EMIF
7.3.5.16 INT_CFG_VAL_1 Register (offset = 58h) [reset = 0h]
Interface Configuration Value 1 Register
Interface Configuration Value 1 Register is shown in
and described in
.
Figure 7-106. Interface Configuration Value 1 Register
31
30
29
28
27
26
25
24
REG_SYS_BUS_WIDTH
Reserved
R-2
R-0
23
22
21
20
19
18
17
16
Reserved
R-0
15
14
13
12
11
10
9
8
REG_WR_FIFO_DEPTH
R-14
7
6
5
4
3
2
1
0
REG_CMD_FIFO_DEPTH
R-A
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 7-126. Interface Configuration Value 1 Register Field Descriptions
Bit
Field
Type
Reset
Description
31-30
REG_SYS_BUS_WIDTH
R
2
L3 OCP data bus width for a particular configuration.
0 = 32 bit wide.
1 = 64 bit wide.
2 = 128 bit wide.
3 = 256 bit wide.
29-16
Reserved
R
0
Reserved for future use.
15-8
REG_WR_FIFO_DEPTH
R
0x14
Write Data FIFO depth for a particular configuration.
7-0
REG_CMD_FIFO_DEPTH R
0xA
Command FIFO depth for a particular configuration.
441
SPRUH73H – October 2011 – Revised April 2013
Memory Subsystem
Copyright © 2011–2013, Texas Instruments Incorporated