Thread (29 messages) 29 messages, 3 authors, 2017-03-14

Re: [PATCH v2 7/8] ARM: dts: s3c64xx: Fix infinite interrupt in soft mode

From: Guenter Roeck <hidden>
Date: 2017-03-12 20:51:18
Also in: linux-arm-kernel, linux-samsung-soc, linux-watchdog, lkml

On 03/11/2017 09:25 AM, Krzysztof Kozlowski wrote:
In soft (no-reboot) mode, the driver self-pings watchdog upon expiration
of an interrupt.  The interrupt has to be cleared, because otherwise
system enters infinite interrupt handling loop.

Use a samsung,s3c6410-wdt compatible to select appropriate quirk for
clearing the watchdog interrupt.

Signed-off-by: Krzysztof Kozlowski <redacted>
Acked-by: Guenter Roeck <redacted>
quoted hunk ↗ jump to hunk
---
 arch/arm/boot/dts/s3c64xx.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/s3c64xx.dtsi b/arch/arm/boot/dts/s3c64xx.dtsi
index 6caec5f27d38..c55cbb3af2c0 100644
--- a/arch/arm/boot/dts/s3c64xx.dtsi
+++ b/arch/arm/boot/dts/s3c64xx.dtsi
@@ -94,7 +94,7 @@
 		};

 		watchdog: watchdog@7e004000 {
-			compatible = "samsung,s3c2410-wdt";
+			compatible = "samsung,s3c6410-wdt";
 			reg = <0x7e004000 0x1000>;
 			interrupt-parent = <&vic0>;
 			interrupts = <26>;
--
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