From patchwork Thu May 16 13:18:07 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lad, Prabhakar" X-Patchwork-Id: 2578091 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id C48FD3FE1F for ; Thu, 16 May 2013 13:18:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753910Ab3EPNSU (ORCPT ); Thu, 16 May 2013 09:18:20 -0400 Received: from mail-da0-f43.google.com ([209.85.210.43]:45672 "EHLO mail-da0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753648Ab3EPNSS (ORCPT ); Thu, 16 May 2013 09:18:18 -0400 Received: by mail-da0-f43.google.com with SMTP id u7so1661621dae.2 for ; Thu, 16 May 2013 06:18:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:from:to:cc:subject:date:message-id:x-mailer; bh=4T3vWhCObqwO5oWImGRj0c1pGNhcA2JDaQ7P/HELOIk=; b=hgCupSrwD/0UFHb2sxx1Z9ELVErhPraUqlFx2iMUsGNhxEqhgMTLsGBvjrNc/TaX2Y e4Jux8yIxGsYMYW8fqbuRsk+lxjhLe4CgYct6kan21NoyprkooWZM42OKF9huMFew4UN obkKYA9IrzGL9VMGeihEqWb44mfqTHbqN4qRyWQq+vJTWQF8yQryLf5D8UDIWgThuOuw SBiy6wY7xGvSXoZ5ZqSO9j1ydgrWraXKhXYCYo6zOdmwQoro1LRc7fFFT0I5wy8WDa/2 s5xdoMcWC9u4zGBgXjq90BU0ViVdZQG/R6h9bugCkbED20dTHq3HmYx4c+uGRm7+9sf9 VBDw== X-Received: by 10.68.6.168 with SMTP id c8mr23249517pba.184.1368710298165; Thu, 16 May 2013 06:18:18 -0700 (PDT) Received: from localhost.localdomain ([122.166.13.141]) by mx.google.com with ESMTPSA id zy5sm6751152pbb.43.2013.05.16.06.18.11 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Thu, 16 May 2013 06:18:17 -0700 (PDT) From: Lad Prabhakar To: LMML Cc: LKML , DLOS , Mauro Carvalho Chehab , Hans Verkuil , Laurent Pinchart , "Lad, Prabhakar" , Guennadi Liakhovetski , Sylwester Nawrocki , Sakari Ailus , Grant Likely , Rob Herring , Rob Landley , devicetree-discuss@lists.ozlabs.org, linux-doc@vger.kernel.org, Kyungmin Park Subject: [PATCH RFC v2] media: OF: add sync-on-green endpoint property Date: Thu, 16 May 2013 18:48:07 +0530 Message-Id: <1368710287-8741-1-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 1.7.4.1 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Lad, Prabhakar This patch adds "sync-on-green" property as part of endpoint properties and also support to parse them in the parser. Signed-off-by: Lad, Prabhakar Cc: Hans Verkuil Cc: Laurent Pinchart Cc: Mauro Carvalho Chehab Cc: Guennadi Liakhovetski Cc: Sylwester Nawrocki Cc: Sakari Ailus Cc: Grant Likely Cc: Rob Herring Cc: Rob Landley Cc: devicetree-discuss@lists.ozlabs.org Cc: linux-doc@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: davinci-linux-open-source@linux.davincidsp.com Cc: Kyungmin Park --- Changes for v2: 1: Dropped "field-active" property as it same as existing "field-even-active" property. .../devicetree/bindings/media/video-interfaces.txt | 2 ++ drivers/media/v4l2-core/v4l2-of.c | 3 +++ include/media/v4l2-mediabus.h | 1 + 3 files changed, 6 insertions(+), 0 deletions(-) diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt index e022d2d..f91821f 100644 --- a/Documentation/devicetree/bindings/media/video-interfaces.txt +++ b/Documentation/devicetree/bindings/media/video-interfaces.txt @@ -101,6 +101,8 @@ Optional endpoint properties array contains only one entry. - clock-noncontinuous: a boolean property to allow MIPI CSI-2 non-continuous clock mode. +-sync-on-green: a boolean property indicating to sync with the green signal in + RGB. Example diff --git a/drivers/media/v4l2-core/v4l2-of.c b/drivers/media/v4l2-core/v4l2-of.c index aa59639..b51d61f 100644 --- a/drivers/media/v4l2-core/v4l2-of.c +++ b/drivers/media/v4l2-core/v4l2-of.c @@ -100,6 +100,9 @@ static void v4l2_of_parse_parallel_bus(const struct device_node *node, if (!of_property_read_u32(node, "data-shift", &v)) bus->data_shift = v; + if (of_get_property(node, "sync-on-green", &v)) + flags |= V4L2_MBUS_SYNC_ON_GREEN; + bus->flags = flags; } diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h index 83ae07e..cf2c66f9 100644 --- a/include/media/v4l2-mediabus.h +++ b/include/media/v4l2-mediabus.h @@ -40,6 +40,7 @@ #define V4L2_MBUS_FIELD_EVEN_HIGH (1 << 10) /* FIELD = 1/0 - Field1 (odd)/Field2 (even) */ #define V4L2_MBUS_FIELD_EVEN_LOW (1 << 11) +#define V4L2_MBUS_SYNC_ON_GREEN (1 << 12) /* Serial flags */ /* How many lanes the client can use */