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author | Duncan Laurie <dlaurie@chromium.org> | 2017-04-07 02:03:45 -0700 |
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committer | Duncan Laurie <dlaurie@chromium.org> | 2017-04-10 10:07:33 +0200 |
commit | 92dde2fdd7516a026991116b7466f968e702828c (patch) | |
tree | 72d19be2b14aebe91b064675cae39b7d2a54afc5 /src/include/pc80/keyboard.h | |
parent | 5bda642bcb0fc6004f08d8acdfe0e71d5b3c5012 (diff) |
google/eve: Update I2C bus timing
Update the I2C rise/fall timings based on newly measured values
on a new board with updated pull-up resistor values.
Touchscreen: rise time 98ns, fall time 38ms
Touchpad: rise time 111ns, fall time 41ns
TPM: rise time 112ns, fall time 34ns
BUG=b:35583133
BRANCH=none
TEST=Each I2C bus frequency was verified on a scope to be ~400MHz
Change-Id: Ibb3a15fa0cc862f36c1b9c63ac7847221020c4c0
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://review.coreboot.org/19202
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/include/pc80/keyboard.h')
0 files changed, 0 insertions, 0 deletions