mb/google/dewatt: Set SPI speed to 100Mhz on board version 3

After assessing the signal integrity, 100 MHz SPI fast speed can be
enabled for SPI ROM.

BUG=b:213403891
BRANCH=guybrush
TEST=Build and boot to OS in Dewatt board version 3.

Change-Id: If0318abf1fed9b1f4ba876f736fdbf92c1ea6933
Signed-off-by: Rob Barnes <robbarnes@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63747
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Rob Barnes 2022-04-20 09:27:23 -06:00 committed by Felix Held
parent 151a48d325
commit 0b71099f65
1 changed files with 1 additions and 0 deletions

View File

@ -138,6 +138,7 @@ config OVERRIDE_EFS_SPI_SPEED_MIN_BOARD
hex hex
default 0x4 if BOARD_GOOGLE_GUYBRUSH default 0x4 if BOARD_GOOGLE_GUYBRUSH
default 0x2 if BOARD_GOOGLE_NIPPERKIN default 0x2 if BOARD_GOOGLE_NIPPERKIN
default 0x3 if BOARD_GOOGLE_DEWATT
default 0xffffffff default 0xffffffff
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Minimum board version starting which the Override EFS SPI Speed Minimum board version starting which the Override EFS SPI Speed