The Synopsys I2C Controller has a bus clock that some SoCs require to access
the registers. This series also details the new clock property in the bindings
documentation.

v2:
 - Use new devm_clk_get_optional() function as it simplifies handling when
   the optional clock is not present.

Phil Edworthy (2):
  dt: snps,designware-i2c: Add clock bindings documentation
  i2c: designware: Add support for a bus clock

 Documentation/devicetree/bindings/i2c/i2c-designware.txt |  9 +++++++++
 drivers/i2c/busses/i2c-designware-common.c               | 12 +++++++++++-
 drivers/i2c/busses/i2c-designware-core.h                 |  1 +
 drivers/i2c/busses/i2c-designware-platdrv.c              |  5 +++++
 4 files changed, 26 insertions(+), 1 deletion(-)

-- 
2.7.4

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