Add intial support to DW MMC host on ZTE SoC. It include platform
specific wrapper driver and workarounds for fifo quirk.

Changes vs version 8:
  - Fix bug of uninitialized variable len in zx mmc driver.

Changes vs version 7:
  - Re-order patches sequence so that new dts property is introduced before usage.
  - Remove unecessary property in zx mmc dts.

Changes vs version 6:
  - Resolve confilict when rebase to latest dw-mmc.git for-ulf branch.
  - Add Shawn Lin's review tag.

Changes vs version 5:
  - Add clock delay lock status check to save CPU cycle in timing tuning CMD.

Changes vs version 4:
  - Fix missing empty dts compatible element in the end of compatible array.

Changes vs version 3:
  - Fix brace error in document.

Changes vs version 2:
  - Change dt property fifo-addr to data-addr and fifo-watermark-quirk to
    fifo-watermark-aligned.
  - Polish ZX MMC driver on minor coding style issues.

Changes vs version 1:
  - Change fifo-addr-override to fifo-addr and remove its workaround tag in comments.
  - Remove ZX DW MMC driver reset cap in driver, which can be added in dt nodes.

Jun Nie (5):
  Documentation: synopsys-dw-mshc: add binding for fifo quirks
  mmc: dw: Add fifo address property
  mmc: dw: Add fifo watermark alignment property
  mmc: dt-bindings: add ZTE ZX296718 MMC bindings
  mmc: zx: Initial support for ZX mmc controller

 .../devicetree/bindings/mmc/synopsys-dw-mshc.txt   |  13 ++
 .../devicetree/bindings/mmc/zx-dw-mshc.txt         |  33 +++
 drivers/mmc/host/Kconfig                           |   9 +
 drivers/mmc/host/Makefile                          |   1 +
 drivers/mmc/host/dw_mmc-zx.c                       | 242 +++++++++++++++++++++
 drivers/mmc/host/dw_mmc-zx.h                       |  31 +++
 drivers/mmc/host/dw_mmc.c                          |  17 +-
 include/linux/mmc/dw_mmc.h                         |   5 +
 8 files changed, 348 insertions(+), 3 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/mmc/zx-dw-mshc.txt
 create mode 100644 drivers/mmc/host/dw_mmc-zx.c
 create mode 100644 drivers/mmc/host/dw_mmc-zx.h

-- 
1.9.1