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Commit 7b75e49d authored by Baruch Siach's avatar Baruch Siach Committed by David S. Miller
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net: dsa: mv88e6xxx: wait after reset deactivation 



Add a 1ms delay after reset deactivation. Otherwise the chip returns
bogus ID value. This is observed with 88E6390 (Peridot) chip.

Signed-off-by: default avatarBaruch Siach <baruch@tkos.co.il>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3c91f25c

drivers/net/dsa/mv88e6xxx/chip.c

+2 −0
Original line number Diff line number Diff line
@@ -4711,6 +4711,8 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) 
		err = PTR_ERR(chip->reset);

		goto out;

	}

	if (chip->reset)

		usleep_range(1000, 2000);



	err = mv88e6xxx_detect(chip);

	if (err)