diff options
Diffstat (limited to 'drivers/net/phy/mdio_device.c')
| -rw-r--r-- | drivers/net/phy/mdio_device.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/phy/mdio_device.c b/drivers/net/phy/mdio_device.c index 75d97dd9fb28..843c1dde93e4 100644 --- a/drivers/net/phy/mdio_device.c +++ b/drivers/net/phy/mdio_device.c @@ -24,6 +24,7 @@ #include <linux/slab.h> #include <linux/string.h> #include <linux/unistd.h> +#include <linux/delay.h> void mdio_device_free(struct mdio_device *mdiodev) { @@ -118,8 +119,16 @@ EXPORT_SYMBOL(mdio_device_remove); void mdio_device_reset(struct mdio_device *mdiodev, int value) { - if (mdiodev->reset) - gpiod_set_value(mdiodev->reset, value); + unsigned int d; + + if (!mdiodev->reset) + return; + + gpiod_set_value(mdiodev->reset, value); + + d = value ? mdiodev->reset_delay : mdiodev->reset_post_delay; + if (d) + usleep_range(d, d + max_t(unsigned int, d / 10, 100)); } EXPORT_SYMBOL(mdio_device_reset); |