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* common: DDR3 SPD verification supportRenaud Barbier2014-03-181-0/+24
| | | | | | | | | Add DDR3 SPD verification support for use by the PPC 8xxx DDR driver. This is based on the equivalent files from U-Boot version git-be937b5. Signed-off-by: Renaud Barbier <renaud.barbier@ge.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
* common: DDR2 SPD checksum.Renaud Barbier2013-06-271-0/+39
The code calculates the DDR2 SPD checksum as per JEDEC standard No 21-C Appendix X (revision 1.2) The code is based on the equivalent files from U-Boot version git-a71d45d. Signed-off-by: Renaud Barbier <renaud.barbier@ge.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>