From patchwork Sat Jan 11 09:51:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Vaittinen, Matti" X-Patchwork-Id: 209215 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 99899C33C9E for ; Sat, 11 Jan 2020 09:51:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7A2902077C for ; Sat, 11 Jan 2020 09:51:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728894AbgAKJvR (ORCPT ); Sat, 11 Jan 2020 04:51:17 -0500 Received: from mail-lj1-f195.google.com ([209.85.208.195]:43122 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728762AbgAKJvQ (ORCPT ); Sat, 11 Jan 2020 04:51:16 -0500 Received: by mail-lj1-f195.google.com with SMTP id a13so4672531ljm.10; Sat, 11 Jan 2020 01:51:14 -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=EW56zoJ4TzH7eRMRWkbpGxGbRukegSsYUPfz9VIcex4=; b=tPKmH4o+d0aH2yGKs8eQvwcuX8FZUlERjAkcqGL3egoJhNxOMBhtDsxxvJqjVFeqol U82PmQsGxO25yltJpfI7ku0wn57ysTgpzSFs6C8F93t+irp6Q64jA3Yt70foN1lj0o+x 1IGPBaZCWRF284ef3GDPBnWYC+NgaEJ+nvW6WjbPHdZ/dDsjCgYsSXVezll4nvD1Lszi 38xRJmlYMh71uuXRoVOjbM6aQ93TabQPbDMm2CHUb73eXLDHvVZozsaaIaCXXawg2ilc uLvA99vlFVXfKE/lEykmaCSbWQRsO3Rm70P/Wmnx7KL59ZTe7OvJwc9cQAtFPBcRk5GM FbRg== X-Gm-Message-State: APjAAAVTptCIiOp82iW+rsJQBiE8qtetCzeFAoHI5HRwcW1h1y9Rectf dvQkjAO7938luO26XRvyDNg= X-Google-Smtp-Source: APXvYqxhkOrR8pARw7w9x2wfrJQTDSs1bULx6t+NAbVBGIRGKKNWdCBsggLbuyVscLlp/krZ7T1T4Q== X-Received: by 2002:a2e:a404:: with SMTP id p4mr5450299ljn.234.1578736273999; Sat, 11 Jan 2020 01:51:13 -0800 (PST) Received: from localhost.localdomain (dc7t7ryyyyyyyyyyyyybt-3.rev.dnainternet.fi. [2001:14ba:16e1:b700::3]) by smtp.gmail.com with ESMTPSA id n23sm2436392lfa.41.2020.01.11.01.51.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 11 Jan 2020 01:51:13 -0800 (PST) Date: Sat, 11 Jan 2020 11:51:07 +0200 From: Matti Vaittinen To: mazziesaccount@gmail.com, matti.vaittinen@fi.rohmeurope.com Cc: Jacek Anaszewski , Pavel Machek , Dan Murphy , Rob Herring , Mark Rutland , Michael Turquette , Stephen Boyd , Linus Walleij , Bartosz Golaszewski , Liam Girdwood , Mark Brown , Alessandro Zummo , Alexandre Belloni , 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 v9 06/12] mfd: input: bd71828: Add power-key support Message-ID: <2a37b550bfbccfebace9fb8a61f5f68e4777aa55.1578644144.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-leds-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-leds@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 v8 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,