From patchwork Tue Jan 29 13:35:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786257 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 EAE1F184E for ; Tue, 29 Jan 2019 13:35:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D9A0E29C88 for ; Tue, 29 Jan 2019 13:35:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CC8402BC44; Tue, 29 Jan 2019 13:35:58 +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 7225C2AA14 for ; Tue, 29 Jan 2019 13:35:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727908AbfA2Nf5 (ORCPT ); Tue, 29 Jan 2019 08:35:57 -0500 Received: from mail-wm1-f67.google.com ([209.85.128.67]:54108 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727378AbfA2Nfz (ORCPT ); Tue, 29 Jan 2019 08:35:55 -0500 Received: by mail-wm1-f67.google.com with SMTP id d15so17881677wmb.3 for ; Tue, 29 Jan 2019 05:35:53 -0800 (PST) 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=LcpQpQ3AxfWeWSRUFYkA1wobTem0k2VnDhGHRGUQrIk=; b=SQ1IiYVJWuIkLZuGQv7SbK8qlc08f0coxDCyfNfkE08nbCn/LCtEpds6XqdoeGd3O9 +ka+rAdHEBZ2GAq+V6mLFKJqPurCWZPTwR958WkE2tN6kUj5GEmpF1RHXkRK4lqzXcz/ icQGuZOxWh8drNWUx7PPLLLGUn1n+QcDE3pLZZUQusnz/nf+l0fbBWt7udiDDmviSp3F LkU6gNxzh9bq5fGbpupPPJhZz3mq6N0lhXOGy7vYl65S5pnUec2UFu06Rk0Pl51TYs/T kTmYers0K69o9WVgVxIxevtubeyHKyVqmlM5amlmcqFpu+S2MufmNj5JM7F9sp3bCcpY lbiA== 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=LcpQpQ3AxfWeWSRUFYkA1wobTem0k2VnDhGHRGUQrIk=; b=P7mLVGgr8/3omJa/J/VLiDZjUXQuX5uSsstiDDQ1j63TfSjPDquqz3CHqfW/CfVNiq FuHiV3O91g2MfGy2X/rxckCWcUn4y88YiOYuBewUnAoKeOftNkgvMMr/ZIYs1TeoHgKn FIqL39GSwsGI4wWW5sbilPbFe/g2S0fSoXUbUzGFdprSRozqmhxsEgRMTXYLbrTkYF5z u/E4gJH9PwqZLdJDoo1Atswwh7GX6fba/cOJpcJLoPYuNOOY4QfeMugbGSgGnQIC506N 9UKGbWfII6WSbsiWdGbt7WMflW3MQI0HUhmxrelDP7eZTCN4iKUUIWT5UG7In3HlTe52 ki4Q== X-Gm-Message-State: AJcUukdm/fkYvSxBK9wFwv+BvGNl2ZttKCMPHDCgSJsGDm1QVGx5klDi NxAPrxG3ezLkgB4fl3PEC7z+8w== X-Google-Smtp-Source: ALg8bN4/Qu+Il48oLBzEAEv2F9m1th254moFL+ccfoo5/KekHqUvkT/QlVVpXikz5tRIHLWMIole3g== X-Received: by 2002:a1c:6243:: with SMTP id w64mr20815926wmb.153.1548768952405; Tue, 29 Jan 2019 05:35:52 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id k128sm4367891wmd.37.2019.01.29.05.35.51 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 Jan 2019 05:35:51 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 01/13] dt-bindings: mfd: add DT bindings for max77650 Date: Tue, 29 Jan 2019 14:35:32 +0100 Message-Id: <20190129133545.1931-2-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@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. Signed-off-by: Bartosz Golaszewski --- .../devicetree/bindings/mfd/max77650.txt | 28 +++++++++++++++++++ 1 file changed, 28 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..84631d3b1e14 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/max77650.txt @@ -0,0 +1,28 @@ +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-parent: phandle of the parent interrupt controller. +- interrupt-controller: Marks the device node as an interrupt controller. +- #interrupt-cells: Must be <2>. + +For device-tree bindings of sub-modules (regulator, power supply, GPIO, LEDs +and onkey) refer to the binding documents under the respective sub-system +directories. + +Example: +-------- + + pmic: max77650@48 { + compatible = "maxim,max77650"; + reg = <0x48>; + + interrupt-controller; + interrupt-parent = <&gpio2>; + #interrupt-cells = <2>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + }; From patchwork Tue Jan 29 13:35:34 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786305 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 5CCA4139A for ; Tue, 29 Jan 2019 13:37:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4D6852AA14 for ; Tue, 29 Jan 2019 13:37:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 410492BB22; Tue, 29 Jan 2019 13:37:29 +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=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 E08022AB2D for ; 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Tue, 29 Jan 2019 05:35:54 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 02/13] dt-bindings: regulator: add DT bindings for max77650 Date: Tue, 29 Jan 2019 14:35:34 +0100 Message-Id: <20190129133545.1931-4-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add the DT binding document for max77650 regulators. Signed-off-by: Bartosz Golaszewski --- .../bindings/regulator/max77650-regulator.txt | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/max77650-regulator.txt diff --git a/Documentation/devicetree/bindings/regulator/max77650-regulator.txt b/Documentation/devicetree/bindings/regulator/max77650-regulator.txt new file mode 100644 index 000000000000..f1cbe813c30f --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/max77650-regulator.txt @@ -0,0 +1,41 @@ +Regulator 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 regulator controller is represented as a sub-node of the PMIC node +on the device tree. + +The device has a single LDO regulator and a SIMO buck-boost regulator with +three independent power rails. + +Required properties: +-------------------- +- compatible: Must be "maxim,max77650-regulator" + +Each rail must be instantiated under the regulators subnode of the top PMIC +node. Up to four regulators can be defined. For standard regulator properties +refer to Documentation/devicetree/bindings/regulator/regulator.txt. + +Available regulator compatible strings are: "ldo", "sbb0", "sbb1", "sbb2". + +Example: +-------- + + regulators { + compatible = "maxim,max77650-regulator"; + + max77650_ldo: regulator@0 { + regulator-compatible = "ldo"; + regulator-name = "max77650-ldo"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <2937500>; + }; + + max77650_sbb0: regulator@1 { + regulator-compatible = "sbb0"; + regulator-name = "max77650-sbb0"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1587500>; + }; + }; From patchwork Tue Jan 29 13:35:35 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786301 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 E644813B4 for ; 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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..f3e00d41e299 --- /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: +-------------------- +- maxim,vchgin-min: Minimum CHGIN regulation voltage (in microvolts). Must be + one of: 4000000, 4100000, 4200000, 4300000, 4400000, + 4500000, 4600000, 4700000. +- maxim,ichgin-lim: CHGIN input current limit (in microamps). Must be one of: + 95000, 190000, 285000, 380000, 475000. + +Example: +-------- + + charger { + compatible = "maxim,max77650-charger"; + maxim,vchgin-min = <4200000>; + maxim,ichgin-lim = <285000>; + }; From patchwork Tue Jan 29 13:35:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786297 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 55FC5139A for ; Tue, 29 Jan 2019 13:37:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 487DC2AA14 for ; Tue, 29 Jan 2019 13:37:17 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3CE572B387; Tue, 29 Jan 2019 13:37:17 +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 E521A2AA14 for ; Tue, 29 Jan 2019 13:37:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728459AbfA2NhP (ORCPT ); Tue, 29 Jan 2019 08:37:15 -0500 Received: from mail-wr1-f65.google.com ([209.85.221.65]:37047 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727951AbfA2Nf7 (ORCPT ); Tue, 29 Jan 2019 08:35:59 -0500 Received: by mail-wr1-f65.google.com with SMTP id s12so22076179wrt.4 for ; Tue, 29 Jan 2019 05:35:58 -0800 (PST) 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=I7jIseMqCPPj3u7DXuTWdGC+Sbz7UI6uCT01nprpTw4=; b=eEWjmwyQxtvyeH7evby+YC/d1Qahl1I6dZz/7AZo+M2cRxvwLrGNHQvXpgXVwOzu+X ILPhOigvoB8M1xG6aqJoogzT1AGSAPBdeU01Nvf5mmLfn9ywiCcMl+5aKtWftD3a/fEj fz+JFuOjCwevbn3j5kVVcrLSX9l5SXERxDgd2pGryOBWvr0sqAyz2o0kmiF+5Q9YZOBc TMq7BfPdG4jUbWrR7dpbg3PerKo8QFY78UK0KLRZa4+7o62buwKIrofDzdj4UWng0s5P g5G6ReEMDfBVohRerWuXOBxzMc3zRQb3oXLur1kbP5fncajxjAYdmHn2YJbIPLaixfGv eeRA== 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=I7jIseMqCPPj3u7DXuTWdGC+Sbz7UI6uCT01nprpTw4=; b=OMjrcgN2b6qRFwul1tiuJjj/qWOCOJg7Yqmo+TkRtyxjnMC45GU34ImuDKD7cYLjCh O241CHsGabH9TQAe/glstYfXHCcHt9FBCkkJTgQzdMCbBG1Iw+Ah7hTZSYZfesAEL0Ep UMIWQwrby9koiUXcw5nYPG+bnFi+DKLlloljMvDJgTDfHch6DE9Uxau+EstggjOQe4r7 HNawDdy2FV5DDqT3lUfvjQHd7spBj6OOtBLZetyPZa+7TxZA7VeJNg9q4P6ij2BxVyRK CCcZnvXeTE/vMj4RUiUPRZ1sPvm7JJLA6oxcaT47hp2j2kCcdFTUWGjm+iDv3wEGsy+j 6SZA== X-Gm-Message-State: AJcUukfD0aaj80jNVi9uWb8h/zehzyq3RhmBurt519lJRdVCwRw5v61v dcNea5lZBYcO5eAiMTFCwpeZMQ== X-Google-Smtp-Source: ALg8bN7i18tvj7lvPU0ShfxlnWpbBYXXojbtTiDR/vBkuLnotQrR62zVvbEFRQLDgb4jKxUKyOrJRA== X-Received: by 2002:adf:e34b:: with SMTP id n11mr24691786wrj.91.1548768957934; Tue, 29 Jan 2019 05:35:57 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id k128sm4367891wmd.37.2019.01.29.05.35.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 Jan 2019 05:35:57 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 04/13] dt-bindings: gpio: add DT bindings for max77650 Date: Tue, 29 Jan 2019 14:35:36 +0100 Message-Id: <20190129133545.1931-6-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add the DT binding document for the GPIO module of max77650. Signed-off-by: Bartosz Golaszewski Reviewed-by: Linus Walleij --- .../bindings/gpio/gpio-max77650.txt | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-max77650.txt diff --git a/Documentation/devicetree/bindings/gpio/gpio-max77650.txt b/Documentation/devicetree/bindings/gpio/gpio-max77650.txt new file mode 100644 index 000000000000..b5dbbe934deb --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-max77650.txt @@ -0,0 +1,34 @@ +GPIO 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 GPIO controller is represented as a sub-node of the PMIC node on +the device tree. + +This device has a single GPIO pin. + +Required properties: +-------------------- +- compatible: Must be "maxim,max77650-gpio" +- 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. + +For more details, please refer to the generic GPIO DT binding document +. + +Example: +-------- + + gpio { + compatible = "maxim,max77650-gpio"; + gpio-line-names = "max77650-charger"; + gpio-controller; + #gpio-cells = <2>; + }; From patchwork Tue Jan 29 13:35:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786291 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 75D17139A for ; Tue, 29 Jan 2019 13:37:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 649C52AA14 for ; Tue, 29 Jan 2019 13:37:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 590122B111; Tue, 29 Jan 2019 13:37:06 +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 EBBA52AA14 for ; Tue, 29 Jan 2019 13:37:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726996AbfA2NhF (ORCPT ); Tue, 29 Jan 2019 08:37:05 -0500 Received: from mail-wr1-f65.google.com ([209.85.221.65]:34529 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727995AbfA2NgB (ORCPT ); Tue, 29 Jan 2019 08:36:01 -0500 Received: by mail-wr1-f65.google.com with SMTP id f7so22178905wrp.1 for ; Tue, 29 Jan 2019 05:35:59 -0800 (PST) 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=MNYYvvkKBIEcw9pDAq0Wchh7avl/bPzon5t/F6CHSo4=; b=1Pmxr66hGhnJ5XQGuDAOcnp0GYwwA43rb6lrGDda8C/fdu6gP8xsv8mWWabJ9DMy4M 7vVD9BlwDAFhuEMYyJmrl04b7MHcB1wi8TRIpti/pN7UoVEJO0jtDLBcnziTZ9I5LRRE JNH5ZqvSsOoP1TIXo5dq8MmUdEtyTCKd/jHYIz+8LDmsttm9aiZ+XaSyrSDIW2pSdja0 kQep5Fzt2+y94Bi0Yo8KKEpnEMllHa9uoGKjazG+laU0v+FlBqqHd0h3NDbrCmt3bmsL KWDTr50yDs4de5CXcerTVZdEECiqTSp9MLqCxAJ21slMe8ANDiCRVZ8xIpT+EQLPQjA0 zr0g== 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=MNYYvvkKBIEcw9pDAq0Wchh7avl/bPzon5t/F6CHSo4=; b=c/u0AofLmqNCN+QBdjiSVCYOtR718oNbU/yowTo+C5HwEc7NCwET7PWH5G3TrFqQf+ bJ6cMLcJgcei9Ry0x0GZ3GBfM7m0KtfOPw0Y8itFpt/NG2fpA/QO4G3VRnPFJx5Nc5kT j0T0NMozHiOtuwwc8Q9nyTN9zxYuPXbuF4fmBwfc1MCjIzuH0/QcW00Q0AhK1YpI/vnA uWd5NCxH8lg7/4rm9/KuLUeztVpksSI1aRmGgSIvXs2ahGP7ISaNUcN4eif6YWjD4ZS5 0PUFoFgjvkgyLqnxDIpLxNam7divIqjMuQKsIabFFKH9b9lCu7nEly/jczXHddCBIUEQ dDlw== X-Gm-Message-State: AJcUukc7sxwDRI5/y4PGbT0sTOaTS7GpN2X8wNDW1GtxF1mqnkKqjHYD 5hJFyiNVfflrEifNn2a+/PKqFA== X-Google-Smtp-Source: ALg8bN5uUL4UK02JAsMM6og0jTe2ZheL+ocSQDmPJa9+Xwr6V34GQbyau+j5v8Q0xAyQ1DX1qhwfmA== X-Received: by 2002:a05:6000:1c8:: with SMTP id t8mr26512444wrx.146.1548768959338; Tue, 29 Jan 2019 05:35:59 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id k128sm4367891wmd.37.2019.01.29.05.35.57 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 Jan 2019 05:35:58 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 05/13] dt-bindings: leds: add DT bindings for max77650 Date: Tue, 29 Jan 2019 14:35:37 +0100 Message-Id: <20190129133545.1931-7-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@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 Acked-by: Jacek Anaszewski --- .../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..b2fac8e719a6 --- /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-leds"; + #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 Jan 29 13:35:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786259 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 292F9139A for ; 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Signed-off-by: Bartosz Golaszewski --- .../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..37c80898be4d --- /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-mode: Must be "push" or "slide" depending on the type of + button used by the system. Defaults to "push". + +Example: +-------- + + onkey { + compatible = "maxim,max77650-onkey"; + linux,code = ; + maxim,onkey-mode = "slide"; + }; From patchwork Tue Jan 29 13:35:39 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786265 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 27471139A for ; Tue, 29 Jan 2019 13:36:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1584529C88 for ; Tue, 29 Jan 2019 13:36:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 08B812AB2D; Tue, 29 Jan 2019 13:36:10 +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 CC1362AA14 for ; Tue, 29 Jan 2019 13:36:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728257AbfA2NgG (ORCPT ); Tue, 29 Jan 2019 08:36:06 -0500 Received: from mail-wr1-f65.google.com ([209.85.221.65]:39583 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728225AbfA2NgF (ORCPT ); Tue, 29 Jan 2019 08:36:05 -0500 Received: by mail-wr1-f65.google.com with SMTP id t27so22080401wra.6 for ; Tue, 29 Jan 2019 05:36:03 -0800 (PST) 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=yw2JjOZC85yn++yjg0WGas3pNLXh1Y0xaBxzic15/M0=; b=QnNYqSJWcAMCNPZ6V3guXHKuUCbnBT4Gfg8hkpxf4ZgLuBxC0DxUJ7sTmBbspBRwKJ EhAVup/2RGm8J7a3FxLiptO8rSUyzbAfIbmZnSHDqx9mnu6qKgjU346efm6bPuPnHpdZ hSSdqzQ2KIhx4nuoWJMZfa2jxtfzfm5FyaSo4vqbqYFXmSdwedBtfYIONypL/XSVeAfO 8gw6fMz5aRQqMGvPJWqBCIwbh6s++kytPbSnwrvPoHhz6GoLPv3xycBDtKygqNxF+ZE+ UCzz3uU5SfrAk4xAg6zvS3XjIKrwJ9AEJTej27UpZ91GGCUg6edywarXUwU2bppgM11U fLMA== 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=yw2JjOZC85yn++yjg0WGas3pNLXh1Y0xaBxzic15/M0=; b=tCvdUrdrbV/UHCQdkyUdjECD6BAzqLIPIuSKL8A+gzSdJg2pQ+TGUXlXoZKNYfbbrG oFMsOpZ5SCtL69wNgx0ypt4TXHwEeR4ttnNTtHxQqTYsZplP0GLj59xRwouvXJyJzkFr p8XrawZotnPMTA5zsPqTh6yRKBOgSsXgkNPdQPTsu7ZrLv6Lw7DakaOpNKlJqi0njtcD kJ0jZQo/XTXguW2iWjz5Q9B5OnAKtOgziugBEYu7gY4SK/6DF5Ll15gKFaRDQOHltfOO bvcRNHJSoO7V75dloPozy5lnhpiTFTHAdt/BTSS0JPEKivTC5PXRovONnjhTTAxXNl47 HrqQ== X-Gm-Message-State: AJcUukdV/IuatvIkulNcqryBswV27eDsgeQVseglLIcVgfp57SudKEbO vmLm5K+X2FFIjO6Z8SGNUmh6CA== X-Google-Smtp-Source: ALg8bN7roapfuin6hn6cDJ0NJA+4QlgC0ONSvS/uOcSqp01p/2lfebf/jmqz8o9hA/OX9O9Q6ujKsg== X-Received: by 2002:adf:9083:: with SMTP id i3mr25670060wri.124.1548768962174; Tue, 29 Jan 2019 05:36:02 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id k128sm4367891wmd.37.2019.01.29.05.36.00 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 Jan 2019 05:36:01 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 07/13] mfd: max77650: new core mfd driver Date: Tue, 29 Jan 2019 14:35:39 +0100 Message-Id: <20190129133545.1931-9-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@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 | 11 ++ drivers/mfd/Makefile | 1 + drivers/mfd/max77650.c | 338 +++++++++++++++++++++++++++++++++++ include/linux/mfd/max77650.h | 59 ++++++ 4 files changed, 409 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 f461460a2aeb..828fd193b4ee 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -734,6 +734,17 @@ 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 yes here to add support for Maxim Semiconductor MAX77650 and + MAX77651 Power Management ICs. This is the core multifunction + driver for interacting with the device. + config MFD_MAX77686 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" depends on I2C diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 12980a4ad460..3b912a4015d1 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -151,6 +151,7 @@ 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..a89a5ea421f8 --- /dev/null +++ b/drivers/mfd/max77650.c @@ -0,0 +1,338 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 BayLibre SAS +// Author: Bartosz Golaszewski +// +// Core MFD driver for MAXIM 77650/77651 charger/power-supply. + +#include +#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 + +#define MAX77650_INT_GPI 0 +#define MAX77650_INT_nEN_F 1 +#define MAX77650_INT_nEN_R 2 +#define MAX77650_INT_TJAL1_R 3 +#define MAX77650_INT_TJAL2_R 4 +#define MAX77650_INT_DOD_R 5 +#define MAX77650_INT_THM 6 +#define MAX77650_INT_CHG 7 +#define MAX77650_INT_CHGIN 8 +#define MAX77650_INT_TJ_REG 9 +#define MAX77650_INT_CHGIN_CTRL 10 +#define MAX77650_INT_SYS_CTRL 11 +#define MAX77650_INT_SYS_CNFG 12 + +enum { + MAX77650_CELL_REGULATOR = 0, + MAX77650_CELL_CHARGER, + MAX77650_CELL_GPIO, + MAX77650_CELL_LED, + MAX77650_CELL_ONKEY, + MAX77650_NUM_CELLS, +}; + +struct max77650_irq_mapping { + int cell_num; + const int *irqs; + const char **irq_names; + unsigned int num_irqs; +}; + +static const int max77650_charger_irqs[] = { + MAX77650_INT_CHG, + MAX77650_INT_CHGIN, +}; + +static const int max77650_gpio_irqs[] = { + MAX77650_INT_GPI, +}; + +static const int max77650_onkey_irqs[] = { + MAX77650_INT_nEN_F, + MAX77650_INT_nEN_R, +}; + +static const char *max77650_charger_irq_names[] = { + "CHG", + "CHGIN", +}; + +static const char *max77650_gpio_irq_names[] = { + "GPI", +}; + +static const char *max77650_onkey_irq_names[] = { + "nEN_F", + "nEN_R", +}; + +static const struct max77650_irq_mapping max77650_irq_mapping_table[] = { + { + .cell_num = MAX77650_CELL_CHARGER, + .irqs = max77650_charger_irqs, + .irq_names = max77650_charger_irq_names, + .num_irqs = ARRAY_SIZE(max77650_charger_irqs), + }, + { + .cell_num = MAX77650_CELL_GPIO, + .irqs = max77650_gpio_irqs, + .irq_names = max77650_gpio_irq_names, + .num_irqs = ARRAY_SIZE(max77650_gpio_irqs), + }, + { + .cell_num = MAX77650_CELL_ONKEY, + .irqs = max77650_onkey_irqs, + .irq_names = max77650_onkey_irq_names, + .num_irqs = ARRAY_SIZE(max77650_onkey_irqs), + }, +}; + +static const struct mfd_cell max77650_cells[] = { + [MAX77650_CELL_REGULATOR] = { + .name = "max77650-regulator", + .of_compatible = "maxim,max77650-regulator", + }, + [MAX77650_CELL_CHARGER] = { + .name = "max77650-charger", + .of_compatible = "maxim,max77650-charger", + }, + [MAX77650_CELL_GPIO] = { + .name = "max77650-gpio", + .of_compatible = "maxim,max77650-gpio", + }, + [MAX77650_CELL_LED] = { + .name = "max77650-led", + .of_compatible = "maxim,max77650-led", + }, + [MAX77650_CELL_ONKEY] = { + .name = "max77650-onkey", + .of_compatible = "maxim,max77650-onkey", + }, +}; + +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, + }, + }, + [MAX77650_INT_nEN_F] = { + .reg_offset = MAX77650_INT_GLBL_OFFSET, + .mask = MAX77650_INT_nEN_F_MSK, + }, + [MAX77650_INT_nEN_R] = { + .reg_offset = MAX77650_INT_GLBL_OFFSET, + .mask = MAX77650_INT_nEN_R_MSK, + }, + [MAX77650_INT_TJAL1_R] = { + .reg_offset = MAX77650_INT_GLBL_OFFSET, + .mask = MAX77650_INT_TJAL1_R_MSK, + }, + [MAX77650_INT_TJAL2_R] = { + .reg_offset = MAX77650_INT_GLBL_OFFSET, + .mask = MAX77650_INT_TJAL2_R_MSK, + }, + [MAX77650_INT_DOD_R] = { + .reg_offset = MAX77650_INT_GLBL_OFFSET, + .mask = MAX77650_INT_DOD_R_MSK, + }, + [MAX77650_INT_THM] = { + .reg_offset = MAX77650_INT_CHG_OFFSET, + .mask = MAX77650_INT_THM_MSK, + }, + [MAX77650_INT_CHG] = { + .reg_offset = MAX77650_INT_CHG_OFFSET, + .mask = MAX77650_INT_CHG_MSK, + }, + [MAX77650_INT_CHGIN] = { + .reg_offset = MAX77650_INT_CHG_OFFSET, + .mask = MAX77650_INT_CHGIN_MSK, + }, + [MAX77650_INT_TJ_REG] = { + .reg_offset = MAX77650_INT_CHG_OFFSET, + .mask = MAX77650_INT_TJ_REG_MSK, + }, + [MAX77650_INT_CHGIN_CTRL] = { + .reg_offset = MAX77650_INT_CHG_OFFSET, + .mask = MAX77650_INT_CHGIN_CTRL_MSK, + }, + [MAX77650_INT_SYS_CTRL] = { + .reg_offset = MAX77650_INT_CHG_OFFSET, + .mask = MAX77650_INT_SYS_CTRL_MSK, + }, + [MAX77650_INT_SYS_CNFG] = { + .reg_offset = MAX77650_INT_CHG_OFFSET, + .mask = 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_setup_irqs(struct device *dev, struct mfd_cell *cells) +{ + const struct max77650_irq_mapping *mapping; + struct regmap_irq_chip_data *irq_data; + struct i2c_client *i2c; + struct mfd_cell *cell; + struct resource *res; + struct regmap *map; + int i, j, irq, rv; + + i2c = to_i2c_client(dev); + + map = dev_get_regmap(dev, NULL); + if (!map) + return -ENODEV; + + rv = devm_regmap_add_irq_chip(dev, map, i2c->irq, + IRQF_ONESHOT | IRQF_SHARED, -1, + &max77650_irq_chip, &irq_data); + if (rv) + return rv; + + for (i = 0; i < ARRAY_SIZE(max77650_irq_mapping_table); i++) { + mapping = &max77650_irq_mapping_table[i]; + cell = &cells[mapping->cell_num]; + + res = devm_kcalloc(dev, sizeof(*res), + mapping->num_irqs, GFP_KERNEL); + if (!res) + return -ENOMEM; + + cell->resources = res; + cell->num_resources = mapping->num_irqs; + + for (j = 0; j < mapping->num_irqs; j++) { + irq = regmap_irq_get_virq(irq_data, mapping->irqs[j]); + if (irq < 0) + return irq; + + res[j].start = res[j].end = irq; + res[j].flags = IORESOURCE_IRQ; + res[j].name = mapping->irq_names[j]; + } + } + + return 0; +} + +static int max77650_i2c_probe(struct i2c_client *i2c) +{ + struct device *dev = &i2c->dev; + struct mfd_cell *cells; + struct regmap *map; + unsigned int val; + int rv; + + map = devm_regmap_init_i2c(i2c, &max77650_regmap_config); + if (IS_ERR(map)) + return PTR_ERR(map); + + rv = regmap_read(map, MAX77650_REG_CID, &val); + if (rv) + 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) + return rv; + + cells = devm_kmemdup(dev, max77650_cells, + sizeof(max77650_cells), GFP_KERNEL); + if (!cells) + return -ENOMEM; + + rv = max77650_setup_irqs(dev, cells); + if (rv) + return rv; + + return devm_mfd_add_devices(dev, -1, cells, + MAX77650_NUM_CELLS, NULL, 0, NULL); +} + +static const struct of_device_id max77650_of_match[] = { + { .compatible = "maxim,max77650", }, +}; + +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 Jan 29 13:35:40 2019 Content-Type: text/plain; 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Tue, 29 Jan 2019 05:36:02 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 08/13] regulator: max77650: add regulator support Date: Tue, 29 Jan 2019 14:35:40 +0100 Message-Id: <20190129133545.1931-10-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Bartosz Golaszewski Add regulator support for max77650. We support all four variants of this PMIC including non-linear voltage table for max77651 SBB1 rail. Signed-off-by: Bartosz Golaszewski --- drivers/regulator/Kconfig | 8 + drivers/regulator/Makefile | 1 + drivers/regulator/max77650-regulator.c | 518 +++++++++++++++++++++++++ 3 files changed, 527 insertions(+) create mode 100644 drivers/regulator/max77650-regulator.c diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index ee60a222f5eb..514f094f9444 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -457,6 +457,14 @@ config REGULATOR_MAX77620 chip to control Step-Down DC-DC and LDOs. Say Y here to enable the regulator driver. +config REGULATOR_MAX77650 + tristate "Maxim MAX77650/77651 regulator support" + depends on MFD_MAX77650 + help + Regulator driver for MAX77650/77651 PMIC from Maxim + Semiconductor. This device has a SIMO with three independent + power rails and an LDO. + config REGULATOR_MAX8649 tristate "Maxim 8649 voltage regulator" depends on I2C diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile index b12e1c9b2118..7de79a12b0b7 100644 --- a/drivers/regulator/Makefile +++ b/drivers/regulator/Makefile @@ -60,6 +60,7 @@ obj-$(CONFIG_REGULATOR_LTC3676) += ltc3676.o obj-$(CONFIG_REGULATOR_MAX14577) += max14577-regulator.o obj-$(CONFIG_REGULATOR_MAX1586) += max1586.o obj-$(CONFIG_REGULATOR_MAX77620) += max77620-regulator.o +obj-$(CONFIG_REGULATOR_MAX77650) += max77650-regulator.o obj-$(CONFIG_REGULATOR_MAX8649) += max8649.o obj-$(CONFIG_REGULATOR_MAX8660) += max8660.o obj-$(CONFIG_REGULATOR_MAX8907) += max8907-regulator.o diff --git a/drivers/regulator/max77650-regulator.c b/drivers/regulator/max77650-regulator.c new file mode 100644 index 000000000000..474f2c02f2d5 --- /dev/null +++ b/drivers/regulator/max77650-regulator.c @@ -0,0 +1,518 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 BayLibre SAS +// Author: Bartosz Golaszewski +// +// Regulator driver for MAXIM 77650/77651 charger/power-supply. + +#include +#include +#include +#include +#include +#include + +#define MAX77650_REGULATOR_EN_CTRL_MASK GENMASK(3, 0) +#define MAX77650_REGULATOR_EN_CTRL_BITS(_reg) \ + ((_reg) & MAX77650_REGULATOR_EN_CTRL_MASK) +#define MAX77650_REGULATOR_ENABLED GENMASK(2, 1) +#define MAX77650_REGULATOR_DISABLED BIT(2) + +#define MAX77650_REGULATOR_V_LDO_MASK GENMASK(6, 0) +#define MAX77650_REGULATOR_V_SBB_MASK GENMASK(5, 0) + +#define MAX77650_REGULATOR_AD_MASK BIT(3) +#define MAX77650_REGULATOR_AD_DISABLED 0x00 +#define MAX77650_REGULATOR_AD_ENABLED BIT(3) + +#define MAX77650_REGULATOR_CURR_LIM_MASK GENMASK(7, 6) +#define MAX77650_REGULATOR_CURR_LIM_BITS(_reg) \ + (((_reg) & MAX77650_REGULATOR_CURR_LIM_MASK) >> 6) +#define MAX77650_REGULATOR_CURR_LIM_SHIFT(_val) ((_val) << 6) + +enum { + MAX77650_REGULATOR_ID_LDO = 0, + MAX77650_REGULATOR_ID_SBB0, + MAX77650_REGULATOR_ID_SBB1, + MAX77650_REGULATOR_ID_SBB2, + MAX77650_REGULATOR_NUM_REGULATORS, +}; + +struct max77650_regulator_desc { + struct regulator_desc desc; + unsigned int regA; + unsigned int regB; +}; + +static const u32 max77651_sbb1_regulator_volt_table[] = { + 2400000, 3200000, 4000000, 4800000, + 2450000, 3250000, 4050000, 4850000, + 2500000, 3300000, 4100000, 4900000, + 2550000, 3350000, 4150000, 4950000, + 2600000, 3400000, 4200000, 5000000, + 2650000, 3450000, 4250000, 5050000, + 2700000, 3500000, 4300000, 5100000, + 2750000, 3550000, 4350000, 5150000, + 2800000, 3600000, 4400000, 5200000, + 2850000, 3650000, 4450000, 5250000, + 2900000, 3700000, 4500000, 0, + 2950000, 3750000, 4550000, 0, + 3000000, 3800000, 4600000, 0, + 3050000, 3850000, 4650000, 0, + 3100000, 3900000, 4700000, 0, + 3150000, 3950000, 4750000, 0, +}; + +#define MAX77651_REGULATOR_SBB1_SEL_DEC(_val) \ + (((_val & 0x3c) >> 2) | ((_val & 0x03) << 4)) +#define MAX77651_REGULATOR_SBB1_SEL_ENC(_val) \ + (((_val & 0x30) >> 4) | ((_val & 0x0f) << 2)) + +#define MAX77650_REGULATOR_SBB1_SEL_DECR(_val) \ + do { \ + _val = MAX77651_REGULATOR_SBB1_SEL_DEC(_val); \ + _val--; \ + _val = MAX77651_REGULATOR_SBB1_SEL_ENC(_val); \ + } while (0) + +#define MAX77650_REGULATOR_SBB1_SEL_INCR(_val) \ + do { \ + _val = MAX77651_REGULATOR_SBB1_SEL_DEC(_val); \ + _val++; \ + _val = MAX77651_REGULATOR_SBB1_SEL_ENC(_val); \ + } while (0) + +static const int max77650_current_limit_table[] = { + 1000000, 866000, 707000, 500000, +}; + +static int max77650_regulator_is_enabled(struct regulator_dev *rdev) +{ + struct max77650_regulator_desc *rdesc; + struct regmap *map; + int val, rv, en; + + rdesc = rdev_get_drvdata(rdev); + map = rdev_get_regmap(rdev); + + rv = regmap_read(map, rdesc->regB, &val); + if (rv) + return rv; + + en = MAX77650_REGULATOR_EN_CTRL_BITS(val); + + return en != MAX77650_REGULATOR_DISABLED; +} + +static int max77650_regulator_enable(struct regulator_dev *rdev) +{ + struct max77650_regulator_desc *rdesc; + struct regmap *map; + + rdesc = rdev_get_drvdata(rdev); + map = rdev_get_regmap(rdev); + + return regmap_update_bits(map, rdesc->regB, + MAX77650_REGULATOR_EN_CTRL_MASK, + MAX77650_REGULATOR_ENABLED); +} + +static int max77650_regulator_disable(struct regulator_dev *rdev) +{ + struct max77650_regulator_desc *rdesc; + struct regmap *map; + + rdesc = rdev_get_drvdata(rdev); + map = rdev_get_regmap(rdev); + + return regmap_update_bits(map, rdesc->regB, + MAX77650_REGULATOR_EN_CTRL_MASK, + MAX77650_REGULATOR_DISABLED); +} + +static int max77650_regulator_set_voltage_sel(struct regulator_dev *rdev, + unsigned int sel) +{ + int rv = 0, curr, diff; + bool ascending; + + /* + * If the regulator is disabled, we can program the desired + * voltage right away. + */ + if (!max77650_regulator_is_enabled(rdev)) + return regulator_set_voltage_sel_regmap(rdev, sel); + + /* + * Otherwise we need to manually ramp the output voltage up/down + * one step at a time. + */ + + curr = regulator_get_voltage_sel_regmap(rdev); + if (curr < 0) + return curr; + + diff = curr - sel; + if (diff == 0) + return 0; /* Already there. */ + else if (diff > 0) + ascending = false; + else + ascending = true; + + /* + * Make sure we'll get to the right voltage and break the loop even if + * the selector equals 0. + */ + for (ascending ? curr++ : curr--;; ascending ? curr++ : curr--) { + rv = regulator_set_voltage_sel_regmap(rdev, curr); + if (rv) + return rv; + + if (curr == sel) + break; + } + + return 0; +} + +/* + * Special case: non-linear voltage table for max77651 SBB1 - software + * must ensure the voltage is ramped in 50mV increments. + */ +static int max77651_regulator_sbb1_set_voltage_sel(struct regulator_dev *rdev, + unsigned int sel) +{ + int rv = 0, curr, vcurr, vdest, vdiff; + + /* + * If the regulator is disabled, we can program the desired + * voltage right away. + */ + if (!max77650_regulator_is_enabled(rdev)) + return regulator_set_voltage_sel_regmap(rdev, sel); + + curr = regulator_get_voltage_sel_regmap(rdev); + if (curr < 0) + return curr; + + if (curr == sel) + return 0; /* Already there. */ + + vcurr = max77651_sbb1_regulator_volt_table[curr]; + vdest = max77651_sbb1_regulator_volt_table[sel]; + vdiff = vcurr - vdest; + + for (;;) { + if (vdiff > 0) + MAX77650_REGULATOR_SBB1_SEL_DECR(curr); + else + MAX77650_REGULATOR_SBB1_SEL_INCR(curr); + + rv = regulator_set_voltage_sel_regmap(rdev, curr); + if (rv) + return rv; + + if (curr == sel) + break; + }; + + return 0; +} + +static int max77650_regulator_get_current_limit(struct regulator_dev *rdev) +{ + struct max77650_regulator_desc *rdesc; + struct regmap *map; + int val, rv, limit; + + rdesc = rdev_get_drvdata(rdev); + map = rdev_get_regmap(rdev); + + rv = regmap_read(map, rdesc->regA, &val); + if (rv) + return rv; + + limit = MAX77650_REGULATOR_CURR_LIM_BITS(val); + + return max77650_current_limit_table[limit]; +} + +static int max77650_regulator_set_current_limit(struct regulator_dev *rdev, + int min_uA, int max_uA) +{ + struct max77650_regulator_desc *rdesc; + struct regmap *map; + int rv, i, limit; + + rdesc = rdev_get_drvdata(rdev); + map = rdev_get_regmap(rdev); + + for (i = 0; i < ARRAY_SIZE(max77650_current_limit_table); i++) { + limit = max77650_current_limit_table[i]; + + if (limit >= min_uA && limit <= max_uA) { + rv = regmap_update_bits(map, rdesc->regA, + MAX77650_REGULATOR_CURR_LIM_MASK, + MAX77650_REGULATOR_CURR_LIM_SHIFT(i)); + if (rv) + return rv; + } + } + + return -EINVAL; +} + +static const struct regulator_ops max77650_regulator_LDO_ops = { + .is_enabled = max77650_regulator_is_enabled, + .enable = max77650_regulator_enable, + .disable = max77650_regulator_disable, + .list_voltage = regulator_list_voltage_linear, + .map_voltage = regulator_map_voltage_linear, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = max77650_regulator_set_voltage_sel, + .set_active_discharge = regulator_set_active_discharge_regmap, +}; + +static const struct regulator_ops max77650_regulator_SBB_ops = { + .is_enabled = max77650_regulator_is_enabled, + .enable = max77650_regulator_enable, + .disable = max77650_regulator_disable, + .list_voltage = regulator_list_voltage_linear, + .map_voltage = regulator_map_voltage_linear, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = max77650_regulator_set_voltage_sel, + .get_current_limit = max77650_regulator_get_current_limit, + .set_current_limit = max77650_regulator_set_current_limit, + .set_active_discharge = regulator_set_active_discharge_regmap, +}; + +/* Special case for max77651 SBB1 - non-linear voltage mapping. */ +static const struct regulator_ops max77651_SBB1_regulator_ops = { + .is_enabled = max77650_regulator_is_enabled, + .enable = max77650_regulator_enable, + .disable = max77650_regulator_disable, + .list_voltage = regulator_list_voltage_table, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_sel = max77651_regulator_sbb1_set_voltage_sel, + .get_current_limit = max77650_regulator_get_current_limit, + .set_current_limit = max77650_regulator_set_current_limit, + .set_active_discharge = regulator_set_active_discharge_regmap, +}; + +static struct max77650_regulator_desc max77650_LDO_desc = { + .desc = { + .name = "ldo", + .of_match = of_match_ptr("ldo"), + .regulators_node = of_match_ptr("regulators"), + .supply_name = "in-ldo", + .id = MAX77650_REGULATOR_ID_LDO, + .ops = &max77650_regulator_LDO_ops, + .min_uV = 1350000, + .uV_step = 12500, + .n_voltages = 128, + .vsel_mask = MAX77650_REGULATOR_V_LDO_MASK, + .vsel_reg = MAX77650_REG_CNFG_LDO_A, + .active_discharge_off = MAX77650_REGULATOR_AD_DISABLED, + .active_discharge_on = MAX77650_REGULATOR_AD_ENABLED, + .active_discharge_mask = MAX77650_REGULATOR_AD_MASK, + .active_discharge_reg = MAX77650_REG_CNFG_LDO_B, + .enable_time = 100, + .type = REGULATOR_VOLTAGE, + }, + .regA = MAX77650_REG_CNFG_LDO_A, + .regB = MAX77650_REG_CNFG_LDO_B, +}; + +static struct max77650_regulator_desc max77650_SBB0_desc = { + .desc = { + .name = "sbb0", + .of_match = of_match_ptr("sbb0"), + .regulators_node = of_match_ptr("regulators"), + .supply_name = "in-sbb0", + .id = MAX77650_REGULATOR_ID_SBB0, + .ops = &max77650_regulator_SBB_ops, + .min_uV = 800000, + .uV_step = 25000, + .n_voltages = 64, + .vsel_mask = MAX77650_REGULATOR_V_SBB_MASK, + .vsel_reg = MAX77650_REG_CNFG_SBB0_A, + .active_discharge_off = MAX77650_REGULATOR_AD_DISABLED, + .active_discharge_on = MAX77650_REGULATOR_AD_ENABLED, + .active_discharge_mask = MAX77650_REGULATOR_AD_MASK, + .active_discharge_reg = MAX77650_REG_CNFG_SBB0_B, + .enable_time = 100, + .type = REGULATOR_VOLTAGE, + }, + .regA = MAX77650_REG_CNFG_SBB0_A, + .regB = MAX77650_REG_CNFG_SBB0_B, +}; + +static struct max77650_regulator_desc max77650_SBB1_desc = { + .desc = { + .name = "sbb1", + .of_match = of_match_ptr("sbb1"), + .regulators_node = of_match_ptr("regulators"), + .supply_name = "in-sbb1", + .id = MAX77650_REGULATOR_ID_SBB1, + .ops = &max77650_regulator_SBB_ops, + .min_uV = 800000, + .uV_step = 12500, + .n_voltages = 64, + .vsel_mask = MAX77650_REGULATOR_V_SBB_MASK, + .vsel_reg = MAX77650_REG_CNFG_SBB1_A, + .active_discharge_off = MAX77650_REGULATOR_AD_DISABLED, + .active_discharge_on = MAX77650_REGULATOR_AD_ENABLED, + .active_discharge_mask = MAX77650_REGULATOR_AD_MASK, + .active_discharge_reg = MAX77650_REG_CNFG_SBB1_B, + .enable_time = 100, + .type = REGULATOR_VOLTAGE, + }, + .regA = MAX77650_REG_CNFG_SBB1_A, + .regB = MAX77650_REG_CNFG_SBB1_B, +}; + +static struct max77650_regulator_desc max77651_SBB1_desc = { + .desc = { + .name = "sbb1", + .of_match = of_match_ptr("sbb1"), + .regulators_node = of_match_ptr("regulators"), + .supply_name = "in-sbb1", + .id = MAX77650_REGULATOR_ID_SBB1, + .ops = &max77651_SBB1_regulator_ops, + .volt_table = max77651_sbb1_regulator_volt_table, + .n_voltages = ARRAY_SIZE(max77651_sbb1_regulator_volt_table), + .vsel_mask = MAX77650_REGULATOR_V_SBB_MASK, + .vsel_reg = MAX77650_REG_CNFG_SBB1_A, + .active_discharge_off = MAX77650_REGULATOR_AD_DISABLED, + .active_discharge_on = MAX77650_REGULATOR_AD_ENABLED, + .active_discharge_mask = MAX77650_REGULATOR_AD_MASK, + .active_discharge_reg = MAX77650_REG_CNFG_SBB1_B, + .enable_time = 100, + .type = REGULATOR_VOLTAGE, + }, + .regA = MAX77650_REG_CNFG_SBB1_A, + .regB = MAX77650_REG_CNFG_SBB1_B, +}; + +static struct max77650_regulator_desc max77650_SBB2_desc = { + .desc = { + .name = "sbb2", + .of_match = of_match_ptr("sbb2"), + .regulators_node = of_match_ptr("regulators"), + .supply_name = "in-sbb0", + .id = MAX77650_REGULATOR_ID_SBB2, + .ops = &max77650_regulator_SBB_ops, + .min_uV = 800000, + .uV_step = 50000, + .n_voltages = 64, + .vsel_mask = MAX77650_REGULATOR_V_SBB_MASK, + .vsel_reg = MAX77650_REG_CNFG_SBB2_A, + .active_discharge_off = MAX77650_REGULATOR_AD_DISABLED, + .active_discharge_on = MAX77650_REGULATOR_AD_ENABLED, + .active_discharge_mask = MAX77650_REGULATOR_AD_MASK, + .active_discharge_reg = MAX77650_REG_CNFG_SBB2_B, + .enable_time = 100, + .type = REGULATOR_VOLTAGE, + }, + .regA = MAX77650_REG_CNFG_SBB2_A, + .regB = MAX77650_REG_CNFG_SBB2_B, +}; + +static struct max77650_regulator_desc max77651_SBB2_desc = { + .desc = { + .name = "sbb2", + .of_match = of_match_ptr("sbb2"), + .regulators_node = of_match_ptr("regulators"), + .supply_name = "in-sbb0", + .id = MAX77650_REGULATOR_ID_SBB2, + .ops = &max77650_regulator_SBB_ops, + .min_uV = 2400000, + .uV_step = 50000, + .n_voltages = 64, + .vsel_mask = MAX77650_REGULATOR_V_SBB_MASK, + .vsel_reg = MAX77650_REG_CNFG_SBB2_A, + .active_discharge_off = MAX77650_REGULATOR_AD_DISABLED, + .active_discharge_on = MAX77650_REGULATOR_AD_ENABLED, + .active_discharge_mask = MAX77650_REGULATOR_AD_MASK, + .active_discharge_reg = MAX77650_REG_CNFG_SBB2_B, + .enable_time = 100, + .type = REGULATOR_VOLTAGE, + }, + .regA = MAX77650_REG_CNFG_SBB2_A, + .regB = MAX77650_REG_CNFG_SBB2_B, +}; + +static int max77650_regulator_probe(struct platform_device *pdev) +{ + struct max77650_regulator_desc **rdescs; + struct max77650_regulator_desc *rdesc; + struct regulator_config config = { }; + struct device *dev, *parent; + struct regulator_dev *rdev; + struct regmap *map; + unsigned int val; + int i, rv; + + dev = &pdev->dev; + parent = dev->parent; + + if (!dev->of_node) + dev->of_node = parent->of_node; + + rdescs = devm_kcalloc(dev, MAX77650_REGULATOR_NUM_REGULATORS, + sizeof(*rdescs), GFP_KERNEL); + if (!rdescs) + return -ENOMEM; + + map = dev_get_regmap(parent, NULL); + if (!map) + return -ENODEV; + + rv = regmap_read(map, MAX77650_REG_CID, &val); + if (rv) + return rv; + + rdescs[MAX77650_REGULATOR_ID_LDO] = &max77650_LDO_desc; + rdescs[MAX77650_REGULATOR_ID_SBB0] = &max77650_SBB0_desc; + + switch (MAX77650_CID_BITS(val)) { + case MAX77650_CID_77650A: + case MAX77650_CID_77650C: + rdescs[MAX77650_REGULATOR_ID_SBB1] = &max77650_SBB1_desc; + rdescs[MAX77650_REGULATOR_ID_SBB2] = &max77650_SBB2_desc; + break; + case MAX77650_CID_77651A: + case MAX77650_CID_77651B: + rdescs[MAX77650_REGULATOR_ID_SBB1] = &max77651_SBB1_desc; + rdescs[MAX77650_REGULATOR_ID_SBB2] = &max77651_SBB2_desc; + break; + default: + return -ENODEV; + } + + config.dev = parent; + + for (i = 0; i < MAX77650_REGULATOR_NUM_REGULATORS; i++) { + rdesc = rdescs[i]; + config.driver_data = rdesc; + + rdev = devm_regulator_register(dev, &rdesc->desc, &config); + if (IS_ERR(rdev)) + return PTR_ERR(rdev); + } + + return 0; +} + +static struct platform_driver max77650_regulator_driver = { + .driver = { + .name = "max77650-regulator", + }, + .probe = max77650_regulator_probe, +}; +module_platform_driver(max77650_regulator_driver); + +MODULE_DESCRIPTION("MAXIM 77650/77651 regulator driver"); +MODULE_AUTHOR("Bartosz Golaszewski "); +MODULE_LICENSE("GPL v2"); From patchwork Tue Jan 29 13:35:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786285 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 75426184E for ; Tue, 29 Jan 2019 13:36:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 65D2229C88 for ; 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Tue, 29 Jan 2019 05:36:05 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id k128sm4367891wmd.37.2019.01.29.05.36.03 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 Jan 2019 05:36:04 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 09/13] power: supply: max77650: add support for battery charger Date: Tue, 29 Jan 2019 14:35:41 +0100 Message-Id: <20190129133545.1931-11-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@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 | 355 ++++++++++++++++++++++++ 3 files changed, 363 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..7055c9b5ee24 --- /dev/null +++ b/drivers/power/supply/max77650-charger.c @@ -0,0 +1,355 @@ +// 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_CHARGER_CHG_DTLS_MASK GENMASK(7, 4) +#define MAX77650_CHARGER_CHG_DTLS_BITS(_reg) \ + (((_reg) & MAX77650_CHARGER_CHG_DTLS_MASK) >> 4) + +#define MAX77650_CHARGER_CHG_OFF 0x00 +#define MAX77650_CHARGER_CHG_PREQ 0x01 +#define MAX77650_CHARGER_CHG_ON_CURR 0x02 +#define MAX77650_CHARGER_CHG_ON_JCURR 0x03 +#define MAX77650_CHARGER_CHG_ON_VOLT 0x04 +#define MAX77650_CHARGER_CHG_ON_JVOLT 0x05 +#define MAX77650_CHARGER_CHG_ON_TOPOFF 0x06 +#define MAX77650_CHARGER_CHG_ON_JTOPOFF 0x07 +#define MAX77650_CHARGER_CHG_DONE 0x08 +#define MAX77650_CHARGER_CHG_JDONE 0x09 +#define MAX77650_CHARGER_CHG_SUSP_PF 0x0a +#define MAX77650_CHARGER_CHG_SUSP_FCF 0x0b +#define MAX77650_CHARGER_CHG_SUSP_BTF 0x0c + +#define MAX77650_CHARGER_CHGIN_DTLS_MASK GENMASK(3, 2) +#define MAX77650_CHARGER_CHGIN_DTLS_BITS(_reg) \ + (((_reg) & MAX77650_CHARGER_CHGIN_DTLS_MASK) >> 2) + +#define MAX77650_CHARGER_CHGIN_UVL 0x00 +#define MAX77650_CHARGER_CHGIN_OVL 0x01 +#define MAX77650_CHARGER_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 void 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); +} + +static void 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); +} + +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_CHARGER_CHGIN_DTLS_BITS(reg)) { + case MAX77650_CHARGER_CHGIN_UVL: + dev_err(chg->dev, "undervoltage lockout detected, disabling charger\n"); + max77650_charger_disable(chg); + break; + case MAX77650_CHARGER_CHGIN_OVL: + dev_err(chg->dev, "overvoltage lockout detected, disabling charger\n"); + max77650_charger_disable(chg); + break; + case MAX77650_CHARGER_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_CHARGER_CHG_DTLS_BITS(reg)) { + case MAX77650_CHARGER_CHG_OFF: + case MAX77650_CHARGER_CHG_SUSP_PF: + case MAX77650_CHARGER_CHG_SUSP_FCF: + case MAX77650_CHARGER_CHG_SUSP_BTF: + val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING; + break; + case MAX77650_CHARGER_CHG_PREQ: + case MAX77650_CHARGER_CHG_ON_CURR: + case MAX77650_CHARGER_CHG_ON_JCURR: + case MAX77650_CHARGER_CHG_ON_VOLT: + case MAX77650_CHARGER_CHG_ON_JVOLT: + case MAX77650_CHARGER_CHG_ON_TOPOFF: + case MAX77650_CHARGER_CHG_ON_JTOPOFF: + val->intval = POWER_SUPPLY_STATUS_CHARGING; + break; + case MAX77650_CHARGER_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_CHARGER_CHG_DTLS_BITS(reg)) { + case MAX77650_CHARGER_CHG_PREQ: + case MAX77650_CHARGER_CHG_ON_CURR: + case MAX77650_CHARGER_CHG_ON_JCURR: + case MAX77650_CHARGER_CHG_ON_VOLT: + case MAX77650_CHARGER_CHG_ON_JVOLT: + val->intval = POWER_SUPPLY_CHARGE_TYPE_FAST; + break; + case MAX77650_CHARGER_CHG_ON_TOPOFF: + case MAX77650_CHARGER_CHG_ON_JTOPOFF: + 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, "maxim,vchgin-min", &prop); + if (rv == 0) { + rv = max77650_charger_set_vchgin_min(chg, prop); + if (rv) + return rv; + } + + rv = of_property_read_u32(dev->of_node, "maxim,ichgin-lim", &prop); + if (rv == 0) { + rv = max77650_charger_set_ichgin_lim(chg, prop); + if (rv) + return rv; + } + + return regmap_update_bits(chg->map, + MAX77650_REG_CNFG_CHG_B, + MAX77650_CHARGER_CHG_EN_MASK, + MAX77650_CHARGER_ENABLED); +} + +static int max77650_charger_remove(struct platform_device *pdev) +{ + struct max77650_charger_data *chg = platform_get_drvdata(pdev); + + return regmap_update_bits(chg->map, + MAX77650_REG_CNFG_CHG_B, + MAX77650_CHARGER_CHG_EN_MASK, + MAX77650_CHARGER_DISABLED); +} + +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 Jan 29 13:35:42 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786279 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 19925139A for ; Tue, 29 Jan 2019 13:36:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 061CF29C88 for ; Tue, 29 Jan 2019 13:36:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EE1112AB2D; Tue, 29 Jan 2019 13:36:53 +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=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 3BD6929C88 for ; 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Tue, 29 Jan 2019 05:36:05 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 10/13] gpio: max77650: add GPIO support Date: Tue, 29 Jan 2019 14:35:42 +0100 Message-Id: <20190129133545.1931-12-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@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 | 189 +++++++++++++++++++++++++++++++++++ 3 files changed, 197 insertions(+) create mode 100644 drivers/gpio/gpio-max77650.c diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index b5a2845347ec..fb297fe5bfec 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -1095,6 +1095,13 @@ 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 37628f8dbf70..8bdad50db822 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -78,6 +78,7 @@ 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..8382dd85c548 --- /dev/null +++ b/drivers/gpio/gpio-max77650.c @@ -0,0 +1,189 @@ +// 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; +}; + +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) +{ + /* + * TODO Add interrupt support. + * + * We first need to properly support hierarchical irqs in gpiolib + * and regmap irq_chip. + */ + return -EOPNOTSUPP; +} + +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->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 Jan 29 13:35:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786275 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 CBCE0139A for ; 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The device has three current sinks for driving LEDs. Signed-off-by: Bartosz Golaszewski --- drivers/leds/Kconfig | 6 ++ drivers/leds/Makefile | 1 + drivers/leds/leds-max77650.c | 152 +++++++++++++++++++++++++++++++++++ 3 files changed, 159 insertions(+) create mode 100644 drivers/leds/leds-max77650.c diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index a72f97fca57b..6e7a8f51eccc 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 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..e3a3c0e79b7a --- /dev/null +++ b/drivers/leds/leds-max77650.c @@ -0,0 +1,152 @@ +// 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_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) + +/* 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; + /* + * We can set the brightness with 5-bit resolution. + * + * For brightness == 1, the bits we're writing will be 0, but + * since we keep LED_FS0 set to 12.8mA full-scale range, the + * LED will be lit slightly. + */ + val |= brightness / 8; + } + + 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_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_NUM_LEDS) + return -ENODEV; + + for_each_child_of_node(of_node, child) { + rv = of_property_read_u32(child, "reg", ®); + if (rv || reg >= MAX77650_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; + + 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 Jan 29 13:35:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786267 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 B6C5113B4 for ; 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Signed-off-by: Bartosz Golaszewski Acked-by: Dmitry Torokhov --- drivers/input/misc/Kconfig | 9 ++ drivers/input/misc/Makefile | 1 + drivers/input/misc/max77650-onkey.c | 127 ++++++++++++++++++++++++++++ 3 files changed, 137 insertions(+) create mode 100644 drivers/input/misc/max77650-onkey.c diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index ca59a2be9bc5..bb9c45c1269e 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -180,6 +180,15 @@ 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 9d0f9d1ff68f..5bd53590ce60 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..7fc3e9196abb --- /dev/null +++ b/drivers/input/misc/max77650-onkey.c @@ -0,0 +1,127 @@ +// 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; + const char *mode_prop; + struct regmap *map; + + 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; + + error = device_property_read_string(dev, + "maxim,onkey-mode", &mode_prop); + if (error) + mode_prop = "push"; + + if (strcmp(mode_prop, "push") == 0) + mode = MAX77650_ONKEY_MODE_PUSH; + else if (strcmp(mode_prop, "slide") == 0) + mode = MAX77650_ONKEY_MODE_SLIDE; + else + return -EINVAL; + + 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, EV_KEY, 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 Jan 29 13:35:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 10786269 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 B2CEA139A for ; Tue, 29 Jan 2019 13:36:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9E75829C88 for ; Tue, 29 Jan 2019 13:36:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9262A2AB2D; 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Tue, 29 Jan 2019 05:36:10 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id k128sm4367891wmd.37.2019.01.29.05.36.09 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 Jan 2019 05:36:10 -0800 (PST) From: Bartosz Golaszewski To: Rob Herring , Mark Rutland , Linus Walleij , Dmitry Torokhov , Jacek Anaszewski , Pavel Machek , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , 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 v2 13/13] MAINTAINERS: add an entry for max77650 mfd driver Date: Tue, 29 Jan 2019 14:35:45 +0100 Message-Id: <20190129133545.1931-15-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190129133545.1931-1-brgl@bgdev.pl> References: <20190129133545.1931-1-brgl@bgdev.pl> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@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 9f64f8d3740e..d4032d94c275 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -9221,6 +9221,20 @@ 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