diff options
| author |   Geert Uytterhoeven <geert+renesas@glider.be> | 2020-01-13 14:05:29 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-01-14 11:03:10 -0800 |
| commit | 621400366bdba122b37bfa5f5a64ebfd07919a4a (patch) | |
| tree | 3e8cedb8d981ad024c5002aa59c1ea170b1943a3 /drivers/net/phy | |
| parent | net: phy: Added IRQ print to phylink_bringup_phy() (diff) | |
| download | linux-dev-621400366bdba122b37bfa5f5a64ebfd07919a4a.tar.xz linux-dev-621400366bdba122b37bfa5f5a64ebfd07919a4a.zip | |
mdio_bus: Simplify reset handling and extend to non-DT systems
Convert mdiobus_register_reset() from open-coded DT-only optional reset
handling to reset_control_get_optional_exclusive(). This not only
simplifies the code, but also adds support for lookup-based resets on
non-DT systems.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy')
| -rw-r--r-- | drivers/net/phy/mdio_bus.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 229e480179ff..8d753bb07227 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -59,17 +59,11 @@ static int mdiobus_register_gpiod(struct mdio_device *mdiodev) static int mdiobus_register_reset(struct mdio_device *mdiodev) { - struct reset_control *reset = NULL; - - if (mdiodev->dev.of_node) - reset = of_reset_control_get_exclusive(mdiodev->dev.of_node, - "phy"); - if (IS_ERR(reset)) { - if (PTR_ERR(reset) == -ENOENT || PTR_ERR(reset) == -ENOTSUPP) - reset = NULL; - else - return PTR_ERR(reset); - } + struct reset_control *reset; + + reset = reset_control_get_optional_exclusive(&mdiodev->dev, "phy"); + if (IS_ERR(reset)) + return PTR_ERR(reset); mdiodev->reset_ctrl = reset; |