From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Grzeschik Subject: [PATCH 2/4] rtc: isl1208: Add device tree binding documentation Date: Tue, 23 Jan 2018 13:17:59 +0100 Message-ID: <20180123121801.4214-3-m.grzeschik@pengutronix.de> References: <20180123121801.4214-1-m.grzeschik@pengutronix.de> Return-path: In-Reply-To: <20180123121801.4214-1-m.grzeschik-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org, alexandre.belloni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org Cc: linux-rtc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org, jdelvare-IBi9RG/b67k@public.gmane.org, kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, Denis.Osterland-85mDkmTllUAAvxtiuMwx3w@public.gmane.org List-Id: devicetree@vger.kernel.org From: Denis Osterland Wrote documentation for ISL1208, ISL1218 device tree binding with short examples. Signed-off-by: Denis Osterland Signed-off-by: Michael Grzeschik --- .../devicetree/bindings/rtc/intersil,isl1208.txt | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/intersil,isl1208.txt diff --git a/Documentation/devicetree/bindings/rtc/intersil,isl1208.txt b/Documentation/devicetree/bindings/rtc/intersil,isl1208.txt new file mode 100644 index 0000000000000..a54e99feae1ca --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/intersil,isl1208.txt @@ -0,0 +1,35 @@ +Intersil ISL1208, ISL1218 I2C RTC/Alarm chip + +ISL1208 is a trivial I2C device (it has simple device tree bindings, +consisting of a compatible field, an address and possibly an interrupt +line). + +Required properties supported by the device: + + - "compatible": must be one of + "isil,isl1208" + "isil,isl1218" + - "reg": I2C bus address of the device + +Optional properties: + + - "interrupt-parent", "interrupts", "interrupts-extended": + for passing the interrupt line of the SoC connected to #IRQ pin + of the RTC chip. + + +Example isl1208 node without #IRQ pin connected: + + isl1208: isl1208@68 { + compatible = "isil,isl1208"; + reg = <0x68>; + }; + +Example isl1208 node with #IRQ pin connected to SoC gpio1 pin 12: + + isl1208: isl1208@68 { + compatible = "isil,isl1208"; + reg = <0x68>; + interrupt-parent = <&gpio1>; + interrupts = <12 IRQ_TYPE_EDGE_FALLING>; + }; -- 2.11.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html