From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 19 Dec 2025 14:40:50 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vWaiw-00DDOc-0i for lore@lore.pengutronix.de; Fri, 19 Dec 2025 14:40:50 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vWaiv-0001sY-DL for lore@pengutronix.de; Fri, 19 Dec 2025 14:40:50 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To: Content-Transfer-Encoding:Content-Type:MIME-Version:Message-Id:Date:Subject: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=aNyALEMa31XGcQVJdZpmbmL2LORGQrDhjKnZrv30sVU=; b=p60WTPKg0XE+5y rVmDbE66YfyBWXC8ufeZyX7XsvdhFzn5My3ctgffrQvjvShdI0TyTSMF77iZPjVFuh4WvEsF4B20Y mVY18bui2bzTQnny0CEUUE96B9Rs+69CpN45ROySyfyeFD9Ny7y7RrTcAew2FZJUi90t6VmG3WH+T Y1cZ1BHU9SqTN1XSguw7wBuVD0pZMGKfLEkIIpO4d5dBRiEvMlQR+x3SSX97fESqTVLXgOsIJBTqd OryOCqQhWT4822nZK1sPtyXsvDljaPfPRI+byVQAKjqtn3Cw1C2lIgoiCLfRZNwNT7fo1mt3S/L81 VggY9Kw5IeMNJAk9WtIw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vWaiB-0000000AMXT-38mM; Fri, 19 Dec 2025 13:40:03 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vWai8-0000000AMUw-0NhN for barebox@lists.infradead.org; Fri, 19 Dec 2025 13:40:02 +0000 Received: from dude06.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::5c]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1vWai3-0001XS-Vj; Fri, 19 Dec 2025 14:39:55 +0100 From: Fabian Pflug Date: Fri, 19 Dec 2025 14:39:52 +0100 Message-Id: <20251219-v2025-11-0-topic-imx6-field-return-v4-0-57eec237ceaf@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAKhVRWkC/5XNwa6CMBAF0F8xXTuGaaG0b/X+w7gAOtVJtJCCD cbw7xZXJrrQ3dy5ybl3MVJkGsXf5i4iJR65DzmU243oTk04ErDLWchCVijRQFovQIQCpn7gDvg ya/BMZweRpmsM4FRbeklV1fhWZGiI5Hl+juwPOZ94nPp4e24mXL8/8WktVW0QS4XWOP0/UDhep 9gHnneOxLqR5Ktrv3JlLqW2uuk0NiTdR1f97qpcalt4R21tbG3e3GVZHuoyHR2JAQAA X-Change-ID: 20251218-v2025-11-0-topic-imx6-field-return-d3b4f2e55afb To: Marco Felsch , BAREBOX , Lucas Stach , Ahmad Fatoum Cc: Fabian Pflug X-Mailer: b4 0.14.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251219_054000_142988_DE58C3AC X-CRM114-Status: UNSURE ( 8.38 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v4 0/5] i.mx: hab/ocotop: extend field return to i.MX6 X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Field return handling was only implemented for the i.MX8* processors. Extend this with support for i.MX6 and extend the hab command with an option to burn the field return fuse in case the field return sticky bit might be unlocked. Signed-off-by: Fabian Pflug --- Changes in v4: - Change order of patches. Fix first, then new features. - Link to v3: https://lore.barebox.org/barebox/20251219-v2025-11-0-topic-imx6-field-return-v3-0-690fdeb78978@pengutronix.de Changes in v3: - Fix nitpick by Marco - Added reviewed-by - Fix broken mainline version of UID in CST. (Tested on i.MX6Q) - Change wording for hab command help. - Link to v2: https://lore.barebox.org/barebox/20251219-v2025-11-0-topic-imx6-field-return-v2-0-2696ac61ae2d@pengutronix.de Changes in v2: - Added reviewed-by - Added imx6_hab_field_return_ocotp and reintroduced the imx8m_hab_field_return_ocotp, but also add a new helperfunction for both to call. - Implemented Marcos changes for commands/hab.c, but changed indentation. - Link to v1: https://lore.kernel.org/r/20251218-v2025-11-0-topic-imx6-field-return-v1-0-3781143198d6@pengutronix.de --- Fabian Pflug (5): i.MX: HAB: fix field return unlock fuse uid arm: mach-imx6: use kconfig for field return nvmem: ocotp: extend support to query the sticky bit i.MX: HAB: extend field_return support to imx6 commands: hab: extend by field_return fuse burn arch/arm/mach-imx/Kconfig | 35 +++++++++++++++------------ commands/hab.c | 24 +++++++++++++++--- drivers/hab/hab.c | 34 ++++++++++++++++---------- drivers/nvmem/ocotp.c | 12 ++++++--- include/mach/imx/habv4-imx6-gencsf-template.h | 11 +++------ include/mach/imx/habv4-imx8-gencsf.h | 2 +- include/mach/imx/ocotp-fusemap.h | 1 + scripts/Makefile.lib | 2 +- 8 files changed, 74 insertions(+), 47 deletions(-) --- base-commit: d6f0974673c0e3da00f8d0789d6302a43f3e478d change-id: 20251218-v2025-11-0-topic-imx6-field-return-d3b4f2e55afb Best regards, -- Fabian Pflug