新手请教!
请问一下,A133 linux5.4 android11,
regulator0: regulators@0 {
reg_dcdc1: dcdc1 {
regulator-name = "axp2202-dcdc1";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <1540000>;
regulator-ramp-delay = <250>;
regulator-enable-ramp-delay = <1000>;
regulator-boot-on;
regulator-always-on;
};
reg_dcdc2: dcdc2 {
regulator-name = "axp2202-dcdc2";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3400000>;
regulator-ramp-delay = <250>;
regulator-enable-ramp-delay = <1000>;
regulator-boot-on;
regulator-always-on;
};
reg_cldo1: cldo1 {
regulator-name = "axp2202-cldo1";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3500000>;
regulator-enable-ramp-delay = <1000>;
regulator-boot-on;
};
reg_cldo2: cldo2 {
regulator-name = "axp2202-cldo2";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3500000>;
regulator-enable-ramp-delay = <1000>;
};
reg_cldo3: cldo3 {
regulator-name = "axp2202-cldo3";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3500000>;
regulator-ramp-delay = <2500>;
regulator-enable-ramp-delay = <1000>;
regulator-boot-on;
};
reg_cldo4: cldo4 {
regulator-name = "axp2202-cldo4";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <3500000>;
regulator-enable-ramp-delay = <1000>;
};
reg_cpusldo: cpusldo {
/* cpus */
regulator-name = "axp2202-cpusldo";
regulator-min-microvolt = <500000>;
regulator-max-microvolt = <1400000>;
regulator-boot-on;
regulator-always-on;
};
reg_drivevbus: drivevbus {
regulator-name = "axp2202-drivevbus";
regulator-enable-ramp-delay = <1000>;
};
};
cldo4-supply = <®_cldo4>
我用做vcc-lcd,我想输出3.3V,但是只能输出1.8V,请问如何控制其输出3.3V?