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 48430C61DE2 for ; Mon, 31 Aug 2026 11:36:11 +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=kcxDuolM+LIXGb 4OZNEbwtH/6RWuQSR87lAVrDhQ8yNtO0FmBYvnA1nZ818j4eJjYVF8FAgfwMCGFcXSrcLf+IBW+qm N2pJLyqr34h6WZhgvs60fz6amOn2itXgrENGK4iK/mNr1wmEemOtz2Ps2Vo3GyKeM+TMnFrzFwa3g uL7c7eZ1n+8jFKWjSZPWrcqk0Zu9JKTMhJtkhhfP3+t2AEsyIwhqYqtj5cedPQ634zmDojk5RPHoj xo1nDG1vBdSjnWsRyUkO2+VJh5Mhu4D2+JhQrwJAKtvPpLW1/ATdziaI7HgfPmZrTBG0bNSLb0bK4 ZTQ+hF592bYeeKbZGQhg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x10Ir-00000009C2G-0A2m; Mon, 31 Aug 2026 11:35:53 +0000 Received: from mail-sh0chn02on2072c.outbound.protection.partner.outlook.cn ([2406:e500:4420:2::72c] helo=CHN02-SH0-obe.outbound.protection.partner.outlook.cn) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x10Im-00000009Btg-1ROP for linux-riscv@lists.infradead.org; Mon, 31 Aug 2026 11:35:49 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=mn1BBeSBQ4WK1GqF0V43dlMueomk1Dyg8wbtLgTXQ8Phc76xseifCRsTdHcpBpGnPPLsWVwN2PhUuIYFvtTU8139C0euA3TiKpFH2HqSRStz9UlS1KSzpWHSkfGyh2mraDPR4w4+BT8SXpr/MGj7QM3172tNePX6OxGho1LOETpX28h7WU01T6yWaySqrnReN/6Mla9gh+WZxBEpG33a62oGazrWocWodDS/3Sv3x5miGaCZu/B6ohexdLS2J9CZ+0VJdEhfvO0tLzqY6Ke3zb3wQiVdjBzReLLow2EadUAr7EGyEJfs2bm0MBxE4C5PxFhktBFLEyz/ydm8w5UP3g== 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=excHzHS0ZL3I5/rkUpcahBruxggJRmTW4mJEel7wbsjDyQpVfmnZo7oYTvZICLQsyzdbMgO0GiirNrg/Hh+YMyleZQ1AZ27np9CVUh/prrBX6Alq0T4MjX7H7f8Km8q20Nl9GLdknethRfe5EhUEpQokJ1M7KivcKE4izj00J0OVrGKDz0/WOpEQdioSgVyBX9LWvlnJXT8JWTKl8RxkzKeSfLb5Y0rsOiL+EHx5ayyjRZ0tDZMlgEjKIdTleiJ6h/EUWMaK6ppEHEAkSJDQSpORapGFe3as0a0mTPuC493rIC6ez26wk8Ay0PYSkt2MpJ4dLNqdqXH0iApSRplcHw== 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 ZQ4PR01MB1252.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:16::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.315.19; Mon, 31 Aug 2026 11:35:27 +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 15.21.0315.011; Mon, 31 Aug 2026 11:35:27 +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 v7 02/21] pinctrl: pinconf-generic: Add property 'input-debounce-ns' Date: Mon, 31 Aug 2026 04:34:55 -0700 Message-Id: <20260831113514.66382-3-changhuang.liang@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20260831113514.66382-1-changhuang.liang@starfivetech.com> References: <20260831113514.66382-1-changhuang.liang@starfivetech.com> X-ClientProxiedBy: ZQ0PR01CA0013.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:5::8) 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_|ZQ4PR01MB1252:EE_ X-MS-Office365-Filtering-Correlation-Id: cd89dfbb-60a9-4fb1-ad94-08df0753f421 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|23010399003|1800799024|7416014|52116014|376014|38350700014|921020|6133799003|10067099003|56012099006|18002099003|22082099003|3023799007; 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)(366016)(23010399003)(1800799024)(7416014)(52116014)(376014)(38350700014)(921020)(6133799003)(10067099003)(56012099006)(18002099003)(22082099003)(3023799007);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?w2eCWyIrvt0WD6Umu0s8a/Pqms9zmABmoJLN/VnwGRM6c/zla2Z3BxNjlUOb?= =?us-ascii?Q?5yEz+YnNjjwUpH1texH+5RqJiHJGkfn0VPM/LtkfVj57zB+la8mIA6NHnW8E?= =?us-ascii?Q?Zd6yuwEeWWNs2NNaVUwzY0aq/lEPsXiUpFMONw329vIZa9TaOBL1hEYTFteD?= =?us-ascii?Q?xogzFpO604cZxYLO44lU8LsbXAn1Qu7tYzc8vX8r/dgHCz8H/hqaxX9tda8E?= =?us-ascii?Q?6IaNWTU7C/vOOXgC69KLlicHj/efv4nEKJBolxcDmDbRBLDFWhtW9GTnvPeI?= =?us-ascii?Q?QWtdJZycP+BfgQ0hWOw3chTHVuEyWujtg7ZtPGIiG4Q7Mks8UURXRvSTvvu2?= =?us-ascii?Q?E9gO0crUzwM0BC9dLCsT7jHtVqHPSpI57N592N0GTIwAkY/GWdRjUcJIO0hz?= =?us-ascii?Q?BbovrIY/MZaOvPW91wrnBGFWvuZBo11X8VFFsAp0YXPGqktqgUvmOvLEo5X+?= =?us-ascii?Q?nYQWgAOKx/49Tzaei5rNGHMUc1X3FQbOhjRlXfC9mkKgkTgmQfr22rNr0EPP?= =?us-ascii?Q?mkwK8w/kmwBIOr+RxVLjyfQecjvGTrDUp0eXjvmuJg2EgxhEnENd722VLRgL?= =?us-ascii?Q?kD7BjsSOzJTfXLn7vkmyI2lv2uVPvpju4lWqE+LcSP/NSjw+SnzMuLO9sWDF?= =?us-ascii?Q?kWwY3anLr/lcU4Q/ydbLkMrwB9f83gGKmZIdngueNLlgY7Khjbbczvc4YM5D?= =?us-ascii?Q?0KGBYfgXD2h+W8bQFD2msZdoueG3ahVFLZRDh07ALfW/xIyIYbO4TzecZ/H0?= =?us-ascii?Q?ig55SkPw7ivIurACK294PiB7+53sOyD7uNn8ousgTgNzM+mEGG2WGfqOVTSE?= =?us-ascii?Q?cb3Btxi1MloYWwWUgIshwwbYTSa7Z9sqqIh0N58sQCCTFM+shHOG7NAdeXYc?= =?us-ascii?Q?8+eFyUjDhhMVGBWQ5n3Y7wxCs3mffX93PolrykMtm340XXEXRN9keG5kLdGb?= =?us-ascii?Q?2C+vHBeE3NuXcnSeSWxGZKHD5M72ch994FsqYGpT/eQXCo+xg8S/wdBamXTN?= =?us-ascii?Q?BVzmatdRJizTCNou0ZZbMJ2DGZ56KJ5otwH1h8EwqxemV1RhDFe8uxfZBr4K?= =?us-ascii?Q?wM2P5RbTWUX4YTi9u4bjVneSaX/DPQTTQZFAysxTlEuK5meCwntDj5Yt5lbA?= =?us-ascii?Q?Fxv/9I+SnXwSGLxhj/MSh+JMFLM3UsEsitP9A3mCaUnsVgm57fe/OuTDIJcb?= =?us-ascii?Q?J4ZY29IF2N2xtSqd0PF4in6azg60tJd2vyXJO+Vpf4mX8N/Sc8ET8DldRgEP?= =?us-ascii?Q?Ke19j0M9mnFOb5JZaadaV7Vs2BH44sSZW7Uhdr+aGkeSxo2Uaf54mmx9I7rb?= =?us-ascii?Q?jJHKoqduaz02sMmGRLNO5Lg6OpNUUSKWQC4n15ryptUgoGiMNhRzbn4uVpMi?= =?us-ascii?Q?3+IZSbK2AQbMCKzrSM4mm0Pj5F70AX1BLtjINIE/xZADEmMdOO69eUx9kzh6?= =?us-ascii?Q?/zb4QKBUtHqTebcrR5xQfEWbLKHQCTyQeWAHOrmvQuvUsSbyy5gvwJDZ5XpD?= =?us-ascii?Q?bbyV0EEvnIskHWfGahr7F7ouoXRVdWwi9+Ayj4DVM3WH81o0w3ta2NyN7UK2?= =?us-ascii?Q?+yCfvYwhndGHFTUyRapXQALJtuz17xdxb7yUVXHsmxbtE4UX81u/PMspokmL?= =?us-ascii?Q?JwM6odIwhtlW2PpJjHGfrpukSthBr4vxyMfvasUoR2BUi2E9Wl4JA6tLvCZ4?= =?us-ascii?Q?vrqm4MkqO7rKL3IRlATfwDt5o9U4kBoowJPCRbhLzOoM06wsgFvLk5selvVn?= =?us-ascii?Q?ARHxbUbImqz2unmNmU+3vPHHh19MZmndYz2TTE34dgyGgTYYO/pQ?= X-OriginatorOrg: starfivetech.com X-MS-Exchange-CrossTenant-Network-Message-Id: cd89dfbb-60a9-4fb1-ad94-08df0753f421 X-MS-Exchange-CrossTenant-AuthSource: ZQ4PR01MB1202.CHNPR01.prod.partner.outlook.cn X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Aug 2026 11:35:27.1137 (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: uRdW+sGln5YZ2a5/GHQzYHA8Z6maQD25UrlQDQg7JPmV7n9IwsJIJpALhPnfwKzKSA6SrAY7IJgcAbVofu5+WFxO5msIgE0w5uBFdfwGKVJI3DVuEv9EFmY4GoaPqpuw X-MS-Exchange-Transport-CrossTenantHeadersStamped: ZQ4PR01MB1252 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260831_043548_377726_7083E0B0 X-CRM114-Status: GOOD ( 11.32 ) 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