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Update a patch.
GET /api/1.2/patches/2235246/?format=api
{ "id": 2235246, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2235246/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/40dab2a66e32cda7db755402a27403307709f9a7.1778277334.git.aidan@wolfssl.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/1.2/projects/18/?format=api", "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": "<40dab2a66e32cda7db755402a27403307709f9a7.1778277334.git.aidan@wolfssl.com>", "list_archive_url": null, "date": "2026-05-09T00:04:12", "name": "[v3,05/12] tpm: add wolfTPM build rules and Kconfig", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "9339f3e641e72c05ef981d43cf25aef125d67686", "submitter": { "id": 92785, "url": "http://patchwork.ozlabs.org/api/1.2/people/92785/?format=api", "name": "Aidan Garske", "email": "aidan@wolfssl.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/40dab2a66e32cda7db755402a27403307709f9a7.1778277334.git.aidan@wolfssl.com/mbox/", "series": [ { "id": 503464, "url": "http://patchwork.ozlabs.org/api/1.2/series/503464/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=503464", "date": "2026-05-09T00:04:07", "name": "tpm: Add wolfTPM library support for TPM 2.0", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/503464/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2235246/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2235246/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": 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"Aidan Garske <aidan@wolfssl.com>", "To": "u-boot@lists.denx.de", "Cc": "David Garske <david@wolfssl.com>,\n Ilias Apalodimas <ilias.apalodimas@linaro.org>", "Subject": "[PATCH v3 05/12] tpm: add wolfTPM build rules and Kconfig", "Date": "Fri, 8 May 2026 17:04:12 -0700", "Message-ID": "\n <40dab2a66e32cda7db755402a27403307709f9a7.1778277334.git.aidan@wolfssl.com>", "X-Mailer": "git-send-email 2.47.3", "In-Reply-To": "<cover.1778277334.git.aidan@wolfssl.com>", "References": "<cover.1778277334.git.aidan@wolfssl.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Mailman-Approved-At": "Sat, 09 May 2026 02:40:11 +0200", "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>,\n <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>,\n <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" }, "content": "From: Aidan <aidan@wolfssl.com>\n\nHook the wolfTPM source tree (imported as a subtree at lib/wolftpm/ in\nthe preceding commits) into the U-Boot build and add upstream-pull\nsupport to tools/update-subtree.sh, matching how mbedtls, dts, and lwip\nare maintained.\n\nlib/Kconfig:\n Adds CONFIG_TPM_WOLF under library routines, depending on DM,\n implying DM_RNG, and selecting SHA1.\n\nlib/Makefile:\n When CONFIG_TPM_WOLF and CONFIG_TPM_V2 are both enabled, compiles\n wolfTPM core source files (tpm2.c, tpm2_packet.c, tpm2_tis.c,\n tpm2_wrap.c, tpm2_param_enc.c) and the HAL layer (tpm_io.c).\n Sets -I include paths and -DWOLFTPM_USER_SETTINGS so wolfTPM picks\n up include/configs/user_settings.h.\n\ntools/update-subtree.sh:\n Registers the wolftpm subtree (path lib/wolftpm, upstream\n https://github.com/wolfssl/wolfTPM.git) so the existing pull/pick\n workflow can be used for future wolfTPM updates.\n\nSigned-off-by: Aidan Garske <aidan@wolfssl.com>\n---\n lib/Kconfig | 13 +++++++++++++\n lib/Makefile | 17 +++++++++++++++++\n tools/update-subtree.sh | 7 ++++++-\n 3 files changed, 36 insertions(+), 1 deletion(-)", "diff": "diff --git a/lib/Kconfig b/lib/Kconfig\nindex 931d5206936..b7dc422e94c 100644\n--- a/lib/Kconfig\n+++ b/lib/Kconfig\n@@ -500,6 +500,19 @@ config TPM\n \t If you want a fully functional TPM enable all hashing algorithms.\n \t If you enabled measured boot all hashing algorithms are selected.\n \n+config TPM_WOLF\n+\tbool \"Enable wolfTPM support\"\n+\tdepends on DM\n+\timply DM_RNG\n+\tselect SHA1\n+\thelp\n+\t This option enables support for wolfTPM in U-Boot. wolfTPM is a\n+\t portable, open-source TPM 2.0 stack licensed under GPLv2. Enabling\n+\t this option allows U-Boot to interact with the TPM via wolfTPM,\n+\t including firmware updates, PCR extend, and other TPM 2.0\n+\t operations. The wolfTPM source tree lives under lib/wolftpm/ as\n+\t a subtree (see tools/update-subtree.sh).\n+\n config SPL_TPM\n \tbool \"Trusted Platform Module (TPM) Support in SPL\"\n \tdepends on SPL_DM\ndiff --git a/lib/Makefile b/lib/Makefile\nindex 70667f3728c..0753e33d69e 100644\n--- a/lib/Makefile\n+++ b/lib/Makefile\n@@ -64,6 +64,23 @@ obj-$(CONFIG_EFI_TCG2_PROTOCOL) += tpm_tcg2.o\n obj-$(CONFIG_MEASURED_BOOT) += tpm_tcg2.o\n endif\n \n+# wolfTPM (TPM 2.0 stack, including firmware update support)\n+ifeq ($(CONFIG_TPM_WOLF),y)\n+ifeq ($(CONFIG_TPM_V2),y)\n+ccflags-y += -I$(srctree)/lib/wolftpm \\\n+\t -I$(srctree)/include/configs \\\n+\t -DWOLFTPM_USER_SETTINGS\n+obj-y += wolftpm/hal/tpm_io.o\n+obj-$(CONFIG_WOLFTPM_LINUX_DEV) += wolftpm/src/tpm2_linux.o\n+obj-y += wolftpm/src/tpm2.o\n+obj-y += wolftpm/src/tpm2_packet.o\n+obj-y += wolftpm/src/tpm2_tis.o\n+obj-y += wolftpm/src/tpm2_wrap.o\n+obj-y += wolftpm/src/tpm2_param_enc.o\n+obj-y += wolftpm.o\n+endif\n+endif\n+\n obj-$(CONFIG_$(PHASE_)CRC8) += crc8.o\n obj-$(CONFIG_$(PHASE_)CRC16) += crc16.o\n obj-$(CONFIG_$(PHASE_)CRC16) += crc16-ccitt.o\ndiff --git a/tools/update-subtree.sh b/tools/update-subtree.sh\nindex 536b3318573..c5963e6a3ae 100755\n--- a/tools/update-subtree.sh\n+++ b/tools/update-subtree.sh\n@@ -17,7 +17,7 @@ set -e\n print_usage() {\n echo \"usage: $0 <op> <subtree-name> <ref>\"\n echo \" <op> pull or pick\"\n- echo \" <subtree-name> mbedtls or dts or lwip\"\n+ echo \" <subtree-name> mbedtls or dts or lwip or wolftpm\"\n echo \" <ref> release tag [pull] or commit id [pick]\"\n }\n \n@@ -47,6 +47,11 @@ set_params() {\n repo_url=https://git.savannah.gnu.org/git/lwip.git\n remote_name=\"lwip_upstream\"\n ;;\n+ wolftpm)\n+ path=lib/wolftpm\n+ repo_url=https://github.com/wolfssl/wolfTPM.git\n+ remote_name=\"wolftpm_upstream\"\n+ ;;\n *)\n echo \"Invalid subtree name: $subtree_name\"\n print_usage\n", "prefixes": [ "v3", "05/12" ] }