This patch adds fractional scale clock support. Fractional scale clock is implemented for a single register field. Output rate = parent_rate * scale / denominator For example, for 1 / 8 fractional scale, denominator will be 8 and scale will be computed and programmed accordingly.
Hoan Tran (2): Documentation: dt: clock: Add fractional scale binding clk: Add fractional scale clock support .../bindings/clock/fractional-scale-clock.txt | 31 +++ drivers/clk/Makefile | 1 + drivers/clk/clk-fractional-scale.c | 253 +++++++++++++++++++++ include/linux/clk-provider.h | 41 ++++ 4 files changed, 326 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/fractional-scale-clock.txt create mode 100644 drivers/clk/clk-fractional-scale.c -- 1.9.1
