diff mbox series

[v2,13/19] video: mxsfb: enable setting ENABLE negative polarity

Message ID 20200322224435.114512-14-giulio.benetti@benettiengineering.com
State Accepted
Commit 76f6bcd7428064b7c2b9609823732c1d5fb70e99
Headers show
Series i.MXRT1050 add LCDIF support | expand

Commit Message

Giulio Benetti March 22, 2020, 10:44 p.m. UTC 
ENABLE 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 | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 648e1c22fe..8a5a61c9fb 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -131,6 +131,9 @@  static void mxs_lcd_init(struct udevice *dev, u32 fb_addr,
 		vdctrl0 |= LCDIF_VDCTRL0_VSYNC_POL;
 	if(flags & DISPLAY_FLAGS_PIXDATA_NEGEDGE)
 		vdctrl0 |= LCDIF_VDCTRL0_DOTCLK_POL;
+	if(flags & DISPLAY_FLAGS_DE_HIGH)
+		vdctrl0 |= LCDIF_VDCTRL0_ENABLE_POL;
+
 	writel(vdctrl0, &regs->hw_lcdif_vdctrl0);
 	writel(timings->vback_porch.typ + timings->vfront_porch.typ +
 		timings->vsync_len.typ + timings->vactive.typ,