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    SubjectRe: [PATCH 8/8] spi_mpc8xxx: Add support for QE DMA mode and CPM1/CPM2 chips
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    On Oct 12, 2009, at 11:49 AM, Anton Vorontsov wrote:

    > This patch adds QE buffer descriptors mode support for the
    > spi_mpc8xxx driver, and as a side effect we now support CPM1
    > and CPM2 SPI controllers.
    >
    > That means that today we support almost all MPC SPI controllers:
    >
    > - MPC834x-style controllers (support PIO mode only);
    > - CPM1 and CPM2 controllers (support DMA mode only);
    > - QE SPI controllers in CPU mode (PIO mode with shift quirks);
    > - QE SPI controllers in buffer descriptors (DMA) mode;
    >
    > The only controller we don't currently support is a newer eSPI
    > (with a dedicated chip selects and a bit different registers map).
    >
    > Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
    > Acked-by: David Brownell <dbrownell@users.sourceforge.net>
    > ---
    > drivers/spi/Kconfig | 3 -
    > drivers/spi/spi_mpc8xxx.c | 540 ++++++++++++++++++++++++++++++++++++
    > +++++----
    > 2 files changed, 500 insertions(+), 43 deletions(-)

    applied to next

    - k


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