From mboxrd@z Thu Jan 1 00:00:00 1970 From: Biwen Li Subject: [v7,2/2] dt-bindings: rtc: add bindings for FlexTimer Module Date: Tue, 13 Aug 2019 11:01:57 +0800 Message-ID: <20190813030157.48590-2-biwen.li@nxp.com> References: <20190813030157.48590-1-biwen.li@nxp.com> Return-path: In-Reply-To: <20190813030157.48590-1-biwen.li@nxp.com> Sender: linux-kernel-owner@vger.kernel.org To: a.zummo@towertech.it, alexandre.belloni@bootlin.com, leoyang.li@nxp.com, robh+dt@kernel.org Cc: linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org, xiaobo.xie@nxp.com, jiafei.pan@nxp.com, ran.wang_1@nxp.com, mark.rutland@arm.com, devicetree@vger.kernel.org, Biwen Li List-Id: devicetree@vger.kernel.org The patch adds bindings for FlexTimer Module Signed-off-by: Biwen Li --- Change in v7: - delete aliases Change in v6: - correct subject - delete note - remove reg property about IP Powerdown exception register Change in v5: - None Change in v4: - add note about dts and kernel options - add aliases in example Change in v3: - remove reg-names property - correct cells number Change in v2: - replace ls1043a with ls1088a as example - add rcpm node and fsl,rcpm-wakeup property .../bindings/rtc/rtc-fsl-ftm-alarm.txt | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt diff --git a/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt b/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt new file mode 100644 index 000000000000..4bbb97da904c --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt @@ -0,0 +1,35 @@ +Freescale FlexTimer Module (FTM) Alarm + +Required properties: +- compatible : Should be "fsl,-ftm-alarm", the + supported chips include + "fsl,ls1012a-ftm-alarm" + "fsl,ls1021a-ftm-alarm" + "fsl,ls1028a-ftm-alarm" + "fsl,ls1043a-ftm-alarm" + "fsl,ls1046a-ftm-alarm" + "fsl,ls1088a-ftm-alarm" + "fsl,ls208xa-ftm-alarm" +- reg : Specifies base physical address and size of the register sets for the + FlexTimer Module. +- interrupts : Should be the FlexTimer Module interrupt. +- fsl,rcpm-wakeup property and rcpm node : Please refer + Documentation/devicetree/bindings/soc/fsl/rcpm.txt + +Optional properties: +- big-endian: If the host controller is big-endian mode, specify this property. + The default endian mode is little-endian. + +Example: +rcpm: rcpm@1e34040 { + compatible = "fsl,ls1088a-rcpm", "fsl,qoriq-rcpm-2.1+"; + reg = <0x0 0x1e34040 0x0 0x18>; + #fsl,rcpm-wakeup-cells = <6>; +}; + +ftm_alarm0: timer@2800000 { + compatible = "fsl,ls1088a-ftm-alarm"; + reg = <0x0 0x2800000 0x0 0x10000>; + fsl,rcpm-wakeup = <&rcpm 0x0 0x0 0x0 0x0 0x4000 0x0>; + interrupts = <0 44 4>; +}; -- 2.17.1