Intel PXA26X User Manual Page 100

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3-34 Intel® PXA26x Processor Family Developer’s Manual
Clocks and Power Manager
3.5.12 Power Manager Register Locations
Table 3-20 shows the registers associated with the power manager and the physical addresses used
to access them.
.
Table 3-19. RCSR Bit Definitions
0x40F0_0030 RCSR Clocks and Power Manager
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved
GPR
SMR
WDR
HWR
Reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
[31:4] Reserved
3GPR
GPIO RESET:
0 – GPIO reset has not occurred since the last time the CPU or hardware reset cleared
this bit.
1 – GPIO reset has occurred since the last time the CPU or hardware reset cleared this
bit.
Cleared by hardware reset and by setting to a 1.
2SMR
SLEEP MODE:
0 – Sleep mode has not occurred since the last time the CPU or hardware reset cleared
this bit.
1 – Sleep mode has occurred since the last time the CPU or hardware reset cleared this
bit.
Cleared by hardware reset and by setting to a 1.
1WDR
WATCHDOG RESET:
0 – Watchdog reset has not occurred since the last time the CPU or hardware reset
cleared this bit.
1 – Watchdog reset has occurred since the last time the CPU or hardware reset cleared
this bit.
Cleared by hardware reset and by setting to a 1.
0HWR
HARDWARE RESET:
0 – Hardware reset has not occurred since the last time the CPU cleared this bit.
1 – Hardware reset has occurred since the last time the CPU cleared this bit.
Set by hardware reset. Cleared by setting to a 1.
Table 3-20. Power Manager Register Locations (Sheet 1 of 2)
Address Name Description
0x40F0 0000 PMCR Power Manager Control Register
0x40F0 0004 PSSR Power Manager Sleep Status Register
0x40F0 0008 PSPR Power Manager Scratch Pad Register
0x40F0 000C PWER Power Manager Wake-up Enable Register
0x40F0 0010 PRER Power Manager GPIO Rising-edge Detect Enable Register
0x40F0 0014 PFER Power Manager GPIO Falling-edge Detect Enable Register
0x40F0 0018 PEDR Power Manager GPIO Edge Detect Status Register
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