1/*
 2 * Suspend-to-RAM support code for SH-Mobile ARM
 3 *
 4 *  Copyright (C) 2011 Magnus Damm
 5 *
 6 * This file is subject to the terms and conditions of the GNU General Public
 7 * License.  See the file "COPYING" in the main directory of this archive
 8 * for more details.
 9 */
10
11#include <linux/pm.h>
12#include <linux/suspend.h>
13#include <linux/module.h>
14#include <linux/err.h>
 
 
15#include <asm/io.h>
16#include <asm/system_misc.h>
17
 
 
18static int shmobile_suspend_default_enter(suspend_state_t suspend_state)
19{
20	cpu_do_idle();
21	return 0;
22}
23
24static int shmobile_suspend_begin(suspend_state_t state)
25{
26	disable_hlt();
27	return 0;
28}
29
30static void shmobile_suspend_end(void)
31{
32	enable_hlt();
33}
34
35struct platform_suspend_ops shmobile_suspend_ops = {
36	.begin		= shmobile_suspend_begin,
37	.end		= shmobile_suspend_end,
38	.enter		= shmobile_suspend_default_enter,
39	.valid		= suspend_valid_only_mem,
40};
41
42int __init shmobile_suspend_init(void)
43{
44	suspend_set_ops(&shmobile_suspend_ops);
45	return 0;
46}

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * Suspend-to-RAM support code for SH-Mobile ARM
 4 *
 5 *  Copyright (C) 2011 Magnus Damm
 
 
 
 
 6 */
 7
 8#include <linux/pm.h>
 9#include <linux/suspend.h>
10#include <linux/module.h>
11#include <linux/err.h>
12#include <linux/cpu.h>
13
14#include <asm/io.h>
15#include <asm/system_misc.h>
16
17#include "common.h"
18
19static int shmobile_suspend_default_enter(suspend_state_t suspend_state)
20{
21	cpu_do_idle();
22	return 0;
23}
24
25static int shmobile_suspend_begin(suspend_state_t state)
26{
27	cpu_idle_poll_ctrl(true);
28	return 0;
29}
30
31static void shmobile_suspend_end(void)
32{
33	cpu_idle_poll_ctrl(false);
34}
35
36struct platform_suspend_ops shmobile_suspend_ops = {
37	.begin		= shmobile_suspend_begin,
38	.end		= shmobile_suspend_end,
39	.enter		= shmobile_suspend_default_enter,
40	.valid		= suspend_valid_only_mem,
41};
42
43int __init shmobile_suspend_init(void)
44{
45	suspend_set_ops(&shmobile_suspend_ops);
46	return 0;
47}