[PATCH v3 11/19] video: mxsfb: enable setting VSYNC negative polarity

[Giulio Benetti]

VSYNC signal can now be flipped by writing its bitmask on vdctrl0
register.

Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
---
 drivers/video/mxsfb.c | 2 ++
 1 file changed, 2 insertions(+)

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, &regs->hw_lcdif_vdctrl0);
 	writel(timings->vback_porch.typ + timings->vfront_porch.typ +
 		timings->vsync_len.typ + timings->vactive.typ,
-- 
2.20.1