Anatolij,
On Tue, May 8, 2012 at 4:35 PM, Fabio Estevam festevam@gmail.com wrote:
Thanks for your suggestion. Increasing CONFIG_SYS_MALLOC_LEN does not fix the issue.
Below is my patch and some more debug information.
As you can see mode->xres is getting a weird value instead of '800' that I pass in the fb_videomode struct.
diff --git a/board/freescale/mx51evk/mx51evk.c b/board/freescale/mx51evk/mx51evk.c index b505a71..a6cf64a 100644 --- a/board/freescale/mx51evk/mx51evk.c +++ b/board/freescale/mx51evk/mx51evk.c @@ -36,6 +36,8 @@ #include <fsl_pmic.h> #include <mc13892.h> #include <usb/ehci-fsl.h> +#include <linux/fb.h> +#include <ipu_pixfmt.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -453,6 +455,27 @@ int board_mmc_init(bd_t *bis) } #endif
+static struct fb_videomode claa_wvga = { + .name = "CLAA07LC0ACW", + .refresh = 57, + .xres = 800, + .yres = 480, + .pixclock = 37037, + .left_margin = 40, + .right_margin = 60, + .upper_margin = 10, + .lower_margin = 10, + .hsync_len = 20, + .vsync_len = 10, + .sync = 0, + .vmode = FB_VMODE_NONINTERLACED +}; + +void lcd_enable(void) +{ + mx51_fb_init(&claa_wvga, 1, IPU_PIX_FMT_RGB565); +} + int board_early_init_f(void) { setup_iomux_uart(); diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c index 1bee54c..c640838 100644 --- a/drivers/video/mxc_ipuv3_fb.c +++ b/drivers/video/mxc_ipuv3_fb.c @@ -26,6 +26,7 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ +#define DEBUG
#include <common.h> #include <asm/errno.h> @@ -66,6 +67,8 @@ void fb_videomode_to_var(struct fb_var_screeninfo *var, var->vsync_len = mode->vsync_len; var->sync = mode->sync; var->vmode = mode->vmode & FB_VMODE_MASK; + + printf("%s mode->xres: %d\n", __func__, mode->xres); }
/* @@ -542,8 +545,15 @@ static int mxcfb_probe(u32 interface_pix_fmt, uint8_t disp, fb_videomode_to_var(&fbi->var, mode); fbi->var.bits_per_pixel = 16; fbi->fix.line_length = fbi->var.xres * (fbi->var.bits_per_pixel / 8); + + printf("fbi->var.xres: %d\n", fbi->var.xres); + printf("fbi->var.bits_per_pixel /8 : %d\n", fbi->var.bits_per_pixel / 8); + printf("fbi->fix.line_length: %d\n", fbi->fix.line_length); + fbi->fix.smem_len = fbi->var.yres_virtual * fbi->fix.line_length;
+ printf("fbi->fix.smem_len: %d\n", fbi->fix.smem_len); + mxcfb_check_var(&fbi->var, fbi);
/* Default Y virtual size is 2x panel size */ diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h index 1477b21..e4240ba 100644 --- a/include/configs/mx51evk.h +++ b/include/configs/mx51evk.h @@ -51,7 +51,7 @@ /* * Size of malloc() pool */ -#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * 1024 * 1024) +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 10 * 1024 * 1024)
#define CONFIG_BOARD_LATE_INIT
@@ -123,6 +123,17 @@ #define CONFIG_MXC_USB_PORTSC PORT_PTS_ULPI #define CONFIG_MXC_USB_FLAGS MXC_EHCI_POWER_PINS_ENABLED
+/* Framebuffer and LCD */ +#define CONFIG_PREBOOT +#define CONFIG_VIDEO +#define CONFIG_VIDEO_MX5 +#define CONFIG_CFB_CONSOLE +#define CONFIG_VGA_AS_SINGLE_DEVICE +#define CONFIG_VIDEO_BMP_RLE8 +#define CONFIG_SPLASH_SCREEN +#define CONFIG_CMD_BMP +#define CONFIG_BMP_16BPP + /* allow to overwrite serial and ethaddr */ #define CONFIG_ENV_OVERWRITE #define CONFIG_CONS_INDEX 1