INIT4_SHADOW (DDRC) Register Description
| Register Name | INIT4_SHADOW |
|---|---|
| Offset Address | 0x00000020E0 |
| Absolute Address | 0x00FD0720E0 (DDRC) |
| Width | 32 |
| Type | rwNormal read/write |
| Reset Value | 0x00000000 |
| Description | SDRAM Initialization Shadow Register 4 |
All register fields are quasi-dynamic group 2 and group 4, unless described otherwise in the register field description. Group 2 registers can be written in self-refresh, deep power-down, and maximum power saving modes. Group 4 registers can be written depending on MSTR.frequency_mode.
INIT4_SHADOW (DDRC) Register Bit-Field Summary
| Field Name | Bits | Type | Reset Value | Description |
|---|---|---|---|---|
| emr2 | 31:16 | rwNormal read/write | 0x0 | DDR3/DDR4: Value to write to MR2 register LPDDR3/LPDDR4: Value to write to MR3 register Programming Mode: Quasi-dynamic Group 4 |
| emr3 | 15:0 | rwNormal read/write | 0x0 | DDR3/DDR4: Value to write to MR3 register LPDDR4: Value to write to MR13 register |