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/*
* (C) Copyright 2012-2014
* Texas Instruments Incorporated, <www.ti.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _PSC_DEFS_H_
#define _PSC_DEFS_H_
#include <asm/arch/hardware.h>
/*
* FILE PURPOSE: Local Power Sleep Controller definitions
*
* FILE NAME: psc_defs.h
*
* DESCRIPTION: Provides local definitions for the power saver controller
*
*/
/* Register offsets */
#define PSC_REG_PTCMD 0x120
#define PSC_REG_PSTAT 0x128
#define PSC_REG_PDSTAT(x) (0x200 + (4 * (x)))
#define PSC_REG_PDCTL(x) (0x300 + (4 * (x)))
#define PSC_REG_MDCFG(x) (0x600 + (4 * (x)))
#define PSC_REG_MDSTAT(x) (0x800 + (4 * (x)))
#define PSC_REG_MDCTL(x) (0xa00 + (4 * (x)))
#define BOOTBITMASK(x, y) ((((((u32)1 << (((u32)x) - ((u32)y) + (u32)1)) - \
(u32)1)) << ((u32)y)))
#define BOOT_READ_BITFIELD(z, x, y) ((((u32)z) & BOOTBITMASK(x, y)) >> (y))
#define BOOT_SET_BITFIELD(z, f, x, y) ((((u32)z) & ~BOOTBITMASK(x, y)) | \
((((u32)f) << (y)) & BOOTBITMASK(x, y)))
/* PDCTL */
#define PSC_REG_PDCTL_SET_NEXT(x, y) BOOT_SET_BITFIELD((x), (y), 0, 0)
#define PSC_REG_PDCTL_SET_PDMODE(x, y) BOOT_SET_BITFIELD((x), (y), 15, 12)
/* PDSTAT */
#define PSC_REG_PDSTAT_GET_STATE(x) BOOT_READ_BITFIELD((x), 4, 0)
/* MDCFG */
#define PSC_REG_MDCFG_GET_PD(x) BOOT_READ_BITFIELD((x), 20, 16)
#define PSC_REG_MDCFG_GET_RESET_ISO(x) BOOT_READ_BITFIELD((x), 14, 14)
/* MDCTL */
#define PSC_REG_MDCTL_SET_NEXT(x, y) BOOT_SET_BITFIELD((x), (y), 4, 0)
#define PSC_REG_MDCTL_SET_LRSTZ(x, y) BOOT_SET_BITFIELD((x), (y), 8, 8)
#define PSC_REG_MDCTL_GET_LRSTZ(x) BOOT_READ_BITFIELD((x), 8, 8)
#define PSC_REG_MDCTL_SET_RESET_ISO(x, y) BOOT_SET_BITFIELD((x), (y), \
12, 12)
/* MDSTAT */
#define PSC_REG_MDSTAT_GET_STATUS(x) BOOT_READ_BITFIELD((x), 5, 0)
#define PSC_REG_MDSTAT_GET_LRSTZ(x) BOOT_READ_BITFIELD((x), 8, 8)
#define PSC_REG_MDSTAT_GET_LRSTDONE(x) BOOT_READ_BITFIELD((x), 9, 9)
#define PSC_REG_MDSTAT_GET_MRSTZ(x) BOOT_READ_BITFIELD((x), 10, 10)
#define PSC_REG_MDSTAT_GET_MRSTDONE(x) BOOT_READ_BITFIELD((x), 11, 11)
/* PDCTL states */
#define PSC_REG_VAL_PDCTL_NEXT_ON 1
#define PSC_REG_VAL_PDCTL_NEXT_OFF 0
#define PSC_REG_VAL_PDCTL_PDMODE_SLEEP 0
/* MDCTL states */
#define PSC_REG_VAL_MDCTL_NEXT_SWRSTDISABLE 0
#define PSC_REG_VAL_MDCTL_NEXT_OFF 2
#define PSC_REG_VAL_MDCTL_NEXT_ON 3
/* MDSTAT states */
#define PSC_REG_VAL_MDSTAT_STATE_ON 3
#define PSC_REG_VAL_MDSTAT_STATE_ENABLE_IN_PROG 0x24
#define PSC_REG_VAL_MDSTAT_STATE_OFF 2
#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG1 0x20
#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG2 0x21
#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG3 0x22
/*
* Timeout limit on checking PTSTAT. This is the number of times the
* wait function will be called before giving up.
*/
#define PSC_PTSTAT_TIMEOUT_LIMIT 100
u32 psc_get_domain_num(u32 mod_num);
int psc_enable_module(u32 mod_num);
int psc_disable_module(u32 mod_num);
int psc_disable_domain(u32 domain_num);
int psc_module_keep_in_reset_enabled(u32 mod_num, bool gate_clocks);
int psc_module_release_from_reset(u32 mod_num);
#endif /* _PSC_DEFS_H_ */
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