Power, Reset, and Clock Management
8.1.13.6.2 PM_RTC_PWRSTST Register (offset = 4h) [reset = 4h]
PM_RTC_PWRSTST is shown in
and described in
This register provides a status on the current RTC power domain state0. [warm reset insensitive]
Figure 8-188. PM_RTC_PWRSTST Register
31
30
29
28
27
26
25
24
Reserved
R-0h
23
22
21
20
19
18
17
16
Reserved
InTransition
Reserved
R-0h
R-0h
R-0h
15
14
13
12
11
10
9
8
Reserved
Reserved
R-0h
R-0h
7
6
5
4
3
2
1
0
Reserved
Reserved
LogicStateSt
Reserved
R-0h
R-0h
R-1h
R-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 8-208. PM_RTC_PWRSTST Register Field Descriptions
Bit
Field
Type
Reset
Description
31-21
Reserved
R
0h
20
InTransition
R
0h
Domain transition status
0x0 = No : No on-going transition on power domain
0x1 = Ongoing : Power domain transition is in progress.
19-10
Reserved
R
0h
9-4
Reserved
R
0h
3
Reserved
R
0h
2
LogicStateSt
R
1h
Logic state status
0x0 = OFF : Logic in domain is OFF
0x1 = ON : Logic in domain is ON
1-0
Reserved
R
0h
8.1.13.7 PRM_GFX Registers
lists the memory-mapped registers for the PRM_GFX. All register offset addresses not listed
in
should be considered as reserved locations and the register contents should not be
modified.
Table 8-209. PRM_GFX REGISTERS
Offset
Acronym
Register Name
Section
0h
PM_GFX_PWRSTCTRL
This register controls the GFX power state to reach upon
a domain sleep transition.
4h
RM_GFX_RSTCTRL
This register controls the release of the GFX Domain
resets.
10h
PM_GFX_PWRSTST
This register provides a status on the current GFX power
domain state.
[warm reset insensitive]
14h
RM_GFX_RSTST
This register logs the different reset sources of the GFX
domain.
Each bit is set upon release of the domain reset signal.
Must be cleared by software.
[warm reset insensitive]
738 Power, Reset, and Clock Management (PRCM)
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated