* [PATCH] arm64: dts: exynos: correct S3FWRN5 NFC interrupt trigger level on TM2
@ 2020-12-10 21:18 Krzysztof Kozlowski
2020-12-29 16:00 ` (subset) " Krzysztof Kozlowski
0 siblings, 1 reply; 2+ messages in thread
From: Krzysztof Kozlowski @ 2020-12-10 21:18 UTC (permalink / raw)
To: Krzysztof Kozlowski, devicetree, linux-arm-kernel,
linux-samsung-soc, linux-kernel
Cc: Bongsu Jeon
The S3FWRN5 datasheet describe the interrupt line as rising edge. The
current configuration as level high, could cause spurious interrupts.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
index 03486a8ffc67..174ea507192d 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
@@ -793,7 +793,7 @@ s3fwrn5: nfc@27 {
compatible = "samsung,s3fwrn5-i2c";
reg = <0x27>;
interrupt-parent = <&gpa1>;
- interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <3 IRQ_TYPE_EDGE_RISING>;
en-gpios = <&gpf1 4 GPIO_ACTIVE_HIGH>;
wake-gpios = <&gpj0 2 GPIO_ACTIVE_HIGH>;
};
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: (subset) [PATCH] arm64: dts: exynos: correct S3FWRN5 NFC interrupt trigger level on TM2
2020-12-10 21:18 [PATCH] arm64: dts: exynos: correct S3FWRN5 NFC interrupt trigger level on TM2 Krzysztof Kozlowski
@ 2020-12-29 16:00 ` Krzysztof Kozlowski
0 siblings, 0 replies; 2+ messages in thread
From: Krzysztof Kozlowski @ 2020-12-29 16:00 UTC (permalink / raw)
To: Krzysztof Kozlowski, linux-samsung-soc, linux-arm-kernel,
devicetree, linux-kernel
Cc: Bongsu Jeon
On Thu, 10 Dec 2020 22:18:58 +0100, Krzysztof Kozlowski wrote:
> The S3FWRN5 datasheet describe the interrupt line as rising edge. The
> current configuration as level high, could cause spurious interrupts.
Applied, thanks!
[1/1] arm64: dts: exynos: correct S3FWRN5 NFC interrupt trigger level on TM2
commit: d497d07b74f05f01b9c8c85b6679c2df57ecbdb4
Best regards,
--
Krzysztof Kozlowski <krzk@kernel.org>
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2020-12-10 21:18 [PATCH] arm64: dts: exynos: correct S3FWRN5 NFC interrupt trigger level on TM2 Krzysztof Kozlowski
2020-12-29 16:00 ` (subset) " Krzysztof Kozlowski
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