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| author | Simon Yang <simon1.yang@intel.com> | 2023-11-22 09:27:38 +0800 |
|---|---|---|
| committer | Subrata Banik <subratabanik@google.com> | 2024-01-17 09:44:29 +0000 |
| commit | 01bad20fab0ac62c13ff331013e4751051ec0cfe (patch) | |
| tree | 00b67ee9f7fdd270d274736f303f5ac55c68f570 /src/soc/amd/picasso | |
| parent | d1a940c7534d14e62d6647e27b255544b60939ca (diff) | |
mb/google/nissa/var/gothrax: Tune eMMC DLL values
Gothrax cannot boot into OS with a kernel loading failure.
Update eMMC DLL values to improve initialization reliability
How to get these values:
- Sending different speed TX/RX command/data signal to eMMC and check
the response is successful or not.
- Collecting above results from each eMMC model that project used.
- Analysing logs to provide a fine tuned DLL values.
BUG=b:310701323
TEST=Cold reboot stress test over 2500 cycles
Change-Id: Ie36cc9948e3d5dee46385e584baad141a249be79
Signed-off-by: Simon Yang <simon1.yang@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79220
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Diffstat (limited to 'src/soc/amd/picasso')
0 files changed, 0 insertions, 0 deletions