueller.onmicrosoft.com header.i=@weidmueller.onmicrosoft.com header.a=rsa-sha256 header.s=selector1-weidmueller-onmicrosoft-com header.b=nXg6plrM; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org) Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4VdymH4QZkz1ymw for <incoming@patchwork.ozlabs.org>; Wed, 15 May 2024 00:05:03 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 9C6E988315; Tue, 14 May 2024 16:04:37 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=weidmueller.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; unprotected) header.d=weidmueller.onmicrosoft.com header.i=@weidmueller.onmicrosoft.com header.b="nXg6plrM"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id C3C9F88223; Tue, 14 May 2024 16:04:35 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-0.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,FORGED_SPF_HELO,SPF_HELO_PASS,T_SPF_PERMERROR autolearn=no autolearn_force=no version=3.4.2 Received: from EUR04-DB3-obe.outbound.protection.outlook.com (mail-db3eur04on070a.outbound.protection.outlook.com [IPv6:2a01:111:f400:fe0c::70a]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 0E48188280 for <u-boot@lists.denx.de>; Tue, 14 May 2024 16:04:31 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=weidmueller.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=Lukas.Funke-oss@weidmueller.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Cy61pZMn3pUb0JFgt6ls8re8t4YHKFjhOOpymZ8Zw6rrIDe3Jc9INSTRv9zT8LodrKR0+19M+NevyfBWgemIKDc2d5bsPM2AaLJggwuILQYhI71pvtvZXL5P1jdFNmabuxaYdXXoD04i5FzU5WBch6X/S7kn//3G9MLGA1MquJDAn0KvStGR3Mlt0ETciImP4cyUXSYJtzdiBUmaee9klNmqFU3C+53D/pjw2/byI9yuvllIIkHy7N1Zi5tpQFF/7o2+iSymKYLnWc7GMjKCkovw70dm40++YHLzwifwzuKhZL7GOmoRCDLXwNZudk0brtUHf8J+MlLH+WrAEZdldA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=MQeKht4k6wOe+WLn+eCWNk/wvMx4f6ayFNFLUW2+Ljg=; b=Pllt5ha1TP4fBlumzrpEtPmQXQATJCuyo3LNVP4GjkFS+b4FSBr0AqLieyX/9hDt70oUsDIcawu8s4Uoq/s7LPfdvxix6sC4qZWLiy3g8QPzp5nzgt+mbyIF/dRZ1TfqZcM59h3K6K7titSPPfodEjn02TOaHwzcfecjlBm7jKuo5/TaZPNzOOnXKq8+zwEmeUnRZvlrMDCYnpeiAp+abgLC4iJxvmRTrlpfYnFCOgM/1jkgX+2w322aMX+elBTh2YDLt8AJT6Y0UVFlePBvIcwU+g/DCSlT4gNnfazi/0kWk6XLPcMYAgVxRofveydjCfj05loeoaWsM3BmHr1ifQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=weidmueller.com; dmarc=pass action=none header.from=weidmueller.com; dkim=pass header.d=weidmueller.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=weidmueller.onmicrosoft.com; s=selector1-weidmueller-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=MQeKht4k6wOe+WLn+eCWNk/wvMx4f6ayFNFLUW2+Ljg=; b=nXg6plrM7i35tpKXtzS9zQ0aA4REivBQVFO0oPYSdWaNm7tZz8e3S43hPExfgwRG6TCzIIMH0rSHp6VbjRDhroAIDlgKqKxHgYTS+4Op1UTzjM8SrLrAfJTteYPIfeki4Dl01AM4hkbwNXBuzJDCJmPbbNAIgnZC8YXOS5+G3ag= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=weidmueller.com; Received: from AS2PR08MB8431.eurprd08.prod.outlook.com (2603:10a6:20b:55a::18) by VI1PR08MB10052.eurprd08.prod.outlook.com (2603:10a6:800:1c7::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7544.55; Tue, 14 May 2024 14:04:28 +0000 Received: from AS2PR08MB8431.eurprd08.prod.outlook.com ([fe80::aeb:1738:d59a:cee6]) by AS2PR08MB8431.eurprd08.prod.outlook.com ([fe80::aeb:1738:d59a:cee6%7]) with mapi id 15.20.7544.052; Tue, 14 May 2024 14:04:28 +0000 From: lukas.funke-oss@weidmueller.com To: u-boot@lists.denx.de Cc: Michal Simek <michal.simek@amd.com>, Lukas Funke <lukas.funke@weidmueller.com>, Algapally Santosh Sagar <santoshsagar.algapally@amd.com>, Ashok Reddy Soma <ashok.reddy.soma@amd.com>, Caleb Connolly <caleb.connolly@linaro.org>, Christian Taedcke <christian.taedcke@weidmueller.com>, Heinrich Schuchardt <xypron.glpk@gmx.de>, Ilias Apalodimas <ilias.apalodimas@linaro.org>, Jonas Karlman <jonas@kwiboo.se>, Kever Yang <kever.yang@rock-chips.com>, =?utf-8?q?Marek_Beh=C3=BAn?= <kabel@kernel.org>, Neil Armstrong <neil.armstrong@linaro.org>, Peng Fan <peng.fan@nxp.com>, Qu Wenruo <wqu@suse.com>, Simon Glass <sjg@chromium.org>, Stefan Herbrechtsmeier <stefan.herbrechtsmeier@weidmueller.com>, Stefan Roese <sr@denx.de>, Tanmay Shah <tanmay.shah@amd.com>, Tom Rini <trini@konsulko.com>, Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com>, Wan Yee Lau <wan.yee.lau@intel.com> Subject: [PATCH 0/3] Add eFuse access for ZynqMP Date: Tue, 14 May 2024 16:04:13 +0200 Message-Id: <20240514140416.156747-1-lukas.funke-oss@weidmueller.com> X-Mailer: git-send-email 2.30.2 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: FR3P281CA0207.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:a5::12) To AS2PR08MB8431.eurprd08.prod.outlook.com (2603:10a6:20b:55a::18) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS2PR08MB8431:EE_|VI1PR08MB10052:EE_ X-MS-Office365-Filtering-Correlation-Id: daf27777-58a8-4793-1b80-08dc741ec4fb X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230031|366007|1800799015|376005|7416005|52116005|38350700005; X-Microsoft-Antispam-Message-Info: 9cRAVPKQqrTxocB8zdqjrmQqE2Qzlb2EJtS/lITMGBG0rWnxPh/dDvnQEVDIys98W5XDMl8E4IF8uqK/Tvd+MUtn639ZbXC4qUxfJqaUN2TWocTptwEunhaxHU5FTodEBjyXcKRHuye7sffA6hELAuXzXwle33m/KEveUMpIKrWx3CsMph/YPgEMQa5nfa1UZgEySG/DjmWZei8Rb6rzrhqxFSb2Iq2rZCPIroEgw0t/xbPUTrKHWoLthEaCsAH4AtF1JzMe341vskETc0GhPkRGGvHV8GpVNE7zX526WgAo5MkONyu7X/Wwv53cR8hMluCMjS3OuCy+dtPZl3k7+IpLo1ZiXIYwwfvL5eywHmnw6diqoCVNJY/yykQZTfrSpKkr0EIqFWODn8UactgBOBXLwEfMRMLn5Tg0g10HdZMgehaml91cjQ2OKjVxe0Suqo2EWSEarj7Wa8KycoD50c0FgZ2cRZznj73Wm6cN67t/ePVFGBZVHkqkwTuDsz5p5WYHIZGdTPBGNWCPXxUc4xpw7OqsYXiwb3AN3uSip/YyhymKo46FE8lNP1tUG+Pb2F0mNY3Lps2Cl2PYMf5u6gydl5zsHGjBHxmIbn2idwCQ1g7uju7jbIR2kb3kkNV717lL5g6L3iVpiWskuKeS4oYzgJjVMiai+yXs72iPSxST4otrb8LJcHd+b0qTMaRxnOOYNxubUWDfR/SPlHVHR04CI/ScFfZnaDp3bc/VSkHX0IWqWymlo5cdFnV2VkBBCRew8ILzR5R3alHQEkwyY2OzuLPRoe6skMc9qY/KmaBpVw6PBoCE+f2J7pUcIQJ0sWTuhs4hPA+YQbTsbaMsVEd6iu3DNhUBSlhYm1nbVxdyPwW3EePGKvJ1FiZA1P6yDHDeLebHFkklgywso/wyEoQMyPS21Z0UIP/mgWYom1LGVwCIm5Td5LmKZwgledPO+7TvL08/5nLpOL8gIIP4S9JQs0Da6WhXfMRyj/BxlrIzl6+mUBON4U+mgcSEeyGzHsbeM4hXELmfEG393NSXMDBUf28/sDLRrVVQI3LfBmko686dntfS+kmqBtYBgbA1xAsdlukWUg7wUrGfZ1GIJI+wJZICOGkZyaDQZcwVGMAeiqQZPI8tRtUz3vDGcjupSsQpzKTtHY2PSCzLzFhHoijPxURyDPUWoQ4lId/x0kwLAsYCPOtBqvccfQj+aCioQzBdmeJykQsjBwgxWY42oUpk4roWfGAWyG+/B+hOzEM4hsvbVZANj6AurLfqyS6o2/cRYxDvMPePlzeznSjsQQ== X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:AS2PR08MB8431.eurprd08.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230031)(366007)(1800799015)(376005)(7416005)(52116005)(38350700005); DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: weidmueller.com X-MS-Exchange-CrossTenant-Network-Message-Id: daf27777-58a8-4793-1b80-08dc741ec4fb X-MS-Exchange-CrossTenant-AuthSource: AS2PR08MB8431.eurprd08.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 May 2024 14:04:28.3606 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: e4289438-1c5f-4c95-a51a-ee553b8b18ec X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: +3s43rE+ZN9Q/AOKRlxENObJO7q4+HWfaXa0pvyfdk+ub62qKQm8PeJd8sagWsHQtEpcojXB+lN3pyl2lRlx7w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR08MB10052 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion <u-boot.lists.denx.de> List-Unsubscribe: <https://lists.denx.de/options/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=unsubscribe> List-Archive: <https://lists.denx.de/pipermail/u-boot/> List-Post: <mailto:u-boot@lists.denx.de> List-Help: <mailto:u-boot-request@lists.denx.de?subject=help> List-Subscribe: <https://lists.denx.de/listinfo/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=subscribe> Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" <u-boot-bounces@lists.denx.de> X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean |
Series | Add eFuse access for ZynqMP | expand |
On Tue, 14 May 2024 16:04:13 +0200 lukas.funke-oss@weidmueller.com wrote: > From: Lukas Funke <lukas.funke@weidmueller.com> > > > This series adds a driver to read and write ZynqMP eFuses [1]. The > driver can be accessed by the 'efuse_read' and 'efuse_write' subcommands > of the 'zynqmp' command. Vendor specific commands aren't great. There is the 'fuse' command in u-boot. You need to implement the fuse_read() fuse_sense() fuse_prog() fuse_override() functions. See for example arch/arm/mach-mvebu/efuse.c, or other implementations. Please don't invent new vendor specific commands in new code, it is an antipattern. Marek
From: Lukas Funke <lukas.funke@weidmueller.com> This series adds a driver to read and write ZynqMP eFuses [1]. The driver can be accessed by the 'efuse_read' and 'efuse_write' subcommands of the 'zynqmp' command. Example: => zynqmp efuse_read 0xc 0xc 00000000: 85 66 b1 32 43 f2 4a 02 00 00 00 40 .f.<D.:....@ Note: Accessing eFuses requires eFuse access to be enabled in the underlying PMU firmware. Use cases are: - Reading/writing user specific eFuses to enable device specific implementations - Revoking SPK IDs - Reading SoC version/DNA [1] https://docs.amd.com/r/en-US/ug1085-zynq-ultrascale-trm/eFUSE Lukas Funke (3): firmware: zynqmp: Add support to access efuses amd64: zynqmp: Add command to program efuses drivers: misc: Add driver to access ZynqMP efuses board/xilinx/zynqmp/cmds.c | 101 ++++++++++++++ drivers/firmware/firmware-zynqmp.c | 31 +++++ drivers/misc/Kconfig | 8 ++ drivers/misc/Makefile | 1 + drivers/misc/zynqmp_efuse.c | 213 +++++++++++++++++++++++++++++ include/zynqmp_firmware.h | 2 + 6 files changed, 356 insertions(+) create mode 100644 drivers/misc/zynqmp_efuse.c