| // SPDX-License-Identifier: GPL-2.0+ |
| #include <asm/arch/hardware.h> |
| #include <asm/arch/at91_gpbr.h> |
| * We combine the CONFIG_SYS_BOOTCOUNT_MAGIC and bootcount in one 32-bit |
| * register. This is done so we need to use only one of the four GPBR |
| void bootcount_store(ulong a) |
| at91_gpbr_t *gpbr = (at91_gpbr_t *) ATMEL_BASE_GPBR; |
| writel((CONFIG_SYS_BOOTCOUNT_MAGIC & 0xffff0000) | (a & 0x0000ffff), |
| &gpbr->reg[AT91_GPBR_INDEX_BOOTCOUNT]); |
| ulong bootcount_load(void) |
| at91_gpbr_t *gpbr = (at91_gpbr_t *) ATMEL_BASE_GPBR; |
| ulong val = readl(&gpbr->reg[AT91_GPBR_INDEX_BOOTCOUNT]); |
| if ((val & 0xffff0000) != (CONFIG_SYS_BOOTCOUNT_MAGIC & 0xffff0000)) |