On Fri, Apr 08, 2016 at 11:47:41AM +0200, Wadim Egorov wrote: > Add device tree bindings documentation for rockchip's RK818 pmic. > > Signed-off-by: Wadim Egorov <w.ego...@phytec.de> > --- > Documentation/devicetree/bindings/mfd/rk808.txt | 37 > +++++++++++++++++++++++-- > 1 file changed, 34 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt > b/Documentation/devicetree/bindings/mfd/rk808.txt > index 4ca6aab..8cceb07 100644 > --- a/Documentation/devicetree/bindings/mfd/rk808.txt > +++ b/Documentation/devicetree/bindings/mfd/rk808.txt > @@ -1,7 +1,11 @@ > -RK808 Power Management Integrated Circuit > +RK8xx Power Management Integrated Circuit > + > +The rk8xx family current members: > +rk808 > +rk818 > > Required properties: > -- compatible: "rockchip,rk808" > +- compatible: "rockchip,rk808", "rockchip,rk818"
Do one per line please. > - reg: I2C slave address > - interrupt-parent: The parent interrupt controller. > - interrupts: the interrupt outputs of the controller. > @@ -13,6 +17,8 @@ Optional properties: > default output clock name > - rockchip,system-power-controller: Telling whether or not this pmic is > controlling > the system power. > + > +Optional rk808 properties: > - vcc1-supply: The input supply for DCDC_REG1 > - vcc2-supply: The input supply for DCDC_REG2 > - vcc3-supply: The input supply for DCDC_REG3 > @@ -29,7 +35,20 @@ Optional properties: > the gpio controller. If DVS GPIOs aren't present, voltage changes will > happen > very quickly with no slow ramp time. > > -Regulators: All the regulators of RK808 to be instantiated shall be > +Optional rk818 properties: > +- vcc1-supply: The input supply for DCDC_REG1 > +- vcc2-supply: The input supply for DCDC_REG2 > +- vcc3-supply: The input supply for DCDC_REG3 > +- vcc4-supply: The input supply for DCDC_REG4 > +- boost-supply: The input supply for DCDC_BOOST > +- vcc6-supply: The input supply for LDO_REG1 and LDO_REG2 > +- vcc7-supply: The input supply for LDO_REG3, LDO_REG5 and LDO_REG7 > +- vcc8-supply: The input supply for LDO_REG4, LDO_REG6 and LDO_REG8 > +- vcc9-supply: The input supply for LDO_REG9 and SWITCH_REG > +- h_5v-supply: The input supply for HDMI_SWITCH > +- usb-supply: The input supply for OTG_SWITCH > + > +Regulators: All the regulators of RK8xx to be instantiated shall be > listed in a child node named 'regulators'. Each regulator is represented > by a child node of the 'regulators' node. > > @@ -48,6 +67,18 @@ number as described in RK808 datasheet. > - SWITCH_REGn > - valid values for n are 1 to 2 > > +Following regulators of the RK818 PMIC block are supported. Note that > +the 'n' in regulator name, as in DCDC_REGn or LDOn, represents the DCDC or > LDO > +number as described in RK818 datasheet. > + > + - DCDC_REGn > + - valid values for n are 1 to 4. > + - LDO_REGn > + - valid values for n are 1 to 9. > + - SWITCH_REG > + - HDMI_SWITCH > + - OTG_SWITCH > + > Standard regulator bindings are used inside regulator subnodes. Check > Documentation/devicetree/bindings/regulator/regulator.txt > for more details > -- > 1.9.1 >
