{"id":2219825,"url":"http://patchwork.ozlabs.org/api/patches/2219825/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20260404152640.3297713-8-dario.binacchi@amarulasolutions.com/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260404152640.3297713-8-dario.binacchi@amarulasolutions.com>","list_archive_url":null,"date":"2026-04-04T15:23:34","name":"[v2,7/7] board: st: stm32mp25: support dynamic A/B bank bootup","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"581eb9517ee66e6f15e1c034aca642b9c848d042","submitter":{"id":83038,"url":"http://patchwork.ozlabs.org/api/people/83038/?format=json","name":"Dario Binacchi","email":"dario.binacchi@amarulasolutions.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20260404152640.3297713-8-dario.binacchi@amarulasolutions.com/mbox/","series":[{"id":498734,"url":"http://patchwork.ozlabs.org/api/series/498734/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=498734","date":"2026-04-04T15:23:27","name":"Support metadata-driven A/B boot for STM32MP25","version":2,"mbox":"http://patchwork.ozlabs.org/series/498734/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2219825/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2219825/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=amarulasolutions.com header.i=@amarulasolutions.com\n header.a=rsa-sha256 header.s=google header.b=j0CpTbU+;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org)","phobos.denx.de;\n dmarc=pass (p=none dis=none) header.from=amarulasolutions.com","phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de","phobos.denx.de;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=amarulasolutions.com header.i=@amarulasolutions.com\n header.b=\"j0CpTbU+\";\n\tdkim-atps=neutral","phobos.denx.de; dmarc=pass (p=none dis=none)\n header.from=amarulasolutions.com","phobos.denx.de; spf=pass\n smtp.mailfrom=dario.binacchi@amarulasolutions.com"],"Received":["from phobos.denx.de (phobos.denx.de\n [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fnzxg2RPZz1xtJ\n\tfor ; Sun, 05 Apr 2026 02:28:07 +1100 (AEDT)","from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id B729184180;\n\tSat, 4 Apr 2026 17:27:10 +0200 (CEST)","by phobos.denx.de (Postfix, from userid 109)\n id 492C284129; Sat, 4 Apr 2026 17:27:07 +0200 (CEST)","from mail-wr1-x430.google.com (mail-wr1-x430.google.com\n [IPv6:2a00:1450:4864:20::430])\n (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id 4B42483A8C\n for ; Sat, 4 Apr 2026 17:27:05 +0200 (CEST)","by mail-wr1-x430.google.com with SMTP id\n ffacd0b85a97d-43cf906b007so1483612f8f.0\n for ; Sat, 04 Apr 2026 08:27:05 -0700 (PDT)","from dario-ThinkPad-P14s-Gen-5.homenet.telecomitalia.it\n (host-87-9-100-184.retail.telecomitalia.it. [87.9.100.184])\n by smtp.gmail.com with ESMTPSA id\n ffacd0b85a97d-43d1e4f1a99sm28059462f8f.32.2026.04.04.08.27.03\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Sat, 04 Apr 2026 08:27:04 -0700 (PDT)"],"X-Spam-Checker-Version":"SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de","X-Spam-Level":"","X-Spam-Status":"No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,\n DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED,\n SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.2","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=amarulasolutions.com; s=google; t=1775316424; x=1775921224;\n darn=lists.denx.de;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:from:to:cc:subject:date\n :message-id:reply-to;\n bh=pvGO0HArPxKblfO1hvPOj1oWNQ73LOhu35jHyXZXYrs=;\n b=j0CpTbU+1HsmuWshvi5WVETq97en7oyTSjWFR4O0p1Iu+5ArlVGegYvQgoiojjr0s5\n S3MUfPid8561P18HV8QuaS/MyxhWJpyXARsb2JN6bS5MlVkxAIe0S7wPvfQojjNzPVu4\n TyhXcPIVWbboYY4AE+nPJBvI4CKaRNRqUW3CM=","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1775316424; x=1775921224;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from\n :to:cc:subject:date:message-id:reply-to;\n bh=pvGO0HArPxKblfO1hvPOj1oWNQ73LOhu35jHyXZXYrs=;\n b=tCJZDWd0Y6VThbUgjXOwuVSbEsWzK7u4JYW1HEbQsEHWb7S4BuS3h4znebOgrIViv1\n /kR7zFSl9YaQcYwJEQxuld9hC25UtYABb8qnAOY0PhbAUd5MKMnr+7FHsRvff/ZTK1mW\n l8VXhgP0AohurU/kPA5mAkSYToRKFDrU3cfV7s79WyYQdmHY+sTKIA2bKLQtu80Mb32W\n AIzSfvsIlYUPjHAL50TKsRfUs1KN4/6FaErg+PSQSaPPkJ8IBvnGAWGz9x5EgrOJX66F\n v3dM2+W6t22qNOhdMIGXaaee6KnTqNwHfL/ptB6P/hSZ8iedlDIfgj9ZKNONRE0kPBRO\n SxLg==","X-Gm-Message-State":"AOJu0Yxecr0KsFdEVGHQV8Z4/PCW6doyde3l0y+P7OMg8L77I0/zuNZS\n BbdLN5V55f3xpzIW+GUD4xTP6NUPCtyTDkPhJhMeBrN0cNZ7tzR1YbrHLSYlmgeq4qbBj7n2yEm\n vSRNS","X-Gm-Gg":"AeBDietzk1zETEIIRGmXyzBWUwxKqQBccCy+RxdZs9hYzIZwjtT8XGjXpE8ol1LjdXE\n Cv3A3ulmnC+9ElJ/DYRCG/h7vPkHIWGd+EoDpZiV0uSQ+uSr4FF/2YkFZ+ghGy9448E/imSA43E\n O/a2b/6yusuSBUR62OQS8pIkHdmKWLRz0YOrqaUHpCIvQnJpzqavxHcQIHBSo1dXunnGwYHrGJ4\n yr29G8EqDEEa37Vrmks2yKlOsR5jawyDWqaHBkgBkn85NViPbjBMCDMfkX7MpH5mrY6zxGwnVFz\n YZskYn5ME/FSQ3Dqpr0PbTdck/D1rm67+jRgDAYmZtVd1tu5ueZWVdxNRgVCTC4ZmN2LQktmxOT\n 7PXBdjskugBFjjend1e7xxYay31s5yEXxns6wKE3gE4PR6Gl2ZzCjP+e24bomjC9DptZMXy3q2N\n 5n5ODwVM/xGfLKM3NuOXFw6sHH25TyNWAFLRt6xSfmATmKiJy1qeHGUx0NRn1EdGwP9jN3zWKwr\n ZoyuHKm+rZupfdVHVb6lyXldGpIjV4OUqw+U30K8Cgb/ozNZ89LnXSmrZfAqFQmhvxM3HFpxtKi\n 8vdN+5JT0YEo8605Y9KDr5hh","X-Received":"by 2002:adf:ec4c:0:b0:43d:30d1:857c with SMTP id\n ffacd0b85a97d-43d30d1859bmr4013249f8f.7.1775316424542;\n Sat, 04 Apr 2026 08:27:04 -0700 (PDT)","From":"Dario Binacchi ","To":"u-boot@lists.denx.de","Cc":"linux-amarula@amarulasolutions.com,\n Dario Binacchi ,\n Marek Vasut ,\n Patrice Chotard ,\n Patrick Delaunay ,\n Quentin Schulz , Tom Rini ,\n uboot-stm32@st-md-mailman.stormreply.com","Subject":"[PATCH v2 7/7] board: st: stm32mp25: support dynamic A/B bank bootup","Date":"Sat, 4 Apr 2026 17:23:34 +0200","Message-ID":"<20260404152640.3297713-8-dario.binacchi@amarulasolutions.com>","X-Mailer":"git-send-email 2.43.0","In-Reply-To":"<20260404152640.3297713-1-dario.binacchi@amarulasolutions.com>","References":"<20260404152640.3297713-1-dario.binacchi@amarulasolutions.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"u-boot@lists.denx.de","X-Mailman-Version":"2.1.39","Precedence":"list","List-Id":"U-Boot discussion ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" ","X-Virus-Scanned":"clamav-milter 0.103.8 at phobos.denx.de","X-Virus-Status":"Clean"},"content":"Enable automatic detection of the active A/B bank by retrieving\npartition GUIDs from FWU metadata.\n\nThis ensures the system correctly identifies the bootable partitions\neven in multi-bank scenarios, falling back to a standard bootable flag\nscan if the UUIDs are missing.\n\nTo enable A/B bank bootup on stm32mp25 boards, add the following Kconfig\noptions to the stm32mp25_defconfig:\n\n CONFIG_FWU_MULTI_BANK_UPDATE=y\n CONFIG_FWU_MDATA=y\n CONFIG_FWU_NUM_BANKS=2\n CONFIG_FWU_NUM_IMAGES_PER_BANK=3\n CONFIG_CMD_FWU_METADATA=y\n CONFIG_FWU_MDATA_V2=y\n\nSigned-off-by: Dario Binacchi \n\n---\n\nChanges in v2:\n- Pass efi_guid_t by pointer in fwu_mdata_get_image_guid() calls.\n\n board/st/stm32mp2/stm32mp2.c | 25 +++++++++++++++++++++++++\n include/configs/stm32mp25_st_common.h | 15 +++++++++++++++\n 2 files changed, 40 insertions(+)","diff":"diff --git a/board/st/stm32mp2/stm32mp2.c b/board/st/stm32mp2/stm32mp2.c\nindex 43bc583378e6..cb9a33252212 100644\n--- a/board/st/stm32mp2/stm32mp2.c\n+++ b/board/st/stm32mp2/stm32mp2.c\n@@ -208,4 +208,29 @@ void fwu_plat_get_bootidx(uint *boot_idx)\n \t*boot_idx = (readl(TAMP_FWU_BOOT_INFO_REG) >>\n \t\t TAMP_FWU_BOOT_IDX_OFFSET) & TAMP_FWU_BOOT_IDX_MASK;\n }\n+\n+int fwu_platform_hook(struct udevice *dev, struct fwu_data *data)\n+{\n+\tuint boot_idx;\n+\tefi_guid_t boot_uuid, root_uuid;\n+\tconst efi_guid_t boot_type_guid = PARTITION_XBOOTLDR;\n+\tconst efi_guid_t root_type_guid =\n+\t\tPARTITION_LINUX_FILE_SYSTEM_DATA_GUID;\n+\tchar uuidbuf[UUID_STR_LEN + 1];\n+\n+\tfwu_plat_get_bootidx(&boot_idx);\n+\n+\tif (!fwu_mdata_get_image_guid(&boot_uuid, &boot_type_guid,\n+\t\t\t\t boot_idx) &&\n+\t !fwu_mdata_get_image_guid(&root_uuid, &root_type_guid,\n+\t\t\t\t boot_idx)) {\n+\t\tuuid_bin_to_str(boot_uuid.b, uuidbuf, UUID_STR_FORMAT_GUID);\n+\t\tenv_set(\"boot_partuuid\", uuidbuf);\n+\n+\t\tuuid_bin_to_str(root_uuid.b, uuidbuf, UUID_STR_FORMAT_GUID);\n+\t\tenv_set(\"root_partuuid\", uuidbuf);\n+\t}\n+\n+\treturn 0;\n+}\n #endif /* CONFIG_FWU_MULTI_BANK_UPDATE */\ndiff --git a/include/configs/stm32mp25_st_common.h b/include/configs/stm32mp25_st_common.h\nindex cb679eb1be22..0b0267ae99b0 100644\n--- a/include/configs/stm32mp25_st_common.h\n+++ b/include/configs/stm32mp25_st_common.h\n@@ -8,7 +8,22 @@\n #ifndef __CONFIG_STM32MP25_ST_COMMON_H__\n #define __CONFIG_STM32MP25_ST_COMMON_H__\n \n+#ifdef CONFIG_FWU_MULTI_BANK_UPDATE\n+#define SCAN_DEV_FOR_BOOT_PARTS \\\n+\t\"setenv devplist; \" \\\n+\t\"env exists boot_partuuid && \" \\\n+\t\t\"part number ${devtype} ${devnum} ${boot_partuuid} devplist; \" \\\n+\t\"env exists devplist || \" \\\n+\t\t\"part list ${devtype} ${devnum} -bootable devplist; \"\n+\n+#define ST_STM32MP25_FWU_ENV \\\n+\t\"altbootcmd=${bootcmd}\\0\"\n+#else\n+#define ST_STM32MP25_FWU_ENV\n+#endif\n+\n #define STM32MP_BOARD_EXTRA_ENV \\\n+\tST_STM32MP25_FWU_ENV \\\n \t\"usb_pgood_delay=2000\\0\" \\\n \t\"console=ttySTM0\\0\"\n \n","prefixes":["v2","7/7"]}