| /* | |
| * Copyright 2017 CS Systemes d'Information | |
| * | |
| * SPDX-License-Identifier: GPL-2.0+ | |
| */ | |
| #include <common.h> | |
| #include <mpc8xx.h> | |
| #include <asm/cpm_8xx.h> | |
| #include <asm/io.h> | |
| DECLARE_GLOBAL_DATA_PTR; | |
| void hw_watchdog_reset(void) | |
| { | |
| immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; | |
| out_be16(&immap->im_siu_conf.sc_swsr, 0x556c); /* write magic1 */ | |
| out_be16(&immap->im_siu_conf.sc_swsr, 0xaa39); /* write magic2 */ | |
| } | |