diff options
| author | Tim Harvey <tharvey@gateworks.com> | 2022-02-28 14:53:21 -0800 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2022-03-01 00:21:11 +0100 |
| commit | a41b88ec02ea1dbf4e5e6e895625a5fee96097c5 (patch) | |
| tree | df00fa86fd63286923b1b1ab1b05cd1408ef3d7d | |
| parent | f9a719e2954473f9be1f8c14a28288f943a00dd2 (diff) | |
| download | u-boot-a41b88ec02ea1dbf4e5e6e895625a5fee96097c5.tar.gz | |
phy: nop-phy: Fix phy reset if no reset-gpio defined
Ensure there is a valid reset-gpio defined before using it.
Fixes: f9852acdce02 ("phy: nop-phy: Fix enabling reset")
Cc: Adam Ford <aford173@gmail.com>
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
| -rw-r--r-- | drivers/phy/nop-phy.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/phy/nop-phy.c b/drivers/phy/nop-phy.c index e2ee6e92068..d0904f4f075 100644 --- a/drivers/phy/nop-phy.c +++ b/drivers/phy/nop-phy.c @@ -45,11 +45,13 @@ static int nop_phy_init(struct phy *phy) #if CONFIG_IS_ENABLED(DM_GPIO) /* Take phy out of reset */ - ret = dm_gpio_set_value(&priv->reset_gpio, false); - if (ret) { - if (CONFIG_IS_ENABLED(CLK)) - clk_disable_bulk(&priv->bulk); - return ret; + if (dm_gpio_is_valid(&priv->reset_gpio)) { + ret = dm_gpio_set_value(&priv->reset_gpio, false); + if (ret) { + if (CONFIG_IS_ENABLED(CLK)) + clk_disable_bulk(&priv->bulk); + return ret; + } } #endif return 0; |