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net: ravb: Fix reset GPIO handling

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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>
This commit is contained in:
Marek Vasut 2017-11-09 22:49:19 +01:00
parent 9e75ea46d5
commit 90997cda76
1 changed files with 4 additions and 3 deletions
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7
drivers/net/ravb.c
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@ -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;