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 7727CCCD1A7 for ; Sun, 19 Oct 2025 20:32:29 +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: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:In-Reply-To:References: List-Owner; bh=00ijz0RvIP7k0TQHQtChudNnHHipCaqucnvOJ+h4t04=; b=zMgR9iYn+1GF9e O88ouK6t2SgDmW9yfl9R31mcE+wEQTaglmfrpqsPst/YgdXigVIrCoO6YWcDM1fihAL05z/b2pVMT c/wjkuckU/n7811yNV1lZjHhTmfRxCUQpRi/lQwOkVvlbHVqsEfSZ4rZsWwsbbDhOSyXbq1Ef0nOU PaR9IwAun2HuIaS/WucZvBClvbdtae5SSWB30dloe2hVuh0eIFaswQjJOZDjDkXvOHvo8mR8Nk0+G 5on4FhEa4hrVW/dRg9Ci2HPRHSjRYEAmonOJPqN9PXJHrWOmJ+jVmESHUWtTGkvCJIDgoHTWpm/4J MsHYZlg3gzCG8cisukiw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vAa4M-0000000BONp-2z6t; Sun, 19 Oct 2025 20:31:58 +0000 Received: from hall.aurel32.net ([2001:bc8:30d7:100::1]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vAa4K-0000000BOND-3clJ for linux-riscv@lists.infradead.org; Sun, 19 Oct 2025 20:31:58 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=aurel32.net ; s=202004.hall; h=Content-Transfer-Encoding:MIME-Version:Message-ID:Date: Subject:Cc:To:From:Content-Type:From:Reply-To:Subject:Content-ID: Content-Description:In-Reply-To:References:X-Debbugs-Cc; bh=Rxhmdd8gp8A7Gb+pYCJhHhx5Sl0gdKNrP/+9/ZJldls=; b=RhsehRKliNXkvmY+pzSXAAZhNr Uhgu9UnxFr7auNNbebHxtH62y8F7pT5BN18VWJRxN1lZF/GceWfQKE1AjzpabNtYN4plYlgEXjDj/ O1h1MUkf6ehL68nKoEK5ZpF+10Zqxee6lE32EUE+IzTGK5U01O8gPNQ2XyYCtVoZHDOO2/TpiZ1AU bwAW66gFrQJM441Fulwv7m3DBKMUqOpTopEMgRNjF7HWODu5/XLCLnhJ6z+s1IW2Bf3cBW5wgohhP Eqp+ZF5D1ql3mS7YIUwmd9D2XdOT30zMiW2JYyd8DAB4xN04s07xNwxTj16KMBGsd0IkXIwcTafNE kwXpKPWg==; Received: from [2a01:e34:ec5d:a741:1ee1:92ff:feb4:5ec0] (helo=ohm.rr44.fr) by hall.aurel32.net with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vAYsK-00DYBe-1U; Sun, 19 Oct 2025 21:15:28 +0200 From: Aurelien Jarno To: linux-kernel@vger.kernel.org, Lee Jones , Sebastian Reichel , Troy Mitchell , Yixun Lan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , linux-riscv@lists.infradead.org (open list:RISC-V ARCHITECTURE:Keyword:riscv), spacemit@lists.linux.dev (open list:RISC-V SPACEMIT SoC Support:Keyword:spacemit) Cc: Aurelien Jarno , linux-pm@vger.kernel.org (open list:SYSTEM RESET/SHUTDOWN DRIVERS), linux-riscv@lists.infradead.org (open list:RISC-V SPACEMIT SoC Support), spacemit@lists.linux.dev (open list:RISC-V SPACEMIT SoC Support) Subject: [PATCH v2 0/2] driver: reset: spacemit-p1: add driver for poweroff/reboot Date: Sun, 19 Oct 2025 21:14:11 +0200 Message-ID: <20251019191519.3898095-1-aurelien@aurel32.net> X-Mailer: git-send-email 2.47.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251019_133156_896396_1E31A9D3 X-CRM114-Status: UNSURE ( 9.81 ) X-CRM114-Notice: Please train this message. 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 This adds poweroff/reboot support for the SpacemiT P1 PMIC chip, which is commonly paired with the SpacemiT K1 SoC. Note: For reliable operation, this driver depends on a this patch that adds atomic transfer support to the SpacemiT I2C controller driver: https://lore.kernel.org/spacemit/20251009-k1-i2c-atomic-v4-1-a89367870286@linux.spacemit.com/ Changes between version 1 and version 2: - Rebase onto v6.18-rc1 - Use dev_err_probe() to simplify the code - Fix indentation of patch 1 - Collect Acked-by and Tested-by Here is version 1 of this series: https://lore.kernel.org/spacemit/20250927220824.1267318-1-aurelien@aurel32.net/ Aurelien Jarno (2): driver: reset: spacemit-p1: add driver for poweroff/reboot mfd: simple-mfd-i2c: add a reboot cell for the SpacemiT P1 chip drivers/mfd/simple-mfd-i2c.c | 1 + drivers/power/reset/Kconfig | 9 +++ drivers/power/reset/Makefile | 1 + drivers/power/reset/spacemit-p1-reboot.c | 88 ++++++++++++++++++++++++ 4 files changed, 99 insertions(+) create mode 100644 drivers/power/reset/spacemit-p1-reboot.c -- 2.47.2 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv