diff options
| author | Marek Vasut | 2018-06-18 04:02:15 +0200 |
|---|---|---|
| committer | Marek Vasut | 2018-06-19 06:15:55 +0200 |
| commit | 701db6e9c62ce1f61ec83a75b0367b4d46284e27 (patch) | |
| tree | 58d94e8c09349d2dbad88118335993aa5f83432b | |
| parent | 536fb5d47c350de0a67279c344470119a9f53886 (diff) | |
net: ravb: Support reset GPIO both in mac and phy node
The recent DTs have the PHY reset GPIO in the PHY node rather than
the ethernet MAC node, support extracting the PHY reset GPIO info
from both the PHY node and ethernet MAC node.
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Cc: Joe Hershberger <joe.hershberger@ni.com>
| -rw-r--r-- | drivers/net/ravb.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/ravb.c b/drivers/net/ravb.c index 0dd2792c600..749562db960 100644 --- a/drivers/net/ravb.c +++ b/drivers/net/ravb.c @@ -466,6 +466,7 @@ static int ravb_probe(struct udevice *dev) { struct eth_pdata *pdata = dev_get_platdata(dev); struct ravb_priv *eth = dev_get_priv(dev); + struct ofnode_phandle_args phandle_args; struct mii_dev *mdiodev; void __iomem *iobase; int ret; @@ -477,8 +478,16 @@ static int ravb_probe(struct udevice *dev) if (ret < 0) goto err_mdio_alloc; - gpio_request_by_name(dev, "reset-gpios", 0, ð->reset_gpio, - GPIOD_IS_OUT); + ret = dev_read_phandle_with_args(dev, "phy-handle", NULL, 0, 0, &phandle_args); + if (!ret) { + gpio_request_by_name_nodev(phandle_args.node, "reset-gpios", 0, + ð->reset_gpio, GPIOD_IS_OUT); + } + + if (!dm_gpio_is_valid(ð->reset_gpio)) { + gpio_request_by_name(dev, "reset-gpios", 0, ð->reset_gpio, + GPIOD_IS_OUT); + } mdiodev = mdio_alloc(); if (!mdiodev) { |