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authorFurquan Shaikh <furquan@google.com>2020-08-14 09:07:38 -0700
committerPatrick Georgi <pgeorgi@google.com>2020-08-17 07:09:53 +0000
commitad8cf6209f48cd63344f0bd92db65c6151900159 (patch)
tree2f555d5ff51eea9b0ad95630c73b8b83adc9050c /src/mainboard/google/zork
parentb6feee0c748e4729e9f0475c37b29520aea66ef0 (diff)
downloadcoreboot-ad8cf6209f48cd63344f0bd92db65c6151900159.tar.xz
mb/google/zork: Switch to normal read mode for EM100
This change sets the EFS config for SPI read mode to normal read mode when using em100. With this, the boot is stable again without any random hangs in PSP. BUG=b:164429022 Signed-off-by: Furquan Shaikh <furquan@google.com> Change-Id: I4cd3673dcc44a61905719a57f734df2fb9f4e6e2 Reviewed-on: https://review.coreboot.org/c/coreboot/+/44464 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt Papageorge <matthewpapa07@gmail.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/mainboard/google/zork')
-rw-r--r--src/mainboard/google/zork/Kconfig8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mainboard/google/zork/Kconfig b/src/mainboard/google/zork/Kconfig
index c4a8f330bd..24c49c1492 100644
--- a/src/mainboard/google/zork/Kconfig
+++ b/src/mainboard/google/zork/Kconfig
@@ -244,13 +244,13 @@ config VBOOT_STARTS_IN_BOOTBLOCK
config EFS_SPI_READ_MODE
int
- default 4 if EM100
- default 2
+ default 0 if EM100 # Normal read mode
+ default 2 # Dual IO (1-1-2)
config EFS_SPI_SPEED
int
- default 3 if EM100
- default 0
+ default 3 if EM100 # 16.66 MHz
+ default 0 # 66.66 MHz
config EFS_SPI_MICRON_FLAG
int