From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-eopbgr810130.outbound.protection.outlook.com ([40.107.81.130]:8258 "EHLO NAM01-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1731568AbfBDOSW (ORCPT ); Mon, 4 Feb 2019 09:18:22 -0500 From: Ken Sloat Subject: [PATCH v3 2/2] media: atmel-isc: Update device tree binding documentation Date: Mon, 4 Feb 2019 14:18:14 +0000 Message-ID: <20190204141756.234563-2-ksloat@aampglobal.com> References: <20190204141756.234563-1-ksloat@aampglobal.com> In-Reply-To: <20190204141756.234563-1-ksloat@aampglobal.com> Content-Language: en-US Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org To: "eugen.hristev@microchip.com" Cc: Ken Sloat , "mchehab@kernel.org" , "nicolas.ferre@microchip.com" , "alexandre.belloni@bootlin.com" , "ludovic.desroches@microchip.com" , "sakari.ailus@iki.fi" , "hverkuil@xs4all.nl" , "linux-media@vger.kernel.org" , "devicetree@vger.kernel.org" List-ID: From: Ken Sloat Update device tree binding documentation specifying how to enable BT656 with CRC decoding and specify properties for default parallel bus type. Signed-off-by: Ken Sloat --- Changes in v2: -Use correct media "bus-type" dt property. Changes in v3: -Specify default bus type. -Document optional parallel bus flags. .../devicetree/bindings/media/atmel-isc.txt | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Documentation/devicetree/bindings/media/atmel-isc.txt b/Docume= ntation/devicetree/bindings/media/atmel-isc.txt index bbe0e87c6188..db3749a3964f 100644 --- a/Documentation/devicetree/bindings/media/atmel-isc.txt +++ b/Documentation/devicetree/bindings/media/atmel-isc.txt @@ -21,6 +21,21 @@ Required properties for ISC: - pinctrl-names, pinctrl-0 Please refer to pinctrl-bindings.txt. =20 +Optional properties for ISC: +- bus-type + When set to 6, Bt.656 decoding (embedded sync) with CRC decoding + is enabled. If omitted, then the default bus-type is parallel and + the additional properties to follow can be specified: +- hsync-active + Active state of the HSYNC signal, 0/1 for LOW/HIGH respectively. + If unspecified, this signal is set as active HIGH. +- vsync-active + Active state of the VSYNC signal, 0/1 for LOW/HIGH respectively. + If unspecified, this signal is set as active HIGH. +- pclk-sample + Sample data on rising (1) or falling (0) edge of the pixel clock + signal. If unspecified, data is sampled on the rising edge. + ISC supports a single port node with parallel bus. It should contain one 'port' child node with child 'endpoint' node. Please refer to the bindings defined in Documentation/devicetree/bindings/media/video-interfaces.txt. --=20 2.17.1