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nb/intel/x4x: Correct sync DLL phase search 

Bit 4 needs to be set then polled for after changing sync DLL taps.

Change-Id: I61b73998dec84710eec0d2561a6f4d88068e3373
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51872
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Angel Pons 2021-03-27 12:15:08 +01:00 committed by Nico Huber
parent 11cabea60d
commit c024c14790
1 changed files with 1 additions and 1 deletions
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src/northbridge/intel/x4x/raminit_ddr23.c
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@ -862,7 +862,7 @@ static void program_dll(struct sysinfo *s)
i++;
for (; i < 16; i++) {
MCHBAR8_AND_OR(0x1c8, ~0x1f, i);
MCHBAR8_OR(0x180, 0x4);
MCHBAR8_OR(0x180, 0x10);
while (MCHBAR8(0x180) & 0x10)
;
if (MCHBAR32(0x184) == 0) {