On 15 August 2018 at 12:28, Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> wrote: > Hello ov5640 people, > this driver has received a lot of attention recently, and this series aims > to fix the CSI-2 interface startup on i.Mx6Q platforms. > > Please refer to the v2 cover letters for more background informations: > https://www.mail-archive.com/linux-media@xxxxxxxxxxxxxxx/msg133420.html > > This two patches alone allows the MIPI interface to startup properly, but in > order to capture good images (good as in 'not completely black') exposure and > gain handling should be fixed too. > Hugues Fruchet has a series in review that fixes that issues: > [PATCH v2 0/5] Fix OV5640 exposure & gain > > And I have re-based it on top of this two fixes here: > git://jmondi.org/linux ov5640/timings_exposure > > Steve Longerbeam tested that branch on his I.MX6q SabreSD board and confirms he > can now capture frames (I added his Tested-by tag to this patches). I have > verified the same on Engicam iCore I.MX6q and an Intel Atom based board. > > Ideally I would like to have these two fixes merged, and Hugues' ones then > applied on top. Of course, more testing on other platforms using CSI-2 is very > welcome. > > Thanks > j > > v2 -> v3: > - patch [2/2] was originally sent in a different series, compared to v2 it > removes entries from the blob array instead of adding more. > > Jacopo Mondi (2): > media: ov5640: Re-work MIPI startup sequence > media: ov5640: Fix timings setup code > > drivers/media/i2c/ov5640.c | 141 +++++++++++++++++++++++++++++---------------- > 1 file changed, 92 insertions(+), 49 deletions(-) > > -- > 2.7.4 > Thanks for this work. I've just tested this with a dragonboard-410c (MICPI/CSI) + OV5640 sensor. It works on my side for 1280*720, 1920*1080 and 2592*1944 formats. Tested-by: Loic Poulain <loic.poulain@xxxxxxxxxx>
