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authorMarek Vasut <marek.vasut@gmail.com>2011-10-06 00:25:03 +0200
committerAnatolij Gustschin <agust@denx.de>2011-10-13 12:26:31 +0200
commit02ae1a1860af28164b41e0b29e53e1a1ee913225 (patch)
tree016d65cb7ea85e5d01a1727feb8505382a2d825b
parent92a98a4a399801ccebeece3e2f3ab83ee4efe9c7 (diff)
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MX5: Make IPU display output and pixel format configurable
Signed-off-by: Marek Vasut <marek.vasut@gmail.com> Signed-off-by: Stefano Babic <sbabic@denx.de> Tested-by: Stefano Babic <sbabic@denx.de> Signed-off-by: Anatolij Gustschin <agust@denx.de>
-rw-r--r--board/ttcontrol/vision2/vision2.c6
-rw-r--r--drivers/video/mxc_ipuv3_fb.c15
-rw-r--r--include/ipu_pixfmt.h5
3 files changed, 18 insertions, 8 deletions
diff --git a/board/ttcontrol/vision2/vision2.c b/board/ttcontrol/vision2/vision2.c
index ca0c100..e496f64 100644
--- a/board/ttcontrol/vision2/vision2.c
+++ b/board/ttcontrol/vision2/vision2.c
@@ -39,12 +39,12 @@
#include <mc13892.h>
#include <linux/fb.h>
+#include <ipu_pixfmt.h>
+
DECLARE_GLOBAL_DATA_PTR;
static u32 system_rev;
-extern int mx51_fb_init(struct fb_videomode *mode);
-
static struct fb_videomode nec_nl6448bc26_09c = {
"NEC_NL6448BC26-09C",
60, /* Refresh */
@@ -610,7 +610,7 @@ void lcd_enable(void)
gpio_set_value(2, 1);
mxc_request_iomux(MX51_PIN_GPIO1_2, IOMUX_CONFIG_ALT0);
- ret = mx51_fb_init(&nec_nl6448bc26_09c);
+ ret = mx51_fb_init(&nec_nl6448bc26_09c, 0, IPU_PIX_FMT_RGB666);
if (ret)
puts("LCD cannot be configured\n");
}
diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c
index eafacef..1bee54c 100644
--- a/drivers/video/mxc_ipuv3_fb.c
+++ b/drivers/video/mxc_ipuv3_fb.c
@@ -44,7 +44,9 @@ static int mxcfb_unmap_video_memory(struct fb_info *fbi);
/* graphics setup */
static GraphicDevice panel;
-struct fb_videomode *gmode;
+static struct fb_videomode *gmode;
+static uint8_t gdisp;
+static uint32_t gpixfmt;
void fb_videomode_to_var(struct fb_var_screeninfo *var,
const struct fb_videomode *mode)
@@ -499,7 +501,8 @@ static struct fb_info *mxcfb_init_fbinfo(void)
*
* @return Appropriate error code to the kernel common code
*/
-static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode)
+static int mxcfb_probe(u32 interface_pix_fmt, uint8_t disp,
+ struct fb_videomode *mode)
{
struct fb_info *fbi;
struct mxcfb_info *mxcfbi;
@@ -523,7 +526,7 @@ static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode)
mxcfbi->blank = FB_BLANK_POWERDOWN;
}
- mxcfbi->ipu_di = 0;
+ mxcfbi->ipu_di = disp;
ipu_disp_set_global_alpha(mxcfbi->ipu_ch, 1, 0x80);
ipu_disp_set_color_key(mxcfbi->ipu_ch, 0, 0);
@@ -581,7 +584,7 @@ void *video_hw_init(void)
if (ret)
puts("Error initializing IPU\n");
- ret = mxcfb_probe(IPU_PIX_FMT_RGB666, gmode);
+ ret = mxcfb_probe(gpixfmt, gdisp, gmode);
debug("Framebuffer at 0x%x\n", (unsigned int)panel.frameAdrs);
return (void *)&panel;
@@ -596,9 +599,11 @@ void video_set_lut(unsigned int index, /* color number */
return;
}
-int mx51_fb_init(struct fb_videomode *mode)
+int mx51_fb_init(struct fb_videomode *mode, uint8_t disp, uint32_t pixfmt)
{
gmode = mode;
+ gdisp = disp;
+ gpixfmt = pixfmt;
return 0;
}
diff --git a/include/ipu_pixfmt.h b/include/ipu_pixfmt.h
index 0497bff..656f605 100644
--- a/include/ipu_pixfmt.h
+++ b/include/ipu_pixfmt.h
@@ -28,6 +28,9 @@
#ifndef __IPU_PIXFMT_H__
#define __IPU_PIXFMT_H__
+#include <linux/list.h>
+#include <linux/fb.h>
+
/* IPU Pixel format definitions */
#define fourcc(a, b, c, d)\
(((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
@@ -73,4 +76,6 @@
#define IPU_PIX_FMT_YVU422P fourcc('Y', 'V', '1', '6') /*< 16 YVU 4:2:2 */
#define IPU_PIX_FMT_YUV422P fourcc('4', '2', '2', 'P') /*< 16 YUV 4:2:2 */
+int mx51_fb_init(struct fb_videomode *mode, uint8_t disp, uint32_t pixfmt);
+
#endif