diff options
| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2025-11-21 14:57:39 +0100 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2026-01-08 12:25:20 +0100 |
| commit | b3d8508351af7f6366a0a18068c194b399ead2c3 (patch) | |
| tree | ebfae9a5e18dc8c6a604f02283bfa0d53e7ebb36 | |
| parent | 8f0b4cce4481fb22653697cced8d0d04027cb1e8 (diff) | |
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 <bartosz.golaszewski@linaro.org>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
| -rw-r--r-- | drivers/reset/core.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/reset/core.c b/drivers/reset/core.c index 0135dd0ae204..0666dfc41ca9 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) |