xref: /OK3568_Linux_fs/kernel/arch/powerpc/include/asm/fsl_pm.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Support Power Management
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright 2014-2015 Freescale Semiconductor Inc.
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #ifndef __PPC_FSL_PM_H
8*4882a593Smuzhiyun #define __PPC_FSL_PM_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define E500_PM_PH10	1
11*4882a593Smuzhiyun #define E500_PM_PH15	2
12*4882a593Smuzhiyun #define E500_PM_PH20	3
13*4882a593Smuzhiyun #define E500_PM_PH30	4
14*4882a593Smuzhiyun #define E500_PM_DOZE	E500_PM_PH10
15*4882a593Smuzhiyun #define E500_PM_NAP	E500_PM_PH15
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #define PLAT_PM_SLEEP	20
18*4882a593Smuzhiyun #define PLAT_PM_LPM20	30
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #define FSL_PM_SLEEP		(1 << 0)
21*4882a593Smuzhiyun #define FSL_PM_DEEP_SLEEP	(1 << 1)
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun struct fsl_pm_ops {
24*4882a593Smuzhiyun 	/* mask pending interrupts to the RCPM from MPIC */
25*4882a593Smuzhiyun 	void (*irq_mask)(int cpu);
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	/* unmask pending interrupts to the RCPM from MPIC */
28*4882a593Smuzhiyun 	void (*irq_unmask)(int cpu);
29*4882a593Smuzhiyun 	void (*cpu_enter_state)(int cpu, int state);
30*4882a593Smuzhiyun 	void (*cpu_exit_state)(int cpu, int state);
31*4882a593Smuzhiyun 	void (*cpu_up_prepare)(int cpu);
32*4882a593Smuzhiyun 	void (*cpu_die)(int cpu);
33*4882a593Smuzhiyun 	int (*plat_enter_sleep)(void);
34*4882a593Smuzhiyun 	void (*freeze_time_base)(bool freeze);
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun 	/* keep the power of IP blocks during sleep/deep sleep */
37*4882a593Smuzhiyun 	void (*set_ip_power)(bool enable, u32 mask);
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun 	/* get platform supported power management modes */
40*4882a593Smuzhiyun 	unsigned int (*get_pm_modes)(void);
41*4882a593Smuzhiyun };
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun extern const struct fsl_pm_ops *qoriq_pm_ops;
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun int __init fsl_rcpm_init(void);
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #endif /* __PPC_FSL_PM_H */
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