gpio: zevio: Add missed label initialisation

Initialise the GPIO chip label correctly as it was done by
of_mm_gpiochip_add_data() before the below mentioned change.

Fixes: cf8f4462e5fa ("gpio: zevio: drop of_gpio.h header")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20241118092729.516736-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-zevio.c b/drivers/gpio/gpio-zevio.c
index 2de61337ad3b5413016ec4cefb002c3b01089e73..d7230fd83f5d68a9d80352b7a57e12cd21c389ce 100644 (file)
--- a/drivers/gpio/gpio-zevio.c
+++ b/drivers/gpio/gpio-zevio.c
@@ -11,6 +11,7 @@
 #include <linux/io.h>
 #include <linux/mod_devicetable.h>
 #include <linux/platform_device.h>
+#include <linux/property.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 
@@ -169,6 +170,7 @@ static const struct gpio_chip zevio_gpio_chip = {
 /* Initialization */
 static int zevio_gpio_probe(struct platform_device *pdev)
 {
+       struct device *dev = &pdev->dev;
        struct zevio_gpio *controller;
        int status, i;
 
@@ -180,6 +182,10 @@ static int zevio_gpio_probe(struct platform_device *pdev)
        controller->chip = zevio_gpio_chip;
        controller->chip.parent = &pdev->dev;
 
+       controller->chip.label = devm_kasprintf(dev, GFP_KERNEL, "%pfw", dev_fwnode(dev));
+       if (!controller->chip.label)
+               return -ENOMEM;
+
        controller->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(controller->regs))
                return dev_err_probe(&pdev->dev, PTR_ERR(controller->regs),