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291adf521a
Set the receiver gain to max value to recover cold temp marginality issue for phy-gen2 Signed-off-by: Pankit Garg <pankit.garg@nxp.com> Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com> Change-Id: If639fa3ed404cf6e1b8abcc2b7137db1fdd0b2c2 |
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| .. | ||
| ddr.c | ||
| ddr.mk | ||
| ddrc.c | ||
| dimm.c | ||
| README.odt | ||
| regs.c | ||
| utility.c | ||
Table for dynamic ODT for DDR4 with PHY generation 2 ==================================================== Two-slot system Only symmetric configurations are supported for interleaving. Non-symmetric configurations are possible but not covered here. First slot empty is possbile but prohibited for simplicity. +-----------------------+-------------+---------------+-----------------------------+-----------------------------+ | Configuration | |DRAM controller| Slot 1 | Slot 2 | +-----------+-----------+-------------+-------+-------+--------------+--------------+--------------+--------------+ | | | | | | Rank 1 | Rank 2 | Rank 1 | Rank 2 | | Slot 1 | Slot 2 | Write/Read | Write | Read |-------+------+-------+------+-------+------+-------+------+ | | | | | | Write | Read | Write | Read | Write | Read | Write | Read | +-----------+-----------+------+------+-------+-------+-------+------+-------+------+-------+------+-------+------+ | | | |Rank 1| off | 60 | 240 | off | 60 | 240 | 60 | 60 | 60 | 60 | | | |Slot 1|------+-------+-------+-------+------+-------+------+-------+------+-------+------+ | | | |Rank 2| off | 60 | 60 | 240 | 240 | off | 60 | 60 | 60 | 60 | | Dual Rank | Dual Rank |------+------+-------+-------+-------+------+-------+------+-------+------+-------+------+ | | | |Rank 1| off | 60 | 60 | 60 | 60 | 60 | 240 | off | 60 | 240 | | | |Slot 2|------+-------+-------+-------+------+-------+------+-------+------+-------+------+ | | | |Rank 2| off | 60 | 60 | 60 | 60 | 60 | 60 | 240 | 240 | off | +-----------+-----------+------+------+-------+-------+-------+------+-------+------+-------+------+-------+------+ | | | Slot 1 | off | 60 | 80 | off | | | | | | | |Single Rank|Single Rank|-------------+-------+-------+-------+------+-------+------+-------+------+-------+------+ | | | Slot 2 | off | 60 | | | | | 80 | off | +-----------+-----------+------+------+-------+-------+-------+------+-------+------+-------+------+ | | | |Rank 1| off | 80 | 80 | off | off | off | | Dual Rank | |Slot 1|------+-------+-------+-------+------+-------+------+ | | | |Rank 2| off | 80 | 80 | off | off | off | +-----------+-----------+-------------+-------+-------+-------+------+-------+------+ |Single Rank| | Slot 1 | off | 80 | 80 | off | +-----------+-----------+-------------+-------+-------+-------+------+