From patchwork Thu Oct 28 09:18:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matti Vaittinen X-Patchwork-Id: 1547385 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4Hg0Np11Jfz9sRN for ; Thu, 28 Oct 2021 20:18:50 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230102AbhJ1JVQ (ORCPT ); Thu, 28 Oct 2021 05:21:16 -0400 Received: from mail-lf1-f49.google.com ([209.85.167.49]:34604 "EHLO mail-lf1-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229791AbhJ1JVP (ORCPT ); Thu, 28 Oct 2021 05:21:15 -0400 Received: by mail-lf1-f49.google.com with SMTP id u11so12220738lfs.1; Thu, 28 Oct 2021 02:18:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=6ydrOl3rQ78mwORkXuTpnA/n1UjLXKc/I7o63rT5IqU=; b=qmAjEgiBSsdIe3g33nKGpoCp70QdWCyhDz0W6rs/kSmiUu9NEly8AXxtzO622kGcC0 JBOEGByLgtIm5DSo+CJZaXzSCE3Xx+pghBKW37xZ98wyrjjV+CEgvuVe6bxHvVZYPf2S Jja5aE/kMlB70Mqcb3lHaT+8BYRjULX46hgerExOnQMRvNR34SHYN1ugsvrtH3vcAAe/ JaAi+bArsxh90RVOnoLi+m/D03DE59ekfMR2zTb98Qz4iKy4sn4BgOYmkagPBcjyX4p5 NWH5WXDEsM0Fl2Bkz8co6WKiSF9GF1ZaKZbb9bj6YzMFkElQdg3YcYqSUwi5K2uHnmME hncQ== X-Gm-Message-State: AOAM533VifKeMKlHDib8MMYGPU6d2vAVY5vgnicWsQA8C2yrtTBqZi4g R44X23ihg2dBuOgz5TxxKYM= X-Google-Smtp-Source: ABdhPJy+4UKFLPJQfSGmG44FUwuZ5RobfJNtLVG07TFLjWCkBHuJbkogTStZ/Ab+8+jLY3GU6gyMcg== X-Received: by 2002:a05:6512:3b5:: with SMTP id v21mr3130037lfp.352.1635412727558; Thu, 28 Oct 2021 02:18:47 -0700 (PDT) Received: from fedora (d44bs26yxfwtfmx4yyk-4.rev.dnainternet.fi. [2001:14bb:c6:2fb:6813:24a0:454f:2]) by smtp.gmail.com with ESMTPSA id g18sm252290lfr.286.2021.10.28.02.18.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Oct 2021 02:18:46 -0700 (PDT) Date: Thu, 28 Oct 2021 12:18:40 +0300 From: Matti Vaittinen To: Matti Vaittinen , Matti Vaittinen Cc: lukas.bulwahn@gmail.com, Lee Jones , Rob Herring , Liam Girdwood , Mark Brown , Linus Walleij , Bartosz Golaszewski , Matti Vaittinen , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-power@fi.rohmeurope.com Subject: [RESEND PATCH 1/4] dt-bindings: mfd: regulator: Drop BD70528 support Message-ID: <637f8aa5f1d65d54c90ed165c2476c32dff53c26.1635412162.git.matti.vaittinen@fi.rohmeurope.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org The only known BD70528 use-cases are such that the PMIC is controlled from separate MCU which is not running Linux. I am not aware of any Linux driver users. Furthermore, it seems there is no demand for this IC. Let's ease the maintenance burden and drop the driver. We can always add it back if there is sudden need for it. Signed-off-by: Matti Vaittinen Acked-by: Rob Herring --- .../bindings/mfd/rohm,bd70528-pmic.txt | 102 ------------------ .../regulator/rohm,bd70528-regulator.txt | 68 ------------ 2 files changed, 170 deletions(-) delete mode 100644 Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt delete mode 100644 Documentation/devicetree/bindings/regulator/rohm,bd70528-regulator.txt diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt b/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt deleted file mode 100644 index 386eec06cf08..000000000000 --- a/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt +++ /dev/null @@ -1,102 +0,0 @@ -* ROHM BD70528 Power Management Integrated Circuit bindings - -BD70528MWV is an ultra-low quiescent current 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 bit 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 IRQ_TYPE_LEVEL_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>; - }; - }; -}; diff --git a/Documentation/devicetree/bindings/regulator/rohm,bd70528-regulator.txt b/Documentation/devicetree/bindings/regulator/rohm,bd70528-regulator.txt deleted file mode 100644 index 698cfc3bc3dd..000000000000 --- a/Documentation/devicetree/bindings/regulator/rohm,bd70528-regulator.txt +++ /dev/null @@ -1,68 +0,0 @@ -ROHM BD70528 Power Management Integrated Circuit regulator bindings - -Required properties: - - regulator-name: should be "buck1", "buck2", "buck3", "ldo1", "ldo2", "ldo3", - "led_ldo1", "led_ldo2" - -List of regulators provided by this controller. BD70528 regulators node -should be sub node of the BD70528 MFD node. See BD70528 MFD bindings at -Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt - -The valid names for BD70528 regulator nodes are: -BUCK1, BUCK2, BUCK3, LDO1, LDO2, LDO3, LED_LDO1, LED_LDO2 - -Optional properties: -- Any optional property defined in bindings/regulator/regulator.txt - -Example: -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>; - }; -};