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GRETH: cleaned up parts of PHY init code

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This commit is contained in:
Daniel Hellstrom
2013-03-14 10:20:15 +01:00
parent 107c5aea26
commit 37ac3b86ea
1 changed files with 14 additions and 19 deletions
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33
c/src/lib/libbsp/sparc/shared/net/greth.c
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@@ -459,8 +459,8 @@ auto_neg_done:
sc->phydev.device = 0;
sc->phydev.rev = 0;
phystatus = read_mii(sc, phyaddr, 1);
/*Read out PHY info if extended registers are available */
/* Read out PHY info if extended registers are available */
if (phystatus & 1) {
tmp1 = read_mii(sc, phyaddr, 2);
tmp2 = read_mii(sc, phyaddr, 3);
@@ -470,23 +470,18 @@ auto_neg_done:
sc->phydev.device = (tmp2 >> 4) & 0x3F;
}
/* Force to 10 mbit half duplex if the 10/100 MAC is used with a 1000 PHY*/
/*check if marvell 88EE1111 PHY. Needs special reset handling */
if ((phystatus & 1) && (sc->phydev.vendor == 0x005043) && (sc->phydev.device == 0x0C)) {
if (((sc->gb) && !(sc->gbit_mac)) || !((phyctrl >> 12) & 1)) {
write_mii(sc, phyaddr, 0, sc->sp << 13);
write_mii(sc, phyaddr, 0, 0x8000);
sc->gb = 0;
sc->sp = 0;
sc->fd = 0;
}
} else {
if (((sc->gb) && !(sc->gbit_mac)) || !((phyctrl >> 12) & 1)) {
write_mii(sc, phyaddr, 0, sc->sp << 13);
sc->gb = 0;
sc->sp = 0;
sc->fd = 0;
}
/* Force to 10 mbit half duplex if the 10/100 MAC is used with a 1000 PHY */
if (((sc->gb) && !(sc->gbit_mac)) || !((phyctrl >> 12) & 1)) {
write_mii(sc, phyaddr, 0, sc->sp << 13);
/* check if marvell 88EE1111 PHY. Needs special reset handling */
if ((phystatus & 1) && (sc->phydev.vendor == 0x005043) &&
(sc->phydev.device == 0x0C))
write_mii(sc, phyaddr, 0, 0x8000);
sc->gb = 0;
sc->sp = 0;
sc->fd = 0;
}
while ((read_mii(sc, phyaddr, 0)) & 0x8000) {}