Change in coreboot[master]: mb/google/guybrush/var/nipperkin: Override SPI fast speed

[Karthik Ramasubramanian (Code Review)]

Karthik Ramasubramanian has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/59983 )

Change subject: mb/google/guybrush/var/nipperkin: Override SPI fast speed
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mb/google/guybrush/var/nipperkin: Override SPI fast speed

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

BUG=None
TEST=Build and boot to OS in Nipperkin board version 2. Perform 250
iterations of warm and cold reset each.

Signed-off-by: Karthikeyan Ramasubramanian 
Change-Id: Id973acb939b69e0beda26252e57a278892f2f57d
---
M src/mainboard/google/guybrush/Kconfig
1 file changed, 1 insertion(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/83/59983/1

diff --git a/src/mainboard/google/guybrush/Kconfig b/src/mainboard/google/guybrush/Kconfig
index c97c06d..7d9cd3d 100644
--- a/src/mainboard/google/guybrush/Kconfig
+++ b/src/mainboard/google/guybrush/Kconfig
@@ -123,6 +123,7 @@
 config OVERRIDE_EFS_SPI_SPEED_MIN_BOARD
    hex
    default 0x4 if BOARD_GOOGLE_GUYBRUSH
+	default 0x2 if BOARD_GOOGLE_NIPPERKIN
    default 0xffffffff
    help
      Minimum board version starting which the Override EFS SPI Speed