From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andreas Dannenberg Subject: [PATCH] iio: light: opt3001: Add device tree binding documentation Date: Fri, 29 Jan 2016 13:03:00 -0600 Message-ID: <1454094180-2688-1-git-send-email-dannenberg@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-iio-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-iio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org Cc: Alexander Koch , knaack.h-Mmb7MZpHnFY@public.gmane.org, lars-Qo5EllUWu/uELgA04lAiVw@public.gmane.org, pmeerw-jW+XmwGofnuzQB+pC5nmwQ@public.gmane.org, mhornung.linux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, Andreas Dannenberg List-Id: devicetree@vger.kernel.org Signed-off-by: Andreas Dannenberg --- .../devicetree/bindings/iio/light/opt3001.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/light/opt3001.txt diff --git a/Documentation/devicetree/bindings/iio/light/opt3001.txt b/Documentation/devicetree/bindings/iio/light/opt3001.txt new file mode 100644 index 0000000..55b9cb3 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/light/opt3001.txt @@ -0,0 +1,26 @@ +* Texas Instruments OPT3001 Ambient Light Sensor + +The driver supports interrupt-driven and interrupt-less operation, depending +on whether an interrupt property has been populated into the DT. Note that +the optional generation of IIO events on rising/falling light threshold changes +requires the use of interrupts. Without interrupts, only the simple reading +of the current light value is supported through the IIO API. + +http://www.ti.com/product/opt3001 + +Required properties: + - compatible: should be "ti,opt3001" + - reg: the I2C address of the sensor + +Optional properties: + - interrupt-parent: should be the phandle for the interrupt controller + - interrupts: interrupt mapping for GPIO IRQ (configure for falling edge) + +Example: + +opt3001@44 { + compatible = "ti,opt3001"; + reg = <0x44>; + interrupt-parent = <&gpio1>; + interrupts = <28 IRQ_TYPE_EDGE_FALLING>; +}; -- 2.6.4