mem: Increase the default buffer sizes for the DDR4 controller

This patch increases the default read/write buffer sizes for the DDR4
controller config to values that are more suitable for the high
bandwidth and high bank count.
This commit is contained in:
Andreas Hansson 2015-07-03 10:14:48 -04:00
parent 31f901b69d
commit 7e711c98f8

View file

@ -522,6 +522,11 @@ class DDR4_2400_x64(DRAMCtrl):
# constraints incurred by the bank groups
banks_per_rank = 16
# override the default buffer sizes and go for something larger to
# accommodate the larger bank count
write_buffer_size = 128
read_buffer_size = 64
# 1200 MHz
tCK = '0.833ns'