[PATCH v4 0/4] tty: serial: fsl_lpuart: various fixes and LS1028A support

[Michael Walle]

These are various fixes for problems I found during development of the
LS1028A support for the LPUART.

Changes since v3:
 - Dropped patches which were already picked up.
 - Changed the subject of the former patch
     tty: serial: fsl_lpuart: handle EPROBE_DEFER for DMA
   Thanks Rob.
 - Added errno to error/info messages. Thanks Rob.
 - Splitted this series and removed the dt-bindings patches as well as
   the device tree patches. Thanks Leo.

Changes since v2:
Changed DMA channel request handling. Spotted by Rob Herring. Thanks.

Modified patches:
  tty: serial: fsl_lpuart: handle EPROBE_DEFER for DMA

Changes since v1:
DMA support fixes.

New patches:
  tty: serial: fsl_lpuart: fix DMA mapping
  arm64: dts: ls1028a: add "fsl,vf610-edma" compatible

Modified patches:
  arm64: dts: ls1028a: add missing LPUART nodes
   - add dma phandles

Michael Walle (4):
  tty: serial: fsl_lpuart: fix DMA operation when using IOMMU
  tty: serial: fsl_lpuart: fix DMA mapping
  tty: serial: fsl_lpuart: add LS1028A support
  tty: serial: fsl_lpuart: add LS1028A earlycon support

 drivers/tty/serial/fsl_lpuart.c | 210 ++++++++++++++++++++++----------
 1 file changed, 149 insertions(+), 61 deletions(-)

-- 
2.20.1