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2 Commits

Author SHA1 Message Date
Simon Glass
f7ae49fc4f common: Drop log.h from common header 
Move this header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
 2020-05-18 21:19:18 -04:00
Lukasz Majewski
548cc1095f ddr: vybrid: Provide code to perform on-boot calibration 
This patch provides the code to calibrate the DDR's
DQS to DQ signals (RDLVL).

It is based on:
VFxxx Controller Reference Manual, Rev. 0, 10/2016, page 1600
10.1.6.16.4.1 "Software Read Leveling in MC Evaluation Mode"

and NXP's community thread:
"Vybrid: About DDR leveling feature on DDRMC."
https://community.nxp.com/thread/395323

Signed-off-by: Lukasz Majewski <lukma@denx.de>
 2019-02-15 12:16:50 +01:00