EMIF
7.3.5.4
SDRAM_CONFIG_2 Register (offset = Ch) [reset = 0h]
SDRAM_CONFIG_2 is shown in
and described in
.
Figure 7-94. SDRAM_CONFIG_2 Register
31
30
29
28
27
26
25
24
Reserved
Reserved
Reserved
reg_ebank_pos
Reserved
R-0h
R/W-0h
R-0h
R/W-0h
R-0h
23
22
21
20
19
18
17
16
Reserved
R-0h
15
14
13
12
11
10
9
8
Reserved
R-0h
7
6
5
4
3
2
1
0
Reserved
Reserved
Reserved
Reserved
R-0h
R/W-0h
R-0h
R/W-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 7-114. SDRAM_CONFIG_2 Register Field Descriptions
Bit
Field
Type
Reset
Description
31
Reserved
R
0h
30
Reserved
R/W
0h
Reserved.
29-28
Reserved
R
0h
27
reg_ebank_pos
R/W
0h
External bank position.
Set to 0 to assign external bank address bits from lower OCP
address, as shown in the tables for OCP Address to DDR2/3/mDDR
Address Mapping.
Set to 1 to assign external bank address bits from higher OCP
address bits, as shown in the tables for OCP Address to
DDR2/3/mDDR Address Mapping.
26-6
Reserved
R
0h
5-4
Reserved
R/W
0h
Reserved.
3
Reserved
R
0h
2-0
Reserved
R/W
0h
Reserved.
428
Memory Subsystem
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated