[U-Boot] [PATCH 2/4] Tegra: Medcom-Wide: Enable NAND and boot script support

[Thierry Reding]

Boot script support brings Medcom-Wide in line with other Tegra boards.
In order to enable booting a Linux kernel with initial ramdisk, also add
support for the new FIT image type.

Signed-off-by: Thierry Reding <thierry.reding at avionic-design.de>
---
 include/configs/medcom-wide.h | 34 ++++++++++++++++++++--------------
 1 file changed, 20 insertions(+), 14 deletions(-)

diff --git a/include/configs/medcom-wide.h b/include/configs/medcom-wide.h
index bae4ba0..ea8e83f 100644
--- a/include/configs/medcom-wide.h
+++ b/include/configs/medcom-wide.h
@@ -44,14 +44,29 @@
 #define CONFIG_BOARD_EARLY_INIT_F
 #define CONFIG_BOARD_LATE_INIT
 
-#define CONFIG_ENV_IS_NOWHERE
-
 /* SD/MMC */
 #define CONFIG_MMC
 #define CONFIG_GENERIC_MMC
 #define CONFIG_TEGRA_MMC
 #define CONFIG_CMD_MMC
 
+#define CONFIG_DOS_PARTITION
+#define CONFIG_EFI_PARTITION
+#define CONFIG_FS_EXT4
+#define CONFIG_FS_FAT
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_FS_GENERIC
+
+/* NAND support */
+#define CONFIG_CMD_NAND
+#define CONFIG_TEGRA_NAND
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+
+/* Environment in NAND, aligned to start of last sector */
+#define CONFIG_ENV_IS_IN_NAND
+#define CONFIG_ENV_OFFSET		(SZ_512M - SZ_128K) /* 128K sectors */
+
 /* USB host support */
 #define CONFIG_USB_EHCI
 #define CONFIG_USB_EHCI_TEGRA
@@ -66,18 +81,6 @@
 #define CONFIG_CMD_NET
 #define CONFIG_CMD_DHCP
 
-#define CONFIG_DOS_PARTITION
-#define CONFIG_EFI_PARTITION
-#define CONFIG_CMD_EXT2
-#define CONFIG_CMD_FAT
-
-#define CONFIG_FIT
-
-#define CONFIG_BOOTCOMMAND				\
-	"mmc rescan;"					\
-	"ext2load mmc 0 0x17000000 /boot/uImage;"	\
-	"bootm"
-
 /* LCD support */
 #define CONFIG_LCD
 #define CONFIG_PWM_TEGRA
@@ -85,6 +88,9 @@
 #define LCD_BPP LCD_COLOR16
 #define CONFIG_SYS_WHITE_ON_BLACK
 
+/* support the new (FDT-based) image format */
+#define CONFIG_FIT
+
 #include "tegra-common-post.h"
 
 #endif /* __CONFIG_H */
-- 
1.8.1.2