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| author | Giulio Benetti <giulio.benetti@benettiengineering.com> | 2020-04-08 17:10:19 +0200 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2020-04-18 12:54:43 +0200 |
| commit | 76f6bcd7428064b7c2b9609823732c1d5fb70e99 (patch) | |
| tree | 0e0d8760026c000aea86fed3ea5c847a445077b8 /drivers | |
| parent | 7c30d767b87250a82721c26623735edf920d20a9 (diff) | |
| download | u-boot-76f6bcd7428064b7c2b9609823732c1d5fb70e99.tar.gz u-boot-76f6bcd7428064b7c2b9609823732c1d5fb70e99.tar.bz2 u-boot-76f6bcd7428064b7c2b9609823732c1d5fb70e99.zip | |
video: mxsfb: enable setting ENABLE negative polarity
ENABLE 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')
| -rw-r--r-- | drivers/video/mxsfb.c | 3 |
1 files changed, 3 insertions, 0 deletions
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, ®s->hw_lcdif_vdctrl0); writel(timings->vback_porch.typ + timings->vfront_porch.typ + timings->vsync_len.typ + timings->vactive.typ, |