tree 8f665c98d5f84c633734257ae2c66c004f078fe2
parent a06b36f9003d801709d83a8faed6fc04bb91df1b
author huang lin <hl@rock-chips.com> 1413008781 -0700
committer chrome-internal-fetch <chrome-internal-fetch@google.com> 1413397387 +0000

rk3288: guarantee i2c low period more than 1.3us

       change i2c clock low period and high perid propoton to 7:3
       guarantee the low period more than 1.3us

BUG=None
TEST=Boot on veyron_pinky rev2,check the i2c clock frequency

Change-Id: I235e9e3ff54ab3b9cabad36bab58a8409f7005a0
Signed-off-by: huang lin <hl@rock-chips.com>
Reviewed-on: https://chromium-review.googlesource.com/223002
Reviewed-by: Julius Werner <jwerner@chromium.org>