diff options
Diffstat (limited to 'board/altera/nios2-generic/nios2-generic.c')
| -rw-r--r-- | board/altera/nios2-generic/nios2-generic.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/board/altera/nios2-generic/nios2-generic.c b/board/altera/nios2-generic/nios2-generic.c index 89848cf041..220a4c44a4 100644 --- a/board/altera/nios2-generic/nios2-generic.c +++ b/board/altera/nios2-generic/nios2-generic.c @@ -24,12 +24,28 @@ #include <common.h> #include <netdev.h> +#include <mtd/cfi_flash.h> +#include <asm/io.h> void text_base_hook(void); /* nop hook for text_base.S */ +#if defined(CONFIG_ENV_IS_IN_FLASH) && defined(CONFIG_ENV_ADDR) +static void __early_flash_cmd_reset(void) +{ + /* reset flash before we read env */ + writeb(AMD_CMD_RESET, CONFIG_ENV_ADDR); + writeb(FLASH_CMD_RESET, CONFIG_ENV_ADDR); +} +void early_flash_cmd_reset(void) + __attribute__((weak,alias("__early_flash_cmd_reset"))); +#endif + int board_early_init_f(void) { text_base_hook(); +#if defined(CONFIG_ENV_IS_IN_FLASH) && defined(CONFIG_ENV_ADDR) + early_flash_cmd_reset(); +#endif return 0; } |
