net: ravb: Fix reset GPIO handling

Fix handling of the reset GPIO. Drop the _nodev() suffix from the
gpio_request_by_name() call as there is now a proper DM capable
GPIO driver. Also check if the GPIO is valid before freeing it in
remove path, otherwise U-Boot will crash.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

diff --git a/drivers/net/ravb.c b/drivers/net/ravb.c
index dc7a52534e5c86ba23b0a3238086cfe132d77947..26d95f178f794c4dc29dde3c5223a77cc63c358c 100644 (file)
--- a/drivers/net/ravb.c
+++ b/drivers/net/ravb.c
@@ -492,8 +492,8 @@ static int ravb_probe(struct udevice *dev)
        if (ret < 0)
                goto err_mdio_alloc;
 
-       gpio_request_by_name_nodev(dev_ofnode(dev), "reset-gpios", 0,
-                                  &eth->reset_gpio, GPIOD_IS_OUT);
+       gpio_request_by_name(dev, "reset-gpios", 0, &eth->reset_gpio,
+                            GPIOD_IS_OUT);
 
        mdiodev = mdio_alloc();
        if (!mdiodev) {
@@ -528,7 +528,8 @@ static int ravb_remove(struct udevice *dev)
        free(eth->phydev);
        mdio_unregister(eth->bus);
        mdio_free(eth->bus);
-       dm_gpio_free(dev, &eth->reset_gpio);
+       if (dm_gpio_is_valid(&eth->reset_gpio))
+               dm_gpio_free(dev, &eth->reset_gpio);
        unmap_physmem(eth->iobase, MAP_NOCACHE);
 
        return 0;