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ARM: dts: exynos: correct PMIC interrupt trigger level on Artik 5

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The Samsung PMIC datasheets describe the interrupt line as active low
with a requirement of acknowledge from the CPU.  Without specifying the
interrupt type in Devicetree, kernel might apply some fixed
configuration, not necessarily working for this hardware.

Fixes: b004a34bd0 ("ARM: dts: exynos: Add exynos3250-artik5 dtsi file for ARTIK5 module")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20201210212903.216728-1-krzk@kernel.org
This commit is contained in:
Krzysztof Kozlowski 2020-12-10 22:28:55 +01:00
parent 75681980c4
commit cb31334687
1 changed files with 1 additions and 1 deletions
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2
arch/arm/boot/dts/exynos3250-artik5.dtsi
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@ -79,7 +79,7 @@
pmic@66 {
compatible = "samsung,s2mps14-pmic";
interrupt-parent = <&gpx3>;
interrupts = <5 IRQ_TYPE_NONE>;
interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&s2mps14_irq>;
reg = <0x66>;