Messages in this thread | | | Subject | Re: [PATCH 8/8] spi_mpc8xxx: Add support for QE DMA mode and CPM1/CPM2 chips | From | Kumar Gala <> | Date | Thu, 5 Nov 2009 07:47:56 -0600 |
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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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