From: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
To: matti.vaittinen@fi.rohmeurope.com, mazziesaccount@gmail.com
Cc: "Jacek Anaszewski" <jacek.anaszewski@gmail.com>,
"Pavel Machek" <pavel@ucw.cz>, "Dan Murphy" <dmurphy@ti.com>,
"Rob Herring" <robh+dt@kernel.org>,
"Mark Rutland" <mark.rutland@arm.com>,
"Lee Jones" <lee.jones@linaro.org>,
"Liam Girdwood" <lgirdwood@gmail.com>,
"Mark Brown" <broonie@kernel.org>,
"Jonathan Corbet" <corbet@lwn.net>,
"Michael Turquette" <mturquette@baylibre.com>,
"Stephen Boyd" <sboyd@kernel.org>,
"Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <bgolaszewski@baylibre.com>,
"Alessandro Zummo" <a.zummo@towertech.it>,
"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Arnd Bergmann" <arnd@arndb.de>,
"Mauro Carvalho Chehab" <mchehab+samsung@kernel.org>,
"Wolfram Sang" <wsa+renesas@sang-engineering.com>,
"Phil Edworthy" <phil.edworthy@renesas.com>,
"Noralf Trønnes" <noralf@tronnes.org>,
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 v11 06/13] mfd: input: bd71828: Add power-key support
Date: Mon, 20 Jan 2020 08:36:59 +0200 [thread overview]
Message-ID: <aa965067acfbdaa862f5f5de8b66e2c161f276a0.1579501711.git.matti.vaittinen@fi.rohmeurope.com> (raw)
In-Reply-To: <cover.1579501711.git.matti.vaittinen@fi.rohmeurope.com>
Use gpio_keys to send power input-event to user-space when power
button (short) press is detected.
Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Acked-for-MFD-by: Lee Jones <lee.jones@linaro.org>
---
No changes since v10
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 <linux/gpio_keys.h>
#include <linux/i2c.h>
+#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/irq.h>
@@ -15,6 +17,18 @@
#include <linux/regmap.h>
#include <linux/types.h>
+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,
--
2.21.0
--
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND
~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
Simon says - in Latin please.
~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~
Thanks to Simon Glass for the translation =]
next prev parent reply other threads:[~2020-01-20 6:37 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-20 6:33 [PATCH v11 00/13] Support ROHM BD71828 PMIC Matti Vaittinen
2020-01-20 6:34 ` [PATCH v11 01/13] dt-bindings: leds: ROHM BD71282 PMIC LED driver Matti Vaittinen
2020-01-20 6:34 ` [PATCH v11 02/13] dt-bindings: mfd: Document ROHM BD71828 bindings Matti Vaittinen
2020-01-20 6:35 ` [PATCH v11 03/13] mfd: rohm PMICs - use platform_device_id to match MFD sub-devices Matti Vaittinen
2020-01-20 8:54 ` Lee Jones
2020-01-20 6:35 ` [PATCH v11 04/13] mfd: bd718x7: Add compatible for BD71850 Matti Vaittinen
2020-01-20 6:36 ` [PATCH v11 05/13] mfd: bd71828: Support ROHM BD71828 PMIC - core Matti Vaittinen
2020-01-20 6:36 ` Matti Vaittinen [this message]
2020-01-20 8:55 ` [PATCH v11 06/13] mfd: input: bd71828: Add power-key support Lee Jones
2020-01-20 8:59 ` Vaittinen, Matti
2020-01-20 6:37 ` [PATCH v11 07/13] clk: bd718x7: Support ROHM BD71828 clk block Matti Vaittinen
2020-01-20 6:39 ` [PATCH v11 08/13] regulator: bd718x7: Split driver to common and bd718x7 specific parts Matti Vaittinen
2020-01-20 6:40 ` [PATCH v11 09/13] mfd: bd70528: Fix hour register mask Matti Vaittinen
2020-01-20 6:41 ` [PATCH v11 10/13] rtc: bd70528: add BD71828 support Matti Vaittinen
2020-01-20 6:41 ` [PATCH v11 11/13] gpio: bd71828: Initial support for ROHM BD71828 PMIC GPIOs Matti Vaittinen
2020-01-20 6:42 ` [PATCH v11 12/13] leds: Add common LED binding parsing support to LED class/core Matti Vaittinen
2020-01-20 6:42 ` [PATCH v11 13/13] led: bd71828: Support LED outputs on ROHM BD71828 PMIC Matti Vaittinen
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