From patchwork Fri Jun 9 07:07:17 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugen Hristev X-Patchwork-Id: 773694 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3wkYLy2JXMz9s8F for ; Fri, 9 Jun 2017 17:09:29 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751563AbdFIHJI (ORCPT ); Fri, 9 Jun 2017 03:09:08 -0400 Received: from esa6.microchip.iphmx.com ([216.71.154.253]:52156 "EHLO esa6.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751559AbdFIHJH (ORCPT ); Fri, 9 Jun 2017 03:09:07 -0400 X-IronPort-AV: E=Sophos;i="5.39,317,1493708400"; d="scan'208";a="1222066" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa6.microchip.iphmx.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 09 Jun 2017 00:09:06 -0700 Received: from eh-station.mchp-main.com (10.10.76.4) by chn-sv-exch04.mchp-main.com (10.10.76.105) with Microsoft SMTP Server id 14.3.352.0; Fri, 9 Jun 2017 00:09:05 -0700 From: Eugen Hristev To: , , , , , , , , CC: Subject: [PATCH v4 2/4] Documentation: dt: iio: at91-sama5d2_adc: add hw trigger edge binding Date: Fri, 9 Jun 2017 10:07:17 +0300 Message-ID: <1496992039-17964-3-git-send-email-eugen.hristev@microchip.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1496992039-17964-1-git-send-email-eugen.hristev@microchip.com> References: <1496992039-17964-1-git-send-email-eugen.hristev@microchip.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add property for the edge type of the hardware trigger pin ADTRG Signed-off-by: Eugen Hristev Acked-by: Rob Herring --- Changes in v4: - Modified bindings to be similar with interrupts Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt index 3223684..552e7a8 100644 --- a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt +++ b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt @@ -11,6 +11,11 @@ Required properties: - atmel,min-sample-rate-hz: Minimum sampling rate, it depends on SoC. - atmel,max-sample-rate-hz: Maximum sampling rate, it depends on SoC. - atmel,startup-time-ms: Startup time expressed in ms, it depends on SoC. + - atmel,trigger-edge-type: One of possible edge types for the ADTRG hardware + trigger pin. When the specific edge type is detected, the conversion will + start. Possible values are rising, falling, or both. + This property uses the IRQ edge types values: IRQ_TYPE_EDGE_RISING , + IRQ_TYPE_EDGE_FALLING or IRQ_TYPE_EDGE_BOTH Example: @@ -25,4 +30,5 @@ adc: adc@fc030000 { atmel,startup-time-ms = <4>; vddana-supply = <&vdd_3v3_lp_reg>; vref-supply = <&vdd_3v3_lp_reg>; + atmel,trigger-edge-type = ; }