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M28EVK: Add SD update command 

Add "update_sd_firmware" command to easily reload the SD card of
m28evk kit. This comes handy when the board boots from SD card.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
This commit is contained in:
Marek Vasut 2012-05-01 11:09:43 +00:00 committed by Albert ARIBAUD
parent b7154ec246
commit 9a0f98d397
1 changed files with 9 additions and 0 deletions
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9
include/configs/m28evk.h
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@ -289,6 +289,7 @@
#define CONFIG_EXTRA_ENV_SETTINGS \
"update_nand_full_filename=u-boot.nand\0" \
"update_nand_firmware_filename=u-boot.sb\0" \
"update_sd_firmware_filename=u-boot.sd\0" \
"update_nand_firmware_maxsz=0x100000\0" \
"update_nand_stride=0x40\0" /* MX28 datasheet ch. 12.12 */ \
"update_nand_count=0x4\0" /* MX28 datasheet ch. 12.12 */ \
@ -315,6 +316,14 @@
"nand erase ${fcb_sz} ${fw_sz} ; " \
"nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \
"nand write ${loadaddr} ${fw_off} ${filesize} ; " \
"fi\0" \
"update_sd_firmware=" /* Update the SD firmware partition */ \
"if mmc rescan ; then " \
"if tftp ${update_sd_firmware_filename} ; then " \
"setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \
"setexpr fw_sz ${fw_sz} + 1 ; " \
"mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
"fi ; " \
"fi\0"
#endif /* __M28_H__ */