This pin is externally pulled up, so we need to disable the SoC's internal pull-down. Signed-off-by: Simon Shields <simon@xxxxxxxxxxxxx> --- arch/arm/boot/dts/exynos4412-midas.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/exynos4412-midas.dtsi b/arch/arm/boot/dts/exynos4412-midas.dtsi index 6a6364a9debd..d69bc3c2d0ff 100644 --- a/arch/arm/boot/dts/exynos4412-midas.dtsi +++ b/arch/arm/boot/dts/exynos4412-midas.dtsi @@ -685,6 +685,8 @@ compatible = "maxim,max77686"; interrupt-parent = <&gpx0>; interrupts = <7 IRQ_TYPE_NONE>; + pinctrl-0 = <&max77686_irq>; + pinctrl-names = "default"; reg = <0x09>; #clock-cells = <1>; @@ -1135,6 +1137,11 @@ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; }; + max77686_irq: max77686-irq { + samsung,pins = "gpx0-7"; + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; + }; + max77693_irq: max77693-irq { samsung,pins = "gpx1-5"; samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; -- 2.18.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html