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dsa:mv88e6xxx: allow address 0x1 in smi_init 

Some devices, such as the mv88e6097 do have ADDR[0] external and so it
is possible to configure the device to use SMI address 0x1. Remove the
restriction, as there are boards using this address.

Signed-off-by: Volodymyr Bendiuga <volodymyr.bendiuga@westermo.se>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Volodymyr Bendiuga 2017-01-03 10:49:09 +01:00 committed by David S. Miller
parent 28fa4f308e
commit 07b76ba9f8
1 changed files with 0 additions and 4 deletions
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4
drivers/net/dsa/mv88e6xxx/chip.c
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@ -4240,10 +4240,6 @@ static void mv88e6xxx_phy_destroy(struct mv88e6xxx_chip *chip)
static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip,
struct mii_bus *bus, int sw_addr)
{
/* ADDR[0] pin is unavailable externally and considered zero */
if (sw_addr & 0x1)
return -EINVAL;
if (sw_addr == 0)
chip->smi_ops = &mv88e6xxx_smi_single_chip_ops;
else if (mv88e6xxx_has(chip, MV88E6XXX_FLAGS_MULTI_CHIP))