From patchwork Mon Jan 6 21:16:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Reichl X-Patchwork-Id: 11320165 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7CC61138C for ; Mon, 6 Jan 2020 21:17:08 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 5B3672146E for ; Mon, 6 Jan 2020 21:17:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="S6YTUUaB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5B3672146E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=fivetechno.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject: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=zQTZqW1FNbo/5ofRA80/AB8edrHXPS9A6CG00+2F2RM=; b=S6YTUUaBYlvn4m qRS5oulZOEptxUTfiK2foVKnZpRjw4yGvTLWChrnDHleT5hH68H/D9oDlS5c8bfRfUKuJqM3oefD7 c4WTfZ26eLkFjb60qHKE7V9lNWq2s/Yrc/ZT/E33fSu1U9iIm9La6mlh7wmRtcar8r9RPRHTtv4Wn 3g1FlLfNhTy2rQbQK+gaa/LVm9LZbLwIpSXm6D+fSEpOpf87FmZBXtHgWYU764mUo1h5QVyrKFGEL wiyBthUeWHc51WWbJhMyoRghPZWU6s5nkB7Ld5ZxUTTOU8warNkd6vtQS0KRBxF/3kih3SdOLK6pY UoBaQGiyj4I9fzLGISNA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ioZkF-0007PG-TG; Mon, 06 Jan 2020 21:17:03 +0000 Received: from wp126.webpack.hosteurope.de ([2a01:488:42:1000:50ed:8485::]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ioZkC-0007Og-LT; Mon, 06 Jan 2020 21:17:02 +0000 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 1ioZk6-0001Pq-NQ; Mon, 06 Jan 2020 22:16:54 +0100 X-Virus-Scanned: by amavisd-new 2.11.1 using newest ClamAV at linuxbbg.five-lan.de Received: from roc-pc (pD9E89450.dip0.t-ipconnect.de [217.232.148.80]) (authenticated bits=0) by hermes.fivetechno.de (8.15.2/8.14.5/SuSE Linux 0.8) with ESMTPSA id 006LGrhM032119 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Mon, 6 Jan 2020 22:16:53 +0100 From: Markus Reichl To: linux-rockchip@lists.infradead.org, Liam Girdwood , Mark Brown , Rob Herring , Mark Rutland , Heiko Stuebner Subject: [PATCH 0/5] regulator: mp8859: add driver for DC/DC converter used on rk3399-roc-pc board Date: Mon, 6 Jan 2020 22:16:23 +0100 Message-Id: <20200106211633.2882-1-m.reichl@fivetechno.de> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 X-bounce-key: webpack.hosteurope.de; m.reichl@fivetechno.de; 1578345420; 0ad3f49f; X-HE-SMSGID: 1ioZk6-0001Pq-NQ X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200106_131700_845543_57111D2D X-CRM114-Status: UNSURE ( 9.44 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 SPF_NONE SPF: sender does not publish an SPF Record X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Markus Reichl , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.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