{"id":2222276,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2222276/?format=json","web_url":"http://patchwork.ozlabs.org/project/openbmc/patch/65d40ded5afd87d0dbdcf98652a97e4ad244505c.1775717959.git.tomato1220@gmail.com/","project":{"id":56,"url":"http://patchwork.ozlabs.org/api/1.1/projects/56/?format=json","name":"OpenBMC development","link_name":"openbmc","list_id":"openbmc.lists.ozlabs.org","list_email":"openbmc@lists.ozlabs.org","web_url":"http://github.com/openbmc/","scm_url":"","webscm_url":""},"msgid":"<65d40ded5afd87d0dbdcf98652a97e4ad244505c.1775717959.git.tomato1220@gmail.com>","date":"2026-04-09T07:21:05","name":"[2/2] rtc: nct3018y: add optional control register initialization","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"f2cde7f69f8d76b74f1e4df360d2a5a09f48a25d","submitter":{"id":85937,"url":"http://patchwork.ozlabs.org/api/1.1/people/85937/?format=json","name":"David Wang","email":"tomato1220@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/openbmc/patch/65d40ded5afd87d0dbdcf98652a97e4ad244505c.1775717959.git.tomato1220@gmail.com/mbox/","series":[{"id":499527,"url":"http://patchwork.ozlabs.org/api/1.1/series/499527/?format=json","web_url":"http://patchwork.ozlabs.org/project/openbmc/list/?series=499527","date":"2026-04-09T07:21:04","name":"rtc: nct3018y: add support for control register initialization","version":1,"mbox":"http://patchwork.ozlabs.org/series/499527/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222276/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222276/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","openbmc@lists.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=ZQf5Z59w;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=112.213.38.117; helo=lists.ozlabs.org;\n envelope-from=openbmc+bounces-1801-incoming=patchwork.ozlabs.org@lists.ozlabs.org;\n receiver=patchwork.ozlabs.org)","lists.ozlabs.org;\n arc=none smtp.remote-ip=\"2607:f8b0:4864:20::42c\"","lists.ozlabs.org;\n dmarc=pass (p=none dis=none) header.from=gmail.com","lists.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=ZQf5Z59w;\n\tdkim-atps=neutral","lists.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com\n (client-ip=2607:f8b0:4864:20::42c; helo=mail-pf1-x42c.google.com;\n envelope-from=tomato1220@gmail.com; receiver=lists.ozlabs.org)"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117])\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 4fsyx22qk5z1yCv\n\tfor ; Sat, 11 Apr 2026 12:56:22 +1000 (AEST)","from boromir.ozlabs.org (localhost [127.0.0.1])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 4fsywn4JLZz2ymg;\n\tSat, 11 Apr 2026 12:56:09 +1000 (AEST)","from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com\n [IPv6:2607:f8b0:4864:20::42c])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 4frrvz3RDnz2ySj\n\tfor ; Thu, 09 Apr 2026 17:21:35 +1000 (AEST)","by mail-pf1-x42c.google.com with SMTP id\n d2e1a72fcca58-82cebbdab08so501311b3a.2\n for ; Thu, 09 Apr 2026 00:21:35 -0700 (PDT)","from davidwang.. (61-220-246-151.hinet-ip.hinet.net.\n [61.220.246.151])\n by smtp.gmail.com with ESMTPSA id\n d2e1a72fcca58-82d11f76c09sm18807603b3a.55.2026.04.09.00.21.30\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Thu, 09 Apr 2026 00:21:33 -0700 (PDT)"],"ARC-Seal":"i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1775719296;\n\tcv=none;\n b=Oab3oa8SbfIITVUi08IXdwFzfT1jN0Ix+uv2Bn/UwG5LTAL8Hz8RV4lbUv5zdPnWGkbMOF5d9Ks0Qhs1QDSK5jpH7wPMjd0Inb7o+dOkLLHUtp3mRJI2Fq9nGB0j5W4Iz0cqKcUIlByI/MSVc4/wPXVT3drE767beZTOObmkPuQ07NInzY3dZRNAJiUe08zVGwWf0u7F+IZhvAm1iohEe+i9+yh/sZ9aNplN1krShvGaFtMypCiNuTynJ0xeZ29osvTx3jk54366mu5clmgA8AbZoThgy/7lcCPoT9ynCjMSKCj7cGmL35vuFKQWFz2Pxa5Qj/HSqZdm9WsPLXuDSw==","ARC-Message-Signature":"i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707;\n\tt=1775719296; c=relaxed/relaxed;\n\tbh=YBHKgRmgyl4pFWCLd5tEcphfp6PU9DSB+nGQXu0hDGw=;\n\th=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:\n\t MIME-Version;\n b=DIF4hP1ywVoI7IvBeqnwFy0bPI8faOPzbTalE4quLx9MEU036k96ZeqFGXa1zwKb102oezlI+vxFQ5yTQlwCREwfItRlXCPLWa7Bu717WamcHimTgYw9CkdC+F/xbsaS/MsnzVoY60xnzZ0iW4axWxWTOmRwqGJsh9o7VkvS5YKlx0vCqDRAXspfWMaKCLxXse4NEWhucrjL+GDjLdSHt93GdfSU6XtjXjbHHfTxSrbkrorP2Ob0yRsgw5VpSFpq3y+9tkOmT8TgsedAsWUr4n1Wq7uVBqT92kbdTs0/8P20SBhuiup0/qCQw1ZRcotqKKEzvAEB570E5iP0MPTyhw==","ARC-Authentication-Results":"i=1; lists.ozlabs.org;\n dmarc=pass (p=none dis=none) header.from=gmail.com; dkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=ZQf5Z59w; dkim-atps=neutral;\n spf=pass (client-ip=2607:f8b0:4864:20::42c; helo=mail-pf1-x42c.google.com;\n envelope-from=tomato1220@gmail.com;\n receiver=lists.ozlabs.org) smtp.mailfrom=gmail.com","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=gmail.com; s=20251104; t=1775719293; x=1776324093;\n darn=lists.ozlabs.org;\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=YBHKgRmgyl4pFWCLd5tEcphfp6PU9DSB+nGQXu0hDGw=;\n b=ZQf5Z59wq0PvJ4/SgaIK0L/dG9eGUxX98oWalUlL1o8/ffSNMvDAK84iL9mlJwNxCu\n ybV/eejVVvdPNrmg0EJzGoiW3lBjQwLFIxjgEq3cWMdAgODvDJ+vPMhwSYqJupaJBtfX\n gz+a4Gmscr2M6osgxgVSFQAscZbqv8wtsGkr8RkX9EXlwYSywGjtTtTcIGJvAxxES6Kn\n UQlwA68SNnoYcYY4ZnmIW7tMnxQMbCRr2eeSOZ4CjoLAcEkWZkRyrQSZDM3IrfCwZUbh\n 77d7hlOaxqyd7Z8BfU1b+61yIfERmttjoGt60s89Oe8uWxmzaWKA2JlCyHAmafhYrc3a\n yeKw==","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1775719293; x=1776324093;\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=YBHKgRmgyl4pFWCLd5tEcphfp6PU9DSB+nGQXu0hDGw=;\n b=M2JC0ADHkhdUInx7GYhejUmoXRsK0KypmoEKChWZIKaIIb/l+HwA4OV0JluVkZA/BI\n oL5hyyJovUY8/39gFFoMkwvmbZr/D7XVyW0CBUIpHblxLaOPCOQPo2syi+tzTUScpdRT\n 9VLBCwwoKc6X6Px0J8gCI9rgx23t8Rf3gBBY+GajiF1YxPXg+EgWW/f34Bxv1iy9DaBt\n Ab30xOyhBjqksvLTolbyYoB+lUMbMEbjL/UzzlBsh/m2EUczdyTthSRHrILuyeo8I75b\n RLxgVQHbVt9RUUrY+gMpqKNU9wzbNZrbMGT81kXHrfF5KjYOXQaZEXzY9fBFp+u8Lf3x\n sl4A==","X-Forwarded-Encrypted":"i=1;\n AJvYcCVvU2w/69KPGyaTAwiuz6n1TDC4S5o4iscOxDVs1qut4a7FuIV/EvC4gYuCyaGya/nveGzRWwns@lists.ozlabs.org","X-Gm-Message-State":"AOJu0YzhP8wRf98/x6UIrTmEi13G5Ftqx2pMh2s1XdYbFwMM1XuYjv3w\n\t6p2T+avq24s73eh/HdV0uXA2ErwYJN0lgs4SNDIvejS/DEtUEFn7toXz","X-Gm-Gg":"AeBDiesc5uP3FMt0wF3FZfMAqURHAZ12RgCrmtuf1tXiSZ8hLvVMq2H2fuTHwRV/9WB\n\tN6QNZL4vJnGQzsvgJp6ZpY9uSI8pHf50c9RIzJa5ko6dqdC2tD7VwPpJgNRJ8gZn80GBHNo+g+z\n\tcFNXeRyJyU26rRV7MVFr50pUwjsUsUZ8M+Ux9OY0Vks56PMFbDJyuxc1AmIDfhemNl1zaNZH9Ua\n\t6ZBydqpWbvtCyY1EYIDJAopinuSpP/VrHUpeqT33JG2KaGKOQqv2lnPfzTrkqWEUSQE3cqAKUUF\n\tWTaufznrZvBmxgb/dJEw+X6rh8TeeTzmVYaX8tOYONT5yToGsOXo+0PjmKEJ8Lcawpf0Ox3nJtz\n\tc+0kAD5wvWKX7aPpDMZhgXFKeNDNDRcNYXir7rN4Pto7qsSIORNi6+4XPuhiE/7mkkoQ2F/Iijx\n\txvz+XykHv3StNZlLgxJ1iIrzDBMOZO41EBGLDzwyxeXsMqWk8489C6UrRRZuKQHvhpUDKHjQ==","X-Received":"by 2002:a05:6a00:3902:b0:7f1:4:66b with SMTP id\n d2e1a72fcca58-82dd8b0da28mr2490958b3a.44.1775719293311;\n Thu, 09 Apr 2026 00:21:33 -0700 (PDT)","From":"David Wang ","To":"a.zummo@towertech.it,\n\talexandre.belloni@bootlin.com,\n\trobh@kernel.org,\n\tkrzk+dt@kernel.org,\n\tconor+dt@kernel.org","Cc":"andrew@aj.id.au,\n\tavi.fishman@gmail.com,\n\ttmaimon77@gmail.com,\n\ttali.perry1@gmail.com,\n\tventure@google.com,\n\tyuenn@google.com,\n\tbenjaminfair@google.com,\n\tctcchien@nuvoton.com,\n\tmimi05633@gmail.com,\n\topenbmc@lists.ozlabs.org,\n\tlinux-rtc@vger.kernel.org,\n\tdevicetree@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tdavidwang@quantatw.com,\n\tDavid Wang ","Subject":"[PATCH 2/2] rtc: nct3018y: add optional control register\n initialization","Date":"Thu, 9 Apr 2026 15:21:05 +0800","Message-Id":"\n <65d40ded5afd87d0dbdcf98652a97e4ad244505c.1775717959.git.tomato1220@gmail.com>","X-Mailer":"git-send-email 2.34.1","In-Reply-To":"","References":"","X-Mailing-List":"openbmc@lists.ozlabs.org","List-Id":"","List-Help":"","List-Owner":"","List-Post":"","List-Subscribe":",\n ,\n ","List-Unsubscribe":"","Precedence":"list","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-Spam-Status":"No, score=0.1 required=5.0 tests=DKIM_SIGNED,DKIM_VALID,\n\tDKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,\n\tRCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=disabled\n\tversion=4.0.1","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"},"content":"Support the \"nuvoton,ctrl-reg-val\" Device Tree property to initialize\nthe RTC control register (0x0A) during the probe phase.\n\nThis provides flexibility for different platforms to override default\nhardware settings.\n\nSigned-off-by: David Wang \n---\n drivers/rtc/rtc-nct3018y.c | 9 +++++++++\n 1 file changed, 9 insertions(+)","diff":"diff --git a/drivers/rtc/rtc-nct3018y.c b/drivers/rtc/rtc-nct3018y.c\nindex cd4b1db902e9..4bc47b4ac935 100644\n--- a/drivers/rtc/rtc-nct3018y.c\n+++ b/drivers/rtc/rtc-nct3018y.c\n@@ -534,6 +534,15 @@ static int nct3018y_probe(struct i2c_client *client)\n \t\t}\n \t}\n \n+\tif (!of_property_read_u32(client->dev.of_node, \"nuvoton,ctrl-reg-val\", &flags)) {\n+\n+\t\terr = i2c_smbus_write_byte_data(client, NCT3018Y_REG_CTRL, (u8)flags);\n+\t\tif (err < 0) {\n+\t\t\tdev_dbg(&client->dev, \"Unable to write NCT3018Y_REG_CTRL.\\n\");\n+\t\t\treturn err;\n+\t\t}\n+\t}\n+\n \tflags = 0;\n \terr = i2c_smbus_write_byte_data(client, NCT3018Y_REG_ST, flags);\n \tif (err < 0) {\n","prefixes":["2/2"]}