On Fri, Mar 31, 2017 at 01:50:35PM -0700, Matthias Kaehlcke wrote: > The output voltage of a voltage controlled regulator can be controlled > through the voltage of another regulator. The current version of this > driver assumes that the output voltage is a linear function of the control > voltage. > > Signed-off-by: Matthias Kaehlcke <[email protected]> > --- > Changes in v3: > - Pre-calculate limits for OVP-safe downward transitions with a discrete > control regulator > - Use regulator_get_linear_step() and regulator_count_voltages() to > determine if the control regulator is continuous or discrete > - Changed some log messages to start with lowercase character for > consistency > - Misc formatting fixes > > Changes in v2: > - Don't configure control regulator as supply > - Added enable/disable ops to turn control regulator on/off > - Use regulator_has_continuous_voltage_range() to determine if control > regulator is continuous or discrete > - Use regulator-min/max-microvolt as output voltage range > - Updated and fixed example in DT bindings > - Updated commit message > > .../devicetree/bindings/regulator/vctrl.txt | 50 ++
Acked-by: Rob Herring <[email protected]> > drivers/regulator/Kconfig | 7 + > drivers/regulator/Makefile | 1 + > drivers/regulator/vctrl-regulator.c | 553 > +++++++++++++++++++++ > 4 files changed, 611 insertions(+) > create mode 100644 Documentation/devicetree/bindings/regulator/vctrl.txt > create mode 100644 drivers/regulator/vctrl-regulator.c
