remove ioremap_nocache and devm_ioremap_nocache
[sfrench/cifs-2.6.git] / arch / mips / loongson64 / reset.c
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *
4  * Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
5  * Author: Fuxin Zhang, zhangfx@lemote.com
6  * Copyright (C) 2009 Lemote, Inc.
7  * Author: Zhangjin Wu, wuzhangjin@gmail.com
8  */
9 #include <linux/init.h>
10 #include <linux/pm.h>
11
12 #include <asm/idle.h>
13 #include <asm/reboot.h>
14
15 #include <loongson.h>
16 #include <boot_param.h>
17
18 static inline void loongson_reboot(void)
19 {
20         ((void (*)(void))ioremap(LOONGSON_BOOT_BASE, 4)) ();
21 }
22
23 static void loongson_restart(char *command)
24 {
25
26         void (*fw_restart)(void) = (void *)loongson_sysconf.restart_addr;
27
28         fw_restart();
29         while (1) {
30                 if (cpu_wait)
31                         cpu_wait();
32         }
33 }
34
35 static void loongson_poweroff(void)
36 {
37         void (*fw_poweroff)(void) = (void *)loongson_sysconf.poweroff_addr;
38
39         fw_poweroff();
40         while (1) {
41                 if (cpu_wait)
42                         cpu_wait();
43         }
44 }
45
46 static void loongson_halt(void)
47 {
48         pr_notice("\n\n** You can safely turn off the power now **\n\n");
49         while (1) {
50                 if (cpu_wait)
51                         cpu_wait();
52         }
53 }
54
55 static int __init mips_reboot_setup(void)
56 {
57         _machine_restart = loongson_restart;
58         _machine_halt = loongson_halt;
59         pm_power_off = loongson_poweroff;
60
61         return 0;
62 }
63
64 arch_initcall(mips_reboot_setup);