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Sun, 28 Apr 2019 03:27:00 +0000 Received: from DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::e8ca:4f6b:e43:c170]) by DB3PR0402MB3916.eurprd04.prod.outlook.com ([fe80::e8ca:4f6b:e43:c170%3]) with mapi id 15.20.1835.015; Sun, 28 Apr 2019 03:27:00 +0000 From: Anson Huang To: "robh+dt@kernel.org" , "mark.rutland@arm.com" , "wim@linux-watchdog.org" , "linux@roeck-us.net" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , Aisheng Dong , "ulf.hansson@linaro.org" , Peng Fan , Daniel Baluta , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-watchdog@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" Subject: [PATCH V2 1/4] dt-bindings: fsl: scu: add watchdog binding Thread-Topic: [PATCH V2 1/4] dt-bindings: fsl: scu: add watchdog binding Thread-Index: AQHU/XI9f9LbYLWILEa/3i56q8YtDQ== Date: Sun, 28 Apr 2019 03:27:00 +0000 Message-ID: <1556421727-7401-1-git-send-email-Anson.Huang@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK2P15301CA0012.APCP153.PROD.OUTLOOK.COM (2603:1096:202:1::22) To DB3PR0402MB3916.eurprd04.prod.outlook.com (2603:10a6:8:10::18) authentication-results: spf=none (sender IP is ) smtp.mailfrom=anson.huang@nxp.com; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org i.MX system controller watchdog has pretimeout function which depends on i.MX SCU driver, so watchdog DT node needs to be subnode of SCU, this patch adds i.MX system controller watchdog binding to SCU binding doc. Signed-off-by: Anson Huang --- New patch. --- .../devicetree/bindings/arm/freescale/fsl,scu.txt | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt index 5d7dbab..1b56557 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt @@ -133,6 +133,16 @@ RTC bindings based on SCU Message Protocol Required properties: - compatible: should be "fsl,imx8qxp-sc-rtc"; +Watchdog bindings based on SCU Message Protocol +------------------------------------------------------------ + +Required properties: +- compatible: should be: + "fsl,imx8qxp-sc-wdt" + followed by "fsl,imx-sc-wdt"; +Optional properties: +- timeout-sec: contains the watchdog timeout in seconds. + Example (imx8qxp): ------------- aliases { @@ -185,6 +195,11 @@ firmware { rtc: rtc { compatible = "fsl,imx8qxp-sc-rtc"; }; + + watchdog { + compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt"; + timeout-sec = <60>; + }; }; }; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel