Texas Instruments OMAP5912 Reference Manual page 858

Multimedia processor device overview and architecture
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Memory Interfaces for the EMIFS
Table 13. Supported Operations on NFMCs (Continued)
Supported Operations
Block erase multiple
Read status
Read status multiple
Note:
Note: This table summarizes the supported operations for the current NFMCs. These operations may change in the fu-
ture when new NFMCs are introduced in the market. To program new NFMCs, refer to the NFMC specifications from
vendors.
2.1.19
NAND Flash Registers
Table 14. Register Mapping
Addr
Name
0x00
Reg1
Reg1_value (most significant word16)
0x00
Reg1
Reg1_value (least significant word16)
0x04
Reg2
Reg2_value (most significant word16)
0x04
Reg2
Reg2_value (least significant word16)
Table 15. NAND Flash Registers
Register
NND_REVISION
NND_ACCESS
NND_ADDR_SRC
RESERVED
Note:
All reserved bits must be written with 0.
52
Memory Interfaces
1Gb/
512Mb/
128MB
64MB
P
P
P
For the mapping of the register, the representation below is used. Each
register is 32 bits wide, and for a register the most significant word16 is above
the least significant word16.
15
14
13
12
11
Table 15 lists the NAND flash registers. Table 16 through Table 46
describe the register bits.
Base Address = 0xFFFB CC00
Description
Indicates the current revision number of the NFC
Indicates the location where a read or program(write)
operation is to be performed
Contains the byte address of the location in the NFMC from
which data is read or written by accessing the NAND
controller access register (NND_ACCESS).
Reserved
256Mb/
128Mb/
32MB
P
-
P
P
P
-
10
9
8
7
64Mb/
16MB
8MB
-
-
P
P
-
-
6
5
4
3
2
32Mb/
4MB
-
P
-
1
0
Offset
0x00
0x04
0x08
0x0C
SPRU756A

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