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mpc8249eamds support for Gigabit Ethernet works again

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initialize PHY registers late enough, so that phy access is possible
This commit is contained in:
Thomas Doerfler
2008-07-18 11:24:39 +00:00
parent e5aa0d1b66
commit 59be902499
4 changed files with 27 additions and 11 deletions
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5
c/src/lib/libcpu/powerpc/ChangeLog
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@@ -1,3 +1,8 @@
2008-07-18 Thomas Doerfler <thomas.doerfler@embedded-brains.de>
* mpc83xx/network/tsec.c:
initialize PHY registers late enough, so that phy access is possible
2008-07-17 Thomas Doerfler <thomas.doerfler@embedded-brains.de>
* rtems/powerpc/powerpc.h:

19
c/src/lib/libcpu/powerpc/mpc83xx/network/tsec.c
View File

@@ -1503,6 +1503,16 @@ static void mpc83xx_tsec_init
sc->reg_ptr->rctrl &= ~M83xx_TSEC_RCTRL_PROM;
}
#if defined(HSC_CM01)
/*
* for HSC CM01: we need to configure the PHY to use maximum skew adjust
*/
mpc83xx_tsec_mdio_write(-1,sc,31,1);
mpc83xx_tsec_mdio_write(-1,sc,28,0xf000);
mpc83xx_tsec_mdio_write(-1,sc,31,0);
#endif
/*
* init timer so the "watchdog function gets called periodically
*/
@@ -1954,15 +1964,6 @@ static int mpc83xx_tsec_driver_attach
ifp->if_snd.ifq_maxlen = ifqmaxlen;
}
#if defined(HSC_CM01)
/*
* for HSC CM01: we need to configure the PHY to use maximum skew adjust
*/
mpc83xx_tsec_mdio_write(-1,sc,31,1);
mpc83xx_tsec_mdio_write(-1,sc,28,0xf000);
mpc83xx_tsec_mdio_write(-1,sc,31,0);
#endif
/*
* Attach the interface
*/