[PATCH v3 0/3] dmaengine: mpc512x: add device tree binding document and DMA channel lookup

This patch series introduces a device tree binding document for
the MPC512x DMA controller and adds device tree based DMA channel lookup
for it.

This version contains the improved device tree binding document:
#dma-cells is made a required property, as it must be according
dma/dma.txt document.

Alexander Popov (3):
  dmaengine: mpc512x: add device tree binding document
  dmaengine: of: add common xlate function for matching by channel id
  dmaengine: mpc512x: register for device tree channel lookup

 .../devicetree/bindings/dma/mpc512x-dma.txt        | 29 ++++++++++++++++++
 arch/powerpc/boot/dts/mpc5121.dtsi                 |  1 +
 drivers/dma/mpc512x_dma.c                          | 13 +++++++-
 drivers/dma/of-dma.c                               | 35 ++++++++++++++++++++++
 include/linux/of_dma.h                             |  4 +++
 5 files changed, 81 insertions(+), 1 deletion(-)
 create mode 100644 Documentation/devicetree/bindings/dma/mpc512x-dma.txt

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1.8.4.2