From patchwork Wed Dec 9 21:02:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Klein X-Patchwork-Id: 341506 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1BC3AC433FE for ; Wed, 9 Dec 2020 21:07:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DD02F22CB1 for ; Wed, 9 Dec 2020 21:07:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728968AbgLIVGp (ORCPT ); Wed, 9 Dec 2020 16:06:45 -0500 Received: from mo4-p01-ob.smtp.rzone.de ([85.215.255.54]:27895 "EHLO mo4-p01-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725968AbgLIVGp (ORCPT ); Wed, 9 Dec 2020 16:06:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1607547832; s=strato-dkim-0002; d=fossekall.de; h=Message-Id:Date:Subject:Cc:To:From:From:Subject:Sender; bh=Yv3BisX3VSbCqFQLA4ar1BwG3T8m1Bk8ItATVLb6B/A=; b=isEvdXqRuahkZiE4PEREE3/32hxkwMb9MkEqXaf7S4lag83P4e87iiDlwJQezhPUKy aU+yW7ljxQQurJuu9c/BRFfRbJFPXmky6YXKc3Vr4EfaQyfC1hiAK8tEjrMT9XBRh+8t sNs0qqkn6A/ZfsVycn9s+YTMEzydy9RDcS8bv7X/7l5YoZRMNId3cy2fZtYByUhvMq38 INdF+z3paYVrclIO8HK21clF8lKspYs2vJ0FeUcTMNWOSiUchqGq97DOxi5pf4Rg9sVs D62jtM/b1siQoQWWWKq6vaMStP2pVD2twhtav1z/C8Jc4tFy7RE0U2+07etaMB9fNJbH BtXg== X-RZG-AUTH: ":O2kGeEG7b/pS1EzgE2y7nF0STYsSLflpbjNKxx7cGrBOdI6BL9pkS3QW19mO7I+/JwRspuzJFZuRzQ==" X-RZG-CLASS-ID: mo00 Received: from aerfugl by smtp.strato.de (RZmta 47.6.2 AUTH) with ESMTPSA id e07b38wB9L3mB1V (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (curve X9_62_prime256v1 with 256 ECDH bits, eq. 3072 bits RSA)) (Client did not present a certificate); Wed, 9 Dec 2020 22:03:48 +0100 (CET) Received: from koltrast.a98shuttle.de ([192.168.1.27] helo=a98shuttle.de) by aerfugl with smtp (Exim 4.89) (envelope-from ) id 1kn6cj-0008CT-7V; Wed, 09 Dec 2020 22:03:45 +0100 Received: (nullmailer pid 385332 invoked by uid 502); Wed, 09 Dec 2020 21:03:45 -0000 From: Michael Klein To: Sebastian Reichel , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Michael Klein Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 0/3] BPi M2 Zero poweroff support via new regulator-poweroff driver Date: Wed, 9 Dec 2020 22:02:18 +0100 Message-Id: <20201209210221.385188-1-michael@fossekall.de> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Changes in v2: - rename DT node Changes in v3: - add regulator-poweroff driver - use regulator-poweroff driver instead of gpio-poweroff Changes in v4: - hardcode poweroff timeout to 3000ms, not configurable any more - remove support for multiple regulators - fix Documentation issues Michael Klein (3): power: reset: new driver regulator-poweroff Documentation: DT: binding documentation for regulator-poweroff ARM: dts: sun8i-h2-plus-bananapi-m2-zero: add poweroff node .../power/reset/regulator-poweroff.yaml | 37 ++++++++ .../dts/sun8i-h2-plus-bananapi-m2-zero.dts | 5 ++ drivers/power/reset/Kconfig | 7 ++ drivers/power/reset/Makefile | 1 + drivers/power/reset/regulator-poweroff.c | 86 +++++++++++++++++++ 5 files changed, 136 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/reset/regulator-poweroff.yaml create mode 100644 drivers/power/reset/regulator-poweroff.c