[U-Boot] [PATCH V2] MX5: Make IPU display output and pixel format configurable

Marek Vasut marek.vasut at gmail.com
Tue Sep 27 14:43:40 CEST 2011


Signed-off-by: Marek Vasut <marek.vasut at gmail.com>
Cc: Stefano Babic <sbabic at denx.de>
---
 board/ttcontrol/vision2/vision2.c |    6 ++++--
 drivers/video/mxc_ipuv3_fb.c      |    9 +++++----
 2 files changed, 9 insertions(+), 6 deletions(-)

V2: Configure the LCD via mx51_fb_init

diff --git a/board/ttcontrol/vision2/vision2.c b/board/ttcontrol/vision2/vision2.c
index ebca7b6..4565d1d 100644
--- a/board/ttcontrol/vision2/vision2.c
+++ b/board/ttcontrol/vision2/vision2.c
@@ -39,11 +39,13 @@
 #include <mc13892.h>
 #include <linux/fb.h>
 
+#include <../drivers/video/ipu.h>
+
 DECLARE_GLOBAL_DATA_PTR;
 
 static u32 system_rev;
 
-extern int mx51_fb_init(struct fb_videomode *mode);
+extern int mx51_fb_init(struct fb_videomode *, uint8_t, uint32_t);
 
 static struct fb_videomode nec_nl6448bc26_09c = {
 	"NEC_NL6448BC26-09C",
@@ -646,7 +648,7 @@ 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 a66981c..3fa8b8e 100644
--- a/drivers/video/mxc_ipuv3_fb.c
+++ b/drivers/video/mxc_ipuv3_fb.c
@@ -526,7 +526,8 @@ 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;
@@ -550,7 +551,7 @@ 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);
@@ -625,7 +626,7 @@ void lcd_ctrl_init(void *lcdbase)
 	memset(lcdbase, 0, mem_len);
 }
 
-int mx51_fb_init(struct fb_videomode *mode)
+int mx51_fb_init(struct fb_videomode *mode, uint8_t disp, uint32_t pixfmt)
 {
 	int ret;
 
@@ -636,7 +637,7 @@ int mx51_fb_init(struct fb_videomode *mode)
 	lcd_base += 56;
 
 	debug("Framebuffer at 0x%x\n", (unsigned int)lcd_base);
-	ret = mxcfb_probe(IPU_PIX_FMT_RGB666, mode);
+	ret = mxcfb_probe(pixfmt, disp, mode);
 
 	return ret;
 }
-- 
1.7.5.4



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