diff options
| author | Giulio Benetti <[email protected]> | 2020-04-08 17:10:17 +0200 |
|---|---|---|
| committer | Stefano Babic <[email protected]> | 2020-04-18 12:54:43 +0200 |
| commit | 606668af960b903e9cd121470ab8335e030b56c0 (patch) | |
| tree | fb387db4f940652956c8f5efb417e43f1a8e6958 /drivers | |
| parent | e121e00352215834d45a2b5eec82a1feaac310df (diff) | |
video: mxsfb: enable setting VSYNC negative polarity
VSYNC signal can now be flipped by writing its bitmask on vdctrl0
register.
Signed-off-by: Giulio Benetti <[email protected]>
Reviewed-by: Anatolij Gustschin <[email protected]>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/mxsfb.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c index 9912cf3d820..4d33e24e1ae 100644 --- a/drivers/video/mxsfb.c +++ b/drivers/video/mxsfb.c @@ -127,6 +127,8 @@ static void mxs_lcd_init(struct udevice *dev, u32 fb_addr, if(flags & DISPLAY_FLAGS_HSYNC_HIGH) vdctrl0 |= LCDIF_VDCTRL0_HSYNC_POL; + if(flags & DISPLAY_FLAGS_VSYNC_HIGH) + vdctrl0 |= LCDIF_VDCTRL0_VSYNC_POL; writel(vdctrl0, ®s->hw_lcdif_vdctrl0); writel(timings->vback_porch.typ + timings->vfront_porch.typ + timings->vsync_len.typ + timings->vactive.typ, |