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| author | Elyes HAOUAS <ehaouas@noos.fr> | 2016-05-26 19:53:29 +0200 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2016-06-14 23:54:51 +0200 |
| commit | d450609145a78c2d93707664073466bf29c83426 (patch) | |
| tree | 61ec843b9fc69b43f28bec215d53ebc0fcfb77f0 /src | |
| parent | 579fdb4910aaac3e29f55b44f5333b4a9416d3be (diff) | |
| download | coreboot-d450609145a78c2d93707664073466bf29c83426.tar.xz | |
Added CL7 support
according to "JEDEC_DDR2_SPD_Specification_Rev1.3.pdf"
Annex J: Serial Presence Detects for DDR2 SDRAM (Revision 1.3)
page 16 and page 60, CL7 support added
Change-Id: I22aaf064ab8767755f74dfdb44e32d13fc61b2c4
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/14976
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/spd.h | 1 | ||||
| -rw-r--r-- | src/include/spd_ddr2.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/src/include/spd.h b/src/include/spd.h index ea1b355a21..7aaf4dd896 100644 --- a/src/include/spd.h +++ b/src/include/spd.h @@ -145,6 +145,7 @@ enum spd_memory_type { #define SPD_CAS_LATENCY_DDR2_4 (1 << 4) #define SPD_CAS_LATENCY_DDR2_5 (1 << 5) #define SPD_CAS_LATENCY_DDR2_6 (1 << 6) +#define SPD_CAS_LATENCY_DDR2_7 (1 << 7) /* SPD_SUPPORTED_BURST_LENGTHS values. */ #define SPD_BURST_LENGTH_1 1 diff --git a/src/include/spd_ddr2.h b/src/include/spd_ddr2.h index 21aacf6a7e..a31b4aa251 100644 --- a/src/include/spd_ddr2.h +++ b/src/include/spd_ddr2.h @@ -80,6 +80,7 @@ #define SPD_CAS_LAT_4 (1<<4) #define SPD_CAS_LAT_5 (1<<5) #define SPD_CAS_LAT_6 (1<<6) + #define SPD_CAS_LAT_7 (1<<7) #define SPD_TRP 27 /* bit [7:2] = 1-63 ns, bit [1:0] 0.25ns+, final value ((val>>2) + (val & 3) * 0.25)ns */ #define SPD_TRRD 28 |