Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/2216158/?format=api
{ "id": 2216158, "url": "http://patchwork.ozlabs.org/api/patches/2216158/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20260325223232.1553212-3-raymondmaoca@gmail.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/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": "<20260325223232.1553212-3-raymondmaoca@gmail.com>", "list_archive_url": null, "date": "2026-03-25T22:32:18", "name": "[v3,02/16] spacemit: k1: enable SPL with debug UART", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a6e942c51c4d38d218833489f84821a90bb1602e", "submitter": { "id": 91989, "url": "http://patchwork.ozlabs.org/api/people/91989/?format=api", "name": "Raymond Mao", "email": "raymondmaoca@gmail.com" }, "delegate": { "id": 20174, "url": "http://patchwork.ozlabs.org/api/users/20174/?format=api", "username": "Andes", "first_name": "Andes", "last_name": "", "email": "uboot@andestech.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20260325223232.1553212-3-raymondmaoca@gmail.com/mbox/", "series": [ { "id": 497518, "url": "http://patchwork.ozlabs.org/api/series/497518/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=497518", "date": "2026-03-25T22:32:17", "name": "Add board support for Spacemit K1 SoC in SPL", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/497518/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2216158/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2216158/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": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=TGr2szc0;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=85.214.62.61; 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=gmail.com", "phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de", "phobos.denx.de;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.b=\"TGr2szc0\";\n\tdkim-atps=neutral", "phobos.denx.de;\n dmarc=pass (p=none dis=none) header.from=gmail.com", "phobos.denx.de;\n spf=pass smtp.mailfrom=raymondmaoca@gmail.com" ], "Received": [ "from phobos.denx.de (phobos.denx.de [85.214.62.61])\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 4fh1rk0S3tz1y1G\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 26 Mar 2026 09:33:10 +1100 (AEDT)", "from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id 9633583F6D;\n\tWed, 25 Mar 2026 23:32:56 +0100 (CET)", "by phobos.denx.de (Postfix, from userid 109)\n id 7641583A1B; Wed, 25 Mar 2026 23:32:55 +0100 (CET)", "from mail-qk1-x72a.google.com (mail-qk1-x72a.google.com\n [IPv6:2607:f8b0:4864:20::72a])\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 4C1AB83A41\n for <u-boot@lists.denx.de>; Wed, 25 Mar 2026 23:32:53 +0100 (CET)", "by mail-qk1-x72a.google.com with SMTP id\n af79cd13be357-8cfd44fa075so59902885a.0\n for <u-boot@lists.denx.de>; Wed, 25 Mar 2026 15:32:53 -0700 (PDT)", "from ubuntu.localdomain (173-206-124-85.cpe.distributel.net.\n [173.206.124.85]) by smtp.gmail.com with ESMTPSA id\n af79cd13be357-8d00e39fc17sm101540185a.5.2026.03.25.15.32.50\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Wed, 25 Mar 2026 15:32:51 -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=-1.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,\n DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_GMAIL_RCVD,FREEMAIL_FROM,\n RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=no\n autolearn_force=no version=3.4.2", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=gmail.com; s=20251104; t=1774477972; x=1775082772; 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=ikpV2FclKujxJS7XPp5wl1ihJnSQAjleLdz1MTj3Vpw=;\n b=TGr2szc0LgnutrRLQcdqyqP3DuliiV3O4P2XBzj3JxMQlhKO+yhHnKOh03m2Kjsm45\n ilIPmkZKX8dcxycaBisJw3sgup1AIgWI4pczyHOjsKauRmg2kNfRmpUlGkxS2Rv4L8aV\n +z1pfmAtY03F8UvtWCDVftVeDp0uvREk6x7GG1sy3YiY31vyip0DQC7M7SpFMLs3tOAn\n 5ByBY+j1OcHXuNcwUDx7fcWi1Jtn9Y0JyXdQngLYwAbP546MRS6ut1RGEtScgkcCt3DX\n 2OW9aN1QaFS3m4k4jij/ONSVLCvC1v0EIWeZEeYST5c24fgXxFh2Q5iOhuq+/GVsGGr1\n wkrA==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1774477972; x=1775082772;\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=ikpV2FclKujxJS7XPp5wl1ihJnSQAjleLdz1MTj3Vpw=;\n b=V4wB1MpUNxFR8HcpFvJ7OuUqeyaZsNUjcO16w54CXdJEcqXmGxKRIdHCiTWMxaDlLh\n sBma7600r5hOlq9tJL5RFrkZo06n3ZAKUxz5SUBJ0mrCHWkk2KVWE3Km6z+AJtC+3Pl1\n 6177QayFrZN2iyrfwrncahmRc4vGXWaWev5kRU7CU1QbXotc1rYjhIr/viKNFaVZz5jx\n bG01gqclP4YwD95Xh5jW969Owjc4MnCJcSk3LD42/UQCGOc/ddVPEeyWjlVci4cZK84t\n HGcBPKeoLu5pd6blOkykI5qBa2HSdqyf60vd/WMSrpWVNOYcN0anoal61lho6U5aTtih\n Q17Q==", "X-Gm-Message-State": "AOJu0YyjmUxPzKLH2S3ysUc3asoxMh7qYoD6wkiqUe2UM11Dl/+dgAiT\n lPM8QaxHHczq5VhRgykg0hbIY7/y1iDLi6e86Fx+MSs7HKcmkwNfPQgVSHEontMP", "X-Gm-Gg": "ATEYQzwk/mD1i0wfmkYmfMn7/0B4FslDw6BAbyVT3aaflI0UeV/0V6uspmVGRxhQ99C\n vyeEl43cvQDozDwa1xwiJ+rTvtWeEzARMGWKLTsCu1LvQ0KxTmPz8ypN9lQA1/Ruod3UJ6i/aZN\n Uw7RTHkFv841QeXV+piH8g56TnBDPfFXPbdGKOQYjJLB/yTsDxx7o+0mZrX3kqeqI2JToG2DRET\n bGQqT5BJtIcg2Cn3wNBVDV/pmF1WB93VyRcskba2jjRp22oGgmXxm607R9qJ9yZB8czj6n/Q9Zz\n 6ffIv5PX3F7upNO334spxh/LaJ/pvwZMuK7qwCtAq6182SlBXyNw+oikBTuwl3kbSfUXfFhhKa7\n MMuxzqqc1qWq1TDsP9Fxn1VUs3tpfii9FN0PIN3LoUu3rFFZaWctmWhbJzfR3BYYJmh1+Nq8SJz\n 5BAJmNlPS6h1V7sqs/HCwibBE25fxzPaXWMUwq9CtYiwY+e6IuCxH+RilnN3zrV4RuELyYOjxAS\n DOcq9mvO2o=", "X-Received": "by 2002:a05:620a:4403:b0:8cd:9653:61d8 with SMTP id\n af79cd13be357-8d001039552mr741633885a.55.1774477971888;\n Wed, 25 Mar 2026 15:32:51 -0700 (PDT)", "From": "Raymond Mao <raymondmaoca@gmail.com>", "To": "u-boot@lists.denx.de", "Cc": "uboot@riscstar.com, u-boot-spacemit@groups.io, raymond.mao@riscstar.com,\n rick@andestech.com, ycliang@andestech.com, trini@konsulko.com,\n lukma@denx.de, hs@nabladev.com, jh80.chung@samsung.com, peng.fan@nxp.com,\n xypron.glpk@gmx.de, randolph@andestech.com, dlan@gentoo.org,\n junhui.liu@pigmoral.tech, neil.armstrong@linaro.org,\n quentin.schulz@cherry.de, samuel@sholland.org, raymondmaoca@gmail.com", "Subject": "[PATCH v3 02/16] spacemit: k1: enable SPL with debug UART", "Date": "Wed, 25 Mar 2026 18:32:18 -0400", "Message-Id": "<20260325223232.1553212-3-raymondmaoca@gmail.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20260325223232.1553212-1-raymondmaoca@gmail.com>", "References": "<20260325223232.1553212-1-raymondmaoca@gmail.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 <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: Raymond Mao <raymond.mao@riscstar.com>\n\nAdd SPL support featuring debug UART output for early boot\ndiagnostics on K1 SoC.\n\nSigned-off-by: Raymond Mao <raymond.mao@riscstar.com>\n---\nChanges in v3:\n- Adapt to TARGET_SPACEMIT_K1 Kconfig change in patch 01\n\n arch/riscv/cpu/k1/Kconfig | 2 ++\n arch/riscv/dts/Makefile | 2 +-\n arch/riscv/dts/k1-spl.dts | 25 +++++++++++++++++++++++++\n arch/riscv/dts/k1.dtsi | 2 +-\n board/spacemit/k1/Makefile | 2 ++\n board/spacemit/k1/spl.c | 24 ++++++++++++++++++++++++\n configs/spacemit_k1_defconfig | 21 ++++++++++++++++++++-\n include/configs/k1.h | 7 +++++--\n 8 files changed, 80 insertions(+), 5 deletions(-)\n create mode 100644 arch/riscv/dts/k1-spl.dts\n create mode 100644 board/spacemit/k1/spl.c", "diff": "diff --git a/arch/riscv/cpu/k1/Kconfig b/arch/riscv/cpu/k1/Kconfig\nindex 3701bf2b5da..b155535658d 100644\n--- a/arch/riscv/cpu/k1/Kconfig\n+++ b/arch/riscv/cpu/k1/Kconfig\n@@ -1,6 +1,7 @@\n # SPDX-License-Identifier: GPL-2.0-or-later\n #\n # Copyright (C) 2024, Kongyang Liu <seashell11234455@gmail.com>\n+# Copyright (C) 2025-2026, RISCstar Ltd.\n \n if TARGET_SPACEMIT_K1\n \n@@ -9,6 +10,7 @@ config SPACEMIT_K1\n \tselect BINMAN\n \tselect ARCH_EARLY_INIT_R\n \tselect SYS_CACHE_SHIFT_6\n+\tselect SUPPORT_SPL\n \timply CPU\n \timply CPU_RISCV\n \timply RISCV_TIMER if (RISCV_SMODE || SPL_RISCV_SMODE)\ndiff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile\nindex bfb18341c61..61a7acabd27 100644\n--- a/arch/riscv/dts/Makefile\n+++ b/arch/riscv/dts/Makefile\n@@ -9,7 +9,7 @@ dtb-$(CONFIG_TARGET_LICHEERV_NANO) += sg2002-licheerv-nano-b.dtb\n dtb-$(CONFIG_TARGET_QEMU_VIRT) += qemu-virt32.dtb qemu-virt64.dtb\n dtb-$(CONFIG_TARGET_OPENPITON_RISCV64) += openpiton-riscv64.dtb\n dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb\n-dtb-$(CONFIG_TARGET_SPACEMIT_K1) += k1-bananapi-f3.dtb\n+dtb-$(CONFIG_TARGET_SPACEMIT_K1) += k1-bananapi-f3.dtb k1-spl.dtb\n dtb-$(CONFIG_TARGET_XILINX_MBV) += xilinx-mbv32.dtb\n dtb-$(CONFIG_TARGET_XILINX_MBV) += xilinx-mbv64.dtb\n dtb-$(CONFIG_TARGET_XILINX_MBV) += xilinx-binman.dtb\ndiff --git a/arch/riscv/dts/k1-spl.dts b/arch/riscv/dts/k1-spl.dts\nnew file mode 100644\nindex 00000000000..c7196c2d722\n--- /dev/null\n+++ b/arch/riscv/dts/k1-spl.dts\n@@ -0,0 +1,25 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT\n+/*\n+ * Copyright (C) 2023-2026 Spacemit, Inc\n+ * Copyright (C) 2025-2026 RISCstar Ltd.\n+ */\n+\n+/dts-v1/;\n+#include \"k1.dtsi\"\n+#include \"binman.dtsi\"\n+\n+/ {\n+\tmodel = \"spacemit k1 spl\";\n+\n+\tchosen {\n+\t\tstdout-path = \"serial0:115200n8\";\n+\t};\n+};\n+\n+&soc {\n+\tbootph-all;\n+\tserial@d4017000 {\n+\t\tstatus = \"okay\";\n+\t\tbootph-pre-ram;\n+\t};\n+};\ndiff --git a/arch/riscv/dts/k1.dtsi b/arch/riscv/dts/k1.dtsi\nindex a633e43da32..9c203eb4b79 100644\n--- a/arch/riscv/dts/k1.dtsi\n+++ b/arch/riscv/dts/k1.dtsi\n@@ -318,7 +318,7 @@\n \t\t};\n \t};\n \n-\tsoc {\n+\tsoc: soc {\n \t\tcompatible = \"simple-bus\";\n \t\tinterrupt-parent = <&plic>;\n \t\t#address-cells = <2>;\ndiff --git a/board/spacemit/k1/Makefile b/board/spacemit/k1/Makefile\nindex 2168698402b..f9cbf4b0e06 100644\n--- a/board/spacemit/k1/Makefile\n+++ b/board/spacemit/k1/Makefile\n@@ -1,5 +1,7 @@\n # SPDX-License-Identifier: GPL-2.0-or-later\n #\n # Copyright (c) 2024, Kongyang Liu <seashell11234455@gmail.com>\n+# Copyright (c) 2025-2026, RISCstar Ltd.\n \n obj-y := board.o\n+obj-$(CONFIG_SPL_BUILD) += spl.o\ndiff --git a/board/spacemit/k1/spl.c b/board/spacemit/k1/spl.c\nnew file mode 100644\nindex 00000000000..e15cf5f1abf\n--- /dev/null\n+++ b/board/spacemit/k1/spl.c\n@@ -0,0 +1,24 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n+/*\n+ * Copyright (c) 2025-2026, RISCstar Ltd.\n+ */\n+\n+#include <spl.h>\n+\n+void board_init_f(ulong dummy)\n+{\n+\tint ret;\n+\n+\tret = spl_early_init();\n+\tif (ret)\n+\t\tpanic(\"spl_early_init() failed:%d\\n\", ret);\n+\n+\triscv_cpu_setup();\n+\n+\tpreloader_console_init();\n+}\n+\n+u32 spl_boot_device(void)\n+{\n+\treturn BOOT_DEVICE_NONE;\n+}\ndiff --git a/configs/spacemit_k1_defconfig b/configs/spacemit_k1_defconfig\nindex 09928046012..3cf199e4032 100644\n--- a/configs/spacemit_k1_defconfig\n+++ b/configs/spacemit_k1_defconfig\n@@ -3,7 +3,19 @@ CONFIG_SYS_MALLOC_LEN=0x1000000\n CONFIG_NR_DRAM_BANKS=2\n CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y\n CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x1000000\n-CONFIG_DEFAULT_DEVICE_TREE=\"k1-bananapi-f3\"\n+CONFIG_DEFAULT_DEVICE_TREE=\"k1-spl\"\n+CONFIG_SPL=y\n+CONFIG_SPL_TEXT_BASE=0xc0801000\n+CONFIG_SPL_MAX_SIZE=0x33000\n+CONFIG_SPL_BSS_START_ADDR=0xc0837000\n+CONFIG_SPL_BSS_MAX_SIZE=0x2000\n+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set\n+CONFIG_SPL_HAVE_INIT_STACK=y\n+CONFIG_SPL_STACK=0xc0840000\n+CONFIG_SPL_SIZE_LIMIT=0x31000\n+CONFIG_SPL_FIT_SIGNATURE=y\n+CONFIG_SPL_LOAD_FIT_ADDRESS=0x08000000\n+CONFIG_STACK_SIZE=0x100000\n CONFIG_SYS_BOOTM_LEN=0xa000000\n CONFIG_SYS_LOAD_ADDR=0x200000\n CONFIG_ARCH_RV64I=y\n@@ -22,3 +34,10 @@ CONFIG_PINCTRL_SINGLE=y\n CONFIG_RESET_SPACEMIT_K1=y\n CONFIG_SYS_NS16550=y\n CONFIG_SYS_NS16550_MEM32=y\n+CONFIG_DEBUG_UART=y\n+CONFIG_DEBUG_UART_BASE=0xd4017000\n+CONFIG_DEBUG_UART_CLOCK=14700000\n+CONFIG_DEBUG_UART_SHIFT=2\n+CONFIG_DEBUG_UART_NS16550=y\n+CONFIG_DEBUG_UART_ANNOUNCE=y\n+# CONFIG_DEBUG_SBI_CONSOLE is not set\ndiff --git a/include/configs/k1.h b/include/configs/k1.h\nindex 97cf4d72df0..e0b05c50b70 100644\n--- a/include/configs/k1.h\n+++ b/include/configs/k1.h\n@@ -1,13 +1,16 @@\n /* SPDX-License-Identifier: GPL-2.0-or-later */\n /*\n * Copyright (c) 2024, Kongyang Liu <seashell11234455@gmail.com>\n+ * Copyright (C) 2025-2026, RISCstar Ltd.\n *\n */\n \n #ifndef __CONFIG_H\n #define __CONFIG_H\n \n-#define CFG_SYS_SDRAM_BASE 0x0\n-#define CFG_SYS_NS16550_IER 0x40 /* UART Unit Enable */\n+#define CFG_SYS_SDRAM_BASE\t 0x0\n+\n+#define CFG_SYS_NS16550_CLK\t 14700000\n+#define CFG_SYS_NS16550_IER\t 0x40 /* UART Unit Enable */\n \n #endif /* __CONFIG_H */\n", "prefixes": [ "v3", "02/16" ] }