From patchwork Mon Jan 20 13:43:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Vaittinen, Matti" X-Patchwork-Id: 11342205 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BA787921 for ; Mon, 20 Jan 2020 13:44:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A3D6F22525 for ; Mon, 20 Jan 2020 13:44:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726798AbgATNoJ (ORCPT ); Mon, 20 Jan 2020 08:44:09 -0500 Received: from mail-lf1-f66.google.com ([209.85.167.66]:35824 "EHLO mail-lf1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726626AbgATNoJ (ORCPT ); Mon, 20 Jan 2020 08:44:09 -0500 Received: by mail-lf1-f66.google.com with SMTP id z18so2687853lfe.2 for ; Mon, 20 Jan 2020 05:44:07 -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=XXIuT+9ZgbPZCKY59kWXuPjZNm79w5AWAnWjBHrLr7A=; b=M9JFL+CPlc95wer2yxgWSmDsGUFabL0EzWGJA1FtZvX5EHdiiSD12DLfi8351gPMZ6 1NQhn0WdtVF3ke0u+6fqhPc6WCYl8m1GLeLo+yNzH5VmDHMLYvevyIwwN9Gffl1kJRI6 fbQiRf6sHzFz46xSjw5MvkzQECJ2qQkgsXpZZYmvo/gyerOwrWzYItR7XgYQgDVTnAkf kAbj2QkePdGcQOXVYHJLhGZwSwxQb0jTNDzNKXhcwQyHun49AiaydaXi7qqRgLTpeQL7 QgqGUS+jC2SsckGLLWhY44915Z4oIiDbqx1krJ3207wbIBy7sGkt0QpLupPIUMLH17Ic 2cPQ== X-Gm-Message-State: APjAAAW8cRaeYK0EHlYASsFW+HrwXtG9HO2vGOtXP1YnfqKyOdmhNRCm dO0bJ3tl9fZjOJeRr0cMo38= X-Google-Smtp-Source: APXvYqyo8yZNgfkDNqcj7b6NoHIxzkcyVSbOB0Bwqw8Mneavd7KHSYDcQA+7yOcTtojWZUE1LuHshg== X-Received: by 2002:a19:7711:: with SMTP id s17mr1846321lfc.164.1579527847057; Mon, 20 Jan 2020 05:44:07 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id f26sm16733044ljn.104.2020.01.20.05.44.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jan 2020 05:44:06 -0800 (PST) Date: Mon, 20 Jan 2020 15:43:55 +0200 From: Matti Vaittinen To: matti.vaittinen@fi.rohmeurope.com, mazziesaccount@gmail.com Cc: Lee Jones , Mark Brown , Stephen Boyd , Linus Walleij , linux-clk@vger.kernel.org, linux-gpio@ger.kernel.org Subject: [PATCH v13 06/11] mfd: bd71828: Add power-key support Message-ID: <7aacaf72a709f9df266aec792c9e93ca230380f1.1579527444.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-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@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 --- 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,