[PATCH 2/3] powerpc/85xx: Fix booting for P1021MDS boards

Kumar Gala galak at kernel.crashing.org
Thu Aug 5 05:15:52 EST 2010


On Jun 8, 2010, at 2:55 PM, Anton Vorontsov wrote:

> P1021 processors have no dedicated ROM to store the QE microcode,
> so the fimrware is stored externally, and it is U-Boot responsibility
> to load it. It might be that the board is booting without QE, e.g.
> currently U-Boot doesn't support QE for P1021MDS boards, which means
> that QE isn't initialized, and so the board hangs early at boot.
> 
> This patch fixes the issue by marking QE as disabled and checking the
> state in the probing code. U-Boot should fixup the state if it
> initialized the QE.
> 
> Signed-off-by: Anton Vorontsov <avorontsov at mvista.com>
> ---
> arch/powerpc/boot/dts/p1021mds.dts        |    1 +
> arch/powerpc/platforms/85xx/mpc85xx_mds.c |   43 +++++++++++++++++++++++++----
> 2 files changed, 38 insertions(+), 6 deletions(-)

applied to next

- k


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