From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1034961AbdAFKqk (ORCPT ); Fri, 6 Jan 2017 05:46:40 -0500 Received: from argos.tuxed.org ([176.9.87.227]:33480 "EHLO argos.tuxed.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161380AbdAFKpo (ORCPT ); Fri, 6 Jan 2017 05:45:44 -0500 From: Alexander Koch To: linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org Cc: Rob Herring , Mark Rutland , Jean Delvare , Guenter Roeck , Michael Hornung , devicetree@vger.kernel.org, Alexander Koch Subject: [PATCH v3 1/4] devicetree: hwmon: Add bindings for ADC128D818 Date: Fri, 6 Jan 2017 11:38:14 +0100 Message-Id: <20170106103817.11588-2-mail@alexanderkoch.net> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170106103817.11588-1-mail@alexanderkoch.net> References: <20170106103817.11588-1-mail@alexanderkoch.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add bindings documentation for the ADC128D818 driver, featuring default I2C properties along with the optional 'mode' property for chip operation mode selection (see datasheet, sec. 8.4.1). Signed-off-by: Alexander Koch Acked-by: Michael Hornung --- .../devicetree/bindings/hwmon/adc128d818.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/adc128d818.txt diff --git a/Documentation/devicetree/bindings/hwmon/adc128d818.txt b/Documentation/devicetree/bindings/hwmon/adc128d818.txt new file mode 100644 index 000000000000..db213dcc1391 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/adc128d818.txt @@ -0,0 +1,39 @@ +TI ADC128D818 ADC System Monitor With Temperature Sensor +-------------------------------------------------------- + +Operation modes: + + - Mode 0: 7 single-ended voltage readings (IN0-IN6), + 1 temperature reading (internal) + - Mode 1: 8 single-ended voltage readings (IN0-IN7), + no temperature + - Mode 2: 4 pseudo-differential voltage readings + (IN0-IN1, IN3-IN2, IN4-IN5, IN7-IN6), + 1 temperature reading (internal) + - Mode 3: 4 single-ended voltage readings (IN0-IN3), + 2 pseudo-differential voltage readings + (IN4-IN5, IN7-IN6), + 1 temperature reading (internal) + +If no operation mode is configured via device tree, the driver keeps the +currently active chip operation mode (default is mode 0). + + +Required node properties: + + - compatible: must be set to "ti,adc128d818" + - reg: I2C address of the device + +Optional node properties: + + - ti,mode: Operation mode (see above). + + +Example (operation mode 2): + + adc128d818@1d { + compatible = "ti,adc128d818"; + reg = <0x1d>; + ti,mode = <2>; + }; + -- 2.11.0