[PATCH 6/7] media: sun6i: Invert the polarities
Maxime Ripard
maxime.ripard at bootlin.com
Mon Mar 5 01:35:33 PST 2018
A good look at an oscilloscope and test with a camera have shown that the
polarity of all signals are actually reversed compared to the polarity
documented in the datasheet for the clock, HSYNC and VSYNC signals.
Signed-off-by: Maxime Ripard <maxime.ripard at bootlin.com>
---
drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
index e0b39ea641aa..a93bc25ff372 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
@@ -398,12 +398,12 @@ static void sun6i_csi_setup_bus(struct sun6i_csi_dev *sdev)
if (flags & V4L2_MBUS_FIELD_EVEN_LOW)
cfg |= CSI_IF_CFG_FIELD_POSITIVE;
- if (flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH)
+ if (flags & V4L2_MBUS_VSYNC_ACTIVE_LOW)
cfg |= CSI_IF_CFG_VREF_POL_POSITIVE;
- if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH)
+ if (flags & V4L2_MBUS_HSYNC_ACTIVE_LOW)
cfg |= CSI_IF_CFG_HREF_POL_POSITIVE;
- if (flags & V4L2_MBUS_PCLK_SAMPLE_FALLING)
+ if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING)
cfg |= CSI_IF_CFG_CLK_POL_FALLING_EDGE;
break;
case V4L2_MBUS_BT656:
--
2.14.3
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