Messages in this thread Patch in this message | | | From | Dmitry Osipenko <> | Subject | [PATCH v1 1/1] arm64: tegra194: p2888: Correct interrupt trigger type of temperature sensor | Date | Mon, 12 Jul 2021 02:49:39 +0300 |
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The LM90 temperature sensor should use edge-triggered interrupt because LM90 hardware doesn't deassert interrupt line until temperature is back to normal state, which results in interrupt storm. Correct the interrupt trigger type.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi index 7e7b0eb90c80..c4058ee36fec 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi @@ -309,7 +309,7 @@ temperature-sensor@4c { interrupt-parent = <&gpio>; interrupts = <TEGRA194_MAIN_GPIO(H, 2) - IRQ_TYPE_LEVEL_LOW>; + IRQ_TYPE_EDGE_FALLING>; vcc-supply = <&vdd_1v8ls>; #thermal-sensor-cells = <1>; -- 2.32.0
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