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malta: store environment in flash 

Allow the environment to be stored in the monitor flash of a Malta
board. The environment is stored in the final 128KB of the flash, which
both leaves the majority of the flash available for U-boot code and also
matches the location which YAMON uses.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
This commit is contained in:
Paul Burton 2013-11-08 11:18:56 +00:00 committed by Daniel Schwierzeck
parent 3ced12a06b
commit fba6f45cdc
1 changed files with 9 additions and 6 deletions
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15
include/configs/malta.h
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@ -83,12 +83,6 @@
#define CONFIG_SYS_NS16550_COM2 CKSEG1ADDR(MALTA_MSC01_UART0_BASE)
#define CONFIG_CONS_INDEX 1
/*
* Environment
*/
#define CONFIG_ENV_IS_NOWHERE
#define CONFIG_ENV_SIZE 0x10000
/*
* Flash configuration
*/
@ -99,6 +93,15 @@
#define CONFIG_FLASH_CFI_DRIVER
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
/*
* Environment
*/
#define CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_SECT_SIZE 0x20000
#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
#define CONFIG_ENV_ADDR \
(CONFIG_SYS_FLASH_BASE + (4 << 20) - CONFIG_ENV_SIZE)
/*
* Commands
*/