[U-Boot] [PATCH 29/31] M28: Add NAND update scripts

Marek Vasut
2011-09-08T20:42:57Z

Add "update_nand_full" and "update_nand_firmware" scripts to make NAND bootable
or update NAND firmware.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
---
include/configs/m28evk.h | 34 ++++++++++++++++++++++++++++++++++
1 files changed, 34 insertions(+), 0 deletions(-)

diff --git a/include/configs/m28evk.h b/include/configs/m28evk.h
index c120c63..5ca5f98 100644
--- a/include/configs/m28evk.h
+++ b/include/configs/m28evk.h
@@ -239,4 +239,38 @@
#define CONFIG_LOADADDR 0x42000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR

+/*
+ * Extra Environments
+ */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "update_nand_full_filename=u-boot.nand\0" \
+ "update_nand_firmware_filename=u-boot.sb\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 */ \
+ "update_nand_get_fcb_size=" /* Get size of FCB blocks */ \
+ "nand device 0 ; " \
+ "nand info ; " \
+ "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \
+ "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \
+ "update_nand_full=" /* Update FCB, DBBT and FW */ \
+ "if tftp ${update_nand_full_filename} ; then " \
+ "run update_nand_get_fcb_size ; " \
+ "nand scrub.quiet 0x0 ${filesize} ; " \
+ "nand write.raw ${loadaddr} 0x0 ${update_nand_fcb} ; " \
+ "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \
+ "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \
+ "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \
+ "fi\0" \
+ "update_nand_firmware=" /* Update only firmware */ \
+ "if tftp ${update_nand_firmware_filename} ; then " \
+ "run update_nand_get_fcb_size ; " \
+ "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \
+ "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; " \
+ "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \
+ "nand erase ${fcb_sz} ${fw_sz} ; " \
+ "nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \
+ "nand write ${loadaddr} ${fw_off} ${filesize} ; " \
+ "fi\0"
+
#endif /* __M28_H__ */
--
1.7.5.4