en
Contains fields that control the SDRAM Clock Group enables generated from the SDRAM PLL clock outputs.
1: The clock is enabled.
0: The clock is disabled.
Fields are only reset by a cold reset.
Module Instance | Base Address | Register Address |
---|---|---|
clkmgr | 0xFFD04000 | 0xFFD040D8 |
Offset: 0xD8
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 |
s2fuser2clk RW 0x1 |
ddrdqclk RW 0x1 |
ddr2xdqsclk RW 0x1 |
ddrdqsclk RW 0x1 |
en Fields
Bit | Name | Description | Access | Reset |
---|---|---|---|---|
3 | s2fuser2clk | Enables clock s2f_user2_clk output. and user documentation refer to s2f_user2_clk as h2f_user2_clk. |
RW | 0x1 |
2 | ddrdqclk | Enables clock ddr_dq_clk output |
RW | 0x1 |
1 | ddr2xdqsclk | Enables clock ddr_2x_dqs_clk output |
RW | 0x1 |
0 | ddrdqsclk | Enables clock ddr_dqs_clk output |
RW | 0x1 |