From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lad Prabhakar 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> Return-path: Sender: linux-media-owner@vger.kernel.org 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 List-Id: devicetree@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 */ -- 1.7.4.1