[PATCH V4 0/4] Add generic DMA DT binding support

[Padmavathi Venna]

Changes since V3:
        - Make dma-cells property optional as suggested by Rob Herring
        - Add dma-requests and dma-channels properties to DMA controller
          as suggested by Arnd for future-proof
        - Add Acked-by for some of the patches

Changes since V2:
        - Add new filter function for DT case as suggested by Arnd
        - Add xlate as static function
        - Use newly added filter function in xlate.
        - Add Acked-by for some of the patches

Changes since V1:
        - Address the review comments by Arnd Bergmann as below
        - Wording of the properties.
        - Pass pdmac as third parameter to of_dma_controller_register
        - Filter the dma channel based on channel number and dma_device

This patch set adds support for generic dma device tree bindings for
Samsung platforms and is dependent on the following patches from
Vinod Koul next branch
1)of: Add generic device tree DMA helpers
2)dmaengine: add helper function to request a slave DMA channel

This patch set is made based on Vinod Koul next branch

Padmavathi Venna (4):
  DMA: PL330: Add new pl330 filter for DT case.
  DMA: PL330: Add xlate function
  DMA: PL330: Register the DMA controller with the generic DMA helpers
  ARM: dts: pl330: Add #dma-cells for generic dma binding support

 .../devicetree/bindings/dma/arm-pl330.txt          |   21 +++++--
 arch/arm/boot/dts/exynos5250.dtsi                  |   12 ++++
 drivers/dma/pl330.c                                |   64 +++++++++++++++----
 3 files changed, 78 insertions(+), 19 deletions(-)

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1.7.4.4