diff options
| author | Giulio Benetti <giulio.benetti@benettiengineering.com> | 2020-04-08 18:10:17 +0300 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2020-04-18 13:54:43 +0300 |
| commit | 606668af960b903e9cd121470ab8335e030b56c0 (patch) | |
| tree | fb387db4f940652956c8f5efb417e43f1a8e6958 /drivers/video/mxsfb.c | |
| parent | e121e00352215834d45a2b5eec82a1feaac310df (diff) | |
| download | u-boot-606668af960b903e9cd121470ab8335e030b56c0.tar.xz | |
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 <giulio.benetti@benettiengineering.com>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
Diffstat (limited to 'drivers/video/mxsfb.c')
| -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 9912cf3d82..4d33e24e1a 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, |