ARM: at91sam9m10g45ek: add mmc environment configuration support

In this configuration the environment will save in file: uboot.env of
mmc card.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>

diff --git a/boards.cfg b/boards.cfg
index 8b1177c36e395a24b90485867a5bc493b90e4d0d..866f51287bfe52d625644146418c58f1acc8881e 100644 (file)
--- a/boards.cfg
+++ b/boards.cfg
@@ -102,6 +102,7 @@ Active  arm         arm926ejs      at91        atmel           at91sam9263ek
 Active  arm         arm926ejs      at91        atmel           at91sam9263ek       at91sam9263ek_norflash                at91sam9263ek:AT91SAM9263,SYS_USE_NORFLASH                                                                                        Stelian Pop <stelian@popies.net>
 Active  arm         arm926ejs      at91        atmel           at91sam9263ek       at91sam9263ek_norflash_boot           at91sam9263ek:AT91SAM9263,SYS_USE_BOOT_NORFLASH                                                                                   Stelian Pop <stelian@popies.net>
 Active  arm         arm926ejs      at91        atmel           at91sam9m10g45ek    at91sam9m10g45ek_nandflash            at91sam9m10g45ek:AT91SAM9M10G45,SYS_USE_NANDFLASH                                                                                 Bo Shen<voice.shen@atmel.com>
+Active  arm         arm926ejs      at91        atmel           at91sam9m10g45ek    at91sam9m10g45ek_mmc                  at91sam9m10g45ek:AT91SAM9M10G45,SYS_USE_MMC                                                                                       Bo Shen<voice.shen@atmel.com>
 Active  arm         arm926ejs      at91        atmel           at91sam9n12ek       at91sam9n12ek_mmc                     at91sam9n12ek:AT91SAM9N12,SYS_USE_MMC                                                                                             Josh Wu <josh.wu@atmel.com>
 Active  arm         arm926ejs      at91        atmel           at91sam9n12ek       at91sam9n12ek_nandflash               at91sam9n12ek:AT91SAM9N12,SYS_USE_NANDFLASH                                                                                       Josh Wu <josh.wu@atmel.com>
 Active  arm         arm926ejs      at91        atmel           at91sam9n12ek       at91sam9n12ek_spiflash                at91sam9n12ek:AT91SAM9N12,SYS_USE_SPIFLASH                                                                                        Josh Wu <josh.wu@atmel.com>

diff --git a/include/configs/at91sam9m10g45ek.h b/include/configs/at91sam9m10g45ek.h
index 61f7bc20799bdc7a95183cecbf56e5154c2080ce..341b21df270c305a767fb2a0aad78c6696b96d9f 100644 (file)
--- a/include/configs/at91sam9m10g45ek.h
+++ b/include/configs/at91sam9m10g45ek.h
@@ -148,6 +148,7 @@
 #define CONFIG_SYS_MEMTEST_START       CONFIG_SYS_SDRAM_BASE
 #define CONFIG_SYS_MEMTEST_END         0x23e00000
 
+#ifdef CONFIG_SYS_USE_NANDFLASH
 /* bootstrap + u-boot + env in nandflash */
 #define CONFIG_ENV_IS_IN_NAND
 #define CONFIG_ENV_OFFSET              0xc0000
@@ -163,6 +164,24 @@
        "256k(env),256k(env_redundant),256k(spare),"                    \
        "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
        "root=/dev/mtdblock7 rw rootfstype=jffs2"
+#elif CONFIG_SYS_USE_MMC
+/* bootstrap + u-boot + env + linux in mmc */
+#define FAT_ENV_INTERFACE      "mmc"
+#define FAT_ENV_DEVICE         0
+#define FAT_ENV_PART           1
+#define FAT_ENV_FILE           "uboot.env"
+#define CONFIG_ENV_IS_IN_FAT
+#define CONFIG_FAT_WRITE
+#define CONFIG_ENV_SIZE                0x4000
+
+#define CONFIG_BOOTARGS                "console=ttyS0,115200 " \
+                               "mtdparts=atmel_nand:" \
+                               "8M(bootstrap/uboot/kernel)ro,-(rootfs) " \
+                               "root=/dev/mmcblk0p2 rw rootwait"
+#define CONFIG_BOOTCOMMAND     "fatload mmc 0:1 0x71000000 dtb; " \
+                               "fatload mmc 0:1 0x72000000 zImage; " \
+                               "bootz 0x72000000 - 0x71000000"
+#endif
 
 #define CONFIG_BAUDRATE                        115200