From: Bartosz Golaszewski Date: Fri, 21 Nov 2025 13:57:39 +0000 (+0100) Subject: reset: gpio: add the "compatible" property X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b3d8508351af7f6366a0a18068c194b399ead2c3;p=thirdparty%2Fkernel%2Flinux.git reset: gpio: add the "compatible" property In order to correctly handle the interaction between the reset-gpio devices and shared GPIOs managed by GPIOLIB, we need to be able to identify the former. Add the "compatible" property to allow us to use the device_is_compatible() helper. Signed-off-by: Bartosz Golaszewski Reviewed-by: Philipp Zabel Signed-off-by: Philipp Zabel --- diff --git a/drivers/reset/core.c b/drivers/reset/core.c index 0135dd0ae2049..0666dfc41ca9a 100644 --- a/drivers/reset/core.c +++ b/drivers/reset/core.c @@ -868,11 +868,11 @@ static int reset_add_gpio_aux_device(struct device *parent, */ static int __reset_add_reset_gpio_device(const struct of_phandle_args *args) { - struct property_entry properties[2] = { }; + struct property_entry properties[3] = { }; unsigned int offset, of_flags, lflags; struct reset_gpio_lookup *rgpio_dev; struct device *parent; - int id, ret; + int id, ret, prop = 0; /* * Currently only #gpio-cells=2 is supported with the meaning of: @@ -923,7 +923,8 @@ static int __reset_add_reset_gpio_device(const struct of_phandle_args *args) lflags = GPIO_PERSISTENT | (of_flags & GPIO_ACTIVE_LOW); parent = gpio_device_to_device(gdev); - properties[0] = PROPERTY_ENTRY_GPIO("reset-gpios", parent->fwnode, offset, lflags); + properties[prop++] = PROPERTY_ENTRY_STRING("compatible", "reset-gpio"); + properties[prop++] = PROPERTY_ENTRY_GPIO("reset-gpios", parent->fwnode, offset, lflags); id = ida_alloc(&reset_gpio_ida, GFP_KERNEL); if (id < 0)