These PMICs all contain a GPIO controller. Now that the binding is documented, wire up the controller in the device tree. Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx> --- arch/arm/boot/dts/axp22x.dtsi | 18 ++++++++++++++++++ arch/arm/boot/dts/axp809.dtsi | 19 +++++++++++++++++++ 2 files changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/axp22x.dtsi b/arch/arm/boot/dts/axp22x.dtsi index a020c12b2884..5c233c84be92 100644 --- a/arch/arm/boot/dts/axp22x.dtsi +++ b/arch/arm/boot/dts/axp22x.dtsi @@ -67,6 +67,24 @@ battery_power_supply: battery-power { status = "disabled"; }; + axp_gpio: gpio { + compatible = "x-powers,axp221-gpio"; + gpio-controller; + #gpio-cells = <2>; + + /omit-if-no-ref/ + gpio0_ldo: gpio0-ldo-pin { + pins = "GPIO0"; + function = "ldo"; + }; + + /omit-if-no-ref/ + gpio1_ldo: gpio1-ldo-pin { + pins = "GPIO1"; + function = "ldo"; + }; + }; + regulators { /* Default work frequency for buck regulators */ x-powers,dcdc-freq = <3000>; diff --git a/arch/arm/boot/dts/axp809.dtsi b/arch/arm/boot/dts/axp809.dtsi index ab8e5f2d9246..da92b105f3b0 100644 --- a/arch/arm/boot/dts/axp809.dtsi +++ b/arch/arm/boot/dts/axp809.dtsi @@ -50,4 +50,23 @@ &axp809 { compatible = "x-powers,axp809"; interrupt-controller; #interrupt-cells = <1>; + + axp_gpio: gpio { + compatible = "x-powers,axp809-gpio", + "x-powers,axp221-gpio"; + gpio-controller; + #gpio-cells = <2>; + + /omit-if-no-ref/ + gpio0_ldo: gpio0-ldo-pin { + pins = "GPIO0"; + function = "ldo"; + }; + + /omit-if-no-ref/ + gpio1_ldo: gpio1-ldo-pin { + pins = "GPIO1"; + function = "ldo"; + }; + }; }; -- 2.35.1