number_of_planes
Number of planes in the device
| Module Instance | Base Address | Register Address |
|---|---|---|
| nandregs | 0xFFB80000 | 0xFFB80140 |
Offset: 0x140
Access: RW
Important: To prevent indeterminate
system behavior, reserved areas of memory must not be accessed by software or
hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
| Bit Fields | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
Reserved |
|||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Reserved |
value RW 0x0 |
||||||||||||||
number_of_planes Fields
| Bit | Name | Description | Access | Reset |
|---|---|---|---|---|
| 2:0 | value | Controller will read Electronic Signature of devices and populate this field as the number of planes information is present in the signature. For 512B device, this information needs to be programmed by software. Software could also choose to override the populated value. The values in the fields should be as follows[list] [*]3'h0 - Monoplane device [*]3'h1 - Two plane device [*]3'h3 - 4 plane device [*]3'h7 - 8 plane device [*]All other values - Reserved[/list] |
RW | 0x0 |