Cirrus Logic EP93xx - Manual (Page 161)

DS785UM1 5-35
Copyright 2007 Cirrus Logic
System Controller
EP93xx User’s Guide
5
5
5
LCSn1, LCSn2: Define Watchdog startup action:
00 - Watchdog disabled, Reset duration disabled
01 - Watchdog disabled, Reset duration active
10 - Watchdog active, Reset duration disabled
11 - Watchdog active, Reset duration active
SysSWLock
Address:
0x8093_00C0 - Read/Write
Default:
0x0000_0000
Definition:
Syscon Software Lock Register. Provides software control port for all Syscon
locked registers. Writing the LOCK field to 0xAA opens the lock. Reading the
register will return 0x0000_0001 when the lock is open, and all zeros when the
lock is closed (locked).
Bit Descriptions:
RSVD: Reserved. Unknown During Read.
LOCK: Lock code value. This field must be written to a value of
0xAA to open the software lock. Reads 0x01 when the
lock is open, 0x00 when the lock is closed.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
RSVD
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RSVD LOCK