From patchwork Tue Mar 26 17:31:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871761 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 121711390 for ; Tue, 26 Mar 2019 17:33:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0338928AA1 for ; Tue, 26 Mar 2019 17:33:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EB78628CA8; Tue, 26 Mar 2019 17:33:53 +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,DKIM_SIGNED, DKIM_VALID,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 8434028AA1 for ; Tue, 26 Mar 2019 17:33:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732026AbfCZRcZ (ORCPT ); Tue, 26 Mar 2019 13:32:25 -0400 Received: from mail-wr1-f65.google.com ([209.85.221.65]:39934 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731971AbfCZRcY (ORCPT ); Tue, 26 Mar 2019 13:32:24 -0400 Received: by mail-wr1-f65.google.com with SMTP id j9so15367268wrn.6 for ; Tue, 26 Mar 2019 10:32:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=845yew9YCqJr9EBUhWoMlXsRsK/rS13QIA65vNiDan8=; b=AZtQt7UGjE6+5ar4HOdqgG1AzbNT8XCFUOMyw+LRDWvt2JawpoF3fq82t5hFozT5uU /JWm2ddsygTHlDX53Ne5JFeBTQ3J/dwjbt9leOTCxvQOz0/AuTQx8WtUf9txOJf45XDC tlsZdQ9qLctFy3MlWvfv2ay6siS5dVNyl4Fnh3HTBsXB2zhSHtKKjQZ0C93qF2mELi+N HW5ZLgOJJnUTEabHqir+sJGVl4/JTDAUayW7GS6pcU3CbZmUImrHIcUCpFkp61wRjXew eMAGR93ZQJCVCCbhJeNHP7MeCGOUHiA0o9wlscDq104mBWrc3YNCUVTEMQe9rtI+jw64 lWPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=845yew9YCqJr9EBUhWoMlXsRsK/rS13QIA65vNiDan8=; b=mvMpnAXjuEyev8fJUs4A5gY1yReW1uGoLf9zoJnHOpg/XdkCoWLwAP1p8MWy6LD8xx 8t+lJiXP79oHgDtivpwNKwTH+elgKUJPitipzeJCaJz/9fxhBpH57fGukFFEYI00q985 jI2qRSPJHDrqBgWnWKz4D3CdBwg6iGym+pR332vscyh3vj9uyui7fZJaTJ1IrfNccIOo +aNy2u22nlddbCvTFe1DYezq9Kk/KQHhZ00bP7sAt7KoGzoPUOUMPEMvSBYPtH85xbWS Qe2lg4UdOTTopMWwm9CUp6YATvy016MPDLbXHLjfWggQjb/Hyw8XxYvDlMMI7mCPDxpO NiEg== X-Gm-Message-State: APjAAAWGcDotgnSxGxONDthtSwt9NxqMC43AksBXKhErROI9nssiIL3s T0+xKghPhI7zniE5btEZBcShVQ== X-Google-Smtp-Source: APXvYqwzn5vKpNTZ4yvtxp4GdzQOi6+HJd8bNcJQ6zKqsvbXoIKl4/bozYNbfalvT4wlAw/mQRwLxw== X-Received: by 2002:adf:fd0c:: with SMTP id e12mr19596165wrr.230.1553621542344; Tue, 26 Mar 2019 10:32:22 -0700 (PDT) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id 4sm2534541wmg.12.2019.03.26.10.32.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Mar 2019 10:32:21 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski , Rob Herring Subject: [PATCH v7 01/11] dt-bindings: mfd: add DT bindings for max77650 Date: Tue, 26 Mar 2019 18:31:58 +0100 Message-Id: <20190326173208.30614-2-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add a DT binding document for max77650 ultra-low power PMIC. This describes the core mfd device and the GPIO module. Signed-off-by: Bartosz Golaszewski Reviewed-by: Rob Herring Acked-by: Pavel Machek --- .../devicetree/bindings/mfd/max77650.txt | 46 +++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/max77650.txt diff --git a/Documentation/devicetree/bindings/mfd/max77650.txt b/Documentation/devicetree/bindings/mfd/max77650.txt new file mode 100644 index 000000000000..b529d8d19335 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/max77650.txt @@ -0,0 +1,46 @@ +MAX77650 ultra low-power PMIC from Maxim Integrated. + +Required properties: +------------------- +- compatible: Must be "maxim,max77650" +- reg: I2C device address. +- interrupts: The interrupt on the parent the controller is + connected to. +- interrupt-controller: Marks the device node as an interrupt controller. +- #interrupt-cells: Must be <2>. + +- gpio-controller: Marks the device node as a gpio controller. +- #gpio-cells: Must be <2>. The first cell is the pin number and + the second cell is used to specify the gpio active + state. + +Optional properties: +-------------------- +gpio-line-names: Single string containing the name of the GPIO line. + +The GPIO-controller module is represented as part of the top-level PMIC +node. The device exposes a single GPIO line. + +For device-tree bindings of other sub-modules (regulator, power supply, +LEDs and onkey) refer to the binding documents under the respective +sub-system directories. + +For more details on GPIO bindings, please refer to the generic GPIO DT +binding document . + +Example: +-------- + + pmic@48 { + compatible = "maxim,max77650"; + reg = <0x48>; + + interrupt-controller; + interrupt-parent = <&gpio2>; + #interrupt-cells = <2>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "max77650-charger"; + }; From patchwork Tue Mar 26 17:31:59 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871759 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C4A311390 for ; Tue, 26 Mar 2019 17:33:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B181B28AA1 for ; Tue, 26 Mar 2019 17:33:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A612D28AB0; Tue, 26 Mar 2019 17:33:47 +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,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham 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 51B4E28D25 for ; Tue, 26 Mar 2019 17:33:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731971AbfCZRdq (ORCPT ); Tue, 26 Mar 2019 13:33:46 -0400 Received: from mail-wm1-f68.google.com ([209.85.128.68]:36526 "EHLO mail-wm1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731960AbfCZRcZ (ORCPT ); Tue, 26 Mar 2019 13:32:25 -0400 Received: by mail-wm1-f68.google.com with SMTP id h18so13889621wml.1 for ; Tue, 26 Mar 2019 10:32:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=W6m6QUwPm95HDuN9+yw7fF14rWdHdRE1dw7z5w3mpl8=; b=ElefbW/ArTJWxjb/ix+I51tTnryYGOefPEiSyeObwOnkED5d1dSIgi2CXxn56X2Gw+ 5NfCl2nEKl9Gvt4k9ttcSa3RTGi6Xi/EaNXEB4sp5uo5yS7YdX5J3aiBbhzNjnag2jZs Of5m3UJNhj3UHAtbQfLN/h/IvjD7Zz10tTGEhSNFKtDSd3sxRidUyEXtPCPt8OlMCWej QhfpxJc439aSW00kaSUCyZch8Y2MDAbrSJ0u6rHsbAOOkL3636GhjtHPukgwgeTyVt28 7tV994xx4ZVPCmk3sVjMOyeFDQ0Sb1hSSSdbeo++rRfxYV973OZQ8Jx5cEctKPKo1G3Z 9+7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=W6m6QUwPm95HDuN9+yw7fF14rWdHdRE1dw7z5w3mpl8=; b=qvfJ5UDVY4wiq8/CObNtVDYQaQvirxy4WHL6zDIVQEcqHal3CCxWV2Mthb6f7FLwmQ s3TsVw3KqEVQZBex8AMpeoehIkq0akxL1k4SdruwR2JI2EnLTFL1FuyCQMl97cWYmWbF brJR+4rhsEG29ZANVmhF0TA4vDNlN5rrILxUcY9xnXooWSN5EmaxDwED9G0+8EbniRcY 87URnA7OwfF9h0A8dy2Sc+hm9XcJMchBXQVBHZ3vCdKfoBut6V2yJAMcEvdBOFj5ttxZ u98Q3avl/rQaNsNpRsocJJ49H5NuxXz2EHNAXUsPH1UF/TnlSLN/NDb1gaIwdivRqeCz 0fHA== X-Gm-Message-State: APjAAAWTdJps0VoV4ZxZEP5YuTL31xpndA3bglGWKSii2BZ/9ENefeJY 0rL+r+4rpAyXdpaDHTkgF/HIew== X-Google-Smtp-Source: APXvYqxk5XkIUE4KtdY1xdlnW976IqAEcWOy5gCTeaLs6LmyTpUQoAnq5VtUrxSYOmicCtvZoOX2Zw== X-Received: by 2002:a1c:9c14:: with SMTP id f20mr9809480wme.16.1553621543712; Tue, 26 Mar 2019 10:32:23 -0700 (PDT) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id 4sm2534541wmg.12.2019.03.26.10.32.22 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Mar 2019 10:32:23 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v7 02/11] dt-bindings: power: supply: add DT bindings for max77650 Date: Tue, 26 Mar 2019 18:31:59 +0100 Message-Id: <20190326173208.30614-3-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add the DT binding document for the battery charger module of max77650. Signed-off-by: Bartosz Golaszewski --- .../power/supply/max77650-charger.txt | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/supply/max77650-charger.txt diff --git a/Documentation/devicetree/bindings/power/supply/max77650-charger.txt b/Documentation/devicetree/bindings/power/supply/max77650-charger.txt new file mode 100644 index 000000000000..fef188144386 --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/max77650-charger.txt @@ -0,0 +1,27 @@ +Battery charger driver for MAX77650 PMIC from Maxim Integrated. + +This module is part of the MAX77650 MFD device. For more details +see Documentation/devicetree/bindings/mfd/max77650.txt. + +The charger is represented as a sub-node of the PMIC node on the device tree. + +Required properties: +-------------------- +- compatible: Must be "maxim,max77650-charger" + +Optional properties: +-------------------- +- min-microvolt: Minimum CHGIN regulation voltage (in microvolts). Must be + one of: 4000000, 4100000, 4200000, 4300000, 4400000, + 4500000, 4600000, 4700000. +- current-limit-microamp: CHGIN input current limit (in microamps). Must + be one of: 95000, 190000, 285000, 380000, 475000. + +Example: +-------- + + charger { + compatible = "maxim,max77650-charger"; + min-microvolt = <4200000>; + curr-lim-microamp = <285000>; + }; From patchwork Tue Mar 26 17:32:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871753 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 187EE139A for ; Tue, 26 Mar 2019 17:33:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0526A28AA1 for ; Tue, 26 Mar 2019 17:33:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EDC5528CA8; Tue, 26 Mar 2019 17:33:38 +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,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham 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 9868128AA1 for ; Tue, 26 Mar 2019 17:33:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732075AbfCZRc1 (ORCPT ); Tue, 26 Mar 2019 13:32:27 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:44464 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732051AbfCZRc0 (ORCPT ); Tue, 26 Mar 2019 13:32:26 -0400 Received: by mail-wr1-f66.google.com with SMTP id y7so11255579wrn.11 for ; Tue, 26 Mar 2019 10:32:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=QKNCVQXWN6oEf8giX8idUUq1TytMK5c/qkMs8Fw701U=; b=W6EpkC4YFr9SFFojs2AUYtmVFt/uujyibwlOBPnNx0XcNaKRyNlrsqi+T7Qs67hr/o zzI4NT+LWa4xhA13jzAskfNtzOmRnX26zK5/8ryzUegSBqFsYjoJs50eAqyIvqczehs2 u4eLkx1pForftbyDG7WKmXpzCYLDmkGKu+12MfsOnoSJDoVpuOWUwGRsXxeIdBk/raPU awGbvgH6oXuGn03qHPd1IfcfPBl9iMQHolzulZ+DQTuIdPQa5iPKm8lI/x31KI3SOG4o M9X5Xsn3MwCDWpNSmK6Kq9YHZZ5cDTsBP4s/tzfjeOAFAr89sI05grAG67oKLjDnINN7 UiOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=QKNCVQXWN6oEf8giX8idUUq1TytMK5c/qkMs8Fw701U=; b=REKdoOiGffAS50aPP4YsJyWWcuyR5qr65urum/8I2yI4ysD1AO+tZofgVn3wn07M+G H6Hgs5qPA2c7w6nWxWl9K7NEMgFl5utCZRmDPA1a5hTmo9kbSgBF3Umyb1fQG+kzxVSD fCctBXdXHLkQVX6ZRogSuRSJk85QHo8jIU5Nr5qVBj43Lf04X0oKyrV0LSe5N5TFUvAu wAOfKrFXoEkOLsarypFesvwrei0L86Z39uhXxMbAvZoUKUiZhNC7JeeKUH07OFqqXq0c 7i8oed4b45xKmIebuvdFB1Dt7wDAMMSAR446F9BY2OCdmksREUSMw3aX3rBNPv8XvEme VUdA== X-Gm-Message-State: APjAAAVQQUpogy84Mm5hu/QAYRx8EvYY1ZspsfRUAXkQhH85aeuPgEam 7vIuvh9YQ05V5+YfEbm+RaYL8A== X-Google-Smtp-Source: APXvYqxQBCpEM7DnHKEWXgBblNh0JQfx1rRBj369z+9hcNxQOm4PvIXkx7FX3es5jmatLPTHewIYEQ== X-Received: by 2002:a5d:63c5:: with SMTP id c5mr19336534wrw.82.1553621545172; Tue, 26 Mar 2019 10:32:25 -0700 (PDT) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id 4sm2534541wmg.12.2019.03.26.10.32.23 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Mar 2019 10:32:24 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski , Rob Herring Subject: [PATCH v7 03/11] dt-bindings: leds: add DT bindings for max77650 Date: Tue, 26 Mar 2019 18:32:00 +0100 Message-Id: <20190326173208.30614-4-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add the DT binding document for the LEDs module of max77650. Signed-off-by: Bartosz Golaszewski Reviewed-by: Rob Herring --- .../bindings/leds/leds-max77650.txt | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-max77650.txt diff --git a/Documentation/devicetree/bindings/leds/leds-max77650.txt b/Documentation/devicetree/bindings/leds/leds-max77650.txt new file mode 100644 index 000000000000..3a67115cc1da --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-max77650.txt @@ -0,0 +1,57 @@ +LED driver for MAX77650 PMIC from Maxim Integrated. + +This module is part of the MAX77650 MFD device. For more details +see Documentation/devicetree/bindings/mfd/max77650.txt. + +The LED controller is represented as a sub-node of the PMIC node on +the device tree. + +This device has three current sinks. + +Required properties: +-------------------- +- compatible: Must be "maxim,max77650-led" +- #address-cells: Must be <1>. +- #size-cells: Must be <0>. + +Each LED is represented as a sub-node of the LED-controller node. Up to +three sub-nodes can be defined. + +Required properties of the sub-node: +------------------------------------ + +- reg: Must be <0>, <1> or <2>. + +Optional properties of the sub-node: +------------------------------------ + +- label: See Documentation/devicetree/bindings/leds/common.txt +- linux,default-trigger: See Documentation/devicetree/bindings/leds/common.txt + +For more details, please refer to the generic GPIO DT binding document +. + +Example: +-------- + + leds { + compatible = "maxim,max77650-led"; + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0>; + label = "blue:usr0"; + }; + + led@1 { + reg = <1>; + label = "red:usr1"; + linux,default-trigger = "heartbeat"; + }; + + led@2 { + reg = <2>; + label = "green:usr2"; + }; + }; From patchwork Tue Mar 26 17:32:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871719 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 40A4C1390 for ; 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Signed-off-by: Bartosz Golaszewski Reviewed-by: Rob Herring --- .../bindings/input/max77650-onkey.txt | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/max77650-onkey.txt diff --git a/Documentation/devicetree/bindings/input/max77650-onkey.txt b/Documentation/devicetree/bindings/input/max77650-onkey.txt new file mode 100644 index 000000000000..477dc74f452a --- /dev/null +++ b/Documentation/devicetree/bindings/input/max77650-onkey.txt @@ -0,0 +1,26 @@ +Onkey driver for MAX77650 PMIC from Maxim Integrated. + +This module is part of the MAX77650 MFD device. For more details +see Documentation/devicetree/bindings/mfd/max77650.txt. + +The onkey controller is represented as a sub-node of the PMIC node on +the device tree. + +Required properties: +-------------------- +- compatible: Must be "maxim,max77650-onkey". + +Optional properties: +- linux,code: The key-code to be reported when the key is pressed. + Defaults to KEY_POWER. +- maxim,onkey-slide: The system's button is a slide switch, not the default + push button. + +Example: +-------- + + onkey { + compatible = "maxim,max77650-onkey"; + linux,code = ; + maxim,onkey-slide; + }; From patchwork Tue Mar 26 17:32:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871747 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EA0131390 for ; Tue, 26 Mar 2019 17:33:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D70C628AA1 for ; Tue, 26 Mar 2019 17:33:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CB71728D25; Tue, 26 Mar 2019 17:33:29 +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,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham 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 74DE428AA1 for ; Tue, 26 Mar 2019 17:33:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732431AbfCZRd2 (ORCPT ); Tue, 26 Mar 2019 13:33:28 -0400 Received: from mail-wr1-f68.google.com ([209.85.221.68]:35566 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732141AbfCZRca (ORCPT ); Tue, 26 Mar 2019 13:32:30 -0400 Received: by mail-wr1-f68.google.com with SMTP id w1so15421709wrp.2 for ; Tue, 26 Mar 2019 10:32:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=PHnAFw7KtGJWH7IB2Ih89SEfiEryiR66xDAbrjSGim0=; b=uX9rysD+atELAXSQzMdpP2+cO9QuRcViArirewQM6HXeybrTvwAmzrVELDom2H5FLY rtFQGz1tZCJHHPmuVw4o5hb1R0EVpalCmq7KB5VEOYENDdb/ENsD+gPWk0e1N4LHz52T 78Kf/moUFvoDp4i44CBxWbzuPX54qc5RmOH9n+eEPlT/JVw20W8xvUYXyui9fVhFzFkD psCdo29EjVkknpGElL8vf6FSTk50ftXc+aqcTuLURPy0MGUtyjxa9SoTl+b/VsM4mVsx 4Oge/jTIzeAoGxs6+xzqbtZsaBeAyu3J5itCaYwbEsNZnfF5Is/vAVxYIKFjOG5H1E+F 8KLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=PHnAFw7KtGJWH7IB2Ih89SEfiEryiR66xDAbrjSGim0=; b=K1YSm439w9ax3cCZgq6Ew0ch6+VWkJMPa2X+cZDd3R0z/GOTUt1sFUdJI1JDyn2Vvk xulXCczfUiZ4iJ4PezZsgsfBGtzmIBzhi6wG7IAEowJW46MCH9SvjbCO3e1vl/Oxc+Sg rdm+ObUTQoh2twBlyAM3IitFGLUxQrgqpqnlb4lN8B2dqBbDV/TBNQUErRR3BSpk+r3H oEFY+0mXgiJ3i+fqHvkgHFwqEEmd1BtXYdVHn+Gon68+UGn7bdCKlQXSL9LC5NM4CmYs w7NQZn7JvNSpKkD2+MxUPQgwDRHVO2jkWQwTg55qo9oTDGx87NVftyN5Ts7WiVRKnU9C reSQ== X-Gm-Message-State: APjAAAVeLVvyY25lBIAKv/ZzEHfpHdOYERlkQ7Cm5OA1OhEmE4Mgavge HQbiJUVGhhJ2BvnZx5uFDjx4jA== X-Google-Smtp-Source: APXvYqwuO8YMhLtFa0EJiZEw5Bdz2FZmrEuguS45eaXvbnKC2oJCgqQSnivCheO9nvBKOgjuP3SLLQ== X-Received: by 2002:adf:fd88:: with SMTP id d8mr14336838wrr.320.1553621548143; Tue, 26 Mar 2019 10:32:28 -0700 (PDT) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id 4sm2534541wmg.12.2019.03.26.10.32.26 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Mar 2019 10:32:27 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v7 05/11] mfd: core: document mfd_add_devices() Date: Tue, 26 Mar 2019 18:32:02 +0100 Message-Id: <20190326173208.30614-6-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add a kernel doc for mfd_add_devices(). Signed-off-by: Bartosz Golaszewski Acked-by: Pavel Machek --- drivers/mfd/mfd-core.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c index 94e3f32ce935..0898a8db1747 100644 --- a/drivers/mfd/mfd-core.c +++ b/drivers/mfd/mfd-core.c @@ -269,6 +269,20 @@ static int mfd_add_device(struct device *parent, int id, return ret; } +/** + * mfd_add_devices - register a set of child devices + * + * @parent: Parent device for all sub-nodes. + * @id: Platform device id. If >= 0, each sub-device will have its cell_id + * added to this number and use it as the platform device id. + * @cells: Array of mfd cells describing sub-devices. + * @n_devs: Number of sub-devices to register. + * @mem_base: Parent register range resource for sub-devices. + * @irq_base: Base of the range of virtual interrupt numbers allocated for + * this MFD device. Unused if @domain is specified. + * @domain: Interrupt domain used to create mappings for HW interrupt numbers + * specificed in sub-devices' IRQ resources. + */ int mfd_add_devices(struct device *parent, int id, const struct mfd_cell *cells, int n_devs, struct resource *mem_base, From patchwork Tue Mar 26 17:32:03 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871743 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7F0531390 for ; Tue, 26 Mar 2019 17:33:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 69A6528CA8 for ; Tue, 26 Mar 2019 17:33:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5C28A28D25; Tue, 26 Mar 2019 17:33:28 +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,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham 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 7667528D34 for ; Tue, 26 Mar 2019 17:33:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732283AbfCZRd0 (ORCPT ); Tue, 26 Mar 2019 13:33:26 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:55104 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732176AbfCZRcc (ORCPT ); Tue, 26 Mar 2019 13:32:32 -0400 Received: by mail-wm1-f66.google.com with SMTP id f3so13618324wmj.4 for ; Tue, 26 Mar 2019 10:32:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=jDsQaX0AKNXb2pvp7Sr8XJyRrZX4/E/hqKvswBjc0ZU=; b=bW5okT92O4PJYFvozdbeTePHEOah+1E/akgIPbDSdcutuFCRwgyCFR2raN9RQFMbBI Nih2WA6sjZzyd6P+WrwAp+ZYtUmnYQ6+fvWLg5ah46ilwzt//m0HmAKd0y2XnY66DRJh zwQ6U0o4+ArXgmPUdplV1i9lK5szn087w3IjWGbeJ2sxJbkJv6Q0F4JTBq0rMImipYZh hRyOhwXHS4XlmHGZbtQouN7thuwupvlNXmhncEzTbgoZnrJdPMmX+WMqIZQcX8P2ZVeo wmeSUTxoLIkEdcc4QdLn37mAzVJtkX0cEWg62/R46g38B4mhG1edeqhAvW1lmEzq9bF7 S0zQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=jDsQaX0AKNXb2pvp7Sr8XJyRrZX4/E/hqKvswBjc0ZU=; b=NWHpBHiao3Jxsk0OuCdf8cmzF1hsoIqkhk4zYdQutmPyfx47VWLhUtZ0c490WeIX9M NRjqvT86IAinUgZQUgLfZtySKTrqGsBbsQ+Eyp3G3vZYcQoI1uFfEIJiq15RF0u6LCOA ZbXGhMF9oO2IetuiOeaPjWaj7f3oljCTnA3qvXkrt7lifk6nABKlUgEITFsqPzuGtppY Pj5uBFY28O1lD1XEO+iV8cFF4GKaUpxa23x4qtk6dSJfo8x4jRD0Krlsk3bzMANn1kfC zAztp1wsPFOSNyDc29uX3EInP/VoZOf1vNuD6BvERTTPbAVEU/0n8rwdTg+SyUjLnRDS XK7w== X-Gm-Message-State: APjAAAWtsDhtGuyojvaIXTfHrH4D50YrB83AZhVqArQi/CF2MLn2k/fR qIEkSyKOX6cli73X3P0m+pnS6Q== X-Google-Smtp-Source: APXvYqyovWwaHicK+Ty3o4Bbh/nEu+oF8N0osnO67KA+91twt60vJuc1p6c6wHVB0odC5bqoFPLYfA== X-Received: by 2002:a1c:f503:: with SMTP id t3mr9623176wmh.71.1553621549629; Tue, 26 Mar 2019 10:32:29 -0700 (PDT) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id 4sm2534541wmg.12.2019.03.26.10.32.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Mar 2019 10:32:28 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v7 06/11] mfd: max77650: new core mfd driver Date: Tue, 26 Mar 2019 18:32:03 +0100 Message-Id: <20190326173208.30614-7-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add the core mfd driver for max77650 PMIC. We define five sub-devices for which the drivers will be added in subsequent patches. Signed-off-by: Bartosz Golaszewski --- drivers/mfd/Kconfig | 14 +++ drivers/mfd/Makefile | 1 + drivers/mfd/max77650.c | 234 +++++++++++++++++++++++++++++++++++ include/linux/mfd/max77650.h | 59 +++++++++ 4 files changed, 308 insertions(+) create mode 100644 drivers/mfd/max77650.c create mode 100644 include/linux/mfd/max77650.h diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 0ce2d8dfc5f1..ade04e124aa0 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -733,6 +733,20 @@ config MFD_MAX77620 provides common support for accessing the device; additional drivers must be enabled in order to use the functionality of the device. +config MFD_MAX77650 + tristate "Maxim MAX77650/77651 PMIC Support" + depends on I2C + depends on OF || COMPILE_TEST + select MFD_CORE + select REGMAP_I2C + help + Say Y here to add support for Maxim Semiconductor MAX77650 and + MAX77651 Power Management ICs. This is the core multifunction + driver for interacting with the device. The module name is + 'max77650'. Additional drivers can be enabled in order to use + the following functionalities of the device: GPIO, regulator, + charger, LED, onkey. + config MFD_MAX77686 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" depends on I2C diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index b4569ed7f3f3..5727d099c16f 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -155,6 +155,7 @@ obj-$(CONFIG_MFD_DA9150) += da9150-core.o obj-$(CONFIG_MFD_MAX14577) += max14577.o obj-$(CONFIG_MFD_MAX77620) += max77620.o +obj-$(CONFIG_MFD_MAX77650) += max77650.o obj-$(CONFIG_MFD_MAX77686) += max77686.o obj-$(CONFIG_MFD_MAX77693) += max77693.o obj-$(CONFIG_MFD_MAX77843) += max77843.o diff --git a/drivers/mfd/max77650.c b/drivers/mfd/max77650.c new file mode 100644 index 000000000000..7a6c0a5cf602 --- /dev/null +++ b/drivers/mfd/max77650.c @@ -0,0 +1,234 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 BayLibre SAS +// Author: Bartosz Golaszewski +// +// Core MFD driver for MAXIM 77650/77651 charger/power-supply. +// Programming manual: https://pdfserv.maximintegrated.com/en/an/AN6428.pdf + +#include +#include +#include +#include +#include +#include +#include +#include + +#define MAX77650_INT_GPI_F_MSK BIT(0) +#define MAX77650_INT_GPI_R_MSK BIT(1) +#define MAX77650_INT_GPI_MSK \ + (MAX77650_INT_GPI_F_MSK | MAX77650_INT_GPI_R_MSK) +#define MAX77650_INT_nEN_F_MSK BIT(2) +#define MAX77650_INT_nEN_R_MSK BIT(3) +#define MAX77650_INT_TJAL1_R_MSK BIT(4) +#define MAX77650_INT_TJAL2_R_MSK BIT(5) +#define MAX77650_INT_DOD_R_MSK BIT(6) + +#define MAX77650_INT_THM_MSK BIT(0) +#define MAX77650_INT_CHG_MSK BIT(1) +#define MAX77650_INT_CHGIN_MSK BIT(2) +#define MAX77650_INT_TJ_REG_MSK BIT(3) +#define MAX77650_INT_CHGIN_CTRL_MSK BIT(4) +#define MAX77650_INT_SYS_CTRL_MSK BIT(5) +#define MAX77650_INT_SYS_CNFG_MSK BIT(6) + +#define MAX77650_INT_GLBL_OFFSET 0 +#define MAX77650_INT_CHG_OFFSET 1 + +#define MAX77650_SBIA_LPM_MASK BIT(5) +#define MAX77650_SBIA_LPM_DISABLED 0x00 + +enum { + MAX77650_INT_GPI, + MAX77650_INT_nEN_F, + MAX77650_INT_nEN_R, + MAX77650_INT_TJAL1_R, + MAX77650_INT_TJAL2_R, + MAX77650_INT_DOD_R, + MAX77650_INT_THM, + MAX77650_INT_CHG, + MAX77650_INT_CHGIN, + MAX77650_INT_TJ_REG, + MAX77650_INT_CHGIN_CTRL, + MAX77650_INT_SYS_CTRL, + MAX77650_INT_SYS_CNFG, +}; + +static const struct resource max77650_charger_resources[] = { + DEFINE_RES_IRQ_NAMED(MAX77650_INT_CHG, "CHG"), + DEFINE_RES_IRQ_NAMED(MAX77650_INT_CHGIN, "CHGIN"), +}; + +static const struct resource max77650_gpio_resources[] = { + DEFINE_RES_IRQ_NAMED(MAX77650_INT_GPI, "GPI"), +}; + +static const struct resource max77650_onkey_resources[] = { + DEFINE_RES_IRQ_NAMED(MAX77650_INT_nEN_F, "nEN_F"), + DEFINE_RES_IRQ_NAMED(MAX77650_INT_nEN_R, "nEN_R"), +}; + +static const struct mfd_cell max77650_cells[] = { + { + .name = "max77650-regulator", + .of_compatible = "maxim,max77650-regulator", + }, + { + .name = "max77650-charger", + .of_compatible = "maxim,max77650-charger", + .resources = max77650_charger_resources, + .num_resources = ARRAY_SIZE(max77650_charger_resources), + }, + { + .name = "max77650-gpio", + .of_compatible = "maxim,max77650-gpio", + .resources = max77650_gpio_resources, + .num_resources = ARRAY_SIZE(max77650_gpio_resources), + }, + { + .name = "max77650-led", + .of_compatible = "maxim,max77650-led", + }, + { + .name = "max77650-onkey", + .of_compatible = "maxim,max77650-onkey", + .resources = max77650_onkey_resources, + .num_resources = ARRAY_SIZE(max77650_onkey_resources), + }, +}; + +static const struct regmap_irq max77650_irqs[] = { + [MAX77650_INT_GPI] = { + .reg_offset = MAX77650_INT_GLBL_OFFSET, + .mask = MAX77650_INT_GPI_MSK, + .type = { + .type_falling_val = MAX77650_INT_GPI_F_MSK, + .type_rising_val = MAX77650_INT_GPI_R_MSK, + .types_supported = IRQ_TYPE_EDGE_BOTH, + }, + }, + REGMAP_IRQ_REG(MAX77650_INT_nEN_F, + MAX77650_INT_GLBL_OFFSET, MAX77650_INT_nEN_F_MSK), + REGMAP_IRQ_REG(MAX77650_INT_nEN_R, + MAX77650_INT_GLBL_OFFSET, MAX77650_INT_nEN_R_MSK), + REGMAP_IRQ_REG(MAX77650_INT_TJAL1_R, + MAX77650_INT_GLBL_OFFSET, MAX77650_INT_TJAL1_R_MSK), + REGMAP_IRQ_REG(MAX77650_INT_TJAL2_R, + MAX77650_INT_GLBL_OFFSET, MAX77650_INT_TJAL2_R_MSK), + REGMAP_IRQ_REG(MAX77650_INT_DOD_R, + MAX77650_INT_GLBL_OFFSET, MAX77650_INT_DOD_R_MSK), + REGMAP_IRQ_REG(MAX77650_INT_THM, + MAX77650_INT_CHG_OFFSET, MAX77650_INT_THM_MSK), + REGMAP_IRQ_REG(MAX77650_INT_CHG, + MAX77650_INT_CHG_OFFSET, MAX77650_INT_CHG_MSK), + REGMAP_IRQ_REG(MAX77650_INT_CHGIN, + MAX77650_INT_CHG_OFFSET, MAX77650_INT_CHGIN_MSK), + REGMAP_IRQ_REG(MAX77650_INT_TJ_REG, + MAX77650_INT_CHG_OFFSET, MAX77650_INT_TJ_REG_MSK), + REGMAP_IRQ_REG(MAX77650_INT_CHGIN_CTRL, + MAX77650_INT_CHG_OFFSET, MAX77650_INT_CHGIN_CTRL_MSK), + REGMAP_IRQ_REG(MAX77650_INT_SYS_CTRL, + MAX77650_INT_CHG_OFFSET, MAX77650_INT_SYS_CTRL_MSK), + REGMAP_IRQ_REG(MAX77650_INT_SYS_CNFG, + MAX77650_INT_CHG_OFFSET, MAX77650_INT_SYS_CNFG_MSK), +}; + +static const struct regmap_irq_chip max77650_irq_chip = { + .name = "max77650-irq", + .irqs = max77650_irqs, + .num_irqs = ARRAY_SIZE(max77650_irqs), + .num_regs = 2, + .status_base = MAX77650_REG_INT_GLBL, + .mask_base = MAX77650_REG_INTM_GLBL, + .type_in_mask = true, + .type_invert = true, + .init_ack_masked = true, + .clear_on_unmask = true, +}; + +static const struct regmap_config max77650_regmap_config = { + .name = "max77650", + .reg_bits = 8, + .val_bits = 8, +}; + +static int max77650_i2c_probe(struct i2c_client *i2c) +{ + struct regmap_irq_chip_data *irq_data; + struct device *dev = &i2c->dev; + struct irq_domain *domain; + struct regmap *map; + unsigned int val; + int rv; + + map = devm_regmap_init_i2c(i2c, &max77650_regmap_config); + if (IS_ERR(map)) { + dev_err(dev, "unable to initialize i2c regmap\n"); + return PTR_ERR(map); + } + + rv = regmap_read(map, MAX77650_REG_CID, &val); + if (rv) { + dev_err(dev, "unable to read the CID from device\n"); + return rv; + } + + switch (MAX77650_CID_BITS(val)) { + case MAX77650_CID_77650A: + case MAX77650_CID_77650C: + case MAX77650_CID_77651A: + case MAX77650_CID_77651B: + break; + default: + return -ENODEV; + } + + /* + * This IC has a low-power mode which reduces the quiescent current + * consumption to ~5.6uA but is only suitable for systems consuming + * less than ~2mA. Since this is not likely the case even on + * linux-based wearables - keep the chip in normal power mode. + */ + rv = regmap_update_bits(map, + MAX77650_REG_CNFG_GLBL, + MAX77650_SBIA_LPM_MASK, + MAX77650_SBIA_LPM_DISABLED); + if (rv) { + dev_err(dev, "unable to change the power mode\n"); + return rv; + } + + rv = devm_regmap_add_irq_chip(dev, map, i2c->irq, + IRQF_ONESHOT | IRQF_SHARED, 0, + &max77650_irq_chip, &irq_data); + if (rv) { + dev_err(dev, "unable to add the regmap irq chip\n"); + return rv; + } + + domain = regmap_irq_get_domain(irq_data); + + return devm_mfd_add_devices(dev, PLATFORM_DEVID_NONE, + max77650_cells, ARRAY_SIZE(max77650_cells), + NULL, 0, domain); +} + +static const struct of_device_id max77650_of_match[] = { + { .compatible = "maxim,max77650" }, + { } +}; +MODULE_DEVICE_TABLE(of, max77650_of_match); + +static struct i2c_driver max77650_i2c_driver = { + .driver = { + .name = "max77650", + .of_match_table = of_match_ptr(max77650_of_match), + }, + .probe_new = max77650_i2c_probe, +}; +module_i2c_driver(max77650_i2c_driver); + +MODULE_DESCRIPTION("MAXIM 77650/77651 multi-function core driver"); +MODULE_AUTHOR("Bartosz Golaszewski "); +MODULE_LICENSE("GPL v2"); diff --git a/include/linux/mfd/max77650.h b/include/linux/mfd/max77650.h new file mode 100644 index 000000000000..c809e211a8cd --- /dev/null +++ b/include/linux/mfd/max77650.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2018 BayLibre SAS + * Author: Bartosz Golaszewski + * + * Common definitions for MAXIM 77650/77651 charger/power-supply. + */ + +#ifndef MAX77650_H +#define MAX77650_H + +#include + +#define MAX77650_REG_INT_GLBL 0x00 +#define MAX77650_REG_INT_CHG 0x01 +#define MAX77650_REG_STAT_CHG_A 0x02 +#define MAX77650_REG_STAT_CHG_B 0x03 +#define MAX77650_REG_ERCFLAG 0x04 +#define MAX77650_REG_STAT_GLBL 0x05 +#define MAX77650_REG_INTM_GLBL 0x06 +#define MAX77650_REG_INTM_CHG 0x07 +#define MAX77650_REG_CNFG_GLBL 0x10 +#define MAX77650_REG_CID 0x11 +#define MAX77650_REG_CNFG_GPIO 0x12 +#define MAX77650_REG_CNFG_CHG_A 0x18 +#define MAX77650_REG_CNFG_CHG_B 0x19 +#define MAX77650_REG_CNFG_CHG_C 0x1a +#define MAX77650_REG_CNFG_CHG_D 0x1b +#define MAX77650_REG_CNFG_CHG_E 0x1c +#define MAX77650_REG_CNFG_CHG_F 0x1d +#define MAX77650_REG_CNFG_CHG_G 0x1e +#define MAX77650_REG_CNFG_CHG_H 0x1f +#define MAX77650_REG_CNFG_CHG_I 0x20 +#define MAX77650_REG_CNFG_SBB_TOP 0x28 +#define MAX77650_REG_CNFG_SBB0_A 0x29 +#define MAX77650_REG_CNFG_SBB0_B 0x2a +#define MAX77650_REG_CNFG_SBB1_A 0x2b +#define MAX77650_REG_CNFG_SBB1_B 0x2c +#define MAX77650_REG_CNFG_SBB2_A 0x2d +#define MAX77650_REG_CNFG_SBB2_B 0x2e +#define MAX77650_REG_CNFG_LDO_A 0x38 +#define MAX77650_REG_CNFG_LDO_B 0x39 +#define MAX77650_REG_CNFG_LED0_A 0x40 +#define MAX77650_REG_CNFG_LED1_A 0x41 +#define MAX77650_REG_CNFG_LED2_A 0x42 +#define MAX77650_REG_CNFG_LED0_B 0x43 +#define MAX77650_REG_CNFG_LED1_B 0x44 +#define MAX77650_REG_CNFG_LED2_B 0x45 +#define MAX77650_REG_CNFG_LED_TOP 0x46 + +#define MAX77650_CID_MASK GENMASK(3, 0) +#define MAX77650_CID_BITS(_reg) (_reg & MAX77650_CID_MASK) + +#define MAX77650_CID_77650A 0x03 +#define MAX77650_CID_77650C 0x0a +#define MAX77650_CID_77651A 0x06 +#define MAX77650_CID_77651B 0x08 + +#endif /* MAX77650_H */ From patchwork Tue Mar 26 17:32:04 2019 Content-Type: text/plain; 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Tue, 26 Mar 2019 10:32:30 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v7 07/11] power: supply: max77650: add support for battery charger Date: Tue, 26 Mar 2019 18:32:04 +0100 Message-Id: <20190326173208.30614-8-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add basic support for the battery charger for max77650 PMIC. Signed-off-by: Bartosz Golaszewski --- drivers/power/supply/Kconfig | 7 + drivers/power/supply/Makefile | 1 + drivers/power/supply/max77650-charger.c | 367 ++++++++++++++++++++++++ 3 files changed, 375 insertions(+) create mode 100644 drivers/power/supply/max77650-charger.c diff --git a/drivers/power/supply/Kconfig b/drivers/power/supply/Kconfig index e901b9879e7e..0230c96fa94d 100644 --- a/drivers/power/supply/Kconfig +++ b/drivers/power/supply/Kconfig @@ -499,6 +499,13 @@ config CHARGER_DETECTOR_MAX14656 Revision 1.2 and can be found e.g. in Kindle 4/5th generation readers and certain LG devices. +config CHARGER_MAX77650 + tristate "Maxim MAX77650 battery charger driver" + depends on MFD_MAX77650 + help + Say Y to enable support for the battery charger control of MAX77650 + PMICs. + config CHARGER_MAX77693 tristate "Maxim MAX77693 battery charger driver" depends on MFD_MAX77693 diff --git a/drivers/power/supply/Makefile b/drivers/power/supply/Makefile index b731c2a9b695..b73eb8c5c1a9 100644 --- a/drivers/power/supply/Makefile +++ b/drivers/power/supply/Makefile @@ -70,6 +70,7 @@ obj-$(CONFIG_CHARGER_MANAGER) += charger-manager.o obj-$(CONFIG_CHARGER_LTC3651) += ltc3651-charger.o obj-$(CONFIG_CHARGER_MAX14577) += max14577_charger.o obj-$(CONFIG_CHARGER_DETECTOR_MAX14656) += max14656_charger_detector.o +obj-$(CONFIG_CHARGER_MAX77650) += max77650-charger.o obj-$(CONFIG_CHARGER_MAX77693) += max77693_charger.o obj-$(CONFIG_CHARGER_MAX8997) += max8997_charger.o obj-$(CONFIG_CHARGER_MAX8998) += max8998_charger.o diff --git a/drivers/power/supply/max77650-charger.c b/drivers/power/supply/max77650-charger.c new file mode 100644 index 000000000000..e7cca32944bd --- /dev/null +++ b/drivers/power/supply/max77650-charger.c @@ -0,0 +1,367 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 BayLibre SAS +// Author: Bartosz Golaszewski +// +// Battery charger driver for MAXIM 77650/77651 charger/power-supply. + +#include +#include +#include +#include +#include +#include +#include + +#define MAX77650_CHARGER_ENABLED BIT(0) +#define MAX77650_CHARGER_DISABLED 0x00 +#define MAX77650_CHARGER_CHG_EN_MASK BIT(0) + +#define MAX77650_CHG_DETAILS_MASK GENMASK(7, 4) +#define MAX77650_CHG_DETAILS_BITS(_reg) \ + (((_reg) & MAX77650_CHG_DETAILS_MASK) >> 4) + +/* Charger is OFF. */ +#define MAX77650_CHG_OFF 0x00 +/* Charger is in prequalification mode. */ +#define MAX77650_CHG_PREQ 0x01 +/* Charger is in fast-charge constant current mode. */ +#define MAX77650_CHG_ON_CURR 0x02 +/* Charger is in JEITA modified fast-charge constant-current mode. */ +#define MAX77650_CHG_ON_CURR_JEITA 0x03 +/* Charger is in fast-charge constant-voltage mode. */ +#define MAX77650_CHG_ON_VOLT 0x04 +/* Charger is in JEITA modified fast-charge constant-voltage mode. */ +#define MAX77650_CHG_ON_VOLT_JEITA 0x05 +/* Charger is in top-off mode. */ +#define MAX77650_CHG_ON_TOPOFF 0x06 +/* Charger is in JEITA modified top-off mode. */ +#define MAX77650_CHG_ON_TOPOFF_JEITA 0x07 +/* Charger is done. */ +#define MAX77650_CHG_DONE 0x08 +/* Charger is JEITA modified done. */ +#define MAX77650_CHG_DONE_JEITA 0x09 +/* Charger is suspended due to a prequalification timer fault. */ +#define MAX77650_CHG_SUSP_PREQ_TIM_FAULT 0x0a +/* Charger is suspended due to a fast-charge timer fault. */ +#define MAX77650_CHG_SUSP_FAST_CHG_TIM_FAULT 0x0b +/* Charger is suspended due to a battery temperature fault. */ +#define MAX77650_CHG_SUSP_BATT_TEMP_FAULT 0x0c + +#define MAX77650_CHGIN_DETAILS_MASK GENMASK(3, 2) +#define MAX77650_CHGIN_DETAILS_BITS(_reg) \ + (((_reg) & MAX77650_CHGIN_DETAILS_MASK) >> 2) + +#define MAX77650_CHGIN_UNDERVOLTAGE_LOCKOUT 0x00 +#define MAX77650_CHGIN_OVERVOLTAGE_LOCKOUT 0x01 +#define MAX77650_CHGIN_OKAY 0x11 + +#define MAX77650_CHARGER_CHG_MASK BIT(1) +#define MAX77650_CHARGER_CHG_CHARGING(_reg) \ + (((_reg) & MAX77650_CHARGER_CHG_MASK) > 1) + +#define MAX77650_CHARGER_VCHGIN_MIN_MASK 0xc0 +#define MAX77650_CHARGER_VCHGIN_MIN_SHIFT(_val) ((_val) << 5) + +#define MAX77650_CHARGER_ICHGIN_LIM_MASK 0x1c +#define MAX77650_CHARGER_ICHGIN_LIM_SHIFT(_val) ((_val) << 2) + +struct max77650_charger_data { + struct regmap *map; + struct device *dev; +}; + +static enum power_supply_property max77650_charger_properties[] = { + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_ONLINE, + POWER_SUPPLY_PROP_CHARGE_TYPE +}; + +static const unsigned int max77650_charger_vchgin_min_table[] = { + 4000000, 4100000, 4200000, 4300000, 4400000, 4500000, 4600000, 4700000 +}; + +static const unsigned int max77650_charger_ichgin_lim_table[] = { + 95000, 190000, 285000, 380000, 475000 +}; + +static int max77650_charger_set_vchgin_min(struct max77650_charger_data *chg, + unsigned int val) +{ + int i, rv; + + for (i = 0; i < ARRAY_SIZE(max77650_charger_vchgin_min_table); i++) { + if (val == max77650_charger_vchgin_min_table[i]) { + rv = regmap_update_bits(chg->map, + MAX77650_REG_CNFG_CHG_B, + MAX77650_CHARGER_VCHGIN_MIN_MASK, + MAX77650_CHARGER_VCHGIN_MIN_SHIFT(i)); + if (rv) + return rv; + + return 0; + } + } + + return -EINVAL; +} + +static int max77650_charger_set_ichgin_lim(struct max77650_charger_data *chg, + unsigned int val) +{ + int i, rv; + + for (i = 0; i < ARRAY_SIZE(max77650_charger_ichgin_lim_table); i++) { + if (val == max77650_charger_ichgin_lim_table[i]) { + rv = regmap_update_bits(chg->map, + MAX77650_REG_CNFG_CHG_B, + MAX77650_CHARGER_ICHGIN_LIM_MASK, + MAX77650_CHARGER_ICHGIN_LIM_SHIFT(i)); + if (rv) + return rv; + + return 0; + } + } + + return -EINVAL; +} + +static int max77650_charger_enable(struct max77650_charger_data *chg) +{ + int rv; + + rv = regmap_update_bits(chg->map, + MAX77650_REG_CNFG_CHG_B, + MAX77650_CHARGER_CHG_EN_MASK, + MAX77650_CHARGER_ENABLED); + if (rv) + dev_err(chg->dev, "unable to enable the charger: %d\n", rv); + + return rv; +} + +static int max77650_charger_disable(struct max77650_charger_data *chg) +{ + int rv; + + rv = regmap_update_bits(chg->map, + MAX77650_REG_CNFG_CHG_B, + MAX77650_CHARGER_CHG_EN_MASK, + MAX77650_CHARGER_DISABLED); + if (rv) + dev_err(chg->dev, "unable to disable the charger: %d\n", rv); + + return rv; +} + +static irqreturn_t max77650_charger_check_status(int irq, void *data) +{ + struct max77650_charger_data *chg = data; + int rv, reg; + + rv = regmap_read(chg->map, MAX77650_REG_STAT_CHG_B, ®); + if (rv) { + dev_err(chg->dev, + "unable to read the charger status: %d\n", rv); + return IRQ_HANDLED; + } + + switch (MAX77650_CHGIN_DETAILS_BITS(reg)) { + case MAX77650_CHGIN_UNDERVOLTAGE_LOCKOUT: + dev_err(chg->dev, "undervoltage lockout detected, disabling charger\n"); + max77650_charger_disable(chg); + break; + case MAX77650_CHGIN_OVERVOLTAGE_LOCKOUT: + dev_err(chg->dev, "overvoltage lockout detected, disabling charger\n"); + max77650_charger_disable(chg); + break; + case MAX77650_CHGIN_OKAY: + max77650_charger_enable(chg); + break; + default: + /* May be 0x10 - debouncing */ + break; + } + + return IRQ_HANDLED; +} + +static int max77650_charger_get_property(struct power_supply *psy, + enum power_supply_property psp, + union power_supply_propval *val) +{ + struct max77650_charger_data *chg = power_supply_get_drvdata(psy); + int rv, reg; + + switch (psp) { + case POWER_SUPPLY_PROP_STATUS: + rv = regmap_read(chg->map, MAX77650_REG_STAT_CHG_B, ®); + if (rv) + return rv; + + if (MAX77650_CHARGER_CHG_CHARGING(reg)) { + val->intval = POWER_SUPPLY_STATUS_CHARGING; + break; + } + + switch (MAX77650_CHG_DETAILS_BITS(reg)) { + case MAX77650_CHG_OFF: + case MAX77650_CHG_SUSP_PREQ_TIM_FAULT: + case MAX77650_CHG_SUSP_FAST_CHG_TIM_FAULT: + case MAX77650_CHG_SUSP_BATT_TEMP_FAULT: + val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING; + break; + case MAX77650_CHG_PREQ: + case MAX77650_CHG_ON_CURR: + case MAX77650_CHG_ON_CURR_JEITA: + case MAX77650_CHG_ON_VOLT: + case MAX77650_CHG_ON_VOLT_JEITA: + case MAX77650_CHG_ON_TOPOFF: + case MAX77650_CHG_ON_TOPOFF_JEITA: + val->intval = POWER_SUPPLY_STATUS_CHARGING; + break; + case MAX77650_CHG_DONE: + val->intval = POWER_SUPPLY_STATUS_FULL; + break; + default: + val->intval = POWER_SUPPLY_STATUS_UNKNOWN; + } + break; + case POWER_SUPPLY_PROP_ONLINE: + rv = regmap_read(chg->map, MAX77650_REG_STAT_CHG_B, ®); + if (rv) + return rv; + + val->intval = MAX77650_CHARGER_CHG_CHARGING(reg); + break; + case POWER_SUPPLY_PROP_CHARGE_TYPE: + rv = regmap_read(chg->map, MAX77650_REG_STAT_CHG_B, ®); + if (rv) + return rv; + + if (!MAX77650_CHARGER_CHG_CHARGING(reg)) { + val->intval = POWER_SUPPLY_CHARGE_TYPE_NONE; + break; + } + + switch (MAX77650_CHG_DETAILS_BITS(reg)) { + case MAX77650_CHG_PREQ: + case MAX77650_CHG_ON_CURR: + case MAX77650_CHG_ON_CURR_JEITA: + case MAX77650_CHG_ON_VOLT: + case MAX77650_CHG_ON_VOLT_JEITA: + val->intval = POWER_SUPPLY_CHARGE_TYPE_FAST; + break; + case MAX77650_CHG_ON_TOPOFF: + case MAX77650_CHG_ON_TOPOFF_JEITA: + val->intval = POWER_SUPPLY_CHARGE_TYPE_TRICKLE; + break; + default: + val->intval = POWER_SUPPLY_CHARGE_TYPE_UNKNOWN; + } + break; + default: + return -EINVAL; + } + + return 0; +} + +static const struct power_supply_desc max77650_battery_desc = { + .name = "max77650", + .type = POWER_SUPPLY_TYPE_USB, + .get_property = max77650_charger_get_property, + .properties = max77650_charger_properties, + .num_properties = ARRAY_SIZE(max77650_charger_properties), +}; + +static int max77650_charger_probe(struct platform_device *pdev) +{ + struct power_supply_config pscfg = {}; + struct max77650_charger_data *chg; + struct power_supply *battery; + struct device *dev, *parent; + int rv, chg_irq, chgin_irq; + unsigned int prop; + + dev = &pdev->dev; + parent = dev->parent; + + chg = devm_kzalloc(dev, sizeof(*chg), GFP_KERNEL); + if (!chg) + return -ENOMEM; + + platform_set_drvdata(pdev, chg); + + chg->map = dev_get_regmap(parent, NULL); + if (!chg->map) + return -ENODEV; + + chg->dev = dev; + + pscfg.of_node = dev->of_node; + pscfg.drv_data = chg; + + chg_irq = platform_get_irq_byname(pdev, "CHG"); + if (chg_irq < 0) + return chg_irq; + + chgin_irq = platform_get_irq_byname(pdev, "CHGIN"); + if (chgin_irq < 0) + return chgin_irq; + + rv = devm_request_any_context_irq(dev, chg_irq, + max77650_charger_check_status, + IRQF_ONESHOT, "chg", chg); + if (rv < 0) + return rv; + + rv = devm_request_any_context_irq(dev, chgin_irq, + max77650_charger_check_status, + IRQF_ONESHOT, "chgin", chg); + if (rv < 0) + return rv; + + battery = devm_power_supply_register(dev, + &max77650_battery_desc, &pscfg); + if (IS_ERR(battery)) + return PTR_ERR(battery); + + rv = of_property_read_u32(dev->of_node, "min-microvolt", &prop); + if (rv == 0) { + rv = max77650_charger_set_vchgin_min(chg, prop); + if (rv) + return rv; + } + + rv = of_property_read_u32(dev->of_node, + "current-limit-microamp", &prop); + if (rv == 0) { + rv = max77650_charger_set_ichgin_lim(chg, prop); + if (rv) + return rv; + } + + return max77650_charger_enable(chg); +} + +static int max77650_charger_remove(struct platform_device *pdev) +{ + struct max77650_charger_data *chg = platform_get_drvdata(pdev); + + return max77650_charger_disable(chg); +} + +static struct platform_driver max77650_charger_driver = { + .driver = { + .name = "max77650-charger", + }, + .probe = max77650_charger_probe, + .remove = max77650_charger_remove, +}; +module_platform_driver(max77650_charger_driver); + +MODULE_DESCRIPTION("MAXIM 77650/77651 charger driver"); +MODULE_AUTHOR("Bartosz Golaszewski "); +MODULE_LICENSE("GPL v2"); From patchwork Tue Mar 26 17:32:05 2019 Content-Type: text/plain; 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Tue, 26 Mar 2019 10:32:31 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v7 08/11] gpio: max77650: add GPIO support Date: Tue, 26 Mar 2019 18:32:05 +0100 Message-Id: <20190326173208.30614-9-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add GPIO support for max77650 mfd device. This PMIC exposes a single GPIO line. Signed-off-by: Bartosz Golaszewski Reviewed-by: Linus Walleij --- drivers/gpio/Kconfig | 7 ++ drivers/gpio/Makefile | 1 + drivers/gpio/gpio-max77650.c | 190 +++++++++++++++++++++++++++++++++++ 3 files changed, 198 insertions(+) create mode 100644 drivers/gpio/gpio-max77650.c diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 3f50526a771f..c4f912104440 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -1112,6 +1112,13 @@ config GPIO_MAX77620 driver also provides interrupt support for each of the gpios. Say yes here to enable the max77620 to be used as gpio controller. +config GPIO_MAX77650 + tristate "Maxim MAX77650/77651 GPIO support" + depends on MFD_MAX77650 + help + GPIO driver for MAX77650/77651 PMIC from Maxim Semiconductor. + These chips have a single pin that can be configured as GPIO. + config GPIO_MSIC bool "Intel MSIC mixed signal gpio support" depends on (X86 || COMPILE_TEST) && MFD_INTEL_MSIC diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 54d55274b93a..075722d8317d 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -80,6 +80,7 @@ obj-$(CONFIG_GPIO_MAX7300) += gpio-max7300.o obj-$(CONFIG_GPIO_MAX7301) += gpio-max7301.o obj-$(CONFIG_GPIO_MAX732X) += gpio-max732x.o obj-$(CONFIG_GPIO_MAX77620) += gpio-max77620.o +obj-$(CONFIG_GPIO_MAX77650) += gpio-max77650.o obj-$(CONFIG_GPIO_MB86S7X) += gpio-mb86s7x.o obj-$(CONFIG_GPIO_MENZ127) += gpio-menz127.o obj-$(CONFIG_GPIO_MERRIFIELD) += gpio-merrifield.o diff --git a/drivers/gpio/gpio-max77650.c b/drivers/gpio/gpio-max77650.c new file mode 100644 index 000000000000..3f03f4e8956c --- /dev/null +++ b/drivers/gpio/gpio-max77650.c @@ -0,0 +1,190 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 BayLibre SAS +// Author: Bartosz Golaszewski +// +// GPIO driver for MAXIM 77650/77651 charger/power-supply. + +#include +#include +#include +#include +#include +#include + +#define MAX77650_GPIO_DIR_MASK BIT(0) +#define MAX77650_GPIO_INVAL_MASK BIT(1) +#define MAX77650_GPIO_DRV_MASK BIT(2) +#define MAX77650_GPIO_OUTVAL_MASK BIT(3) +#define MAX77650_GPIO_DEBOUNCE_MASK BIT(4) + +#define MAX77650_GPIO_DIR_OUT 0x00 +#define MAX77650_GPIO_DIR_IN BIT(0) +#define MAX77650_GPIO_OUT_LOW 0x00 +#define MAX77650_GPIO_OUT_HIGH BIT(3) +#define MAX77650_GPIO_DRV_OPEN_DRAIN 0x00 +#define MAX77650_GPIO_DRV_PUSH_PULL BIT(2) +#define MAX77650_GPIO_DEBOUNCE BIT(4) + +#define MAX77650_GPIO_DIR_BITS(_reg) \ + ((_reg) & MAX77650_GPIO_DIR_MASK) +#define MAX77650_GPIO_INVAL_BITS(_reg) \ + (((_reg) & MAX77650_GPIO_INVAL_MASK) >> 1) + +struct max77650_gpio_chip { + struct regmap *map; + struct gpio_chip gc; + int irq; +}; + +static int max77650_gpio_direction_input(struct gpio_chip *gc, + unsigned int offset) +{ + struct max77650_gpio_chip *chip = gpiochip_get_data(gc); + + return regmap_update_bits(chip->map, + MAX77650_REG_CNFG_GPIO, + MAX77650_GPIO_DIR_MASK, + MAX77650_GPIO_DIR_IN); +} + +static int max77650_gpio_direction_output(struct gpio_chip *gc, + unsigned int offset, int value) +{ + struct max77650_gpio_chip *chip = gpiochip_get_data(gc); + int mask, regval; + + mask = MAX77650_GPIO_DIR_MASK | MAX77650_GPIO_OUTVAL_MASK; + regval = value ? MAX77650_GPIO_OUT_HIGH : MAX77650_GPIO_OUT_LOW; + regval |= MAX77650_GPIO_DIR_OUT; + + return regmap_update_bits(chip->map, + MAX77650_REG_CNFG_GPIO, mask, regval); +} + +static void max77650_gpio_set_value(struct gpio_chip *gc, + unsigned int offset, int value) +{ + struct max77650_gpio_chip *chip = gpiochip_get_data(gc); + int rv, regval; + + regval = value ? MAX77650_GPIO_OUT_HIGH : MAX77650_GPIO_OUT_LOW; + + rv = regmap_update_bits(chip->map, MAX77650_REG_CNFG_GPIO, + MAX77650_GPIO_OUTVAL_MASK, regval); + if (rv) + dev_err(gc->parent, "cannot set GPIO value: %d\n", rv); +} + +static int max77650_gpio_get_value(struct gpio_chip *gc, + unsigned int offset) +{ + struct max77650_gpio_chip *chip = gpiochip_get_data(gc); + unsigned int val; + int rv; + + rv = regmap_read(chip->map, MAX77650_REG_CNFG_GPIO, &val); + if (rv) + return rv; + + return MAX77650_GPIO_INVAL_BITS(val); +} + +static int max77650_gpio_get_direction(struct gpio_chip *gc, + unsigned int offset) +{ + struct max77650_gpio_chip *chip = gpiochip_get_data(gc); + unsigned int val; + int rv; + + rv = regmap_read(chip->map, MAX77650_REG_CNFG_GPIO, &val); + if (rv) + return rv; + + return MAX77650_GPIO_DIR_BITS(val); +} + +static int max77650_gpio_set_config(struct gpio_chip *gc, + unsigned int offset, unsigned long cfg) +{ + struct max77650_gpio_chip *chip = gpiochip_get_data(gc); + + switch (pinconf_to_config_param(cfg)) { + case PIN_CONFIG_DRIVE_OPEN_DRAIN: + return regmap_update_bits(chip->map, + MAX77650_REG_CNFG_GPIO, + MAX77650_GPIO_DRV_MASK, + MAX77650_GPIO_DRV_OPEN_DRAIN); + case PIN_CONFIG_DRIVE_PUSH_PULL: + return regmap_update_bits(chip->map, + MAX77650_REG_CNFG_GPIO, + MAX77650_GPIO_DRV_MASK, + MAX77650_GPIO_DRV_PUSH_PULL); + case PIN_CONFIG_INPUT_DEBOUNCE: + return regmap_update_bits(chip->map, + MAX77650_REG_CNFG_GPIO, + MAX77650_GPIO_DEBOUNCE_MASK, + MAX77650_GPIO_DEBOUNCE); + default: + return -ENOTSUPP; + } +} + +static int max77650_gpio_to_irq(struct gpio_chip *gc, unsigned int offset) +{ + struct max77650_gpio_chip *chip = gpiochip_get_data(gc); + + return chip->irq; +} + +static int max77650_gpio_probe(struct platform_device *pdev) +{ + struct max77650_gpio_chip *chip; + struct device *dev, *parent; + struct i2c_client *i2c; + + dev = &pdev->dev; + parent = dev->parent; + i2c = to_i2c_client(parent); + + chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL); + if (!chip) + return -ENOMEM; + + chip->map = dev_get_regmap(parent, NULL); + if (!chip->map) + return -ENODEV; + + chip->irq = platform_get_irq_byname(pdev, "GPI"); + if (chip->irq < 0) + return chip->irq; + + chip->gc.base = -1; + chip->gc.ngpio = 1; + chip->gc.label = i2c->name; + chip->gc.parent = dev; + chip->gc.owner = THIS_MODULE; + chip->gc.can_sleep = true; + + chip->gc.direction_input = max77650_gpio_direction_input; + chip->gc.direction_output = max77650_gpio_direction_output; + chip->gc.set = max77650_gpio_set_value; + chip->gc.get = max77650_gpio_get_value; + chip->gc.get_direction = max77650_gpio_get_direction; + chip->gc.set_config = max77650_gpio_set_config; + chip->gc.to_irq = max77650_gpio_to_irq; + + return devm_gpiochip_add_data(dev, &chip->gc, chip); +} + +static struct platform_driver max77650_gpio_driver = { + .driver = { + .name = "max77650-gpio", + }, + .probe = max77650_gpio_probe, +}; +module_platform_driver(max77650_gpio_driver); + +MODULE_DESCRIPTION("MAXIM 77650/77651 GPIO driver"); +MODULE_AUTHOR("Bartosz Golaszewski "); +MODULE_LICENSE("GPL v2"); From patchwork Tue Mar 26 17:32:06 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871735 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F3669139A for ; 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The device has three current sinks for driving LEDs. Signed-off-by: Bartosz Golaszewski Acked-by: Jacek Anaszewski --- drivers/leds/Kconfig | 6 ++ drivers/leds/Makefile | 1 + drivers/leds/leds-max77650.c | 147 +++++++++++++++++++++++++++++++++++ 3 files changed, 154 insertions(+) create mode 100644 drivers/leds/leds-max77650.c diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index a72f97fca57b..d8c70cc6a714 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -608,6 +608,12 @@ config LEDS_TLC591XX This option enables support for Texas Instruments TLC59108 and TLC59116 LED controllers. +config LEDS_MAX77650 + tristate "LED support for Maxim MAX77650 PMIC" + depends on LEDS_CLASS && MFD_MAX77650 + help + LEDs driver for MAX77650 family of PMICs from Maxim Integrated. + config LEDS_MAX77693 tristate "LED support for MAX77693 Flash" depends on LEDS_CLASS_FLASH diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index 4c1b0054f379..f48b2404dbb7 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -61,6 +61,7 @@ obj-$(CONFIG_LEDS_MC13783) += leds-mc13783.o obj-$(CONFIG_LEDS_NS2) += leds-ns2.o obj-$(CONFIG_LEDS_NETXBIG) += leds-netxbig.o obj-$(CONFIG_LEDS_ASIC3) += leds-asic3.o +obj-$(CONFIG_LEDS_MAX77650) += leds-max77650.o obj-$(CONFIG_LEDS_MAX77693) += leds-max77693.o obj-$(CONFIG_LEDS_MAX8997) += leds-max8997.o obj-$(CONFIG_LEDS_LM355x) += leds-lm355x.o diff --git a/drivers/leds/leds-max77650.c b/drivers/leds/leds-max77650.c new file mode 100644 index 000000000000..6b74ce9cac12 --- /dev/null +++ b/drivers/leds/leds-max77650.c @@ -0,0 +1,147 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 BayLibre SAS +// Author: Bartosz Golaszewski +// +// LED driver for MAXIM 77650/77651 charger/power-supply. + +#include +#include +#include +#include +#include +#include + +#define MAX77650_LED_NUM_LEDS 3 + +#define MAX77650_LED_A_BASE 0x40 +#define MAX77650_LED_B_BASE 0x43 + +#define MAX77650_LED_BR_MASK GENMASK(4, 0) +#define MAX77650_LED_EN_MASK GENMASK(7, 6) + +#define MAX77650_LED_MAX_BRIGHTNESS MAX77650_LED_BR_MASK + +/* Enable EN_LED_MSTR. */ +#define MAX77650_LED_TOP_DEFAULT BIT(0) + +#define MAX77650_LED_ENABLE GENMASK(7, 6) +#define MAX77650_LED_DISABLE 0x00 + +#define MAX77650_LED_A_DEFAULT MAX77650_LED_DISABLE +/* 100% on duty */ +#define MAX77650_LED_B_DEFAULT GENMASK(3, 0) + +struct max77650_led { + struct led_classdev cdev; + struct regmap *map; + unsigned int regA; + unsigned int regB; +}; + +static struct max77650_led *max77650_to_led(struct led_classdev *cdev) +{ + return container_of(cdev, struct max77650_led, cdev); +} + +static int max77650_led_brightness_set(struct led_classdev *cdev, + enum led_brightness brightness) +{ + struct max77650_led *led = max77650_to_led(cdev); + int val, mask; + + mask = MAX77650_LED_BR_MASK | MAX77650_LED_EN_MASK; + + if (brightness == LED_OFF) + val = MAX77650_LED_DISABLE; + else + val = MAX77650_LED_ENABLE | brightness; + + return regmap_update_bits(led->map, led->regA, mask, val); +} + +static int max77650_led_probe(struct platform_device *pdev) +{ + struct device_node *of_node, *child; + struct max77650_led *leds, *led; + struct device *parent; + struct device *dev; + struct regmap *map; + const char *label; + int rv, num_leds; + u32 reg; + + dev = &pdev->dev; + parent = dev->parent; + of_node = dev->of_node; + + if (!of_node) + return -ENODEV; + + leds = devm_kcalloc(dev, sizeof(*leds), + MAX77650_LED_NUM_LEDS, GFP_KERNEL); + if (!leds) + return -ENOMEM; + + map = dev_get_regmap(dev->parent, NULL); + if (!map) + return -ENODEV; + + num_leds = of_get_child_count(of_node); + if (!num_leds || num_leds > MAX77650_LED_NUM_LEDS) + return -ENODEV; + + for_each_child_of_node(of_node, child) { + rv = of_property_read_u32(child, "reg", ®); + if (rv || reg >= MAX77650_LED_NUM_LEDS) + return -EINVAL; + + led = &leds[reg]; + led->map = map; + led->regA = MAX77650_LED_A_BASE + reg; + led->regB = MAX77650_LED_B_BASE + reg; + led->cdev.brightness_set_blocking = max77650_led_brightness_set; + led->cdev.max_brightness = MAX77650_LED_MAX_BRIGHTNESS; + + label = of_get_property(child, "label", NULL); + if (!label) { + led->cdev.name = "max77650::"; + } else { + led->cdev.name = devm_kasprintf(dev, GFP_KERNEL, + "max77650:%s", label); + if (!led->cdev.name) + return -ENOMEM; + } + + of_property_read_string(child, "linux,default-trigger", + &led->cdev.default_trigger); + + rv = devm_of_led_classdev_register(dev, child, &led->cdev); + if (rv) + return rv; + + rv = regmap_write(map, led->regA, MAX77650_LED_A_DEFAULT); + if (rv) + return rv; + + rv = regmap_write(map, led->regB, MAX77650_LED_B_DEFAULT); + if (rv) + return rv; + } + + return regmap_write(map, + MAX77650_REG_CNFG_LED_TOP, + MAX77650_LED_TOP_DEFAULT); +} + +static struct platform_driver max77650_led_driver = { + .driver = { + .name = "max77650-led", + }, + .probe = max77650_led_probe, +}; +module_platform_driver(max77650_led_driver); + +MODULE_DESCRIPTION("MAXIM 77650/77651 LED driver"); +MODULE_AUTHOR("Bartosz Golaszewski "); +MODULE_LICENSE("GPL v2"); From patchwork Tue Mar 26 17:32:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871729 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9D9271390 for ; Tue, 26 Mar 2019 17:33:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 895A228AA1 for ; 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Tue, 26 Mar 2019 10:32:35 -0700 (PDT) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id 4sm2534541wmg.12.2019.03.26.10.32.34 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Mar 2019 10:32:34 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v7 10/11] input: max77650: add onkey support Date: Tue, 26 Mar 2019 18:32:07 +0100 Message-Id: <20190326173208.30614-11-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add support for the push- and slide-button events for max77650. Signed-off-by: Bartosz Golaszewski Acked-by: Dmitry Torokhov Acked-by: Pavel Machek --- drivers/input/misc/Kconfig | 9 +++ drivers/input/misc/Makefile | 1 + drivers/input/misc/max77650-onkey.c | 121 ++++++++++++++++++++++++++++ 3 files changed, 131 insertions(+) create mode 100644 drivers/input/misc/max77650-onkey.c diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index e15ed1bb8558..85bc675eecd3 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -190,6 +190,15 @@ config INPUT_M68K_BEEP tristate "M68k Beeper support" depends on M68K +config INPUT_MAX77650_ONKEY + tristate "Maxim MAX77650 ONKEY support" + depends on MFD_MAX77650 + help + Support the ONKEY of the MAX77650 PMIC as an input device. + + To compile this driver as a module, choose M here: the module + will be called max77650-onkey. + config INPUT_MAX77693_HAPTIC tristate "MAXIM MAX77693/MAX77843 haptic controller support" depends on (MFD_MAX77693 || MFD_MAX77843) && PWM diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index b936c5b1d4ac..ffd72161c79b 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -43,6 +43,7 @@ obj-$(CONFIG_INPUT_IXP4XX_BEEPER) += ixp4xx-beeper.o obj-$(CONFIG_INPUT_KEYSPAN_REMOTE) += keyspan_remote.o obj-$(CONFIG_INPUT_KXTJ9) += kxtj9.o obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o +obj-$(CONFIG_INPUT_MAX77650_ONKEY) += max77650-onkey.o obj-$(CONFIG_INPUT_MAX77693_HAPTIC) += max77693-haptic.o obj-$(CONFIG_INPUT_MAX8925_ONKEY) += max8925_onkey.o obj-$(CONFIG_INPUT_MAX8997_HAPTIC) += max8997_haptic.o diff --git a/drivers/input/misc/max77650-onkey.c b/drivers/input/misc/max77650-onkey.c new file mode 100644 index 000000000000..fbf6caab7217 --- /dev/null +++ b/drivers/input/misc/max77650-onkey.c @@ -0,0 +1,121 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 BayLibre SAS +// Author: Bartosz Golaszewski +// +// ONKEY driver for MAXIM 77650/77651 charger/power-supply. + +#include +#include +#include +#include +#include +#include +#include + +#define MAX77650_ONKEY_MODE_MASK BIT(3) +#define MAX77650_ONKEY_MODE_PUSH 0x00 +#define MAX77650_ONKEY_MODE_SLIDE BIT(3) + +struct max77650_onkey { + struct input_dev *input; + unsigned int code; +}; + +static irqreturn_t max77650_onkey_falling(int irq, void *data) +{ + struct max77650_onkey *onkey = data; + + input_report_key(onkey->input, onkey->code, 0); + input_sync(onkey->input); + + return IRQ_HANDLED; +} + +static irqreturn_t max77650_onkey_rising(int irq, void *data) +{ + struct max77650_onkey *onkey = data; + + input_report_key(onkey->input, onkey->code, 1); + input_sync(onkey->input); + + return IRQ_HANDLED; +} + +static int max77650_onkey_probe(struct platform_device *pdev) +{ + int irq_r, irq_f, error, mode; + struct max77650_onkey *onkey; + struct device *dev, *parent; + struct regmap *map; + unsigned int type; + + dev = &pdev->dev; + parent = dev->parent; + + map = dev_get_regmap(parent, NULL); + if (!map) + return -ENODEV; + + onkey = devm_kzalloc(dev, sizeof(*onkey), GFP_KERNEL); + if (!onkey) + return -ENOMEM; + + error = device_property_read_u32(dev, "linux,code", &onkey->code); + if (error) + onkey->code = KEY_POWER; + + if (device_property_read_bool(dev, "maxim,onkey-slide")) { + mode = MAX77650_ONKEY_MODE_SLIDE; + type = EV_SW; + } else { + mode = MAX77650_ONKEY_MODE_PUSH; + type = EV_KEY; + } + + error = regmap_update_bits(map, MAX77650_REG_CNFG_GLBL, + MAX77650_ONKEY_MODE_MASK, mode); + if (error) + return error; + + irq_f = platform_get_irq_byname(pdev, "nEN_F"); + if (irq_f < 0) + return irq_f; + + irq_r = platform_get_irq_byname(pdev, "nEN_R"); + if (irq_r < 0) + return irq_r; + + onkey->input = devm_input_allocate_device(dev); + if (!onkey->input) + return -ENOMEM; + + onkey->input->name = "max77650_onkey"; + onkey->input->phys = "max77650_onkey/input0"; + onkey->input->id.bustype = BUS_I2C; + input_set_capability(onkey->input, type, onkey->code); + + error = devm_request_any_context_irq(dev, irq_f, max77650_onkey_falling, + IRQF_ONESHOT, "onkey-down", onkey); + if (error < 0) + return error; + + error = devm_request_any_context_irq(dev, irq_r, max77650_onkey_rising, + IRQF_ONESHOT, "onkey-up", onkey); + if (error < 0) + return error; + + return input_register_device(onkey->input); +} + +static struct platform_driver max77650_onkey_driver = { + .driver = { + .name = "max77650-onkey", + }, + .probe = max77650_onkey_probe, +}; +module_platform_driver(max77650_onkey_driver); + +MODULE_DESCRIPTION("MAXIM 77650/77651 ONKEY driver"); +MODULE_AUTHOR("Bartosz Golaszewski "); +MODULE_LICENSE("GPL v2"); From patchwork Tue Mar 26 17:32:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10871727 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 31C5517E0 for ; Tue, 26 Mar 2019 17:32:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 213D928AA1 for ; Tue, 26 Mar 2019 17:32:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1256E28CA8; Tue, 26 Mar 2019 17:32:55 +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,DKIM_SIGNED, DKIM_VALID,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 BE3BF28AA1 for ; 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Tue, 26 Mar 2019 10:32:36 -0700 (PDT) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v7 11/11] MAINTAINERS: add an entry for max77650 mfd driver Date: Tue, 26 Mar 2019 18:32:08 +0100 Message-Id: <20190326173208.30614-12-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190326173208.30614-1-brgl@bgdev.pl> References: <20190326173208.30614-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski I plan on extending this set of drivers so add myself as maintainer. Signed-off-by: Bartosz Golaszewski --- MAINTAINERS | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 3e5a5d263f29..b32fe859c341 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -9407,6 +9407,20 @@ S: Maintained F: Documentation/devicetree/bindings/sound/max9860.txt F: sound/soc/codecs/max9860.* +MAXIM MAX77650 PMIC MFD DRIVER +M: Bartosz Golaszewski +L: linux-kernel@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/*/*max77650.txt +F: Documentation/devicetree/bindings/*/max77650*.txt +F: include/linux/mfd/max77650.h +F: drivers/mfd/max77650.c +F: drivers/regulator/max77650-regulator.c +F: drivers/power/supply/max77650-charger.c +F: drivers/input/misc/max77650-onkey.c +F: drivers/leds/leds-max77650.c +F: drivers/gpio/gpio-max77650.c + MAXIM MAX77802 PMIC REGULATOR DEVICE DRIVER M: Javier Martinez Canillas L: linux-kernel@vger.kernel.org