From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v8 1/8] ARM: dt: Binding documentation for imx25 ADC/TSC Date: Mon, 16 Nov 2015 08:01:19 -0600 Message-ID: <20151116140119.GA30407@rob-hp-laptop> References: <1447675269-8831-1-git-send-email-mpa@pengutronix.de> <1447675269-8831-2-git-send-email-mpa@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1447675269-8831-2-git-send-email-mpa-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> Sender: linux-iio-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Markus Pargmann Cc: Shawn Guo , Dmitry Torokhov , Jonathan Cameron , Lee Jones , Denis Carikli , Eric =?iso-8859-1?Q?B=E9nard?= , Sascha Hauer , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-input-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-iio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Hartmut Knaack , Fabio Estevam List-Id: devicetree@vger.kernel.org On Mon, Nov 16, 2015 at 01:01:02PM +0100, Markus Pargmann wrote: > This documentation describes the devicetree bindings for the > ADC/Touchscreen unit of the i.MX25 SoC. > > Signed-off-by: Markus Pargmann > Acked-by: Jonathan Cameron Acked-by: Rob Herring > --- > > Notes: > Changes in v6: > - Removed adc-ref property and replaced it with refp and refn for positive and > negative references. The properties are optional now as the default > behaviour is a positive internal reference voltage and ADC GND as negative > reference. > > .../devicetree/bindings/mfd/fsl-imx25-tsadc.txt | 46 ++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt > > diff --git a/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt b/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt > new file mode 100644 > index 000000000000..a857af0eb68c > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/fsl-imx25-tsadc.txt > @@ -0,0 +1,46 @@ > +Freescale mx25 ADC/TSC multifunction device > + > +This device combines two general purpose conversion queues one used for general > +ADC and the other used for touchscreens. > + > +Required properties: > + - compatible: Should be "fsl,imx25-tsadc". > + - reg: Memory range of the device. > + - interrupts: Interrupt for this device as described in > + interrupts/interrupts.txt > + - clocks: An 'ipg' clock defined as described in clocks/clock.txt > + - interrupt-controller: This device is an interrupt controller. It controls > + the interrupts of both conversion queues. > + - #interrupt-cells: Should be '<1>'. > + - #address-cells: Should be '<1>'. > + - #size-cells: Should be '<1>'. > + - ranges > + > +This device includes two conversion queues which can be added as subnodes. > +The first queue is for the touchscreen, the second for general purpose ADC. > + > +Example: > + tscadc: tscadc@50030000 { > + compatible = "fsl,imx25-tsadc"; > + reg = <0x50030000 0xc>; > + interrupts = <46>; > + clocks = <&clks 119>; > + clock-names = "ipg"; > + interrupt-controller; > + #interrupt-cells = <1>; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > + > + tsc: tcq@50030400 { > + compatible = "fsl,imx25-tcq"; > + reg = <0x50030400 0x60>; > + ... > + }; > + > + adc: gcq@50030800 { > + compatible = "fsl,imx25-gcq"; > + reg = <0x50030800 0x60>; > + ... > + }; > + }; > -- > 2.6.1 > > -- > 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