diff options
Diffstat (limited to 'drivers/bootcount')
| -rw-r--r-- | drivers/bootcount/Makefile | 1 | ||||
| -rw-r--r-- | drivers/bootcount/bootcount_blackfin.c | 34 |
2 files changed, 0 insertions, 35 deletions
diff --git a/drivers/bootcount/Makefile b/drivers/bootcount/Makefile index 6f1c419c7a..ed9659ad97 100644 --- a/drivers/bootcount/Makefile +++ b/drivers/bootcount/Makefile @@ -4,7 +4,6 @@ obj-y += bootcount.o obj-$(CONFIG_AT91SAM9XE) += bootcount_at91.o -obj-$(CONFIG_BLACKFIN) += bootcount_blackfin.o obj-$(CONFIG_SOC_DA8XX) += bootcount_davinci.o obj-$(CONFIG_BOOTCOUNT_AM33XX) += bootcount_davinci.o obj-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o diff --git a/drivers/bootcount/bootcount_blackfin.c b/drivers/bootcount/bootcount_blackfin.c deleted file mode 100644 index 6cf6dd58b6..0000000000 --- a/drivers/bootcount/bootcount_blackfin.c +++ /dev/null @@ -1,34 +0,0 @@ -/* - * functions for handling bootcount support - * - * Copyright (c) 2010 Analog Devices Inc. - * - * Licensed under the 2-clause BSD. - */ - -/* This version uses one 32bit storage and combines the magic/count */ - -#include <common.h> - -/* We abuse the EVT0 MMR for bootcount storage by default */ -#ifndef CONFIG_SYS_BOOTCOUNT_ADDR -# define CONFIG_SYS_BOOTCOUNT_ADDR EVT0 -#endif - -#define MAGIC_MASK 0xffff0000 -#define COUNT_MASK 0x0000ffff - -void bootcount_store(ulong cnt) -{ - ulong magic = (BOOTCOUNT_MAGIC & MAGIC_MASK) | (cnt & COUNT_MASK); - bfin_write32(CONFIG_SYS_BOOTCOUNT_ADDR, magic); -} - -ulong bootcount_load(void) -{ - ulong magic = bfin_read32(CONFIG_SYS_BOOTCOUNT_ADDR); - if ((magic & MAGIC_MASK) == (BOOTCOUNT_MAGIC & MAGIC_MASK)) - return magic & COUNT_MASK; - else - return 0; -} |