net: phy: dp83867: add soft reset delay

Similar to dp83640 delay after soft reset
is needed to set up registers correctly.

Signed-off-by: Max Uvarov <muvarov@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c
index da6a67d..56fa360 100644 (file)
--- a/drivers/net/phy/dp83867.c
+++ b/drivers/net/phy/dp83867.c
@@ -19,6 +19,7 @@
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/phy.h>
+#include <linux/delay.h>
 
 #include <dt-bindings/net/ti-dp83867.h>
 
@@ -325,6 +326,8 @@ static int dp83867_phy_reset(struct phy_device *phydev)
        if (err < 0)
                return err;
 
+       usleep_range(10, 20);
+
        return dp83867_config_init(phydev);
 }