From patchwork Fri Jan 17 09:36:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Vaittinen, Matti" X-Patchwork-Id: 207388 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=-8.3 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 84CE1C33CB6 for ; Fri, 17 Jan 2020 09:37:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 659652083E for ; Fri, 17 Jan 2020 09:37:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726371AbgAQJhE (ORCPT ); Fri, 17 Jan 2020 04:37:04 -0500 Received: from mail-lj1-f195.google.com ([209.85.208.195]:44191 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726329AbgAQJhE (ORCPT ); Fri, 17 Jan 2020 04:37:04 -0500 Received: by mail-lj1-f195.google.com with SMTP id q8so1979550ljj.11; Fri, 17 Jan 2020 01:37:02 -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=rZv37RKsYtFvKDFJEFoZS7pAx4G6kcGgNTTiB7tm5uU=; b=DcxNPMg1VqDpGxiUhiNFNxz74w+d4aGtDYeBhb9lFcR67nx8Fi1B6o4hoeyhFsL91a ArPzkLKppGLn+VbIE25hSfUewm5p0pa5sA7z6udGUj7IfuNZhILXiw2YqzpmE+gpy9JK gdQgvu4rZemtJCv6mTjoUcFxBHhytIcYnV98pPfb0pcQK7MwfkdKVx3U2HWNww5cYJ+p PaFKCo0LKIhRODm8pSGma5szy6oC66fn5rHPuRsKLMsIlBIMP//3w88FXDvd1iG/In/W XXuaB4ZvbKf3UxoXzMQz1R2dU1txiPtc2VDacoya53GPt9otIRR/FBrFo9SAHbV8rmkM m1cQ== X-Gm-Message-State: APjAAAVJeRzyqaRvHWOEL9cED2JFUfP6iJrc1tVFN6oMbO7Xv2/zr6P1 BHbXrljKDNZI3xTGGdPLfRA= X-Google-Smtp-Source: APXvYqyoGEt/denJH+eMcrLW284CLcO3roZEL33B2EAPuFnQ+UVV+Qz1Fe01yziHo0l4d1yWt4hDtA== X-Received: by 2002:a2e:3a13:: with SMTP id h19mr5151807lja.16.1579253821564; Fri, 17 Jan 2020 01:37:01 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id v5sm12037704ljk.67.2020.01.17.01.36.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Jan 2020 01:37:00 -0800 (PST) Date: Fri, 17 Jan 2020 11:36:54 +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 , Michael Turquette , Stephen Boyd , Linus Walleij , Bartosz Golaszewski , Liam Girdwood , Mark Brown , Alessandro Zummo , Alexandre Belloni , Matti Vaittinen , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-rtc@vger.kernel.org Subject: [PATCH v10 06/13] mfd: input: bd71828: Add power-key support Message-ID: 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 --- no changes since v9 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,