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| author | Krishna Prasad Bhat <krishna.p.bhat.d@intel.com> | 2019-03-28 21:51:58 +0530 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-04-01 07:52:50 +0000 |
| commit | dffa8d05e3694df9cce1ad1b201ea02528038695 (patch) | |
| tree | e4f80e2d7694c5e1950597a2ad55cf3349ba108c | |
| parent | 690d27faa7a415d16d63409f8d865b1417407a63 (diff) | |
| download | coreboot-dffa8d05e3694df9cce1ad1b201ea02528038695.tar.xz | |
soc/intel/cannonlake: Add FSP UPD to unlock GPIO pads in devicetree
FSP has a UPD to unlock all GPIO pads. This parameter is disabled by
default. Add a chip parameter so that GPIO pads can be unlocked on mainboard
level in devicetree and therefore this feature can be used if needed.
BUG=b:128686027
Change-Id: Iad9e8a209dc3f8ca0c994e8c1da329918409a1d4
Signed-off-by: Krishna Prasad Bhat <krishna.p.bhat.d@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32110
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
| -rw-r--r-- | src/soc/intel/cannonlake/chip.h | 3 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/fsp_params.c | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/chip.h b/src/soc/intel/cannonlake/chip.h index a81a7c1211..7461d78279 100644 --- a/src/soc/intel/cannonlake/chip.h +++ b/src/soc/intel/cannonlake/chip.h @@ -407,6 +407,9 @@ struct soc_intel_cannonlake_config { uint8_t DdiPortCDdc; uint8_t DdiPortDDdc; uint8_t DdiPortFDdc; + + /* Unlock all GPIO Pads */ + uint8_t PchUnlockGpioPads; }; typedef struct soc_intel_cannonlake_config config_t; diff --git a/src/soc/intel/cannonlake/fsp_params.c b/src/soc/intel/cannonlake/fsp_params.c index 25ee5e1ebe..2688557d9b 100644 --- a/src/soc/intel/cannonlake/fsp_params.c +++ b/src/soc/intel/cannonlake/fsp_params.c @@ -340,6 +340,9 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) /* Set TccActivationOffset */ tconfig->TccActivationOffset = config->tcc_offset; + + /* Unlock all GPIO pads */ + tconfig->PchUnlockGpioPads = config->PchUnlockGpioPads; } /* Mainboard GPIO Configuration */ |