| Message ID | 1464850228-17244-3-git-send-email-w.egorov@phytec.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Thu, 02 Jun 2016, Wadim Egorov wrote: > Add device tree bindings documentation for Rockchip's RK818 PMIC. > > Signed-off-by: Wadim Egorov <w.egorov@phytec.de> > Acked-by: Rob Herring <robh@kernel.org> Acked-by: Lee Jones <lee.jones@linaro.org> > --- > 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..9636ae8 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" > - 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
diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt b/Documentation/devicetree/bindings/mfd/rk808.txt index 4ca6aab..9636ae8 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" - 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