am335x_evm: Update config for common usage

- Add default commands
- Add HUSH parser
- Make environment, malloc areas larger
- Add ATAGS and OF_LIBFDT
- Add defaults to boot ramdisk and MMC, use uEnv.txt

Signed-off-by: Tom Rini <trini@ti.com>

diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index 2a3251bdd3c28c73a44164c6b712bdde6c0e62b7..46049b6ab9dbfe4024596e34bbe4b99102a2abb5 100644 (file)
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -17,10 +17,6 @@
 #define __CONFIG_AM335X_EVM_H
 
 #define CONFIG_AM33XX
-#define CONFIG_CMD_MEMORY      /* for mtest */
-#undef CONFIG_GZIP
-#undef CONFIG_ZLIB
-#undef CONFIG_SYS_HUSH_PARSER
 
 #include <asm/arch/cpu.h>
 #include <asm/arch/hardware.h>
@@ -28,23 +24,77 @@
 #define CONFIG_DMA_COHERENT
 #define CONFIG_DMA_COHERENT_SIZE       (1 << 20)
 
-#define CONFIG_ENV_SIZE                        0x400
-#define CONFIG_SYS_MALLOC_LEN          (CONFIG_ENV_SIZE + (8 * 1024))
+#define CONFIG_ENV_SIZE                        (128 << 10)     /* 128 KiB */
+#define CONFIG_SYS_MALLOC_LEN          (1024 << 10)
+#define CONFIG_SYS_LONGHELP            /* undef to save memory */
+#define CONFIG_SYS_HUSH_PARSER         /* use "hush" command parser */
 #define CONFIG_SYS_PROMPT              "U-Boot# "
 #define CONFIG_SYS_NO_FLASH
 #define MACH_TYPE_TIAM335EVM           3589    /* Until the next sync */
 #define CONFIG_MACH_TYPE               MACH_TYPE_TIAM335EVM
 
+#define CONFIG_OF_LIBFDT
+#define CONFIG_CMDLINE_TAG             /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+
+/* commands to include */
+#include <config_cmd_default.h>
+
 #define CONFIG_CMD_ASKENV
 #define CONFIG_VERSION_VARIABLE
 
 /* set to negative value for no autoboot */
 #define CONFIG_BOOTDELAY               3
-#define CONFIG_SYS_AUTOLOAD            "no"
-#define CONFIG_BOOTFILE                        "uImage"
 #define CONFIG_EXTRA_ENV_SETTINGS \
-       "verify=yes\0" \
-       "ramdisk_file=ramdisk.gz\0" \
+       "loadaddr=0x80200000\0" \
+       "fdtaddr=0x80F80000\0" \
+       "rdaddr=0x81000000\0" \
+       "bootfile=/boot/uImage\0" \
+       "console=ttyO0,115200n8\0" \
+       "optargs=\0" \
+       "mmcdev=0\0" \
+       "mmcroot=/dev/mmcblk0p2 rw\0" \
+       "mmcrootfstype=ext4 rootwait\0" \
+       "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
+       "ramrootfstype=ext2\0" \
+       "mmcargs=setenv bootargs console=${console} " \
+               "${optargs} " \
+               "root=${mmcroot} " \
+               "rootfstype=${mmcrootfstype}\0" \
+       "bootenv=uEnv.txt\0" \
+       "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
+       "importbootenv=echo Importing environment from mmc ...; " \
+               "env import -t $loadaddr $filesize\0" \
+       "ramargs=setenv bootargs console=${console} " \
+               "${optargs} " \
+               "root=${ramroot} " \
+               "rootfstype=${ramrootfstype}\0" \
+       "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
+       "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
+       "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
+       "mmcboot=echo Booting from mmc ...; " \
+               "run mmcargs; " \
+               "bootm ${loadaddr}\0" \
+       "ramboot=echo Booting from ramdisk ...; " \
+               "run ramargs; " \
+               "bootm ${loadaddr}\0" \
+
+#define CONFIG_BOOTCOMMAND \
+       "if mmc rescan ${mmcdev}; then " \
+               "echo SD/MMC found on device ${mmcdev};" \
+               "if run loadbootenv; then " \
+                       "echo Loaded environment from ${bootenv};" \
+                       "run importbootenv;" \
+               "fi;" \
+               "if test -n $uenvcmd; then " \
+                       "echo Running uenvcmd ...;" \
+                       "run uenvcmd;" \
+               "fi;" \
+               "if run loaduimage; then " \
+                       "run mmcboot;" \
+               "fi;" \
+       "fi;" \
 
 /* Clock Defines */
 #define V_OSCK                         24000000  /* Clock output from T2 */