From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D2F54C79FBF for ; Thu, 10 Sep 2026 10:04:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=W2+9lvNelaB3xsdMEulhStLVCBiHuRNKFEUiwfAFbL4=; b=Ow+viskAcEAZqL pEsQisqyxrE0QuVBT32SaglzOk2vsG/+C7M8+WltwhmO/Xv3XKjcZjUxpNHpi3J1zA/T2AyVRxme4 g4UIRlhYMGc9ia4W8oXtgVn+PwgBYNr2FB4laeqmzd8Kjs3f6l1lbjZtyfsVlXBfJB3Dv5GSQkn7d XrRrKsFa01YFQLsQmLSvrg7aRbtQFq+BsoCMTMsLUbXov7Kvo5VDodheMA6mChW0AIOYWucytez8Z 8SdTl9WIstbYCwyOHKnAbNSDwvDYN0I92CMPA8z5TnKaRVEVLP3jOaHrYcpHtiE31N7gBVSfCr4Ym nJfzm73hQMr1zVKzgfaQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x4be9-0000000Dy6D-1Ll3; Thu, 10 Sep 2026 10:04:45 +0000 Received: from mail-sh0chn02on2096.outbound.protection.partner.outlook.cn ([139.219.146.96] helo=CHN02-SH0-obe.outbound.protection.partner.outlook.cn) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x4be5-0000000Dy3G-08WE for linux-riscv@lists.infradead.org; Thu, 10 Sep 2026 10:04:42 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=PSefZGLCvBiIx1Cxx/+N+Zd2pekqgZzFR8LDFMeAkSKwvyXaCF4HX4GHiji6qNQS4JiWU64zuFCV4B4aF0ebLKP6ApC9UIjedy8vGb0NyyoZRB73nsUTV5hxgEpErkGTQDUlTZcdzKXoqnJqGuEMVkZCSC8bXDx1uDufaC+TouBdYdX2B9pMUr7H+dodPlS9HiE+ZizR/G1wN/GQkvJu2hOjDXPrHJjlUnY7Kto+TSH7sVOtlAJB3/BVHvifFoOz5c65HJpOvrzbw8y4mZuvWENujdTEdwvr3DsGATD4lxhtSYF6aNnDXlK/wxt8FyhbhP67OYStsw9RokL0Hd6szA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Mh6OYA8GxBZMq/6N0w3OLTCjyP1UVt+l7FUZr1HRbSk=; b=IdUXD6Cf/IzQLuIg5SAaC5KDfSp+0hm1d/MbOg9zcvxIw0B7/S4Lqp9xNOd0UuYdnKaL4PtTuAb8OThNmRxe/DhLNJ5OnRdHv/mlc0+UbPy5dzBeHVgvOkpUwHV9eYC7xgaesMWnmma7kpW5uahOnKzS6Q4JwAc84gZ8+8riqB6uU5WQLtK5MpOg+vx7G8GvE1tzM7kd/adpD7Gew0A9YLLCFU3i7n7JPlSuWF81uaxPo0VFCgiQIpkR7rJYONfk1RVqWTGZD6ZjdqUiYa5fLP9kFtYw5KqCVdadyJfn3mU003FgHfgF+k9Moa36QgVz7nyWayb52V9oOzkPyZDgNA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=starfivetech.com; dmarc=pass action=none header.from=starfivetech.com; dkim=pass header.d=starfivetech.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=starfivetech.com; Received: from ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:17::6) by ZQ4PR01MB1233.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:13::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.382.15; Thu, 10 Sep 2026 10:04:11 +0000 Received: from ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn ([fe80::e7d4:256c:b066:850d]) by ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn ([fe80::e7d4:256c:b066:850d%4]) with mapi id 15.21.0339.017; Thu, 10 Sep 2026 10:04:11 +0000 From: Changhuang Liang To: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Emil Renner Berthing , Paul Walmsley , Albert Ou , Palmer Dabbelt , Alexandre Ghiti , Philipp Zabel , Bartosz Golaszewski Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, Lianfeng Ouyang , Changhuang Liang Subject: [PATCH v8 02/22] pinctrl: pinconf-generic: Add property 'input-debounce-ns' Date: Thu, 10 Sep 2026 03:03:37 -0700 Message-Id: <20260910100357.130134-3-changhuang.liang@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20260910100357.130134-1-changhuang.liang@starfivetech.com> References: <20260910100357.130134-1-changhuang.liang@starfivetech.com> X-ClientProxiedBy: ZQ0PR01CA0035.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:2::21) To ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:17::6) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: ZQ4PR01MB1202:EE_|ZQ4PR01MB1233:EE_ X-MS-Office365-Filtering-Correlation-Id: bcec7ac2-7e6e-40a6-e566-08df0f22dc8d X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|366016|52116014|7416014|376014|23010399003|6133799003|56012099006|3023799007|10067099003|22082099003|18002099003|38350700014|921020; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(366016)(52116014)(7416014)(376014)(23010399003)(6133799003)(56012099006)(3023799007)(10067099003)(22082099003)(18002099003)(38350700014)(921020);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?vAwY3InuBuTxRaDUGOrvcwjtpH3nYtFpv2CihxnDvs95P8KOcI5GEVe+ijvs?= =?us-ascii?Q?bzfiIopykr3PBo6Tju6eMMMvdnNNh0kzdXUYzUKuktLLOKG9FHO0fDYDNueM?= =?us-ascii?Q?a+caaF05e+aTGLhfKZVBb9QU3rBgrT7f9w/xUP/+FfbVQceSRpyi5g9pF1Ex?= =?us-ascii?Q?x/bnWwBzdW2yDIE3RTn4j1PkXmM6OmtpEh+Vw2U26p9Z0N6VceYfQ+FExy8C?= =?us-ascii?Q?49n/YYEXLPi5Xo+P9YJKWewrEf3QL/pgVX7x4efqGRSi+S+PwB/34GD5AlW8?= =?us-ascii?Q?QRi8HOYTTg9HoNGPhIHS8jrTop0VlAlL3tC2HbQa2Uwv/IxhRfd/aVyyMn5g?= =?us-ascii?Q?7RnEt740kJkBXo0IV1Z8Zj+ddFakW7JpnOIw1rAV+/PXoJvSCtVpb8uAIfX+?= =?us-ascii?Q?x3ZA2gn5BC6+0RkeYfi+GFMqB248Mbi+zl7fBM4RhYDOF0U7zSWTW0wqsyZv?= =?us-ascii?Q?VQaFd9hVkb4Bz+duGVwFOkDNW1y/taS460uB89zKuuTAwuAgS+vfPaAo8okp?= =?us-ascii?Q?IUQHpbRJRhSpqpTQuOY2GrmQFh4bvfUw4ibMC1ZnCjiBLtZLq8u0RSi8Jcm3?= =?us-ascii?Q?qYoO9yhUYqtNxhbDwoTQhOX+TJYKif3r0LJnOFle5/NEB4hX42WDgPwY1wMu?= =?us-ascii?Q?GEu6M3hJaG63h2o5QddPMZgfItkdkCgOktJs/ZtMyTZ5TVqDJ3af4DzvqKtE?= =?us-ascii?Q?WtyDkRnA6bZMpN5rlJQ6kTqG1Xd0GxPqJf0Qc1qYYa4V6UhemH8XbSTp0+5s?= =?us-ascii?Q?N1GZpqmyAF2P9YJ0wb5/xbbWIEtl3hCChNDAFEXZBkbXywzqfR7+IyIIsQXt?= =?us-ascii?Q?lh0KD2YttqLEqlBNWn/NGYpcNhtb44YUu+2OwPm5o0FmNAMFJL0CCfAUyUBJ?= =?us-ascii?Q?HXwW7J1g7iR8XxD6GIky4GiwrT3vzHFaqKdIfIJnNd+tQy7v5wDERhenf+jM?= =?us-ascii?Q?GpgxIEhrxtsAQn0o+/FtURCYu3bUod+NwlTJdiIpASA4ejZRhXkHTaDSiV/q?= =?us-ascii?Q?xDiGDEmJyMq9DxAhhKp6Coqxq/YIyM5Gb1pMF3IuE8FsHsz1kGpVSQdAu8pM?= =?us-ascii?Q?dDuk5EO5t/DLVnov/KfQB0sYlgNel7dPhn0/pC9Qf2efYdZQcjsbZf6pwW9Y?= =?us-ascii?Q?wKj3hF+rbQzBzJDigU/9+3SBj4Y89oJIUprrCBbYU4pGFDocRxsbk7diCORP?= =?us-ascii?Q?GwHqhBgKDM+0zFpp4ZI2j34wwJZwZEO6tHUO+gqe/IxthGhxvff11kKJZUZ/?= =?us-ascii?Q?7ysMzl8IIPURijPoGsgTblM76fkbQ/Enm1dFAQ21pnCvrp8pN3cqqpfG3mK/?= =?us-ascii?Q?6vZpLc0tOVe12XRrVkcUQsHS9jAMQjkP8sNOEVdlCPSvzR7EzwkvX67jOydJ?= =?us-ascii?Q?/4PO4mhpHrcG03CQFp4isfzkXqp2dYZKt+2lW4LPBgUjEi2O2kytFEXqfuP4?= =?us-ascii?Q?GYoJ9pmsqCY9FYCvS5rvDAtZHKzmsvKHTnL5NcqIAqRIIcOC6rc1pmXGfKvx?= =?us-ascii?Q?aa+Oy/biCP7XwuVMNCyOHL1AmSrtNHaADy+NSTC+HVl6A++7BqaPx/b2vC5t?= =?us-ascii?Q?43sWqJ65bjKEporcjOWar8/cj3JDaPW53FaXd7/Yg3XD9lzpADINuwDcicT2?= =?us-ascii?Q?ESJTbI5zll03eZahZ5e/V2yYnbYMc42h9HnPDkJ1IThySWUQy9w7HntDcdNP?= =?us-ascii?Q?ec97e5YDGoPHNxC1gp33R0afDfBerMFvso7ATmFLwMXoScQfDFQqrl7IkKYJ?= =?us-ascii?Q?EBSIu7VC4QHSS/4nfktrS5EtV/OWoUGBVXtxNO7ckITAlHnOcIUj?= X-OriginatorOrg: starfivetech.com X-MS-Exchange-CrossTenant-Network-Message-Id: bcec7ac2-7e6e-40a6-e566-08df0f22dc8d X-MS-Exchange-CrossTenant-AuthSource: ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Sep 2026 10:04:11.4626 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 06fe3fa3-1221-43d3-861b-5a4ee687a85c X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: sdhmcS4ULJaigFgl3fuzmCqNUrkHxpmHKDa2uqGiWv+MQnTQztR+v8Nio6B8+rAsXM5Cc4YwJD2yIqySB8VcS6EJYLG2+0cXFByTnT5+IwPITYtZCNi7qHfbwX+eXEN7 X-MS-Exchange-Transport-CrossTenantHeadersStamped: ZQ4PR01MB1233 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260910_030441_075355_956F729C X-CRM114-Status: GOOD ( 11.54 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add 'input-debounce-ns' to the generic parameters used for parsing DT files, along with the corresponding configuration parameter PIN_CONFIG_INPUT_DEBOUNCE_NS. This allows debounce time to be specified in nanoseconds as an alternative to the existing 'input-debounce' property which uses microseconds Signed-off-by: Changhuang Liang --- drivers/pinctrl/pinconf-generic.c | 2 ++ include/linux/pinctrl/pinconf-generic.h | 5 +++++ 2 files changed, 7 insertions(+) diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c index 95c803c40a7d..36845517984e 100644 --- a/drivers/pinctrl/pinconf-generic.c +++ b/drivers/pinctrl/pinconf-generic.c @@ -43,6 +43,7 @@ static const struct pin_config_item conf_items[] = { PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH, "output drive strength", "mA", true), PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH_UA, "output drive strength", "uA", true), PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE, "input debounce", "usec", true), + PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE_NS, "input debounce", "nsec", true), PCONFDUMP(PIN_CONFIG_INPUT_ENABLE, "input enabled", NULL, false), PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT, "input schmitt trigger", NULL, false), PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT_UV, "input schmitt threshold", "uV", true), @@ -185,6 +186,7 @@ static const struct pinconf_generic_params dt_params[] = { { "drive-strength", PIN_CONFIG_DRIVE_STRENGTH, 0 }, { "drive-strength-microamp", PIN_CONFIG_DRIVE_STRENGTH_UA, 0 }, { "input-debounce", PIN_CONFIG_INPUT_DEBOUNCE, 0 }, + { "input-debounce-ns", PIN_CONFIG_INPUT_DEBOUNCE_NS, 0 }, { "input-disable", PIN_CONFIG_INPUT_ENABLE, 0 }, { "input-enable", PIN_CONFIG_INPUT_ENABLE, 1 }, { "input-schmitt", PIN_CONFIG_INPUT_SCHMITT, 0 }, diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h index a5d4b2d8633a..1df63c732b99 100644 --- a/include/linux/pinctrl/pinconf-generic.h +++ b/include/linux/pinctrl/pinconf-generic.h @@ -71,6 +71,10 @@ struct pinctrl_map; * which means it will wait for signals to settle when reading inputs. The * argument gives the debounce time in usecs. Setting the * argument to zero turns debouncing off. + * @PIN_CONFIG_INPUT_DEBOUNCE_NS: this will configure the pin to debounce mode, + * which means it will wait for signals to settle when reading inputs. The + * argument gives the debounce time in nsecs. Setting the + * argument to zero turns debouncing off. * @PIN_CONFIG_INPUT_ENABLE: enable the pin's input. Note that this does not * affect the pin's ability to drive output. 1 enables input, 0 disables * input. @@ -143,6 +147,7 @@ enum pin_config_param { PIN_CONFIG_DRIVE_STRENGTH, PIN_CONFIG_DRIVE_STRENGTH_UA, PIN_CONFIG_INPUT_DEBOUNCE, + PIN_CONFIG_INPUT_DEBOUNCE_NS, PIN_CONFIG_INPUT_ENABLE, PIN_CONFIG_INPUT_SCHMITT, PIN_CONFIG_INPUT_SCHMITT_ENABLE, -- 2.25.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv