Bringup of TI Talon [wl18xx] wifi IOT module on WP7607 Custom Board

IoT Cards
23
  1. 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";
          };
  };
  1. 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>;