video: mb862xx-i2c: fix for reliable decoder register access

Increase delay when polling for tx status. This fixes
the unreliable video decoder i2c register access.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
diff --git a/drivers/video/mb862xx/mb862xx-i2c.c b/drivers/video/mb862xx/mb862xx-i2c.c
index b953099..934081d 100644
--- a/drivers/video/mb862xx/mb862xx-i2c.c
+++ b/drivers/video/mb862xx/mb862xx-i2c.c
@@ -23,7 +23,7 @@
 	u32 reg;
 
 	do {
-		udelay(1);
+		udelay(10);
 		reg = inreg(i2c, GC_I2C_BCR);
 		if (reg & (I2C_INT | I2C_BER))
 			break;