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mb/google/zork: Change SPI fast speed to 66mhz 

Morphius cannot support 100Mhz fast SPI causing it to not boot.
Downgrade all zork boards to fast=66mhz and normal=33mhz to be safe.

BUG=b:161233767
TEST=Boot morphius

Change-Id: I7744dd0cb8dede985fbdc28a64385e0bc4048402
Signed-off-by: Rob Barnes <robbarnes@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43459
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Eric Peers <epeers@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Rob Barnes 2020-07-14 13:23:43 -06:00 committed by Aaron Durbin
parent 288646744f
commit 13ec6a03ab
2 changed files with 4 additions and 4 deletions
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4
src/mainboard/google/zork/variants/baseboard/devicetree_dalboz.cb
View File

@ -140,8 +140,8 @@ chip soc/amd/picasso
# SPI Configuration # SPI Configuration
register "common_config.spi_config" = "{ register "common_config.spi_config" = "{
.normal_speed = SPI_SPEED_100M, /* MHz */ .normal_speed = SPI_SPEED_33M, /* MHz */
.fast_speed = SPI_SPEED_100M, /* MHz */ .fast_speed = SPI_SPEED_66M, /* MHz */
.altio_speed = SPI_SPEED_66M, /* MHz */ .altio_speed = SPI_SPEED_66M, /* MHz */
.tpm_speed = SPI_SPEED_66M, /* MHz */ .tpm_speed = SPI_SPEED_66M, /* MHz */
.read_mode = SPI_READ_MODE_DUAL122, .read_mode = SPI_READ_MODE_DUAL122,

4
src/mainboard/google/zork/variants/baseboard/devicetree_trembyle.cb
View File

@ -140,8 +140,8 @@ chip soc/amd/picasso
# SPI Configuration # SPI Configuration
register "common_config.spi_config" = "{ register "common_config.spi_config" = "{
.normal_speed = SPI_SPEED_100M, /* MHz */ .normal_speed = SPI_SPEED_33M, /* MHz */
.fast_speed = SPI_SPEED_100M, /* MHz */ .fast_speed = SPI_SPEED_66M, /* MHz */
.altio_speed = SPI_SPEED_66M, /* MHz */ .altio_speed = SPI_SPEED_66M, /* MHz */
.tpm_speed = SPI_SPEED_66M, /* MHz */ .tpm_speed = SPI_SPEED_66M, /* MHz */
.read_mode = SPI_READ_MODE_DUAL122, .read_mode = SPI_READ_MODE_DUAL122,