Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752543AbdFONbj (ORCPT ); Thu, 15 Jun 2017 09:31:39 -0400 Received: from esa6.microchip.iphmx.com ([216.71.154.253]:12249 "EHLO esa6.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751979AbdFONbh (ORCPT ); Thu, 15 Jun 2017 09:31:37 -0400 X-IronPort-AV: E=Sophos;i="5.39,343,1493708400"; d="scan'208";a="1397568" From: Eugen Hristev To: , , , , , , , , , CC: Subject: [PATCH v5 2/4] Documentation: dt: iio: at91-sama5d2_adc: add hw trigger edge binding Date: Thu, 15 Jun 2017 16:24:55 +0300 Message-ID: <1497533097-12052-3-git-send-email-eugen.hristev@microchip.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1497533097-12052-1-git-send-email-eugen.hristev@microchip.com> References: <1497533097-12052-1-git-send-email-eugen.hristev@microchip.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1531 Lines: 36 Add property for the edge type of the hardware trigger pin ADTRG Signed-off-by: Eugen Hristev Acked-by: Rob Herring Acked-by: Ludovic Desroches --- 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 = ; } -- 2.7.4