diff options
| author | Richard Spiegel <richard.spiegel@amd.corp-partner.google.com> | 2018-07-24 12:08:22 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-07-30 18:57:06 +0000 |
| commit | 2e90ee38e76db64368aea6a97ad78df0ae6c351c (patch) | |
| tree | d031e151a0ba037b5c3254fe51218ef6f7b975b2 /src/soc | |
| parent | 9b7e0960739f3495be27ddf9ce0b5c2e503128c3 (diff) | |
soc/amd/stoneyridge/northbridge.c: Create a way to change eDP training value
The careena board needs different video settings to pass eye diagram test,
which does not affect negatively the grunt board. In preparation for new
VBIOS, create code that allows changing eDP training parameter.
BUG=b:111673328
TEST=Tested in child patch.
Change-Id: Ic0452618bfc5e05b9ef8280bb8ba398ec7b4ce95
Signed-off-by: Richard Spiegel <richard.spiegel@silverbackltd.com>
Reviewed-on: https://review.coreboot.org/27625
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/amd/common/block/include/amdblocks/agesawrapper.h | 1 | ||||
| -rw-r--r-- | src/soc/amd/stoneyridge/northbridge.c | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/include/amdblocks/agesawrapper.h b/src/soc/amd/common/block/include/amdblocks/agesawrapper.h index 986d6f8be6..942936613e 100644 --- a/src/soc/amd/common/block/include/amdblocks/agesawrapper.h +++ b/src/soc/amd/common/block/include/amdblocks/agesawrapper.h @@ -62,5 +62,6 @@ void SetFchEnvParams(FCH_INTERFACE *params); void SetNbEnvParams(GNB_ENV_CONFIGURATION *params); void SetFchMidParams(FCH_INTERFACE *params); void SetNbMidParams(GNB_MID_CONFIGURATION *params); +void set_board_env_params(GNB_ENV_CONFIGURATION *params); #endif /* __AGESAWRAPPER_H__ */ diff --git a/src/soc/amd/stoneyridge/northbridge.c b/src/soc/amd/stoneyridge/northbridge.c index 6af1351294..c78ca7cb58 100644 --- a/src/soc/amd/stoneyridge/northbridge.c +++ b/src/soc/amd/stoneyridge/northbridge.c @@ -481,9 +481,12 @@ u32 map_oprom_vendev(u32 vendev) return new_vendev; } +__weak void set_board_env_params(GNB_ENV_CONFIGURATION *params) { } + void SetNbEnvParams(GNB_ENV_CONFIGURATION *params) { params->IommuSupport = FALSE; + set_board_env_params(params); } void SetNbMidParams(GNB_MID_CONFIGURATION *params) |