Quoting Satya Priya (2021-09-17 03:45:38) > diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi > index 52638e2..3b3af49 100644 > --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi > +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi > @@ -207,6 +207,97 @@ > }; > }; > > +&i2c1 { > + #address-cells = <1>; > + #size-cells = <0>; > + status = "okay"; > + > + pm8008_chip: pm8008@8 { > + compatible = "qcom,pm8008"; > + reg = <0x8>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + pinctrl-names = "default"; > + pinctrl-0 = <&pm8008_active>; > + }; > + > + pm8008_ldo: pm8008@9 { [...] > + > + pm8008_l7: regulator@4600 { > + reg = <0x4600>; > + regulator-name = "pm8008_l7"; > + regulator-min-microvolt = <3000000>; > + regulator-max-microvolt = <3544000>; > + qcom,min-dropout-voltage = <96000>; Is this headroom? Is it actually configurable or is it merely a property of the hardware? If it's the latter then it should be in the driver and not in the DTS. > + }; > + }; > + }; > +}; > + > &qfprom { > vcc-supply = <&vreg_l1c_1p8>; > }; > @@ -313,6 +404,18 @@ > > /* PINCTRL - additions to nodes defined in sc7280.dtsi */ > > +&pm8350c_gpios { > + pm8008_reset { Is this a pinctrl node? > + pm8008_active: pm8008_active { Please use dashes in node names wherever an underscore goes. > + pins = "gpio4"; > + function = "normal"; > + bias-disable; > + output-high; > + power-source = <0>; > + }; > + }; > +};