From 606668af960b903e9cd121470ab8335e030b56c0 Mon Sep 17 00:00:00 2001 From: Giulio Benetti Date: Wed, 8 Apr 2020 17:10:17 +0200 Subject: [PATCH] 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 Reviewed-by: Anatolij Gustschin --- drivers/video/mxsfb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c index 9912cf3..4d33e24 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, -- 2.7.4