mxc_ipuv3_fb.c: enable a backlight on a panel

check if we get a panel device, if so, enable
the backlight on it.

Signed-off-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Heiko Schocher 2019-07-22 06:49:08 +02:00 committed by Anatolij Gustschin
parent f4ec1ae08e
commit 42a7ce27d9

View File

@ -25,6 +25,7 @@
#include "mxcfb.h"
#include "ipu_regs.h"
#include "display.h"
#include <panel.h>
#include <dm.h>
#include <video.h>
@ -641,6 +642,7 @@ static int ipuv3_video_probe(struct udevice *dev)
#if defined(CONFIG_DISPLAY)
struct udevice *disp_dev;
#endif
struct udevice *panel_dev;
u32 fb_start, fb_end;
int ret;
@ -667,6 +669,9 @@ static int ipuv3_video_probe(struct udevice *dev)
return ret;
}
#endif
ret = uclass_get_device(UCLASS_PANEL, 0, &panel_dev);
if (panel_dev)
panel_enable_backlight(panel_dev);
uc_priv->xsize = gmode->xres;
uc_priv->ysize = gmode->yres;