mpc5121ads: add JFFS2 and MTDPARTS support; adjust flash map

Signed-off-by: Wolfgang Denk <wd@denx.de>

diff --git a/include/configs/mpc5121ads.h b/include/configs/mpc5121ads.h
index 2ef3ff1..76f174d 100644 (file)
--- a/include/configs/mpc5121ads.h
+++ b/include/configs/mpc5121ads.h
@@ -203,7 +203,8 @@
  * NAND FLASH
  * drivers/mtd/nand/mpc5121_nfc.c (rev 2 silicon only)
  */
-#define CONFIG_CMD_NAND
+#define CONFIG_CMD_NAND                                        /* enable NAND support */
+#define CONFIG_JFFS2_NAND                              /* with JFFS2 on it */
 #define CONFIG_NAND_MPC5121_NFC
 #define CONFIG_SYS_NAND_BASE            0x40000000
 
@@ -367,23 +368,52 @@
 #include <config_cmd_default.h>
 
 #define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DATE
 #define CONFIG_CMD_DHCP
+#define CONFIG_CMD_EEPROM
+#define CONFIG_CMD_EXT2
 #define CONFIG_CMD_I2C
+#define CONFIG_CMD_IDE
+#define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_NFS
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_REGINFO
-#define CONFIG_CMD_EEPROM
-#define CONFIG_CMD_DATE
+
 #undef CONFIG_CMD_FUSE
-#define CONFIG_CMD_IDE
-#define CONFIG_CMD_EXT2
 
 #if defined(CONFIG_PCI)
 #define CONFIG_CMD_PCI
 #endif
 
-#if defined(CONFIG_CMD_IDE)
+/*
+ * Dynamic MTD partition support
+ */
+#define CONFIG_CMD_MTDPARTS
+#define CONFIG_MTD_DEVICE              /* needed for mtdparts commands */
+#define CONFIG_FLASH_CFI_MTD
+#define MTDIDS_DEFAULT         "nor0=fc000000.flash,nand0=mpc5121.nand"
+
+/*
+ * NOR flash layout:
+ *
+ * FC000000 - FEABFFFF 42.75 MiB       User Data
+ * FEAC0000 - FFABFFFF  16 MiB         Root File System
+ * FFAC0000 - FFEBFFFF   4 MiB         Linux Kernel
+ * FFEC0000 - FFEFFFFF 256 KiB         Device Tree
+ * FFF00000 - FFFFFFFF   1 MiB         U-Boot (up to 512 KiB) and 2 x * env
+ *
+ * NAND flash layout: one big partition
+ */
+#define MTDPARTS_DEFAULT       "mtdparts=fc000000.flash:43776k(user)," \
+                                               "16m(rootfs),"          \
+                                               "4m(kernel),"           \
+                                               "256k(dtb),"            \
+                                               "1m(u-boot);"           \
+                                       "mpc5121.nand:-(data)"
+
+
+#if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_EXT2)
 #define CONFIG_DOS_PARTITION
 #define CONFIG_MAC_PARTITION
 #define CONFIG_ISO_PARTITION
@@ -476,9 +506,9 @@
        "fdt_addr_r=880000\0"                                           \
        "ramdisk_addr_r=900000\0"                                       \
        "u-boot_addr=FFF00000\0"                                        \
-       "kernel_addr=FFC40000\0"                                        \
+       "kernel_addr=FFAC0000\0"                                        \
        "fdt_addr=FFEC0000\0"                                           \
-       "ramdisk_addr=FC040000\0"                                       \
+       "ramdisk_addr=FEAC0000\0"                                       \
        "ramdiskfile=mpc5121ads/uRamdisk\0"                             \
        "u-boot=mpc5121ads/u-boot.bin\0"                                \
        "bootfile=mpc5121ads/uImage\0"                                  \