diff options
| author | David S. Miller <davem@davemloft.net> | 2015-07-23 00:41:16 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-07-23 00:41:16 -0700 |
| commit | c5e40ee287db61a79af1746954ee03ebbf1ff8a3 (patch) | |
| tree | 007da00e75e9b84766ac4868421705300e1e2e14 /drivers/net/dsa/bcm_sf2.c | |
| parent | 052831879945be0d9fad2216b127147c565ec1b1 (diff) | |
| parent | c5dfd654d0ec0a28fe81e7bd4d4fd984a9855e09 (diff) | |
| download | linux-c5e40ee287db61a79af1746954ee03ebbf1ff8a3.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
net/bridge/br_mdb.c
br_mdb.c conflict was a function call being removed to fix a bug in
'net' but whose signature was changed in 'net-next'.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/bcm_sf2.c')
| -rw-r--r-- | drivers/net/dsa/bcm_sf2.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 3297604f8216..289e20443d83 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -696,9 +696,20 @@ static int bcm_sf2_sw_setup(struct dsa_switch *ds) } /* Include the pseudo-PHY address and the broadcast PHY address to - * divert reads towards our workaround + * divert reads towards our workaround. This is only required for + * 7445D0, since 7445E0 disconnects the internal switch pseudo-PHY such + * that we can use the regular SWITCH_MDIO master controller instead. + * + * By default, DSA initializes ds->phys_mii_mask to ds->phys_port_mask + * to have a 1:1 mapping between Port address and PHY address in order + * to utilize the slave_mii_bus instance to read from Port PHYs. This is + * not what we want here, so we initialize phys_mii_mask 0 to always + * utilize the "master" MDIO bus backed by the "mdio-unimac" driver. */ - ds->phys_mii_mask |= ((1 << BRCM_PSEUDO_PHY_ADDR) | (1 << 0)); + if (of_machine_is_compatible("brcm,bcm7445d0")) + ds->phys_mii_mask |= ((1 << BRCM_PSEUDO_PHY_ADDR) | (1 << 0)); + else + ds->phys_mii_mask = 0; rev = reg_readl(priv, REG_SWITCH_REVISION); priv->hw_params.top_rev = (rev >> SWITCH_TOP_REV_SHIFT) & |