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net: macb: Fixed reading MII_LPA register 

If macb is gem and is gigabit capable, lpa value is not read from
the right register(MII_LPA) and is read from MII_STAT1000. This patch
fixes reading of the lpa value.

Signed-off-by: Radu Pirea <radu_nicolae.pirea@upb.ro>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Radu Pirea 2019-06-07 14:18:35 +03:00 committed by Joe Hershberger
parent c558c50dbb
commit 1b0c9914cc
1 changed files with 1 additions and 1 deletions
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2
drivers/net/macb.c
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@ -613,7 +613,7 @@ static int macb_phy_init(struct macb_device *macb, const char *name)
/* First check for GMAC and that it is GiB capable */ /* First check for GMAC and that it is GiB capable */
if (gem_is_gigabit_capable(macb)) { if (gem_is_gigabit_capable(macb)) {
lpa = macb_mdio_read(macb, MII_STAT1000); lpa = macb_mdio_read(macb, MII_LPA);
if (lpa & (LPA_1000FULL | LPA_1000HALF)) { if (lpa & (LPA_1000FULL | LPA_1000HALF)) {
duplex = ((lpa & LPA_1000FULL) ? 1 : 0); duplex = ((lpa & LPA_1000FULL) ? 1 : 0);