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 331DFD3ABF4 for ; Mon, 11 Nov 2024 22:17:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To: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=QLcMXvfSkco81v3B6u4CJoZB2QJvMl5QgO9UpeNZkaY=; b=UhPfzAOJYBjNfKm74IkXakhMi8 q41nziLq3y5bBq9ZfSh9H8Tqx85XCSONG4thPCItDPCwwEcTNvQktnDI5pHRX75W/n+Az9zGq8am1 GR19TgX8+wa1wVMmh5JB2R65Zd7eYN8zR88mR/Nwd80N8q2eSsvoCFdQX9nosqtk+2JI+qsEI/T14 lE2VYTBYV1QoIcqzAM9M8kfsdS/lmzUFVHqLFL8oRUuX68txOFLcfGqv7SNcXQUhgfjm8lQJou+GJ r70hbWC9LkTQu+Pxl3mboIG3IkbGY7UwA4pLsVjU7Nnk75HOpSg5IRajJ9FJF7O7gGPpBk4VELu7w WmrS9Mew==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tAciu-00000001U5g-3GhG; Mon, 11 Nov 2024 22:17:28 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tAcfE-00000001T2U-0bJB for linux-arm-kernel@lists.infradead.org; Mon, 11 Nov 2024 22:13:41 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 99C545C5D27; Mon, 11 Nov 2024 22:12:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A9AC0C4CED8; Mon, 11 Nov 2024 22:13:38 +0000 (UTC) Received: by mercury (Postfix, from userid 1000) id 5E20810604CF; Mon, 11 Nov 2024 23:13:34 +0100 (CET) From: Sebastian Reichel To: Bjorn Andersson , Sebastian Reichel , Rob Herring , Conor Dooley , Vinod Koul , Andy Yan , Lorenzo Pieralisi , Mark Rutland , Bartosz Golaszewski , Arnd Bergmann , Olof Johansson , Catalin Marinas , Will Deacon , cros-qcom-dts-watchers@chromium.org, Krzysztof Kozlowski , Konrad Dybcio , Konrad Dybcio , Elliot Berman Cc: Satya Durga Srinivasu Prabhala , Melody Olvera , Shivendra Pratap , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Florian Fainelli , Stephen Boyd , linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org In-Reply-To: <20241107-arm-psci-system_reset2-vendor-reboots-v8-0-e8715fa65cb5@quicinc.com> References: <20241107-arm-psci-system_reset2-vendor-reboots-v8-0-e8715fa65cb5@quicinc.com> Subject: Re: (subset) [PATCH v8 0/6] Implement vendor resets for PSCI SYSTEM_RESET2 Message-Id: <173136321437.772650.9632330958815794111.b4-ty@collabora.com> Date: Mon, 11 Nov 2024 23:13:34 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241111_141340_274743_F1EF2F91 X-CRM114-Status: GOOD ( 10.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 07 Nov 2024 15:38:24 -0800, Elliot Berman wrote: > The PSCI SYSTEM_RESET2 call allows vendor firmware to define additional > reset types which could be mapped to the reboot argument. > > Setting up reboot on Qualcomm devices can be inconsistent from chipset > to chipset. Generally, there is a PMIC register that gets written to > decide the reboot type. There is also sometimes a cookie that can be > written to indicate that the bootloader should behave differently than a > regular boot. These knobs evolve over product generations and require > more drivers. Qualcomm firmwares are beginning to expose vendor > SYSTEM_RESET2 types to simplify driver requirements from Linux. > > [...] Applied, thanks! [1/6] dt-bindings: power: reset: Convert mode-.* properties to array commit: 05d9044177c3e910921522e0209640d3b825a6ae Best regards, -- Sebastian Reichel