[PATCH v4 0/2] clk: Add functions to get optional clocks

[Phil Edworthy]

Quite a few drivers get an optional clock, e.g. a bus clock required to 
access peripheral's registers that is always enabled on some devices.

Phil Edworthy (2):
  clk: Add of_clk_get_by_name_optional() function
  clk: Add functions to get optional clocks

 drivers/clk/clk-devres.c | 18 +++++++++++++--
 drivers/clk/clkdev.c     | 58 +++++++++++++++++++++++++++++++++++++++++++-----
 include/linux/clk.h      | 35 +++++++++++++++++++++++++++++
 3 files changed, 104 insertions(+), 7 deletions(-)

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2.7.4