linux-kernel - [PATCH v4 3/3] ARM: dts: imx6ul/ull: suspend i.MX6UL watchdog in wait mode

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20221104070358.426657-4-andrej.picej@norik.com>
Date:   Fri,  4 Nov 2022 08:03:58 +0100
From:   Andrej Picej <andrej.picej@...ik.com>
To:     linux-watchdog@...r.kernel.org
Cc:     wim@...ux-watchdog.org, linux@...ck-us.net, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        linux-imx@....com, Anson.Huang@....com, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4 3/3] ARM: dts: imx6ul/ull: suspend i.MX6UL watchdog in wait mode

It was discovered that the watchdog triggers when the device is put into
"Suspend-To-Idle"/"freeze" low-power mode. Setting WDW bit disables
watchdog when the device is put into WAIT mode.

Signed-off-by: Andrej Picej <andrej.picej@...ik.com>
Reviewed-by: Fabio Estevam <festevam@...il.com>
---
Changes in v4:
 - no changes

Changes in v3:
 - no changes

Changes in v2:
 - no changes
---
 arch/arm/boot/dts/imx6ul-phytec-phycore-som.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/imx6ul-phytec-phycore-som.dtsi b/arch/arm/boot/dts/imx6ul-phytec-phycore-som.dtsi
index 3cddc68917a0..5168ed0ffec3 100644
--- a/arch/arm/boot/dts/imx6ul-phytec-phycore-som.dtsi
+++ b/arch/arm/boot/dts/imx6ul-phytec-phycore-som.dtsi
@@ -102,6 +102,10 @@ &usdhc2 {
 	status = "disabled";
 };
 
+&wdog1 {
+	fsl,suspend-in-wait;
+};
+
 &iomuxc {
 	pinctrl_enet1: enet1grp {
 		fsl,pins = <
-- 
2.25.1