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authorKeith Hui <buurin@gmail.com>2023-11-20 00:03:12 -0500
committerFelix Held <felix-coreboot@felixheld.de>2024-03-05 16:57:01 +0000
commit3304c1cbad6b9b6cd8523e513cb953a8396bda46 (patch)
treed55a46f105cd0e6da1db3b57b31dc95c0285c218 /src
parent12756e67940baafb4b1e031d8c79dd7b40cbfc1c (diff)
mb/asus/p8x7x-series: Revert to native max_mem_clock_mhz of 800
The setting was reduced to 666 for native raminit in commit 7039edd2da30 (SNB+MRC boards: Migrate MRC settings to devicetree) based on boot test results at the time. With more changes merged, additional native raminit tests were done on p8z77-m. It is now possible for previously failing memory configurations to operate at full speed. This, combined with multiple reports on gerrit that this family does work at 800, warrants returning the setting to what it was. Change-Id: I1fbe9c8d076fcd633f71424d60585681c40677c4 Signed-off-by: Keith Hui <buurin@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/79726 Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/asus/p8x7x-series/devicetree.cb3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/mainboard/asus/p8x7x-series/devicetree.cb b/src/mainboard/asus/p8x7x-series/devicetree.cb
index 192b4bdca4..4052cf43ad 100644
--- a/src/mainboard/asus/p8x7x-series/devicetree.cb
+++ b/src/mainboard/asus/p8x7x-series/devicetree.cb
@@ -4,8 +4,7 @@ chip northbridge/intel/sandybridge
# All MRC-capable boards in family (P8Z77-M[ PRO]) lists supported
# DIMMs down to 1.25v
register "ddr3lv_support" = "1"
- # FIXME: Nothing can run native at 800MHz on p8z77-m, others may have same problem
- register "max_mem_clock_mhz" = "CONFIG(USE_NATIVE_RAMINIT) ? 666 : 800"
+ register "max_mem_clock_mhz" = "800"
register "spd_addresses" = "{0x50, 0x51, 0x52, 0x53}"
register "usb_port_config" = "{