arm, davinci: add cam_enc_4xx support

- DM368 SOC
- booting with spl not with UBL from TI
- before loading u-boot from NAND into RAM, test
  the RAM with the post memory test. If error
  is found, switch all LEDs on and halt system.
- SPI Flash
  Dataflash Typ: M25PE80
- Ethernet DM9161BI
- MMC
- USB

Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/tools/ublimage.h b/tools/ublimage.h
index 93ec8ee..e440625 100644
--- a/tools/ublimage.h
+++ b/tools/ublimage.h
@@ -66,7 +66,7 @@
 #define UBL_IMAGE_SIZE              (0x00003800u)
 
 /* one NAND block */
-#define UBL_BLOCK_SIZE 512
+#define UBL_BLOCK_SIZE 2048
 
 /* from sprufg5a.pdf Table 109 */
 struct ubl_header {