rt-thread/libcpu/risc-v/e310/sifive/devices/aon.h

// See LICENSE for license details.

#ifndef _SIFIVE_AON_H
#define _SIFIVE_AON_H

/* Register offsets */

#define AON_WDOGCFG     0x000
#define AON_WDOGCOUNT   0x008
#define AON_WDOGS       0x010
#define AON_WDOGFEED    0x018
#define AON_WDOGKEY     0x01C
#define AON_WDOGCMP     0x020

#define AON_RTCCFG      0x040
#define AON_RTCLO       0x048
#define AON_RTCHI       0x04C
#define AON_RTCS        0x050
#define AON_RTCCMP      0x060

#define AON_BACKUP0     0x080
#define AON_BACKUP1     0x084
#define AON_BACKUP2     0x088
#define AON_BACKUP3     0x08C
#define AON_BACKUP4     0x090
#define AON_BACKUP5     0x094
#define AON_BACKUP6     0x098
#define AON_BACKUP7     0x09C
#define AON_BACKUP8     0x0A0
#define AON_BACKUP9     0x0A4
#define AON_BACKUP10    0x0A8
#define AON_BACKUP11    0x0AC
#define AON_BACKUP12    0x0B0
#define AON_BACKUP13    0x0B4
#define AON_BACKUP14    0x0B8
#define AON_BACKUP15    0x0BC

#define AON_PMUWAKEUPI0 0x100
#define AON_PMUWAKEUPI1 0x104
#define AON_PMUWAKEUPI2 0x108
#define AON_PMUWAKEUPI3 0x10C
#define AON_PMUWAKEUPI4 0x110
#define AON_PMUWAKEUPI5 0x114
#define AON_PMUWAKEUPI6 0x118
#define AON_PMUWAKEUPI7 0x11C
#define AON_PMUSLEEPI0  0x120
#define AON_PMUSLEEPI1  0x124
#define AON_PMUSLEEPI2  0x128
#define AON_PMUSLEEPI3  0x12C
#define AON_PMUSLEEPI4  0x130
#define AON_PMUSLEEPI5  0x134
#define AON_PMUSLEEPI6  0x138
#define AON_PMUSLEEPI7  0x13C
#define AON_PMUIE       0x140
#define AON_PMUCAUSE    0x144
#define AON_PMUSLEEP    0x148
#define AON_PMUKEY      0x14C

#define AON_LFROSC      0x070
/* Constants */

#define AON_WDOGKEY_VALUE  0x51F15E
#define AON_WDOGFEED_VALUE 0xD09F00D

#define AON_WDOGCFG_SCALE       0x0000000F
#define AON_WDOGCFG_RSTEN       0x00000100
#define AON_WDOGCFG_ZEROCMP     0x00000200
#define AON_WDOGCFG_ENALWAYS    0x00001000
#define AON_WDOGCFG_ENCOREAWAKE 0x00002000
#define AON_WDOGCFG_CMPIP       0x10000000

#define AON_RTCCFG_SCALE     0x0000000F
#define AON_RTCCFG_ENALWAYS  0x00001000
#define AON_RTCCFG_CMPIP     0x10000000

#define AON_WAKEUPCAUSE_RESET   0x00
#define AON_WAKEUPCAUSE_RTC     0x01
#define AON_WAKEUPCAUSE_DWAKEUP 0x02
#define AON_WAKEUPCAUSE_AWAKEUP 0x03

#define AON_RESETCAUSE_POWERON  0x0000
#define AON_RESETCAUSE_EXTERNAL 0x0100
#define AON_RESETCAUSE_WATCHDOG 0x0200

#define AON_PMUCAUSE_WAKEUPCAUSE 0x00FF
#define AON_PMUCAUSE_RESETCAUSE  0xFF00

#endif /* _SIFIVE_AON_H */