From patchwork Thu Jul 5 07:48:43 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Vaittinen, Matti" X-Patchwork-Id: 10508343 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C5612600F5 for ; Thu, 5 Jul 2018 07:49:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B4ECB28E69 for ; Thu, 5 Jul 2018 07:49:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A8A1828E73; Thu, 5 Jul 2018 07:49:09 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 531BC28E69 for ; Thu, 5 Jul 2018 07:49:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753346AbeGEHs7 (ORCPT ); Thu, 5 Jul 2018 03:48:59 -0400 Received: from mail-lf0-f67.google.com ([209.85.215.67]:37320 "EHLO mail-lf0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752965AbeGEHsz (ORCPT ); Thu, 5 Jul 2018 03:48:55 -0400 Received: by mail-lf0-f67.google.com with SMTP id j8-v6so6152831lfb.4; Thu, 05 Jul 2018 00:48:54 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=KZuPDxz/x1YS2l5jj2pJKP/Fx/IlT6bLBzVqIHNEMMw=; b=LbfXTK1Rv7y57eEwBuZfMFEmzA6Eu9ZZxsmTSMUUzoRBOVSTgVeT4s0bWA6gwmuSM0 Wcsrac3tKI+KpRXOA2QXG299TOEW8FrtMqJI87deic5mhnhDDDoTwFFelbpd4H+45pjk O9dMQrXlEUzWjMZBi2m5p5tlkGFmdCl7PgQnwNRN0nxLohiYt8qoVkpay2IeWCwr7BEE fa0TLKVrgd1sGdlTcsFP1YFAkRAU3cQbh3zmwnd1eS9Qt3QOIOO/EcMACHgR2dNnAJSL wwNKgvorDH/nmChnmSCYL7J+86/XNRoH1yJRasgCD3YtP2JcQh4rp/ScHy3aBdP5Wswu Dw6g== X-Gm-Message-State: APt69E0v7BwsSqqoXPSgTs95TZfPMtxXHoJ0aUs4JrW+PtJ3G083YzRc 0BnhltD/CLr/wp+iJGKsOTQ= X-Google-Smtp-Source: AAOMgpekS4VCs9f1cudgdMxlm12g6GSLCpSgLJ9lsuSlH1ls2yi0SSebv8mFuvJSLGABSWV2odPWJg== X-Received: by 2002:a19:6308:: with SMTP id x8-v6mr3721610lfb.104.1530776933551; Thu, 05 Jul 2018 00:48:53 -0700 (PDT) Received: from localhost.localdomain (82-203-185-123.bb.dnainternet.fi. [82.203.185.123]) by smtp.gmail.com with ESMTPSA id t84-v6sm1276151lfi.55.2018.07.05.00.48.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 05 Jul 2018 00:48:52 -0700 (PDT) Date: Thu, 5 Jul 2018 10:48:43 +0300 From: Matti Vaittinen To: mturquette@baylibre.com, robh+dt@kernel.org, mark.rutland@arm.com, lee.jones@linaro.org, lgirdwood@gmail.com, broonie@kernel.org, mazziesaccount@gmail.com, arnd@arndb.de, dmitry.torokhov@gmail.com, sre@kernel.org, chenjh@rock-chips.com, andrew.smirnov@gmail.com, linus.walleij@linaro.org, kstewart@linuxfoundation.org, heiko@sntech.de, gregkh@linuxfoundation.org, eballetbo@gmail.com Cc: sboyd@kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, mikko.mutanen@fi.rohmeurope.com, heikki.haikola@fi.rohmeurope.com Subject: [PATCH v9 2/2] mfd: bd71837: Devicetree bindings for ROHM BD71837 PMIC Message-ID: <87cc68c82c3c95e82797e0ce3d401a4f1d6daf25.1530776326.git.matti.vaittinen@fi.rohmeurope.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Document devicetree bindings for ROHM BD71837 PMIC MFD. Signed-off-by: Matti Vaittinen Reviewed-by: Rob Herring --- .../devicetree/bindings/mfd/rohm,bd71837-pmic.txt | 67 ++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt b/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt new file mode 100644 index 000000000000..67f2616288d9 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt @@ -0,0 +1,67 @@ +* ROHM BD71837 Power Management Integrated Circuit bindings + +BD71837MWV is a programmable Power Management IC for powering single-core, +dual-core, and quad-core SoC’s such as NXP-i.MX 8M. It is optimized for +low BOM cost and compact solution footprint. It integrates 8 Buck +egulators and 7 LDO’s to provide all the power rails required by the SoC and +the commonly used peripherals. + +Datasheet for PMIC is available at: +https://www.rohm.com/datasheet/BD71837MWV/bd71837mwv-e + +Required properties: + - compatible : Should be "rohm,bd71837". + - reg : I2C slave address. + - interrupt-parent : Phandle to the parent interrupt controller. + - interrupts : The interrupt line the device is connected to. + - clocks : The parent clock connected to PMIC. If this is missng + 32768 KHz clock is assumed. + - #clock-cells : Should be 0 + - regulators: : List of child nodes that specify the regulators + Please see ../regulator/rohm,bd71837-regulator.txt + +Optional properties: +- clock-output-names : Should contain name for output clock. + +Example: + + /* external oscillator node */ + osc: oscillator { + compatible = "fixed-clock"; + #clock-cells = <1>; + clock-frequency = <32768>; + clock-output-names = "osc"; + }; + + /* PMIC node */ + + pmic: pmic@4b { + compatible = "rohm,bd71837"; + reg = <0x4b>; + interrupt-parent = <&gpio1>; + interrupts = <29 GPIO_ACTIVE_LOW>; + interrupt-names = "irq"; + #clock-cells = <0>; + clocks = <&osc 0>; + clock-output-names = "bd71837-32k-out"; + + regulators { + buck1: BUCK1 { + regulator-name = "buck1"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1300000>; + regulator-boot-on; + regulator-ramp-delay = <1250>; + }; + /* ... */ + }; + }; + + /* Clock consumer node */ + + foo@0 { + compatible = "bar,foo"; + /* ... */ + clock-names = "my-clock"; + clocks = <&pmic>; + };