On Thu, Jun 11, 2015 at 7:37 PM, Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote: > Add support for over current protection (OCP), pin control > selection, soft start and soft start strength, auto-mode, input > current limiting, and pull down. > > Cc: <devicetree@xxxxxxxxxxxxxxx> > Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx> > --- > > Changes from v1: > * New patch split from original SPMI regulator driver > > .../bindings/regulator/qcom,spmi-regulator.txt | 62 +++++ > drivers/regulator/qcom_spmi-regulator.c | 298 ++++++++++++++++++++- > 2 files changed, 358 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt b/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt > index 75b4604bad07..ab01a152e930 100644 > --- a/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt > +++ b/Documentation/devicetree/bindings/regulator/qcom,spmi-regulator.txt > @@ -99,6 +99,68 @@ see regulator.txt - with additional custom properties described below: > soft start are active all the time. 0 = Set initial mode to > low power mode (LPM). > > +- qcom,auto-mode-enable: Auto regulator modes are fairly common. Can't we have a common property here? > + Usage: optional > + Value type: <u32> This can be bool. Unless we want to have a mode property with "auto" being one possible value. > + Description: 1 = Enable automatic hardware selection of regulator > + mode (HPM vs LPM); not available on boost type > + regulators. 0 = Disable auto mode selection. > + > +- qcom,ocp-enable: > + Usage: optional > + Value type: <u32> > + Description: 1 = Allow over current protection (OCP) to be enabled for > + voltage switch type regulators so that they latch off > + automatically when over current is detected. OCP is > + enabled when in HPM or auto mode. 0 = Disable OCP. This seems common too. > + > +- qcom,ocp-max-retries: > + Usage: optional > + Value type: <u32> > + Description: Maximum number of times to try toggling a voltage switch > + off and back on as a result of consecutive over current > + events. > + > +- qcom,ocp-retry-delay: > + Usage: optional > + Value type: <u32> > + Description: Time to delay in milliseconds between each voltage switch > + toggle after an over current event takes place. These 2 are perhaps less common. I hope I don't have a device that does this. :) Rob -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
