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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 0D6E6C32770 for ; Sat, 4 Jan 2020 15:33:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D50B82464E for ; Sat, 4 Jan 2020 15:33:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726333AbgADPdw (ORCPT ); Sat, 4 Jan 2020 10:33:52 -0500 Received: from wp126.webpack.hosteurope.de ([80.237.132.133]:44202 "EHLO wp126.webpack.hosteurope.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726080AbgADPdv (ORCPT ); Sat, 4 Jan 2020 10:33:51 -0500 Received: from [2003:a:659:3f00:1e6f:65ff:fe31:d1d5] (helo=hermes.fivetechno.de); authenticated by wp126.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) id 1inlQn-0000ox-Gq; Sat, 04 Jan 2020 16:33:37 +0100 X-Virus-Scanned: by amavisd-new 2.11.1 using newest ClamAV at linuxbbg.five-lan.de Received: from roc-pc (p508F384D.dip0.t-ipconnect.de [80.143.56.77]) (authenticated bits=0) by hermes.fivetechno.de (8.15.2/8.14.5/SuSE Linux 0.8) with ESMTPSA id 004FXass009220 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Sat, 4 Jan 2020 16:33:36 +0100 From: Markus Reichl To: linux-rockchip@lists.infradead.org Cc: Markus Reichl , "Angus Ainslie (Purism)" , devicetree@vger.kernel.org, Heiko Stuebner , Jagan Teki , Laurent Pinchart , Linus Walleij , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Maxime Ripard , Rob Herring , Shawn Guo , Stephan Gerhold Subject: [PATCH 0/5] regulator: mp8859: add driver for DC/DC converter used on rk3399-roc-pc board Date: Sat, 4 Jan 2020 16:32:44 +0100 Message-Id: <20200104153321.6584-1-m.reichl@fivetechno.de> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-bounce-key: webpack.hosteurope.de;m.reichl@fivetechno.de;1578152030;a7085fc8; X-HE-SMSGID: 1inlQn-0000ox-Gq Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On rk3399-roc-pc board a voltage regulator MP8859 from Monolithic Power Systems is used to supply the 12V power line. This delivers 5V as a default value after boot. The voltage is controllable via I2C. Add a basic driver to set and get the voltage of the MP8859 and add a matching node with fixed 12V in the DT of the board. Markus Reichl (5): regulator: mp8859: add driver regulator: mp8859: add config option and build entry dt-bindings: add vendor Monolithic Power Systems dt-bindings: regulator: add MPS mp8859 voltage regulator arm64: dts: rockchip: Enable mp8859 regulator on rk3399-roc-pc .../devicetree/bindings/regulator/mp8859.txt | 22 +++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + .../boot/dts/rockchip/rk3399-roc-pc.dtsi | 32 ++-- drivers/regulator/Kconfig | 11 ++ drivers/regulator/Makefile | 1 + drivers/regulator/mp8859.c | 156 ++++++++++++++++++ 6 files changed, 210 insertions(+), 14 deletions(-) create mode 100644 Documentation/devicetree/bindings/regulator/mp8859.txt create mode 100644 drivers/regulator/mp8859.c -- 2.24.1