The Maxim fuel gauge datasheets describe the interrupt line as active low with a requirement of acknowledge from the CPU. The falling edge interrupt will mostly work but it's not correct. Fixes: 99bb20321f0e ("ARM: dts: s5pv210: Correct fuelgauge definition on Aries") Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- arch/arm/boot/dts/s5pv210-fascinate4g.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/s5pv210-fascinate4g.dts b/arch/arm/boot/dts/s5pv210-fascinate4g.dts index ca064359dd30..b47d8300e536 100644 --- a/arch/arm/boot/dts/s5pv210-fascinate4g.dts +++ b/arch/arm/boot/dts/s5pv210-fascinate4g.dts @@ -115,7 +115,7 @@ &fg { compatible = "maxim,max77836-battery"; interrupt-parent = <&gph3>; - interrupts = <3 IRQ_TYPE_EDGE_FALLING>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&fg_irq>; -- 2.25.1