On Dec 7, 2011, at 1:50 PM, Andy Fleming wrote: > Systems which use the fsl_pq_mdio driver need to specify an > address for TBI PHY transactions such that the address does > not conflict with any PHYs on the bus (all transactions to > that address are directed to the onboard TBI PHY). The driver > used to scan for a free address if no address was specified, > however this ran into issues when the PHY Lib was fixed so > that all MDIO transactions were protected by a mutex. As it > is, the code was meant to serve as a transitional tool until > the device trees were all updated to specify the TBI address. > > The best fix for the mutex issue was to remove the scanning code, > but it turns out some of the newer SoCs have started to omit > the tbi-phy node when SGMII is not being used. As such, these > devices will now fail unless we add a tbi-phy node to the first > mdio controller. > > Signed-off-by: Andy Fleming <aflem...@freescale.com> > --- > > This requires fsl_pq_mdio: Clean up tbi address configuration from > the net tree in order to achieve its full effect. > > This needs to go into 3.2. > > arch/powerpc/boot/dts/p1010rdb.dts | 5 +++++ > arch/powerpc/boot/dts/p1020rdb.dts | 5 +++++ > arch/powerpc/boot/dts/p1020rdb_camp_core0.dts | 5 +++++ > arch/powerpc/boot/dts/p1021mds.dts | 4 ++++ > arch/powerpc/boot/dts/p1022ds.dts | 4 ++++ > arch/powerpc/boot/dts/p2020rdb.dts | 8 ++++++-- > arch/powerpc/boot/dts/p2020rdb_camp_core0.dts | 4 ++++ > 7 files changed, 33 insertions(+), 2 deletions(-)
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