Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932360Ab1CCRxe (ORCPT ); Thu, 3 Mar 2011 12:53:34 -0500 Received: from mail-pz0-f46.google.com ([209.85.210.46]:41408 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932182Ab1CCRxc (ORCPT ); Thu, 3 Mar 2011 12:53:32 -0500 Date: Thu, 3 Mar 2011 10:53:28 -0700 From: Grant Likely To: Dirk Eibach Cc: linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, rdunlap@xenotime.net, devicetree-discuss@lists.ozlabs.org, w.sang@pengutronix.de, khali@linux-fr.org Subject: Re: [PATCH v2] hwmon: (ads1015) Add devicetree documentation Message-ID: <20110303175328.GE22940@angua.secretlab.ca> References: <20110303102157.GC3649@pengutronix.de> <1299154757-13682-1-git-send-email-eibach@gdsys.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1299154757-13682-1-git-send-email-eibach@gdsys.de> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2288 Lines: 68 On Thu, Mar 03, 2011 at 01:19:17PM +0100, Dirk Eibach wrote: > Signed-off-by: Dirk Eibach > --- > Changes since v1: > - removed sysfs from description > - explain channels > > Documentation/devicetree/bindings/i2c/ads1015.txt | 29 +++++++++++++++++++++ > 1 files changed, 29 insertions(+), 0 deletions(-) > create mode 100644 Documentation/devicetree/bindings/i2c/ads1015.txt > > diff --git a/Documentation/devicetree/bindings/i2c/ads1015.txt b/Documentation/devicetree/bindings/i2c/ads1015.txt > new file mode 100644 > index 0000000..0f30616 > --- /dev/null > +++ b/Documentation/devicetree/bindings/i2c/ads1015.txt While this device is on an i2c bus, it is a hwmon device. Similar to hwmon drivers, the documentation makes more sense in Documentation/devicetree/bindings/hwmon/ti-ads1015.txt > @@ -0,0 +1,29 @@ > +ADS1015 (I2C) > + > +This device is a 12-bit A-D converter with 4 inputs. > + > +The inputs can be used single ended or in certain differential combinations. > + > +For configuration all possible combinations are mapped to 8 channels: > +0: Voltage over AIN0 and AIN1. > +1: Voltage over AIN0 and AIN3. > +2: Voltage over AIN1 and AIN3. > +3: Voltage over AIN2 and AIN3. > +4: Voltage over AIN0 and GND. > +5: Voltage over AIN1 and GND. > +6: Voltage over AIN2 and GND. > +7: Voltage over AIN3 and GND. > + Required properties: - compatible : must be "ti,ads1015" > +Optional properties: > + > + - exported-channels : exported_channels is a bitmask that specifies which > + channels should be accessable by the user. > + > +Example: > +ads1015@49 { > + compatible = "ti,ads1015"; > + reg = <0x49>; > + exported-channels = <0x14>; > +}; > + > +In this example only channel 2 and 4 would be accessable by the user. > -- > 1.5.6.5 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/