gpio: davinci: use generic device properties

OF-specific routines should not be used unless necessary. Generic device
properties are preferred so switch to using them in the driver code.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20241007103440.38416-2-brgl@bgdev.pl
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index 1da1d7c7ac2dc98e18c1d5dd9b84a76bd3d75920..8c033e8cf3c98d98b9fa25904d52026c931c0f44 100644 (file)
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -15,7 +15,6 @@
 #include <linux/irq.h>
 #include <linux/irqdomain.h>
 #include <linux/module.h>
-#include <linux/of.h>
 #include <linux/pinctrl/consumer.h>
 #include <linux/platform_device.h>
 #include <linux/property.h>
@@ -159,14 +158,13 @@ static int davinci_gpio_probe(struct platform_device *pdev)
        unsigned int ngpio, nbank, nirq, gpio_unbanked;
        struct davinci_gpio_controller *chips;
        struct device *dev = &pdev->dev;
-       struct device_node *dn = dev_of_node(dev);
 
        /*
         * The gpio banks conceptually expose a segmented bitmap,
         * and "ngpio" is one more than the largest zero-based
         * bit index that's valid.
         */
-       ret = of_property_read_u32(dn, "ti,ngpio", &ngpio);
+       ret = device_property_read_u32(dev, "ti,ngpio", &ngpio);
        if (ret)
                return dev_err_probe(dev, ret, "Failed to get the number of GPIOs\n");
        if (ngpio == 0)
@@ -177,8 +175,8 @@ static int davinci_gpio_probe(struct platform_device *pdev)
         * interrupts is equal to number of gpios else all are banked so
         * number of interrupts is equal to number of banks(each with 16 gpios)
         */
-       ret = of_property_read_u32(dn, "ti,davinci-gpio-unbanked",
-                                  &gpio_unbanked);
+       ret = device_property_read_u32(dev, "ti,davinci-gpio-unbanked",
+                                      &gpio_unbanked);
        if (ret)
                return dev_err_probe(dev, ret, "Failed to get the unbanked GPIOs property\n");