From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Anson Huang Subject: [PATCH V5 1/4] dt-bindings: fsl: scu: add rtc binding Date: Thu, 20 Dec 2018 08:56:07 +0000 Message-ID: <1545295872-20169-2-git-send-email-Anson.Huang@nxp.com> References: <1545295872-20169-1-git-send-email-Anson.Huang@nxp.com> In-Reply-To: <1545295872-20169-1-git-send-email-Anson.Huang@nxp.com> Content-Language: en-US MIME-Version: 1.0 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+robh=kernel.org@lists.infradead.org To: "robh+dt@kernel.org" , "mark.rutland@arm.com" , "catalin.marinas@arm.com" , "will.deacon@arm.com" , "a.zummo@towertech.it" , "alexandre.belloni@bootlin.com" , Aisheng Dong , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , Andy Gross , "horms+renesas@verge.net.au" , "heiko@sntech.de" , "arnd@arndb.de" , "bjorn.andersson@linaro.org" , "enric.balletbo@collabora.com" , "amit.kucheria@linaro.org" , "ezequiel@collabora.com" , "olof@lixom.net" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-rtc@vger.kernel.org" Cc: dl-linux-imx List-ID: NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as system controller, the system controller is in charge of system power, clock and secure RTC etc. management, Linux kernel has to communicate with system controller via MU (message unit) IPC to do RTC operation, this patch adds binding doc for i.MX system controller RTC driver. Signed-off-by: Anson Huang Reviewed-by: Rob Herring --- No change since V4. --- Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt index c20f38e..3f3d697 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt @@ -106,6 +106,12 @@ Required properties for Pinctrl sub nodes: [2] Documentation/devicetree/bindings/power/power_domain.txt [3] Documentation/devicetree/bindings/pinctrl/fsl,imx-pinctrl.txt +RTC bindings based on SCU Message Protocol +------------------------------------------------------------ + +Required properties: +- compatible: should be "fsl,imx8qxp-sc-rtc"; + Example (imx8qxp): ------------- lsio_mu1: mailbox@5d1c0000 { @@ -148,6 +154,10 @@ firmware { compatible = "fsl,imx8qxp-scu-pd"; #power-domain-cells = <1>; }; + + rtc: rtc { + compatible = "fsl,imx8qxp-sc-rtc"; + }; }; }; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel