Messages in this thread | | | Date | Wed, 3 Jul 2013 17:16:41 +0530 | Subject | Re: [PATCH 3/4] mfd: s2mps11: Add device tree support | From | Sachin Kamat <> |
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On 24 June 2013 16:50, Yadwinder Singh Brar <yadi.brar@samsung.com> wrote: > This patch adds DT compatible string for s2mps11 and binding documentation. > > Signed-off-by: Yadwinder Singh Brar <yadi.brar@samsung.com> > --- > Documentation/devicetree/bindings/mfd/s2mps11.txt | 98 +++++++++++++++++++++ > drivers/mfd/sec-core.c | 3 + > 2 files changed, 101 insertions(+), 0 deletions(-) > create mode 100644 Documentation/devicetree/bindings/mfd/s2mps11.txt > > diff --git a/Documentation/devicetree/bindings/mfd/s2mps11.txt b/Documentation/devicetree/bindings/mfd/s2mps11.txt > new file mode 100644 > index 0000000..7984625 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/s2mps11.txt > @@ -0,0 +1,98 @@ > + > +* Samsung S2MPS11 Voltage and Current Regulator > + > +The Samsung S2MP211 is a multi-function device which includes volatage and
s/volatage/voltage
> +current regulators, rtc, charger controller and other sub-blocks. It is
s/rtc/RTC
> +interfaced to the host controller using a i2c interface. Each sub-block is > +addressed by the host system using different i2c slave address.
s/i2c/I2C -> also elsewhere
> + > +Required properties: > +- compatible: Should be "samsung,s2mps11-pmic". > +- reg: Specifies the i2c slave address of the pmic block. It should be 0x66. > + > +Optional properties: > +- interrupt-parent: Specifies the phandle of the interrupt controller to which > + the interrupts from s2mps11 are delivered to. > +- interrupts: Interrupt specifiers for interrupt sources. > + > +Optional nodes: > +- regulators: The regulators of s2mps11 that have to be instantiated should be > +included in a sub-node named 'regulators'. Regulator nodes included in this > +sub-node should be of the format as listed below. > + > + regulator_name { > + [standard regulator constraints....]; > + [regulator-ramp-disable]; > + }; > + > + regulator-ramp-delay for BUCKs = [6250/12500/25000(default)/50000] uV/us > + > + Optional property for BUCK[2/3/4/6] only: > + regulator-ramp-disable: boolean, disables ramp delay on hardware. > + > +NOTE: Some BUCKs shares the ramp rate setting i.e. same ramp value will be set
s/shares/share
-- With warm regards, Sachin
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