tpm: i2c: When probing the TPM, write a 0 into the TPM access register.
Not doing so makes it fail when run at high frequency.
BUG=chrome-os-partner:27220
TEST=Built and booted on nyan with EFS and with the TPM turned up to 400 KHz.
BRANCH=None
Change-Id: I1cfb69c55f03cb90f66f437289803d897a1aad5c
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://chromium-review.googlesource.com/191812
Reviewed-by: Tom Warren <twarren@nvidia.com>
Reviewed-by: Jimmy Zhang <jimmzhang@nvidia.com>
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Tested-by: Tom Warren <twarren@nvidia.com>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
1 file changed
