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mxc_ipuv3_fb.c: enable a backlight on a panel

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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
1 changed files with 5 additions and 0 deletions
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5
drivers/video/imx/mxc_ipuv3_fb.c
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@@ -25,6 +25,7 @@
#include "mxcfb.h" #include "mxcfb.h"
#include "ipu_regs.h" #include "ipu_regs.h"
#include "display.h" #include "display.h"
#include <panel.h>
#include <dm.h> #include <dm.h>
#include <video.h> #include <video.h>
@@ -641,6 +642,7 @@ static int ipuv3_video_probe(struct udevice *dev)
#if defined(CONFIG_DISPLAY) #if defined(CONFIG_DISPLAY)
struct udevice *disp_dev; struct udevice *disp_dev;
#endif #endif
struct udevice *panel_dev;
u32 fb_start, fb_end; u32 fb_start, fb_end;
int ret; int ret;
@@ -667,6 +669,9 @@ static int ipuv3_video_probe(struct udevice *dev)
return ret; return ret;
} }
#endif #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->xsize = gmode->xres;
uc_priv->ysize = gmode->yres; uc_priv->ysize = gmode->yres;