- arch/arm/boot/dts/qcom/mdm9607-regulator.dtsi
change the regulator l13 init-voltage from 2.85 to 1.8v
regulator-name = “mdm9607_l13”;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2850000>;
-
qcom,init-voltage = <2850000>;
-
qcom,init-voltage = <1800000>; status = "okay"; }; };
- in /arch/arm/boot/dts/qcom/mdm9607-wp76xx.dtsi
Change the voltage levels.
&sdhc_2 {
vdd-supply = <&sdcard_ext_vreg>;
-
qcom,vdd-voltage-level = <2850000 2850000>;
-
qcom,vdd-voltage-level = <1800000 1800000>; qcom,vdd-current-level = <15000 400000>; vdd-io-supply = <&mdm9607_l13>;
-
qcom,vdd-io-voltage-level = <1800000 2850000>;
-
qcom,vdd-io-voltage-level = <1800000 1800000>; qcom,vdd-io-current-level = <200 50000>; #address-cells = <0>;