From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: Re: [PATCH 4/4] dt-bindings: input: Add documentation for gp2a sensor Date: Fri, 25 Jan 2019 17:32:37 -0800 Message-ID: <20190126013237.GF212026@dtor-ws> References: <20190125175045.22576-1-pawel.mikolaj.chmiel@gmail.com> <20190125175045.22576-5-pawel.mikolaj.chmiel@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: Content-Disposition: inline In-Reply-To: <20190125175045.22576-5-pawel.mikolaj.chmiel@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: =?utf-8?B?UGF3ZcWC?= Chmiel Cc: robh+dt@kernel.org, mark.rutland@arm.com, mchehab+samsung@kernel.org, colyli@suse.de, ckeepax@opensource.wolfsonmicro.com, andrew.smirnov@gmail.com, arnd@arndb.de, xiaotong.lu@spreadtrum.com, xc-racer2@live.ca, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org On Fri, Jan 25, 2019 at 06:50:45PM +0100, Paweł Chmiel wrote: > From: Jonathan Bakker > > This commit adds documentation for Sharp GP2AP002A00F. > It's Proximity/Opto Sensor connected over i2c. > > Signed-off-by: Jonathan Bakker > Signed-off-by: Paweł Chmiel > --- > .../bindings/input/sharp,gp2ap002a00f.txt | 29 +++++++++++++++++++ > 1 file changed, 29 insertions(+) > create mode 100644 Documentation/devicetree/bindings/input/sharp,gp2ap002a00f.txt > > diff --git a/Documentation/devicetree/bindings/input/sharp,gp2ap002a00f.txt b/Documentation/devicetree/bindings/input/sharp,gp2ap002a00f.txt > new file mode 100644 > index 000000000000..c524eb7d3d60 > --- /dev/null > +++ b/Documentation/devicetree/bindings/input/sharp,gp2ap002a00f.txt > @@ -0,0 +1,29 @@ > +* Sharp GP2AP002A00F I2C Proximity/Opto Sensor > + > +Required properties: > +- compatible : Should be "sharp,gp2ap002a00f" > +- reg : The I2C address of the sensor > +- vout-gpio : The gpio connected to the vout pin Do you know what it is for? > +- interrupt-parent : should be the phandle for the interrupt controller > +- interrupts : Interrupt mapping for GPIO IRQ, it should by configured with > + flags IRQ_TYPE_EDGE_BOTH > + > +Optional properties: > +- wakeup : If the device is capable of waking up the system > +- io-channels : Phandle to an ADC channel connected to the light sensor > +- io-channel-names = "light"; > +- poll-interval : Poll interval time in milliseconds, default 500ms > +- light-adc-max : Maximum light value reported, default 4096 > +- light-adc-fuzz : Fuzz value for reported light value, default 80 > + > +Example: > + > +gp2a@44 { > + compatible = "sharp,gp2ap002a00f"; > + reg = <0x44>; > + vout-gpio = <&gph0 2 GPIO_ACTIVE_HIGH>; > + interrupt-parent = <&gph0>; > + interrupts = <2 IRQ_TYPE_EDGE_BOTH>; > + io-channels = <&adc 9>; > + io-channel-names = "light"; > +}; > -- > 2.17.1 > -- Dmitry