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- fix EDID mode filtering

Browse source 
- extend mxc_ipuv3_fb to enable backlight/display
 - include fb_base in global_data for DM_VIDEO
 - show frame buffer address via board info
   as used to be with legacy VIDEO support
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Merge tag 'video-for-2019.10-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-video

- fix EDID mode filtering
- extend mxc_ipuv3_fb to enable backlight/display
- include fb_base in global_data for DM_VIDEO
- show frame buffer address via board info
  as used to be with legacy VIDEO support
This commit is contained in:
Tom Rini 2019-07-30 19:19:54 -04:00
commit a239147fa2
4 changed files with 25 additions and 3 deletions
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2
cmd/bdinfo.c
View file

@ -328,7 +328,7 @@ static int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc,
print_num("reloc off", gd->reloc_off);
print_num("irq_sp", gd->irq_sp); /* irq stack pointer */
print_num("sp start ", gd->start_addr_sp);
#if defined(CONFIG_LCD) || defined(CONFIG_VIDEO)
#if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) || defined(CONFIG_DM_VIDEO)
print_num("FB base ", gd->fb_base);
#endif
/*

4
common/edid.c
View file

@ -202,7 +202,9 @@ int edid_get_timing_validate(u8 *buf, int buf_size,
timing);
else
timing_done = true;
break;
if (timing_done)
break;
}
}
if (!timing_done)

20
drivers/video/imx/mxc_ipuv3_fb.c
View file

@ -24,6 +24,8 @@
#include "ipu.h"
#include "mxcfb.h"
#include "ipu_regs.h"
#include "display.h"
#include <panel.h>
#include <dm.h>
#include <video.h>
@ -609,6 +611,7 @@ void *video_hw_init(void)
ret = mxcfb_probe(gpixfmt, gdisp, gmode);
debug("Framebuffer at 0x%x\n", (unsigned int)panel.frameAdrs);
gd->fb_base = panel.frameAdrs;
return (void *)&panel;
}
@ -636,6 +639,10 @@ static int ipuv3_video_probe(struct udevice *dev)
{
struct video_uc_platdata *plat = dev_get_uclass_platdata(dev);
struct video_priv *uc_priv = dev_get_uclass_priv(dev);
#if defined(CONFIG_DISPLAY)
struct udevice *disp_dev;
#endif
struct udevice *panel_dev;
u32 fb_start, fb_end;
int ret;
@ -654,6 +661,18 @@ static int ipuv3_video_probe(struct udevice *dev)
if (ret < 0)
return ret;
#if defined(CONFIG_DISPLAY)
ret = uclass_first_device(UCLASS_DISPLAY, &disp_dev);
if (disp_dev) {
ret = display_enable(disp_dev, 16, NULL);
if (ret < 0)
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;
uc_priv->bpix = LCD_MAX_LOG2_BPP;
@ -665,6 +684,7 @@ static int ipuv3_video_probe(struct udevice *dev)
mmu_set_region_dcache_behaviour(fb_start, fb_end - fb_start,
DCACHE_WRITEBACK);
video_set_flush_dcache(dev, true);
gd->fb_base = fb_start;
return 0;
}

2
include/asm-generic/global_data.h
View file

@ -33,7 +33,7 @@ typedef struct global_data {
/* We cannot bracket this with CONFIG_PCI due to mpc5xxx */
unsigned long pci_clk;
unsigned long mem_clk;
#if defined(CONFIG_LCD) || defined(CONFIG_VIDEO)
#if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) || defined(CONFIG_DM_VIDEO)
unsigned long fb_base; /* Base address of framebuffer mem */
#endif
#if defined(CONFIG_POST)