From 8f6596f4c94a155b93a809989314e5e8c01d0618 Mon Sep 17 00:00:00 2001 From: Baolin Wang Date: Thu, 9 Nov 2017 11:34:16 +0800 Subject: dt-bindings: rtc: Add Spreadtrum SC27xx RTC documentation This patch adds the binding documentation for Spreadtrum SC27xx series RTC device. Signed-off-by: Baolin Wang Acked-by: Rob Herring Signed-off-by: Alexandre Belloni --- .../devicetree/bindings/rtc/sprd,sc27xx-rtc.txt | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/sprd,sc27xx-rtc.txt (limited to 'Documentation/devicetree/bindings/rtc') diff --git a/Documentation/devicetree/bindings/rtc/sprd,sc27xx-rtc.txt b/Documentation/devicetree/bindings/rtc/sprd,sc27xx-rtc.txt new file mode 100644 index 000000000000..7c170da0d4b7 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/sprd,sc27xx-rtc.txt @@ -0,0 +1,27 @@ +Spreadtrum SC27xx Real Time Clock + +Required properties: +- compatible: should be "sprd,sc2731-rtc". +- reg: address offset of rtc register. +- interrupt-parent: phandle for the interrupt controller. +- interrupts: rtc alarm interrupt. + +Example: + + sc2731_pmic: pmic@0 { + compatible = "sprd,sc2731"; + reg = <0>; + spi-max-frequency = <26000000>; + interrupts = ; + interrupt-controller; + #interrupt-cells = <2>; + #address-cells = <1>; + #size-cells = <0>; + + rtc@280 { + compatible = "sprd,sc2731-rtc"; + reg = <0x280>; + interrupt-parent = <&sc2731_pmic>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH>; + }; + }; -- cgit v1.2.3