From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753449AbaBZRBY (ORCPT ); Wed, 26 Feb 2014 12:01:24 -0500 Received: from top.free-electrons.com ([176.31.233.9]:39809 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753091AbaBZRBX (ORCPT ); Wed, 26 Feb 2014 12:01:23 -0500 From: Alexandre Belloni To: Nicolas Ferre Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jean-Christophe Plagniol-Villard , Maxime Ripard , Gregory Clement , b.brezillon@overkiz.com, Alexandre Belloni Subject: [PATCH 1/7] Documentation: dt: iio: improve atmel-adc documentation Date: Wed, 26 Feb 2014 18:01:08 +0100 Message-Id: <1393434074-15600-1-git-send-email-alexandre.belloni@free-electrons.com> X-Mailer: git-send-email 1.8.3.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This corrects the example by removing the unit-address, as suggested by Mark Rutland in http://lists.infradead.org/pipermail/linux-arm-kernel/2014-February/234184.html Also, it removes the properties that are not used anymore, to stop propagating them. Finally, fixes a few typos. Signed-off-by: Alexandre Belloni --- .../devicetree/bindings/arm/atmel-adc.txt | 29 +++++++++------------- 1 file changed, 12 insertions(+), 17 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/atmel-adc.txt b/Documentation/devicetree/bindings/arm/atmel-adc.txt index d1061469f63d..ba3abfad656b 100644 --- a/Documentation/devicetree/bindings/arm/atmel-adc.txt +++ b/Documentation/devicetree/bindings/arm/atmel-adc.txt @@ -5,31 +5,31 @@ Required properties: can be "at91sam9260", "at91sam9g45" or "at91sam9x5" - reg: Should contain ADC registers location and length - interrupts: Should contain the IRQ line for the ADC - - atmel,adc-channels-used: Bitmask of the channels muxed and enable for this + - atmel,adc-channels-used: Bitmask of the channels muxed and enabled for this device - atmel,adc-startup-time: Startup Time of the ADC in microseconds as defined in the datasheet - atmel,adc-vref: Reference voltage in millivolts for the conversions - - atmel,adc-res: List of resolution in bits supported by the ADC. List size + - atmel,adc-res: List of resolutions in bits supported by the ADC. List size must be two at least. - atmel,adc-res-names: Contains one identifier string for each resolution in atmel,adc-res property. "lowres" and "highres" identifiers are required. Optional properties: - - atmel,adc-use-external: Boolean to enable of external triggers + - atmel,adc-use-external: Boolean to enable the external triggers - atmel,adc-use-res: String corresponding to an identifier from atmel,adc-res-names property. If not specified, the highest resolution will be used. - atmel,adc-sleep-mode: Boolean to enable sleep mode when no conversion - atmel,adc-sample-hold-time: Sample and Hold Time in microseconds - - atmel,adc-ts-wires: Number of touch screen wires. Should be 4 or 5. If this - value is set, then adc driver will enable touch screen + - atmel,adc-ts-wires: Number of touchscreen wires. Should be 4 or 5. If this + value is set, then the adc driver will enable touchscreen support. - NOTE: when adc touch screen enabled, the adc hardware trigger will be - disabled. Since touch screen will occupied the trigger register. + NOTE: when adc touchscreen is enabled, the adc hardware trigger will be + disabled. Since touchscreen will occupy the trigger register. - atmel,adc-ts-pressure-threshold: a pressure threshold for touchscreen. It - make touch detect more precision. + makes touch detection more precise. Optional trigger Nodes: - Required properties: @@ -44,37 +44,32 @@ adc0: adc@fffb0000 { compatible = "atmel,at91sam9260-adc"; reg = <0xfffb0000 0x100>; interrupts = <20 4>; - atmel,adc-channel-base = <0x30>; atmel,adc-channels-used = <0xff>; - atmel,adc-drdy-mask = <0x10000>; - atmel,adc-num-channels = <8>; atmel,adc-startup-time = <40>; - atmel,adc-status-register = <0x1c>; - atmel,adc-trigger-register = <0x08>; atmel,adc-use-external; atmel,adc-vref = <3300>; atmel,adc-res = <8 10>; atmel,adc-res-names = "lowres", "highres"; atmel,adc-use-res = "lowres"; - trigger@0 { + trigger0 { trigger-name = "external-rising"; trigger-value = <0x1>; trigger-external; }; - trigger@1 { + trigger1 { trigger-name = "external-falling"; trigger-value = <0x2>; trigger-external; }; - trigger@2 { + trigger2 { trigger-name = "external-any"; trigger-value = <0x3>; trigger-external; }; - trigger@3 { + trigger3 { trigger-name = "continuous"; trigger-value = <0x6>; }; -- 1.8.3.2