Messages in this thread Patch in this message | | | From | Benoit Parrot <> | Subject | [Patch v2 1/7] media: i2c: ov2659: Fix for image wrap-around in lower resolution | Date | Thu, 19 Sep 2019 15:39:49 -0500 |
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Based on recently found sensor configuration examples, it was discovered that when scaling and binning are used for the lower resolutions (i.e. 640x480, 320x240) the read offset has to be increased otherwise the image appears to be wrapped around.
Signed-off-by: Benoit Parrot <bparrot@ti.com> Signed-off-by: Jyri Sarha <jsarha@ti.com> --- drivers/media/i2c/ov2659.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/media/i2c/ov2659.c b/drivers/media/i2c/ov2659.c index f4ded0669ff9..17573257097d 100644 --- a/drivers/media/i2c/ov2659.c +++ b/drivers/media/i2c/ov2659.c @@ -661,7 +661,7 @@ static struct sensor_register ov2659_vga[] = { { REG_TIMING_HORIZ_FORMAT, 0x01 }, { 0x370a, 0x52 }, { REG_VFIFO_READ_START_H, 0x00 }, - { REG_VFIFO_READ_START_L, 0x80 }, + { REG_VFIFO_READ_START_L, 0xa0 }, { REG_ISP_CTRL02, 0x10 }, { REG_NULL, 0x00 }, }; @@ -709,7 +709,7 @@ static struct sensor_register ov2659_qvga[] = { { REG_TIMING_HORIZ_FORMAT, 0x01 }, { 0x370a, 0x52 }, { REG_VFIFO_READ_START_H, 0x00 }, - { REG_VFIFO_READ_START_L, 0x80 }, + { REG_VFIFO_READ_START_L, 0xa0 }, { REG_ISP_CTRL02, 0x10 }, { REG_NULL, 0x00 }, }; -- 2.17.1
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