EMIF
7.3.5.2
STATUS Register (offset = 4h) [reset = 0h]
STATUS is shown in
and described in
Figure 7-92. STATUS Register
31
30
29
28
27
26
25
24
reg_be
reg_dual_clk_mode
reg_fast_init
Reserved
R-0h
R-0h
R-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
reg_phy_dll_ready
Reserved
R-0h
R-0h
R-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 7-112. STATUS Register Field Descriptions
Bit
Field
Type
Reset
Description
31
reg_be
R
0h
Big Endian.
Reflects the value on the config_big_endian port that defines
whether the EMIF is in big or little endian mode.
0 = Little endian.
1 = Big endian.
30
reg_dual_clk_mode
R
0h
Dual Clock mode.
Reflects the value on the config_dual_clk_mode port that defines
whether the ocp_clk and m_clk are asynchronous.
0 = ocp_clk = m_clk.
1 = Asynchronous ocp_clk and m_clk.
29
reg_fast_init
R
0h
Fast Init.
Reflects the value on the config_fast_init port that defines whether
the EMIF fast initialization mode has been enabled.
0 = Fast init disabled.
1 = Fast init enabled.
28-3
Reserved
R
0h
2
reg_phy_dll_ready
R
0h
DDR PHY Ready.
Reflects the value on the phy_ready port (active high) that defines
whether the DDR PHY is ready for normal operation.
1-0
Reserved
R
0h
425
SPRUH73H – October 2011 – Revised April 2013
Memory Subsystem
Copyright © 2011–2013, Texas Instruments Incorporated