Kernel-4.18.0-80.el8_axp20x_adc

  • X-Powers AXP ADC bindings

Required properties:

  • compatible: should be one of:
    • “x-powers,axp209-adc”,
    • “x-powers,axp221-adc”,
    • “x-powers,axp813-adc”,
  • #io-channel-cells: should be 1,

Example:

&axp22x {
adc {
compatible = “x-powers,axp221-adc”;
#io-channel-cells = <1>;
};
};

ADC channels and their indexes per variant:

AXP209

0 | acin_v
1 | acin_i
2 | vbus_v
3 | vbus_i
4 | pmic_temp
5 | gpio0_v
6 | gpio1_v
7 | ipsout_v
8 | batt_v
9 | batt_chrg_i
10 | batt_dischrg_i

AXP22x

0 | pmic_temp
1 | batt_v
2 | batt_chrg_i
3 | batt_dischrg_i

AXP813

0 | pmic_temp
1 | gpio0_v
2 | batt_v
3 | batt_chrg_i
4 | batt_dischrg_i