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=-8.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_MUTT 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 C160AC282CC for ; Tue, 5 Feb 2019 09:06:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8EF432075B for ; Tue, 5 Feb 2019 09:06:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728578AbfBEJGe (ORCPT ); Tue, 5 Feb 2019 04:06:34 -0500 Received: from mail-lf1-f65.google.com ([209.85.167.65]:33736 "EHLO mail-lf1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725898AbfBEJGd (ORCPT ); Tue, 5 Feb 2019 04:06:33 -0500 Received: by mail-lf1-f65.google.com with SMTP id i26so2082196lfc.0; Tue, 05 Feb 2019 01:06:30 -0800 (PST) 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:in-reply-to:user-agent; bh=wv4Js3I9YI/0htJd0RLFTCyvaRrdaU6LxMBWju/lp0Q=; b=RuJ3uBTpY5L5zWF/7ZLiZAramp2aza8oWiDZhzZgakUJLcBRrEhuhI0zzXjkbkclrT E9JQyLzZY0K/V6lVe1JcnkBwwjc8MfSKXZKFl+hMEbbFbsYT2aY8ZJGtsw0cTckJGCoD jPG8OZs+4pfxJb1bhtmv/23Sp9PVJzUfO7M4N/krFzz1aH2ehrGMjgBZntjHCIZlFqVw IsGpmfpryfzp80EL+WMj3jYvbEQXh1bGXHw1u5SmQIsSRP4CfQ19tgy2mJ17RyUGMJyU qkovl/D8zHo/edXa48+CD10069Mnh0tsXoHR8gFCqMQwGm9B8BHZjaUDlix8BCCHL373 THDw== X-Gm-Message-State: AHQUAubgRMzBTm3C9vBQRz5BaRUzoE0SQM0SQi3tGkJfjy6YrO3MflRm NYDdyRq+Slv4zoqOKoVJZXY= X-Google-Smtp-Source: AHgI3IZpFxb2pUQ1wuq1BWgzrUVrNGOxCjL5wuhOeNWnTe5S8bOPi/Mev2fjpQpBjGWODJ6q5KNdQw== X-Received: by 2002:a19:a9d2:: with SMTP id s201mr2472355lfe.154.1549357589884; Tue, 05 Feb 2019 01:06:29 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id c22sm3129324lfi.27.2019.02.05.01.06.28 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 05 Feb 2019 01:06:29 -0800 (PST) Date: Tue, 5 Feb 2019 11:06:16 +0200 From: Matti Vaittinen To: mazziesaccount@gmail.com, matti.vaittinen@fi.rohmeurope.com Cc: heikki.haikola@fi.rohmeurope.com, mikko.mutanen@fi.rohmeurope.com, lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, broonie@kernel.org, gregkh@linuxfoundation.org, rafael@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, bgolaszewski@baylibre.com, sre@kernel.org, lgirdwood@gmail.com, a.zummo@towertech.it, alexandre.belloni@bootlin.com, wim@linux-watchdog.org, linux@roeck-us.net, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-watchdog@vger.kernel.org Subject: [PATCH v6 06/10] devicetree: bindings: Document first ROHM BD70528 bindings Message-ID: <3b86b75b19e54c533ba6fe91f915981824dec3bd.1549356505.git.matti.vaittinen@fi.rohmeurope.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-rtc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rtc@vger.kernel.org Document bindings for regulators (3 bucks, 3 LDOs and 2 LED drivers) and 4 GPIO pins which can be configured for I/O or as interrupt sources withe configurable trigger levels. Signed-off-by: Matti Vaittinen Reviewed-by: Rob Herring Acked-by: Linus Walleij --- .../devicetree/bindings/mfd/rohm,bd70528-pmic.txt | 102 +++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt b/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt new file mode 100644 index 000000000000..f80be7e40184 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt @@ -0,0 +1,102 @@ +* ROHM BD70528 Power Management Integrated Circuit bindings + +BD70528MWV is an ultra-low Iq general purpose single-chip power management IC +for battery-powered portable devices. The IC integrates 3 ultra-low current +consumption buck converters, 3 LDOs and 2 LED Drivers. Also included are 4 +GPIOs, a real-time clock (RTC), a 32kHz clock gate, high-accuracy VREF +for use with an external ADC, flexible dual-input power path, 10 bits SAR ADC +for battery temperature monitor and 1S battery charger with scalable charge +currents. + +Required properties: + - compatible : Should be "rohm,bd70528" + - reg : I2C slave address. + - interrupts : The interrupt line the device is connected to. + - interrupt-controller : To indicate bd70528 acts as an interrupt controller. + - #interrupt-cells : Should be 2. usage is compliant to the 2 cells + variant of ../interrupt-controller/interrupts.txt + - gpio-controller : To indicate bd70528 acts as a gpio controller. + - #gpio-cells : Should be 2. The first cell is the pin number and + the second cell is used to specify flags. See + ../gpio/gpio.txt for more information. + - #clock-cells : Should be 0. + - regulators: : List of child nodes that specify the regulators. + Please see ../regulator/rohm,bd70528-regulator.txt + +Optional properties: + - clock-output-names : Should contain name for output clock. + +Example: +/* external oscillator */ +osc: oscillator { + compatible = "fixed-clock"; + #clock-cells = <1>; + clock-frequency = <32768>; + clock-output-names = "osc"; +}; + +pmic: pmic@4b { + compatible = "rohm,bd70528"; + reg = <0x4b>; + interrupt-parent = <&gpio1>; + interrupts = <29 GPIO_ACTIVE_LOW>; + clocks = <&osc 0>; + #clock-cells = <0>; + clock-output-names = "bd70528-32k-out"; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + + regulators { + buck1: BUCK1 { + regulator-name = "buck1"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3400000>; + regulator-boot-on; + regulator-ramp-delay = <125>; + }; + buck2: BUCK2 { + regulator-name = "buck2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-ramp-delay = <125>; + }; + buck3: BUCK3 { + regulator-name = "buck3"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-ramp-delay = <250>; + }; + ldo1: LDO1 { + regulator-name = "ldo1"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + }; + ldo2: LDO2 { + regulator-name = "ldo2"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + }; + + ldo3: LDO3 { + regulator-name = "ldo3"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + }; + led_ldo1: LED_LDO1 { + regulator-name = "led_ldo1"; + regulator-min-microvolt = <200000>; + regulator-max-microvolt = <300000>; + }; + led_ldo2: LED_LDO2 { + regulator-name = "led_ldo2"; + regulator-min-microvolt = <200000>; + regulator-max-microvolt = <300000>; + }; + }; +}; -- 2.14.3 -- Matti Vaittinen, Linux device drivers ROHM Semiconductors, Finland SWDC Kiviharjunlenkki 1E 90220 OULU FINLAND ~~~ "I don't think so," said Rene Descartes. Just then, he vanished ~~~