From 61186371570e3ca62585e29e307f7a9c42ab789a Mon Sep 17 00:00:00 2001 From: Philippe Reynes Date: Sun, 26 Jul 2015 23:37:51 +0200 Subject: [PATCH] dt-binding: document the binding for mxc rtc This adds documentation of device tree bindings for the mxc rtc. Cc: Rob Herring Cc: Pawel Moll Cc: Mark Rutland Cc: Ian Campbell Cc: Kumar Gala Cc: devicetree@vger.kernel.org Signed-off-by: Philippe Reynes Signed-off-by: Shawn Guo --- .../devicetree/bindings/rtc/rtc-mxc.txt | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/rtc-mxc.txt diff --git a/Documentation/devicetree/bindings/rtc/rtc-mxc.txt b/Documentation/devicetree/bindings/rtc/rtc-mxc.txt new file mode 100644 index 000000000000..5bcd31d995b0 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/rtc-mxc.txt @@ -0,0 +1,26 @@ +* Real Time Clock of the i.MX SoCs + +RTC controller for the i.MX SoCs + +Required properties: +- compatible: Should be "fsl,imx1-rtc" or "fsl,imx21-rtc". +- reg: physical base address of the controller and length of memory mapped + region. +- interrupts: IRQ line for the RTC. +- clocks: should contain two entries: + * one for the input reference + * one for the the SoC RTC +- clock-names: should contain: + * "ref" for the input reference clock + * "ipg" for the SoC RTC clock + +Example: + +rtc@10007000 { + compatible = "fsl,imx21-rtc"; + reg = <0x10007000 0x1000>; + interrupts = <22>; + clocks = <&clks IMX27_CLK_CKIL>, + <&clks IMX27_CLK_RTC_IPG_GATE>; + clock-names = "ref", "ipg"; +}; -- 2.20.1