blackfin: Fit u-boot image size into limited nor flash on blackfin.

- Disable NAND driver on bf537-stamp.
- Make MMC_SPI optional.
- Disable LCD driver on bf527-ezkit.
- Enlarge BF609 nor flash reserved size from 256k to 512k bytes.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Sonic Zhang <sonic.adi@gmail.com>
diff --git a/include/configs/bf527-ezkit.h b/include/configs/bf527-ezkit.h
index 7b51b53..db1b613 100644
--- a/include/configs/bf527-ezkit.h
+++ b/include/configs/bf527-ezkit.h
@@ -149,10 +149,15 @@
 #define CONFIG_MUSB_TIMEOUT 100000
 #endif
 
+/* Don't waste time transferring a logo over the UART */
+#if (CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_UART)
+/*# define CONFIG_VIDEO*/
+#endif
 
 /*
  * Video Settings
  */
+#ifdef CONFIG_VIDEO
 #ifdef CONFIG_BF527_EZKIT_REV_2_1
 # define CONFIG_LQ035Q1_SPI_BUS	0
 # define CONFIG_LQ035Q1_SPI_CS	7
@@ -166,7 +171,7 @@
 #else
 # define EASYLOGO_HEADER <asm/bfin_logo_230x230_lzma.h>
 #endif
-
+#endif /* CONFIG_VIDEO */
 
 /*
  * Misc Settings
@@ -175,11 +180,6 @@
 #define CONFIG_RTC_BFIN
 #define CONFIG_UART_CONSOLE	1
 
-/* Don't waste time transferring a logo over the UART */
-#if (CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_UART)
-# define CONFIG_VIDEO
-#endif
-
 
 /*
  * Pull in common ADI header for remaining command/environment setup