From patchwork Mon Dec 10 18:42:11 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Priit Laes X-Patchwork-Id: 1010628 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=plaes.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=plaes.org header.i=@plaes.org header.b="AtlBjAQt"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43DBl81MDCz9s4s for ; Tue, 11 Dec 2018 05:42:28 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727781AbeLJSm1 (ORCPT ); Mon, 10 Dec 2018 13:42:27 -0500 Received: from plaes.org ([188.166.43.21]:55062 "EHLO plaes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726024AbeLJSm0 (ORCPT ); Mon, 10 Dec 2018 13:42:26 -0500 Received: from localhost (unknown [213.204.46.240]) by plaes.org (Postfix) with ESMTPSA id AE34440302; Mon, 10 Dec 2018 18:42:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=plaes.org; s=mail; t=1544467344; bh=fTb19bShObdTgbAkz3Z+05tI/7iVObx7qNqh1LH392I=; h=From:To:Cc:Subject:Date:From; b=AtlBjAQtndCAVH6bxmAlruUaZWXSjUlrD1E7PmUQuTvFq6pMuzMI2A8U+i8KX98kC 1zEe6dD50noHmnLRrZLGbg6wwvNeTNt7fzBanUkXcJ3pIva9D4MstYg+/BoAvQKVmo f+2qwnLx4ndIQjDOvhYTBW0zrZrGWp+2tp9U00G83pZa34mrW+BIZrBPwzc+moCZEH pctpxHYidVcUb32io5OlwE1Be1o68uJYDAJxRyOdilwMEBjCTUWiFg9bMYyUMkaMGJ G3C2jJO1xXlXNtZzi9/ekunyZFVIDcm+9vMTGEyl/89h37RH/jli1iL4xxKT0hCeZb yLniGxhtyf7xg== From: Priit Laes To: Lee Jones , Rob Herring , Mark Rutland , Chen-Yu Tsai , Maxime Ripard , Liam Girdwood , Mark Brown , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Olliver Schinagl , linux-sunxi Cc: Priit Laes Subject: [PATCH 0/8] This is a second edition of a series that implements voltage Date: Mon, 10 Dec 2018 20:42:11 +0200 Message-Id: X-Mailer: git-send-email 2.19.2 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org ramping for AXP209 DCDC2 and LDO3 regulators and software based soft-start for AXP209 LDO3 regulator. Both features are needed to work around a PMIC shutdown when toggling LDO3 on certain boards with high capacitance on the LDO3 output. Similar features (or workarounds) have been also implemented on u-boot side [1]. Changes since v1: - Rebased on top of next and dropped already merged patches. - Dropped LDO4 full range devicetree change for Lime2 (prev patch 9) in favor of general pin-bank regulator dependency [2]. - Fixed paths in devicetree bindings (patch 3) - Added note about software based soft-start for LDO3 (patch 5) [1] https://lists.denx.de/pipermail/u-boot/2018-November/348612.html [2] http://lists.infradead.org/pipermail/linux-arm-kernel/2018-December/618459.html Olliver Schinagl (8): mfd: axp20x: name voltage ramping define properly regulator: axp20x: add support for set_ramp_delay for AXP209 dt-bindings: mfd: axp20x: add support for regulator-ramp-delay for AXP209 regulator: axp20x: add software based soft_start for AXP209 LDO3 dt-bindings: mfd: axp20x: Add software based soft_start for AXP209 LDO3 regulator: dts: enable soft-start and ramp delay for the OLinuXino Lime2 mfd: axp20x: Clean up included headers mfd: axp20x: use explicit bit defines Documentation/devicetree/bindings/mfd/axp20x.txt | 9 +- arch/arm/boot/dts/sun7i-a20-olinuxino-lime2.dts | 2 +- drivers/mfd/axp20x.c | 13 +- drivers/regulator/axp20x-regulator.c | 142 +++++++++++++++- include/linux/mfd/axp20x.h | 4 +- 5 files changed, 161 insertions(+), 9 deletions(-) base-commit: 14cf8c1d5b90a0cf6a8ba51ef59db8da8c7a2622