[v2,0/3] dma: imx-sdma: add the sdma engine to the imx8mq

Message

Angus Ainslie Jan. 20, 2019, 2:31 a.m. UTC

Add sdma support for the imx8mq

Changes since V1

Fixed to build against v5.0-rc2

Angus Ainslie (Purism) (3):
  dma: imx-sdma: fix NULL pointer de-reference
  dma: imx-sdma: add clock ratio 1:1 check
  imx8mq.dtsi: add the sdma nodes

 .../devicetree/bindings/dma/fsl-imx-sdma.txt  |  1 +
 arch/arm64/boot/dts/freescale/imx8mq.dtsi     | 31 ++++++++++++++++
 drivers/dma/imx-sdma.c                        | 37 +++++++++++++------
 3 files changed, 57 insertions(+), 12 deletions(-)

Comments

Angus Ainslie Jan. 23, 2019, 3:23 p.m. UTC | #1

Add sdma support for the imx8mq

Changes since V2

Dropped device tree bindings and added clock ratio check.
Fixed bug where incorrect sdma device was selected.
Added new compatible string for "fsl,imx8mq-sdma"

Changes since V1

Fixed to build against v5.0-rc2

Angus Ainslie (Purism) (5):
  dma: imx-sdma: add clock ratio 1:1 check
  dma: imx-sdma: add imx8mq sdma compatible parts
  dt-bindings: dma: fsl-imx-sdma: add imx8mq compatible string
  dma: imx-sdma: add an index for imx8mq multi sdma devices
  imx8mq.dtsi: add the sdma nodes

 .../devicetree/bindings/dma/fsl-imx-sdma.txt  |  1 +
 arch/arm64/boot/dts/freescale/imx8mq.dtsi     | 31 +++++++++++++
 drivers/dma/imx-sdma.c                        | 45 +++++++++++++++++--
 include/linux/platform_data/dma-imx.h         |  1 +
 4 files changed, 74 insertions(+), 4 deletions(-)

Angus Ainslie Jan. 28, 2019, 6:08 a.m. UTC | #2

Add sdma support for the imx8mq

Changes since V4

Builds against 5.0-rc4.
Dropped device tree additions, will send a separate patch.
Fixed sdma1 alignement.
Dropped phandles in favour of of_nodes.
Refactored SDMA_H_CONFIG register fix.

Changes since V3

Builds against 5.0-rc3.
Dropped sdma device index matching in favour of phandles.
Corrected subsytem name to dmaengine
Devicetree fixes.
Fixed SDMA_H_CONFIG register bug.

Changes since V2

Dropped device tree bindings and added clock ratio check.
Fixed bug where incorrect sdma device was selected.
Added new compatible string for "fsl,imx8mq-sdma"

Changes since V1

Fixed to build against v5.0-rc2

Angus Ainslie (Purism) (5):
  dmaengine: imx-sdma: add clock ratio 1:1 check
  dmaengine: imx-sdma: add imx8mq sdma compatible parts
  dt-bindings: dma: fsl-imx-sdma: add fsl,imx8mq to the accepted
    compatible node
  dmaengine: imx-sdma: add a test for imx8mq multi sdma devices
  dmaengine: imx-sdma: fix consistent dma test failures

 .../devicetree/bindings/dma/fsl-imx-sdma.txt  |  1 +
 drivers/dma/imx-sdma.c                        | 29 ++++++++++++++++---
 include/linux/platform_data/dma-imx.h         |  1 +
 3 files changed, 27 insertions(+), 4 deletions(-)