{"id":2215756,"url":"http://patchwork.ozlabs.org/api/patches/2215756/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20260325095801.47706-3-Alexander.Feilke@ew.tq-group.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":"<20260325095801.47706-3-Alexander.Feilke@ew.tq-group.com>","list_archive_url":null,"date":"2026-03-25T09:57:55","name":"[v2,2/8] board/tq: Add common SoM API","commit_ref":null,"pull_url":null,"state":"deferred","archived":false,"hash":"47cccd8f937a9b00d6dbfb7a35789f037a2a2e96","submitter":{"id":92142,"url":"http://patchwork.ozlabs.org/api/people/92142/?format=json","name":"Feilke, Alexander","email":"Alexander.Feilke@ew.tq-group.com"},"delegate":{"id":151988,"url":"http://patchwork.ozlabs.org/api/users/151988/?format=json","username":"festevam","first_name":"Fabio","last_name":"Estevam","email":"festevam@gmail.com"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20260325095801.47706-3-Alexander.Feilke@ew.tq-group.com/mbox/","series":[{"id":497406,"url":"http://patchwork.ozlabs.org/api/series/497406/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=497406","date":"2026-03-25T09:57:54","name":"Add support for TQMa7x","version":2,"mbox":"http://patchwork.ozlabs.org/series/497406/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2215756/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2215756/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=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=ew.tq-group.com header.i=@ew.tq-group.com\n header.a=rsa-sha256 header.s=default2602 header.b=ZSiH/O9O;\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; 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a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n d=ew.tq-group.com; s=default2602; h=Content-Transfer-Encoding:MIME-Version:\n References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:\n Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From:\n Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID;\n bh=t9BpzXB3en9RK5VxsGqjTqOxAYQeC301QyKT8yBqrno=; b=ZSiH/O9OlYMFihIGOKGgABgOK9\n +D/eWnQqlCfk/gMmjsS1bC8odjd98cLb6YZPVIbhfAlMEe30ZeP/vUIXyLToiNikZGHX1eNndLdyw\n ycNOKMZb9EZ5KQxNcw7S6Mlt+XTog9HBzX+GAIf/wpf54wmb9LzSkk51LTsLJI8wBZIT5MzKYs23C\n H3z0cJmvHi2rASFE0875kiI4GzoWWZe66xRS6BhzZScREXyPXgio7ImWPFSI9Tk9C3eNMeSZ/2/zn\n XidDbTk11E76yO12C67z5Pw1pIi8Njz4axVfymHPaebAcBKtG9Lzp2gOABP7aEr+Th5KFzAFyha+e\n 4IX3R/jA==;","From":"Alexander Feilke ","To":"\"NXP i.MX U-Boot Team\" , u-boot@lists.denx.de,\n u-boot@ew.tq-group.com","Cc":"Alexander Feilke ,\n Tom Rini , Stefano Babic ,\n Fabio Estevam ,\n Alexander Feilke ,\n Peng Fan , Jaehoon Chung ,\n Max Merchel ","Subject":"[PATCH v2 2/8] board/tq: Add common SoM API","Date":"Wed, 25 Mar 2026 10:57:55 +0100","Message-Id":"<20260325095801.47706-3-Alexander.Feilke@ew.tq-group.com>","X-Mailer":"git-send-email 2.34.1","In-Reply-To":"<20260325095801.47706-1-Alexander.Feilke@ew.tq-group.com>","References":"<20260325095801.47706-1-Alexander.Feilke@ew.tq-group.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":"From: Alexander Feilke \n\nReduce code duplication by adding a default implementation.\n\nSigned-off-by: Alexander Feilke \nSigned-off-by: Max Merchel \n---\n board/tq/common/Kconfig | 3 +++\n board/tq/common/Makefile | 1 +\n board/tq/common/tq_som.c | 32 ++++++++++++++++++++++++++++++++\n board/tq/common/tq_som.h | 34 ++++++++++++++++++++++++++++++++++\n 4 files changed, 70 insertions(+)\n create mode 100644 board/tq/common/tq_som.c\n create mode 100644 board/tq/common/tq_som.h","diff":"diff --git a/board/tq/common/Kconfig b/board/tq/common/Kconfig\nindex a1896929ea3..2fe2ca30072 100644\n--- a/board/tq/common/Kconfig\n+++ b/board/tq/common/Kconfig\n@@ -11,3 +11,6 @@ config TQ_COMMON_BB\n \n config TQ_COMMON_SDMMC\n \tbool\n+\n+config TQ_COMMON_SOM\n+\tbool\ndiff --git a/board/tq/common/Makefile b/board/tq/common/Makefile\nindex ac564a713fd..4af9207da4a 100644\n--- a/board/tq/common/Makefile\n+++ b/board/tq/common/Makefile\n@@ -6,4 +6,5 @@\n #\n \n obj-$(CONFIG_TQ_COMMON_BB) += tq_bb.o\n+obj-$(CONFIG_TQ_COMMON_SOM) += tq_som.o\n obj-$(CONFIG_TQ_COMMON_SDMMC) += tq_sdmmc.o\ndiff --git a/board/tq/common/tq_som.c b/board/tq/common/tq_som.c\nnew file mode 100644\nindex 00000000000..6fb4839109b\n--- /dev/null\n+++ b/board/tq/common/tq_som.c\n@@ -0,0 +1,32 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n+/*\n+ * Copyright (c) 2025-2026 TQ-Systems GmbH ,\n+ * D-82229 Seefeld, Germany.\n+ * Author: Alexander Feilke, Max Merchel\n+ */\n+\n+#include \n+#include \n+#include \n+\n+#include \"tq_som.h\"\n+\n+void __weak tq_som_ram_init(void)\n+{\n+\t;\n+}\n+\n+/*\n+ * checks if the accessible range equals the requested RAM size.\n+ * returns true if successful, false otherwise\n+ */\n+bool tq_som_ram_check_size(long ram_size)\n+{\n+\tlong size;\n+\n+\tsize = get_ram_size((void *)PHYS_SDRAM, ram_size);\n+\tdebug(\"SPL: requested RAM size %lu MiB. accessible %lu MiB\\n\",\n+\t ram_size / (SZ_1M), size / (SZ_1M));\n+\n+\treturn (size == ram_size);\n+}\ndiff --git a/board/tq/common/tq_som.h b/board/tq/common/tq_som.h\nnew file mode 100644\nindex 00000000000..d7168eb7e46\n--- /dev/null\n+++ b/board/tq/common/tq_som.h\n@@ -0,0 +1,34 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (c) 2025-2026 TQ-Systems GmbH ,\n+ * D-82229 Seefeld, Germany.\n+ * Author: Alexander Feilke, Max Merchel\n+ */\n+\n+#ifndef __TQ_SOM_H\n+#define __TQ_SOM_H\n+\n+#include \n+#include \n+\n+void tq_som_ram_init(void);\n+\n+/* used as a wrapper to write to specific register addresses */\n+static inline void tq_som_init_write_reg(u32 address, u32 value)\n+{\n+\twritel_relaxed(value, address);\n+}\n+\n+/*\n+ * checks if the accessible range equals the requested ram size.\n+ * returns true if successful, false otherwise\n+ */\n+bool tq_som_ram_check_size(long ram_size);\n+\n+static inline void tq_som_check_bits_set(u32 address, u32 mask)\n+{\n+\twhile ((readl(address) & mask) != mask)\n+\t\t;\n+}\n+\n+#endif /* __TQ_SOM_H */\n","prefixes":["v2","2/8"]}