From patchwork Mon Jan 20 09:19:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Vaittinen, Matti" X-Patchwork-Id: 207367 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EA026C47409 for ; Mon, 20 Jan 2020 09:19:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C63DB207FD for ; Mon, 20 Jan 2020 09:19:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726465AbgATJTj (ORCPT ); Mon, 20 Jan 2020 04:19:39 -0500 Received: from mail-lj1-f195.google.com ([209.85.208.195]:38004 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725872AbgATJTi (ORCPT ); Mon, 20 Jan 2020 04:19:38 -0500 Received: by mail-lj1-f195.google.com with SMTP id w1so33067606ljh.5; Mon, 20 Jan 2020 01:19:36 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=TMkRlQEPVqL7hQeg0z8Ie103Dv3DUexF40yblJzj2cY=; b=bhnWWuBD+m3hzTqe1xGRcQOfmwGTctwUsgoBscMdb815ABH4Tp3w6VmUul6juJlqTy jgUtiwwzjaRCcjj7KHuubuC53VF9Cbeishy6uXcpBO5bT6cXKGrPkZYGHNDjne9dRCgw zj2AMJcLhtt6nQxFQLSfIJS5IcXm6oYQAe9iKgT/IYpuLQ1Hfx8YJEL8tbhif2FNLSjt 2b8H+OWhPU/p23C+kEpdYkWF5er/AoKawKUERaLAdbsWAD3sTaH8L0hmkw66LTKH2u4r aXwuD0yYgOLMaNd/ay5n7c9GkktRaFjy4Kjy5JNIkfYZIHrCFMbiLWPKeB1+RM6lZLCP YNOg== X-Gm-Message-State: APjAAAWIvznFbg49uCIoDWm+w1YOkcG0jkIM8M1Rf2WzCz2HqzJnE71c MnirLBfG6njxn1ndI5LvGOg= X-Google-Smtp-Source: APXvYqx6OpLLqEhM9EfRa/oMbboZOsAIBKDMxUDCtXxsaCTPKhNaoOot0BneHkykGly9VG7He/2A/Q== X-Received: by 2002:a2e:86c8:: with SMTP id n8mr11988267ljj.205.1579511975905; Mon, 20 Jan 2020 01:19:35 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id e8sm19382257ljb.45.2020.01.20.01.19.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jan 2020 01:19:35 -0800 (PST) Date: Mon, 20 Jan 2020 11:19:23 +0200 From: Matti Vaittinen To: matti.vaittinen@fi.rohmeurope.com, mazziesaccount@gmail.com Cc: Jacek Anaszewski , Pavel Machek , Dan Murphy , Rob Herring , Mark Rutland , Lee Jones , Liam Girdwood , Mark Brown , Jonathan Corbet , Michael Turquette , Stephen Boyd , Linus Walleij , Bartosz Golaszewski , Alessandro Zummo , Alexandre Belloni , Greg Kroah-Hartman , Arnd Bergmann , Mauro Carvalho Chehab , Wolfram Sang , Phil Edworthy , Noralf =?iso-8859-1?q?Tr=F8nnes?= , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-rtc@vger.kernel.org Subject: [PATCH v12 06/10] mfd: bd71828: Add power-key support Message-ID: <636c2dd1323684b53c356704fb55732c38cd2d25.1579511114.git.matti.vaittinen@fi.rohmeurope.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Use gpio_keys to send power input-event to user-space when power button (short) press is detected. Signed-off-by: Matti Vaittinen Acked-for-MFD-by: Lee Jones --- Changes since v11: Removed input: tag from subject drivers/mfd/rohm-bd71828.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/mfd/rohm-bd71828.c b/drivers/mfd/rohm-bd71828.c index 0ec386c9f26b..210261d026f2 100644 --- a/drivers/mfd/rohm-bd71828.c +++ b/drivers/mfd/rohm-bd71828.c @@ -4,7 +4,9 @@ // // ROHM BD71828 PMIC driver +#include #include +#include #include #include #include @@ -15,6 +17,18 @@ #include #include +static struct gpio_keys_button button = { + .code = KEY_POWER, + .gpio = -1, + .type = EV_KEY, +}; + +static struct gpio_keys_platform_data bd71828_powerkey_data = { + .buttons = &button, + .nbuttons = 1, + .name = "bd71828-pwrkey", +}; + static const struct resource rtc_irqs[] = { DEFINE_RES_IRQ_NAMED(BD71828_INT_RTC0, "bd71828-rtc-alm-0"), DEFINE_RES_IRQ_NAMED(BD71828_INT_RTC1, "bd71828-rtc-alm-1"), @@ -35,6 +49,10 @@ static struct mfd_cell bd71828_mfd_cells[] = { .name = "bd71828-rtc", .resources = rtc_irqs, .num_resources = ARRAY_SIZE(rtc_irqs), + }, { + .name = "gpio-keys", + .platform_data = &bd71828_powerkey_data, + .pdata_size = sizeof(bd71828_powerkey_data), }, }; @@ -288,6 +306,14 @@ static int bd71828_i2c_probe(struct i2c_client *i2c) dev_dbg(&i2c->dev, "Registered %d IRQs for chip\n", bd71828_irq_chip.num_irqs); + ret = regmap_irq_get_virq(irq_data, BD71828_INT_SHORTPUSH); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to get the power-key IRQ\n"); + return ret; + } + + button.irq = ret; + ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_AUTO, bd71828_mfd_cells, ARRAY_SIZE(bd71828_mfd_cells), NULL, 0,