diff options
Diffstat (limited to 'arch/powerpc/include/asm/fsl_pm.h')
| -rw-r--r-- | arch/powerpc/include/asm/fsl_pm.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/fsl_pm.h b/arch/powerpc/include/asm/fsl_pm.h new file mode 100644 index 000000000..61a4c9773 --- /dev/null +++ b/arch/powerpc/include/asm/fsl_pm.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Support Power Management + * + * Copyright 2014-2015 Freescale Semiconductor Inc. + */ +#ifndef __PPC_FSL_PM_H +#define __PPC_FSL_PM_H + +#define E500_PM_PH10 1 +#define E500_PM_PH15 2 +#define E500_PM_PH20 3 +#define E500_PM_PH30 4 +#define E500_PM_DOZE E500_PM_PH10 +#define E500_PM_NAP E500_PM_PH15 + +#define PLAT_PM_SLEEP 20 +#define PLAT_PM_LPM20 30 + +#define FSL_PM_SLEEP (1 << 0) +#define FSL_PM_DEEP_SLEEP (1 << 1) + +struct fsl_pm_ops { + /* mask pending interrupts to the RCPM from MPIC */ + void (*irq_mask)(int cpu); + + /* unmask pending interrupts to the RCPM from MPIC */ + void (*irq_unmask)(int cpu); + void (*cpu_enter_state)(int cpu, int state); + void (*cpu_exit_state)(int cpu, int state); + void (*cpu_up_prepare)(int cpu); + void (*cpu_die)(int cpu); + int (*plat_enter_sleep)(void); + void (*freeze_time_base)(bool freeze); + + /* keep the power of IP blocks during sleep/deep sleep */ + void (*set_ip_power)(bool enable, u32 mask); + + /* get platform supported power management modes */ + unsigned int (*get_pm_modes)(void); +}; + +extern const struct fsl_pm_ops *qoriq_pm_ops; + +int __init fsl_rcpm_init(void); + +#endif /* __PPC_FSL_PM_H */ |