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author | Eric Lai <ericr_lai@compal.corp-partner.google.com> | 2020-03-13 17:16:20 +0800 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2020-03-15 12:56:01 +0000 |
commit | cb1e386eabfbf2d0851ed58f97d11a7bab431983 (patch) | |
tree | e2f5c0ade2e493d464b0d1531d421d6dacd23648 /src | |
parent | a6bff2d8ab4824a95221fda8a3b175c3f4337720 (diff) | |
download | coreboot-cb1e386eabfbf2d0851ed58f97d11a7bab431983.tar.xz |
lib/spd_bin: Add LPDDR4X SPD information and DDR5, LPDDR5 IDs
Follow JESD 21-C: DDR4 SPD Document Release 4 to add new DDR type.
Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: I455c9e4c884ae74c72572be6dc2bd281a660e517
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39495
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/include/spd_bin.h | 3 | ||||
-rw-r--r-- | src/lib/spd_bin.c | 9 |
2 files changed, 11 insertions, 1 deletions
diff --git a/src/include/spd_bin.h b/src/include/spd_bin.h index c78f7c3267..fb771f2bf8 100644 --- a/src/include/spd_bin.h +++ b/src/include/spd_bin.h @@ -29,6 +29,9 @@ #define SPD_DRAM_LPDDR3_JEDEC 0x0F #define SPD_DRAM_DDR4 0x0C #define SPD_DRAM_LPDDR4 0x10 +#define SPD_DRAM_LPDDR4X 0x11 +#define SPD_DRAM_DDR5 0x12 +#define SPD_DRAM_LPDDR5 0x13 #define SPD_DENSITY_BANKS 4 #define SPD_ADDRESSING 5 #define DDR3_ORGANIZATION 7 diff --git a/src/lib/spd_bin.c b/src/lib/spd_bin.c index 35bcb4c2c7..f59e187037 100644 --- a/src/lib/spd_bin.c +++ b/src/lib/spd_bin.c @@ -36,10 +36,11 @@ static bool use_ddr4_params(int dram_type) case SPD_DRAM_DDR3: case SPD_DRAM_LPDDR3_INTEL: return false; - /* LPDDR3, LPDDR4 and DDR4 share the same attributes */ + /* Below DDR type share the same attributes */ case SPD_DRAM_LPDDR3_JEDEC: case SPD_DRAM_DDR4: case SPD_DRAM_LPDDR4: + case SPD_DRAM_LPDDR4X: return true; default: printk(BIOS_ERR, "Defaulting to using DDR4 params. Please add dram_type check for %d to %s\n", @@ -60,6 +61,12 @@ static const char *spd_get_module_type_string(int dram_type) return "DDR4"; case SPD_DRAM_LPDDR4: return "LPDDR4"; + case SPD_DRAM_LPDDR4X: + return "LPDDR4X"; + case SPD_DRAM_DDR5: + return "DDR5"; + case SPD_DRAM_LPDDR5: + return "LPDDR5"; } return "UNKNOWN"; } |