From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: [PATCH v2 6/8] ARM: dts: exynos: Fix infinite interrupt in soft mode on Exynos4210 and Exynos5440 Date: Sat, 11 Mar 2017 19:25:25 +0200 Message-ID: <20170311172527.16368-7-krzk@kernel.org> References: <20170311172527.16368-1-krzk@kernel.org> Return-path: In-Reply-To: <20170311172527.16368-1-krzk-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: linux-watchdog-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Kukjin Kim , Krzysztof Kozlowski , Javier Martinez Canillas , linux-watchdog-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org 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 --- arch/arm/boot/dts/exynos4210.dtsi | 2 +- arch/arm/boot/dts/exynos5440.dtsi | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi index 9d51d4d62d94..e6e62103a71f 100644 --- a/arch/arm/boot/dts/exynos4210.dtsi +++ b/arch/arm/boot/dts/exynos4210.dtsi @@ -120,7 +120,7 @@ }; watchdog: watchdog@10060000 { - compatible = "samsung,s3c2410-wdt"; + compatible = "samsung,s3c6410-wdt"; reg = <0x10060000 0x100>; interrupts = ; clocks = <&clock CLK_WDT>; diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi index 77d35bb92950..abfe054b2187 100644 --- a/arch/arm/boot/dts/exynos5440.dtsi +++ b/arch/arm/boot/dts/exynos5440.dtsi @@ -189,7 +189,7 @@ }; watchdog@110000 { - compatible = "samsung,s3c2410-wdt"; + compatible = "samsung,s3c6410-wdt"; reg = <0x110000 0x1000>; interrupts = ; clocks = <&clock CLK_B_125>; -- 2.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-watchdog" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html