From patchwork Wed May 15 12:52:29 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lad, Prabhakar" X-Patchwork-Id: 2572341 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 D99423FC5A for ; Wed, 15 May 2013 12:53:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932559Ab3EOMw4 (ORCPT ); Wed, 15 May 2013 08:52:56 -0400 Received: from mail-pb0-f45.google.com ([209.85.160.45]:40035 "EHLO mail-pb0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932490Ab3EOMwy (ORCPT ); Wed, 15 May 2013 08:52:54 -0400 Received: by mail-pb0-f45.google.com with SMTP id mc8so1356650pbc.4 for ; Wed, 15 May 2013 05:52:54 -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=1kZjLeyAniKJdgFNmFP2Wa1MCk3pLSEE1qoCN7j26BM=; b=jWr3Z2ZU81hODaAImyK+Oj3ogTTH8sAzkDjl22UCLUFKDFeTI2Z3/gjfVJNSnNWxif Lt2r77bInIBoxCRbxB9sq7epmbnx3HDKejx5ZstENrt3y5XfxMJP9mn/vUyVqfjRpHEh IDC8xUiLfU1/vE+eUCJ1LzGwJcSb310AZZAlkmGkAetsWU6Lw7zUKkg+wurLniUPZTOd t8xnE/rTAvuXVs1UTsmxYg6wGntRG3PGFnQ3ULByQ+Z1i3o+y33gWxoMREfj6eiD1blt tSbl+4sw5HG/W7lumTwjmR4LYk3j7Cl4raRL4X95+5tmWSuvz1g19o7yornKFe+U+gWq HNFg== X-Received: by 10.66.74.170 with SMTP id u10mr39621762pav.202.1368622373959; Wed, 15 May 2013 05:52:53 -0700 (PDT) Received: from localhost.localdomain ([59.98.240.128]) by mx.google.com with ESMTPSA id vb8sm2777089pbc.11.2013.05.15.05.52.43 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Wed, 15 May 2013 05:52:52 -0700 (PDT) From: Lad Prabhakar To: LMML Cc: LKML , DLOS , "Lad, Prabhakar" , Hans Verkuil , Laurent Pinchart , Mauro Carvalho Chehab , 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] media: OF: add field-active and sync-on-green endpoint properties Date: Wed, 15 May 2013 18:22:29 +0530 Message-Id: <1368622349-32185-1-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 "field-active" and "sync-on-green" 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 --- .../devicetree/bindings/media/video-interfaces.txt | 4 ++++ drivers/media/v4l2-core/v4l2-of.c | 6 ++++++ include/media/v4l2-mediabus.h | 2 ++ 3 files changed, 12 insertions(+), 0 deletions(-) diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt index e022d2d..6bf87d0 100644 --- a/Documentation/devicetree/bindings/media/video-interfaces.txt +++ b/Documentation/devicetree/bindings/media/video-interfaces.txt @@ -101,6 +101,10 @@ Optional endpoint properties array contains only one entry. - clock-noncontinuous: a boolean property to allow MIPI CSI-2 non-continuous clock mode. +-field-active: a boolean property indicating active high filed ID output + polarity is inverted. +-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..1d59455 100644 --- a/drivers/media/v4l2-core/v4l2-of.c +++ b/drivers/media/v4l2-core/v4l2-of.c @@ -100,6 +100,12 @@ 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, "field-active", &v)) + flags |= V4L2_MBUS_FIELD_ACTIVE; + + if (of_get_property(node, "sync-on-green", &v)) + flags |= V4L2_MBUS_SOG; + bus->flags = flags; } diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h index 83ae07e..b95553d 100644 --- a/include/media/v4l2-mediabus.h +++ b/include/media/v4l2-mediabus.h @@ -40,6 +40,8 @@ #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_FIELD_ACTIVE (1 << 12) +#define V4L2_MBUS_SOG (1 << 13) /* Serial flags */ /* How many lanes the client can use */