2 * INCA-IP Watchdog timer management code.
4 * Copyright (c) 2003 Wolfgang Denk <wd@denx.de>
6 * SPDX-License-Identifier: GPL-2.0+
11 #include <asm/regdef.h>
14 #define WD_BASE 0xb8000000
15 #define WD_CON0(value) 0x0020(value)
16 #define WD_CON1(value) 0x0024(value)
17 #define WD_DISABLE 0x00000008
18 #define WD_ENABLE 0x00000000
19 #define WD_WRITE_PW 0xFFFC00F8
20 #define WD_WRITE_ENDINIT 0xFFFC00F3
21 #define WD_WRITE_INIT 0xFFFC00F2
24 .globl disable_incaip_wdt
28 /* Calculate password.
39 sw t3, WD_CON0(t0) /* write password */
48 sw t1, WD_CON1(t0) /* disable watchdog */
50 sw t1, WD_CON0(t0) /* write password */
51 li t1, WD_WRITE_ENDINIT
52 sw t1, WD_CON0(t0) /* end command */