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[02/18] ARM: dts: exynos: correct fuel gauge interrupt trigger level on P4 Note family

Message ID 20201210212534.216197-2-krzk@kernel.org (mailing list archive)
State New, archived
Headers show
Series [01/18] ARM: dts: exynos: correct fuel gauge interrupt trigger level on GT-I9100 | expand

Commit Message

Krzysztof Kozlowski Dec. 10, 2020, 9:25 p.m. UTC 
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: f48b5050c301 ("ARM: dts: exynos: add Samsung's Exynos4412-based P4 Note boards")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 arch/arm/boot/dts/exynos4412-p4note.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/boot/dts/exynos4412-p4note.dtsi b/arch/arm/boot/dts/exynos4412-p4note.dtsi
index b2f9d5448a18..5fe371543cbb 100644
--- a/arch/arm/boot/dts/exynos4412-p4note.dtsi
+++ b/arch/arm/boot/dts/exynos4412-p4note.dtsi
@@ -146,7 +146,7 @@  fuel-gauge@36 {
 			pinctrl-0 = <&fuel_alert_irq>;
 			pinctrl-names = "default";
 			interrupt-parent = <&gpx2>;
-			interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
+			interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
 			maxim,rsns-microohm = <10000>;
 			maxim,over-heat-temp = <600>;
 			maxim,over-volt = <4300>;