From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> Bananapi R4 Board contains a MT6682A pmic which is compatible to rt5190a. Add its node to the i2 controller. Signed-off-by: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> --- .../dts/mediatek/mt7988a-bananapi-bpi-r4.dts | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts index 13ca016d6a67..bc1ec73b8ddd 100644 --- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts +++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts @@ -2,6 +2,8 @@ /dts-v1/; +#include <dt-bindings/regulator/richtek,rt5190a-regulator.h> + #include "mt7988a.dtsi" / { @@ -65,6 +67,55 @@ &i2c0 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins>; status = "okay"; + + rt5190a_64: rt5190a@64 { + compatible = "richtek,rt5190a"; + reg = <0x64>; + vin2-supply = <&rt5190_buck1>; + vin3-supply = <&rt5190_buck1>; + vin4-supply = <&rt5190_buck1>; + + regulators { + rt5190_buck1: buck1 { + regulator-name = "rt5190a-buck1"; + regulator-min-microvolt = <5090000>; + regulator-max-microvolt = <5090000>; + regulator-allowed-modes = + <RT5190A_OPMODE_AUTO RT5190A_OPMODE_FPWM>; + regulator-boot-on; + regulator-always-on; + }; + buck2 { + regulator-name = "vcore"; + regulator-min-microvolt = <600000>; + regulator-max-microvolt = <1400000>; + regulator-boot-on; + regulator-always-on; + }; + rt5190_buck3: buck3 { + regulator-name = "vproc"; + regulator-min-microvolt = <600000>; + regulator-max-microvolt = <1400000>; + regulator-boot-on; + }; + buck4 { + regulator-name = "rt5190a-buck4"; + regulator-min-microvolt = <850000>; + regulator-max-microvolt = <850000>; + regulator-allowed-modes = + <RT5190A_OPMODE_AUTO RT5190A_OPMODE_FPWM>; + regulator-boot-on; + regulator-always-on; + }; + ldo { + regulator-name = "rt5190a-ldo"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-boot-on; + regulator-always-on; + }; + }; + }; }; &i2c2 { -- 2.43.0